CN101789191A - Distributed well drilling simulation system and operation method - Google Patents

Abstract

The invention discloses a distributed well drilling simulation system and an operation method. The distributed well drilling simulation system comprises a choke-line manifold (101), a high pressure manifold (102), a blowout preventer console (103), a flow blocking machine console (104), a long-distance console (105), a driller console (106), a teacher console (107) and a figure projecting unit (108), wherein the driller console (106), the long-distance console (105), the blowout preventer console (103), the flow blocking machine console (104), the choke-line manifold (101) and the high pressure manifold (102) are interconnected through a PPI (processor/peripheral interface) protocol, and the teacher console (107) is connected with the PPI protocol through a PPI interface. The operation method comprises the steps of drilling down, pilling out of a hole, drilling, accident and complex condition processing, well shutting, well killing and the like. The invention has the advantages of realizing the simulation of a top driving well drilling simulation with highly simulation, enhancing the liveness of teaching and training, shortening training period and reducing the training cost.

Description

Distributed well drilling simulation system and method for operating

Technical field

The present invention relates to a kind of drilling simulation system and method for operating, particularly relate to a kind of distributed well drilling simulation system and method for operating.

Background technology

At present, the centralized system architecture of the many employings of domestic and international existing drilling simulator, its reliability and robustness are lower; It adopts common cartoon technique in addition, and image shows fuzzy, and is not smooth, lacks the sense of reality; And display screen adopts the screen of common size to show drilling process, and pattern exhibiting lacks necessary impulsive force and feeling of immersion.In addition, driller is equipped with top-drive drilling mostly both at home and abroad at present, but the simulation that is based on the rotating disk driving that existing drilling simulator is realized mostly, drive mode even adopted the top, but its simulation is comparatively coarse, and also comprehensive inadequately and detailed for the simulation of drilling failure and down hole problem, lack certain practical significance.

Summary of the invention

The objective of the invention is to overcome the deficiency of existing drilling simulator, a kind of distributed well drilling simulation system and method for operating are provided, this drilling simulator adopts computer network and the distributed system architecture based on the advanced person, front end student consing system adopts Embedded System Design, system design, Computer-Assisted Design, Manufacture And Test adopt industrial standard, and system is stable, reliable; Graphic animations adopts complete three-dimensional real-time animation technology, and the operator can carry out drill-well operation, strong sense of reality according to the position and the state of figure reflection; Pattern exhibiting adopts a big ring curtain pattern exhibiting technology, and all pictures in the drilling process have bigger display size, the wideer visual field, more displaying contents and have more impulsive force and the visual effect of feeling of immersion; The drilling well type of drive adopts the top drive simulation of height emulation, and the demand in market is satisfied in variation that more can adaptive technique; Can carry out emulation training in advance to the drilling well employee based on event driven drilling failure and down hole problem treatment technology, improve security.

Goal of the invention of the present invention is achieved through the following technical solutions: distributed well drilling simulation system, and it comprises throttle manifold, high pressure pipe joint, preventer control desk, flow plug control desk, remote console, driller's control cabinet, teacher's control desk and graphic projection unit; Wherein, driller's control cabinet simulation realizes the lifting control to winch, to the rotating speed control of rotating disk, to the speed regulating control of steam piano; Gather winch clutch position, winch gear, disk clutch position, rotating disk gear, pump control mechanism position, diesel engine power regulator position etc.; Parameters such as monitoring suspending weight, the pressure of the drill, rig bleed pressure, mud density, mud viscosity and mud dehydration.The basic function of preventer control desk is that each assembly in the preventer is carried out open and close control; Standpipe pressure, casing pressure, rig source of the gas etc. are monitored.The basic function of flow plug control desk is to monitor standpipe pressure and casing pressure when reaching kill operation behind the closing well; Control standpipe pressure and casing pressure during kill-job; Metering discharge capacity (replacing) during kill-job into amount.Remote console is finished by PLC control step driven by motor handle each assembly in the preventer is carried out open and close control.High pressure pipe joint Simulation Control drilling liquid flow path.Throttle manifold Simulation Control drilling liquid flow path is by hydraulic valve control well head standpipe pressure casing pressure.Teacher's control desk is made of 2 high-performance computers, is respectively main control computer and graphics process computing machine.The basic function of main control computer is storage and analog parameter, operation primary control program, figure control, calculating and rendering parameter curve, performance rating and student management, collection front-end equipment parameter and control whole controlled instrument of front end and topworks etc. is set.The graphics process computing machine is connected by Ethernet with main control computer, adopt the TCP/IP communications protocol, basic function is demonstration static background figure, shows controlled motion graphics such as disk operation, drill string motion, strata division, shows automatic animation, displayed record curve.The graphic projection unit is made of high-performance projector and the large scale screen with high-resolution and brightness, and the graphic projection unit is connected with the graphics process computing machine, with whole graphic projections to the giant-screen curtain.Driller's control cabinet, remote console, preventer control desk and flow plug control desk are interconnected by Siemens's peer-peer protocol PPI agreement, teacher's control desk is connected with the PPI agreement by the PPI interface, throttle manifold is connected with the flow plug control desk, and high pressure pipe joint is connected with the preventer control desk.

Driller's control cabinet comprises cabinet and internal control plate, the front of described cabinet comprises driller's station front control panel, the side of cabinet is provided with driller's station side control panel, wherein: described driller's station front control panel is provided with the tensimeter group, weight indicator, rotary torque indicator, backing sheet, switches set, button groups A, display group, winch speed controller and brake lever, described tensimeter group comprises the bleed pressure table, the cooling water pressure table, the winch oil pressure gauge, the rotating disk oil pressure gauge, the cat head tensimeter, Pump pressure meter, the tong tensimeter, left side pincers tensimeter, right pincers tensimeter and safety tongs tensimeter, described switches set comprises left cat head switch, right cat head switch, Hydraulic Station off-load switch, the protection reset switch, the air horn switch, rotating disk is used to the switch of stopping, pneumatic inching switch, backup circuit breaker, brake hard switch and parking braking switch, described button groups comprises button No. one, No. two buttons, route button, No. four buttons, No. five buttons, No. six buttons, No. seven buttons, No. eight buttons, No. nine buttons, No. ten buttons, the ride on Bus No. 11 button, ten No. two buttons, ten route buttons and ten No. four buttons, described display group comprises the parameter display, the mud density display, mud viscosity display and mud dehydration display; Described internal control plate comprises driller's station Programmable Logic Controller PLC1 and driller's station Programmable Logic Controller PLC2, the CPU module of driller's station Programmable Logic Controller PLC1 links to each other with brake lever with the winch speed controller by the AD module respectively, by DA module and bleed pressure table, the cooling water pressure table, the winch oil pressure gauge, the rotating disk oil pressure gauge, the cat head tensimeter, rotary torque indicator, Pump pressure meter, the tong tensimeter, backing sheet, left side pincers tensimeter, right pincers tensimeter is connected with the safety tongs tensimeter, by digital input and output DIO expansion module and weight indicator, the brake hard switch is connected with the parking braking switch, be connected with the input end of weight indicator controller by its switching value output port, the weight indicator controller output end is connected with weight indicator, by its switching value input port and left cat head switch, right cat head switch, Hydraulic Station off-load switch, the protection reset switch, the air horn switch, rotating disk is used to the switch of stopping, pneumatic inching switch, backup circuit breaker, a button, No. two buttons, route button, No. four buttons, No. five buttons, No. six buttons, No. seven buttons, No. eight buttons, No. nine buttons, No. ten buttons, the ride on Bus No. 11 button, ten No. two buttons, ten route buttons are connected with ten No. four buttons, simultaneously also by switching value output port and a button, No. two buttons, route button, No. four buttons, No. five buttons, No. six buttons, No. seven button is connected with No. eight buttons, the CPU module of driller's station Programmable Logic Controller PLC1 also is connected with the data transmit-receive plate by serial ports, and the data transmit-receive plate is by parallel port and mud density display, the mud viscosity display is connected with mud dehydration display; Described driller's station side control panel comprises the pilot lamp group, the selector valve group, button groups B, the variable valve group, torque meter and tachometer gage, described pilot lamp group comprises Programmable Logic Controller PLC1 pilot lamp, Programmable Logic Controller PLC2 pilot lamp, engine 1 pilot lamp, engine 2 pilot lamp, engine 3 pilot lamp, engine 4 pilot lamp, steam piano A pilot lamp, the slurry pump B pilot lamp, steam piano C pilot lamp, winch A pilot lamp, winch B pilot lamp, brill dish pilot lamp, constant speed send brill or constant voltage to send the brill pilot lamp, the inner blowout preventer pilot lamp, the hydraulic pump run indicator, swiveling head locking pilot lamp, brake indicating lamp, fault alarm pilot lamp and ready light, described selector valve group comprises PLC work selector valve, the machine operation selector valve, winchman's valve that elects, the steam piano A selector valve of working, slurry pump B work selector valve, the steam piano C selector valve of working, the disk operation selector valve, the winch constant speed is sent and is bored or constant voltage is sent driller the valve that elects, suspension ring revolution selector valve, inner blowout preventer work selector valve, the hydraulic pump selector valve, swiveling head locking selector valve, back-up tong work selector valve, suspension ring inclination selector valve, brake working mode selection valve, the non-productive operation selector valve, fanman's valve that elects, the selection of Motor valve, mode of operation selector valve and sense of rotation selector valve, described button groups comprises the complete machine emergency stop push button, the frequency conversion system emergency stop push button, brill dish torque adjustment knob, steam piano A adjusting knob, the slurry pump B adjusting knob, steam piano C adjusting knob, the rotary speed adjusting knob, constant voltage is sent and is bored the pressure of the drill adjusting knob, suspension ring meta button, mute button and scram button, described variable valve group comprise that torque wrench moment limits variable valve, drilling well torque limiting variable valve and speed setting variable valve; The CPU module of driller's station Programmable Logic Controller PLC2 is respectively by AD module and brill dish torque adjustment knob, steam piano A adjusting knob, the slurry pump B adjusting knob, steam piano C adjusting knob, the rotary speed adjusting knob, constant voltage is sent and is bored the pressure of the drill adjusting knob, torque wrench moment limits variable valve, drilling well torque limiting variable valve is connected with the speed setting variable valve, be connected with tachometer gage with torque meter by the DA module, by DIO expansion module and brake indicating lamp, the fault alarm pilot lamp, ready light, mute button and scram button, brake working mode selection valve, the non-productive operation selector valve, fanman's valve that elects, the selection of Motor valve, the mode of operation selector valve is connected with the sense of rotation selector valve, by its switching value output port and PLC1 pilot lamp, the PLC2 pilot lamp, engine 1 pilot lamp, engine 2 pilot lamp, engine 3 pilot lamp, engine 4 pilot lamp, steam piano A pilot lamp, the slurry pump B pilot lamp, steam piano C pilot lamp, winch A pilot lamp, winch B pilot lamp, brill dish pilot lamp, constant speed send brill or constant voltage to send the brill pilot lamp, the inner blowout preventer pilot lamp, the hydraulic pump run indicator is connected with swiveling head locking pilot lamp, by its switch input terminal mouth and PLC work selector valve, the machine operation selector valve, winchman's valve that elects, the complete machine emergency stop push button, the frequency conversion system emergency stop push button, the steam piano A selector valve of working, slurry pump B work selector valve, the steam piano C selector valve of working, the disk operation selector valve, the winch constant speed is sent and is bored or constant voltage is sent driller the valve that elects, suspension ring revolution selector valve, suspension ring meta button, inner blowout preventer work selector valve, the hydraulic pump selector valve, swiveling head locking selector valve, back-up tong work selector valve is connected with suspension ring inclination selector valve.

Wherein, driller's station data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with driller's station Programmable Logic Controller PLC1, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and the output port of latch and bus buffer is connected with mud density display, mud viscosity display and mud dehydration display by the parallel port.Described mud density display, mud viscosity display and mud dehydration display include address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, address buffer, the input port of data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects the input end and the code translator of comparer respectively, another input end of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

Driller's station control program workflow is roughly: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, with the data communication of realization with the LED display control board, read in switching value then and be deposited into the transmission buffer zone, read A/D result again and be deposited into the transmission buffer zone, call mud density, viscosity, dehydration adjusting subroutine, call the XMT subroutine again, send data to the LED display control board, as connect left cat, then export 800 to D/A, allow left cat show the service pressure value; Otherwise export 0 to D/A, judge then whether right cat connects, then export 800 to D/A, allow right cat show the service pressure value if connect; Otherwise export 0 to D/A, call buttons pilot lamp control subprogram is then transferred the weight indicator control subprogram then, suspending weight value according to weight indicator is exported step-by-step impulse, and the control step motor rotates, so that the suspending weight pointer points to respective value, return port initialization at last, so circulation.

The driller's station mud density is regulated the subroutine workflow and is roughly: subroutine brings into operation, read in switching value, if select increasing button to be pressed, then density value increases by 0.01, otherwise judge to reduce the button operation that whether is pressed, if then density value reduces 0.01, backspace subroutine initial state then, as not being also backspace subroutine initial state, so circulation.

Driller's station weight indicator control subprogram, suspending weight value according to weight indicator is exported step-by-step impulse, the control step motor rotates, so that the suspending weight pointer points to respective value, its workflow roughly can be described as: subroutine brings into operation, read weight indicator suspending weight value from send buffer,, directly return if the suspending weight value is 0 and suspending weight pointer itself when also being in zero point; If the suspending weight value is 0 and the suspending weight pointer does not rotate counterclockwise until the suspending weight pointer to zero point with regard to the control step motor when zero point, when the suspending weight value is not 0, judge whether that at first amount changes, if do not change then directly return, when changing, judge that again the suspending weight value becomes greatly or diminishes, as become big words and then put stepper motor direction controlled flag and be 1 (changeing clockwise), as diminish and then put stepper motor direction controlled flag and be 0 (changeing counterclockwise), calculate suspending weight then and change difference, export 1 step-by-step impulse suspending weight difference and subtract 1 and after 0, return.

Driller's station side control panel primary control program workflow is roughly: program begins, the initialization ready light, read in switching value and be deposited into the transmission buffer zone, read in A/D result and be deposited into the transmission buffer zone, judge whether inner blowout preventer closes, if the inner blowout preventer pilot lamp is bright, judge then whether hydraulic pump moves, then the hydraulic pump run indicator is bright in this way, as not being then to go out, if it is bright to judge whether swiveling head locks then swiveling head locking pilot lamp again, otherwise go out, turn speed then and set subroutine and torque setting subroutine, then read rotary speed data and output to D/A if speed setting is masked as 0 (this value of statistical indicant is to be set) in the speed setting subroutine, if not tachometer gage just shows the tachometer value that sends over from host PC from send buffer, judge again whether the torque setting sign is 0, output to D/A if then read the moment of torsion data, return then, otherwise directly return from send buffer.

Driller's station drilling well torque setting program, workflow roughly can be stated as: subroutine starts, read A/D result, judge whether setting knob is being conditioned, represent that when changing operating personnel are setting drilling well upper torque limit value, at this moment, instrument just shows current regulated value in real time, under the situation about not changing again in 3 seconds, just is considered as setting, this instrument will show the drilling well torque value that sends over from host PC afterwards, last backspace subroutine.

Remote console comprises cabinet and internal control plate, the front of described cabinet comprises a control platform control panel far away, control platform control panel far away is provided with annular oil pressure adjusting valve, the manifold pressure variable valve, the manifold pressure table, the energy storage tensimeter, the annular oil pressure gauge, by-pass valve, the open flow valve, partly seal the flashboard operation valve, the blind rams operation valve, the cutter ram operation valve, the annular damper operation valve, the accumulator master switch, left side road accumulator switch and right wing accumulator switch, described internal control plate comprises a control platform Programmable Logic Controller PLC far away and a valve positioner, the CPU module of control platform Programmable Logic Controller PLC far away is connected with annular oil pressure adjusting valve with the manifold pressure variable valve by the AD module respectively, be connected with the accumulator pressure table with the manifold pressure table by DA module 1, be connected with annular oil pressure gauge by DA module 2, also respectively by its switching value input port and accumulator master switch, left side road accumulator switch is connected with right wing accumulator switch, also (this ten two-way switches amount output is used separately as by-pass valve start-up control signal to the CPU module of control platform Programmable Logic Controller PLC far away by the output of ten two-way switch amounts, by-pass valve opens or closes control signal, open flow valve start-up control signal, the open flow valve opens or closes control signal, partly seal flashboard operation valve start-up control signal, partly seal the flashboard operation valve and open or close control signal, blind rams operation valve start-up control signal, the blind rams operation valve opens or closes control signal, cutter ram operation valve start-up control signal, the cutter ram operation valve opens or closes control signal, annular damper operation valve start-up control signal opens or closes control signal with the annular damper operation valve) be connected the control input end of valve positioner, the output of valve positioner respectively with by-pass valve, the open flow valve, partly seal the flashboard operation valve, the blind rams operation valve, the cutter ram operation valve is connected by-pass valve with the annular damper operation valve, the open flow valve, partly seal the flashboard operation valve, the blind rams operation valve, cutter ram operation valve and annular damper operation valve insert the 12 way switch amount input ends of far controlling platform Programmable Logic Controller PLC by feedback signal line respectively, and (this ten two-way switches amount input is used separately as by-pass valve ON/OFF feedback signal, open flow valve ON/OFF feedback signal, partly seal flashboard operation valve ON/OFF feedback signal, blind rams operation valve ON/OFF feedback signal, cutter ram operation valve ON/OFF feedback signal and annular damper operation valve ON/OFF feedback signal).

Wherein, the manifold pressure variable valve is used to regulate the manifold pressure size, the annular oil pressure adjusting valve is used to regulate annular oil pressure size, the manifold pressure table shows the manifold force value, the accumulator pressure table shows the accumulator pressure value, the annular oil pressure gauge shows annular oil pressure value, by-pass valve is used to open or close bypass line, feed back to the on off state of bypass flashboard, the open flow valve is used to open or close relief line, feed back to the on off state of open flow valve, the accumulator master switch is used to open or close the total pipeline of accumulator.

Control platform control program workflow far away roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, to realize and the preventer point-to-point communication that Displaying Meter initialization is simultaneously read in switching value and is deposited into the internal buffer so that subsequent treatment is used; Read A/D result again and be deposited into the transmission buffer zone, and then call NET_RW and preventer control desk transceive data, call annular, half envelope, open flow, shearing control subprogram, rotate according to the lever operated control step motor of preventer, to connect the control oil channel of a preventer, open or close thereby control preventer; If about and the oil circuit master switch all connect, then send the annular pressure regulated value to annular instrument display buffer, then send header pressure regulated value to header manometer display buffer if select bypass to open, otherwise send the 21MPa displayed value to the instrument display buffer; If about and the oil circuit master switch all disconnect, then send 0 and be worth the instrument display buffer; Then from instrument display buffer reading of data to D/A, return at last and read in switching value and be deposited into the internal buffer, circulate with this.

Control platform control subprogram workflow far away roughly can be stated as: subroutine brings into operation, read preventer operating grip state from send buffer, read and be used to judge whether the preventer operating grip has operation, have only stepper motor rotation when the preventer operating grip has operation, return initial state if stepper motor does not rotate; Otherwise the control step motor rotates flag set, according to opening or closing the rotation direction of selecting stepper motor, if open then set direction controlled flag is 0 (expression is turned left), put in place then the zero clearing of control step motor rotation sign if close, return initial state then, also do not return if close to put in place; If close then set direction controlled flag and be 1 (expression is turned right), if reached the position then the control step motor rotates the sign zero clearing, return initial state then, do not return if reach the position yet; So circulation.

Throttle manifold is made up of choker-line and the valve that is installed on the choker-line, choker-line is installed on the throttle manifold frame, choker-line is distributed by transverse tube and standpipe square crossing, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube comprises throttle manifold upper lateral tube and throttle manifold lower transverse tubule, the two ends of throttle manifold upper lateral tube are fixed on the frame, and throttle manifold upper lateral tube one end is provided with separator outlet, and the other end is provided with standby outlet; Standpipe comprises the overflow inlet tube, surge choker-line and manual choker-line, the overflow inlet tube, surge choker-line and manually the choker-line lower end overflow inlet, surge throttling valve and manual throttle valve are set respectively, overflow inlet tube upper end is fixed on the throttle manifold frame.

The overflow inlet tube all is the cross connection of " ten " word with throttle manifold upper lateral tube and throttle manifold lower transverse tubule, form point of crossing a and point of crossing b, on the top overflow inlet tube of point of crossing a flat valve A is installed, flat valve B, flat valve C are installed on the overflow inlet tube between point of crossing a and the point of crossing b in turn, b place, point of crossing is provided with tensimeter, on the point of crossing b bottom overflow inlet tube open flow threshold switch pilot lamp is installed; The two ends of throttle manifold lower transverse tubule are fixed in respectively on surge choker-line and the manual choker-line, form node c and node d, flat valve D, flat valve E are installed on the throttle manifold lower transverse tubule between point of crossing b and the node c, flat valve F, flat valve G are installed on the throttle manifold lower transverse tubule between point of crossing b and the node d; The choker-line that surges joins with the throttle manifold upper lateral tube respectively with manual choker-line upper end, form node e and node f, on the choker-line that surges between node c and the node e flat valve H is installed, node c surges the bottom and the pilot lamp that surges is installed on the choker-line, and the end is provided with the throttling valve that surges; On the manual choker-line between node d and the node f flat valve I is installed, is provided with manual throttle valve in manual choker-line end, node d bottom; Throttle manifold upper lateral tube between node e and the standby outlet is provided with flat valve J, and the throttle manifold upper lateral tube between node f and the separator outlet is provided with flat valve K.

High pressure pipe joint is made up of high-voltage tube and the valve that is installed on the high-voltage tube, high-voltage tube is installed on the high pressure pipe joint frame, high-voltage tube vertically is connected distribution by transverse tube with standpipe, and at the middle part by the high pressure pipe joint upper lateral tube, the high pressure pipe joint lower transverse tubule, left side standpipe, right standpipe engages and constitutes rectangle, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube also comprises left mud entrance pipe, right mud entrance pipe, the grouting outlet, the left end of left side mud entrance pipe is fixed on the frame, the left end end of left side mud entrance pipe is provided with mud entrance I, the right-hand member of right mud entrance pipe is fixed on the frame, the right-hand member end of right mud entrance pipe is provided with mud entrance II, grouting outlet left end is fixed on the frame, and grouting outlet left end end is provided with the grouting outlet; Standpipe also comprises upper riser, lower standing tube, and the upper riser upper end is fixed on the frame, and end, upper riser upper end is provided with standby inlet, and the lower standing tube lower end is fixed on the high pressure pipe joint frame, and end, lower standing tube lower end is provided with stand-pipe output.

Left side mud entrance pipe, right mud entrance pipe are " T " word with the left standpipe of rectangle with right standpipe respectively and are connected, form node h and node i, on a left side, the top standpipe of node h flat valve L is installed, on a left side, the bottom standpipe of node h flat valve M is installed, on the right standpipe in the top of node i flat valve N is installed, on the lower right standpipe of node i flat valve O is installed; Upper riser, lower standing tube respectively with the high pressure pipe joint upper lateral tube of rectangle, the high pressure pipe joint lower transverse tubule is " T " word and connects, and forms node g and node j; The grouting outlet is " T " word and is connected with lower standing tube, form node k, on the grouting outlet flat valve P is installed, and on the bottom lower standing tube of node k flat valve Q is installed.

The preventer control desk comprises cabinet and internal control plate, the front of described cabinet comprises a preventer control panel, the preventer control panel is provided with the accumulator pressure table, the annular preventer oil pressure gauge, the bleed pressure table, the manifold pressure table, the annular damper switch, annular damper ON/OFF pilot lamp, gas source switch, bypass flashboard switch, first envelope flashboard switch, first envelope shutter opening/closing pilot lamp, the blind rams switch, blind rams ON/OFF pilot lamp, kill manifold flashboard switch, kill manifold ON/OFF pilot lamp, the open flow threshold switch, the open flow valve closes/opens pilot lamp, second envelope flashboard switch and second envelope shutter opening/closing pilot lamp, described internal control plate comprises a preventer Programmable Logic Controller PLC, the CPU module of preventer Programmable Logic Controller PLC is connected with the annular preventer oil pressure gauge with the accumulator pressure table by DA module 1 respectively, be connected with the manifold pressure table with the bleed pressure table by DA module 2, the CPU module of preventer Programmable Logic Controller PLC is also respectively by its switching value input port and annular damper switch, gas source switch, bypass flashboard switch, first envelope flashboard switch, the blind rams switch, kill manifold flashboard switch, the open flow threshold switch is connected with second envelope flashboard switch, opens the pilot lamp annular damper by its switching value output port and annular damper and closes pilot lamp, first envelope flashboard is opened pilot lamp, first envelope flashboard closes pilot lamp, blind rams is opened the pilot lamp blind rams and is closed pilot lamp, kill manifold is opened pilot lamp, kill manifold closes pilot lamp, the open flow valve closes pilot lamp, the open flow valve is opened pilot lamp, second envelope flashboard is opened pilot lamp and is connected with second envelope flashboard pass pilot lamp; The CPU module of preventer Programmable Logic Controller PLC also is connected by flat valve L, flat valve M, flat valve N, flat valve O, flat valve P and the flat valve Q that is installed on the high-voltage tube in its switching value input port and the high pressure pipe joint respectively.Wherein, the accumulator pressure table is used to show the accumulator pressure value, the annular preventer oil pressure gauge is used to show the annular preventer oil pressure value, the bleed pressure table shows the bleed pressure value, the manifold pressure table shows the manifold tensimeter, the annular damper switch is used to open or close annular damper, and annular damper is opened/opened pilot lamp and is used to indicate the annular damper opening/closing.

Blowout prevention control program workflow roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, to realize and control platform point-to-point communication far away, pilot lamp and Displaying Meter all show initialization simultaneously, read in switching value then and be deposited into internal buffer, directly read for PC, call NET_RW and remote console transceive data again, call annular, half envelope, open flow, shear control subprogram, they are according to the preventer operating grip and control pilot lamp switching time, whether switch puts in place to show each preventer, deposit led status (being used to indicate the open/close state of preventer) in the transmission buffer zone then, read the alarm control criterion from send buffer again, if select to report to the police and then connect alarm, as selecting not report to the police then breakage alert, all return at last and read in switching value and deposit the transmission buffer zone in, circulate with this.

Annular preventer control subprogram workflow roughly can be stated as: subroutine brings into operation, read on off state and comprise the operating grip state of preventer and the operating grip state of control platform far away, as be connected with remote station, if select on the preventer source of the gas to open and annular is opened or far control on the platform annular opens, if then regularly 8 second time arrived, it is bright that pilot lamp left by annular preventer, and annular preventer closes pilot lamp and goes out, subroutine is returned then, otherwise subroutine is returned; If source of the gas is opened and annular is closed or far controlled on the platform annular and closes then regularly arrived in 8 seconds on the selection preventer, annular preventer closes that pilot lamp is bright, and annular preventer leaves pilot lamp and goes out, and subroutine is returned then, otherwise subroutine is returned; If do not connect remote station, source of the gas is opened and annular is opened on the preventer, and then regularly 8 seconds, it is bright that pilot lamp left by annular preventer, and annular preventer closes pilot lamp and goes out, and subroutine is returned then, if not timing was still subroutine in 8 seconds and returns; Source of the gas is opened and annular is closed on the preventer, if then regularly 8 second time arrive, annular preventer closes that pilot lamp is bright, annular preventer leaves pilot lamp and goes out, subroutine is returned then, otherwise subroutine is returned.

The flow plug control desk comprises cabinet and internal control plate, the front of cabinet comprises a flow plug control panel, the flow plug control panel is provided with the standpipe pressure table, the pump speed table, the casing pressure table, the choke valve that surges is selected pilot lamp, the double pump selector switch, the choke valve selector switch, the pumping speed display, choke valve aperture table, manually choke valve is selected pilot lamp, reset button, the rig gas source switch, flow plug operation valve switch and choke valve speed adjusting knob, the internal control plate comprises a flow plug Programmable Logic Controller PLC, the CPU module of flow plug Programmable Logic Controller PLC is connected with choke valve speed adjusting knob by the AD module respectively, be connected with the casing pressure table with the standpipe pressure table by DA module 1, be connected with choke valve aperture table with the pump speed table by DA module 2, be connected with flow plug data transmit-receive plate by serial ports, flow plug data transmit-receive plate is connected with the pumping speed display by the parallel port, the CPU module of flow plug Programmable Logic Controller PLC also selects pilot lamp to select pilot lamp to be connected with manual choke valve by its switching value output port and the choke valve that surges respectively, by its switching value input port and double pump selector switch, the choke valve selector switch, reset button, rig gas source switch and flow plug operation valve switch) be connected.The CPU module of flow plug Programmable Logic Controller PLC is connected with host computer by network interface; The CPU module of flow plug Programmable Logic Controller PLC also is connected by flat valve A, flat valve B, flat valve C, flat valve D, flat valve E, flat valve F, flat valve G, flat valve H, flat valve I, flat valve J and the flat valve K that is installed on the choker-line in its switching value input port and the throttle manifold respectively, the CPU module of flow plug Programmable Logic Controller PLC is connected with manual throttle valve (135) in the throttle manifold by the AD module respectively, is connected with tensimeter by DA module 1.Wherein, the standpipe pressure table is used to indicate the standpipe pressure size, the casing pressure table is used to indicate the casing pressure size, the pump speed table is used to indicate the pump speed size, choke valve aperture table is used to indicate choke valve aperture size, the double pump selector switch is used to select pump No. 1, No. 2 pumps or double pump, the pumping speed display is used for showing the accumulative total pumping speed, choke valve is selected to open to be used to select the manual choke valve or the choke valve that surges, manually choke valve is selected pilot lamp to be used for indication and is selected manual choke valve, the choke valve that surges is selected pilot lamp to be used for indication and is selected to surge choke valve, reset button is used for pumping speed is resetted, the rig gas source switch is used to open or close the rig source of the gas, and flow plug operation valve switch is used for increasing or reducing the choked flow control valve opening, and choke valve speed adjusting knob is used for increasing or reducing the choke valve governing speed.

Flow plug data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with flow plug Programmable Logic Controller PLC, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and latch is connected the pumping speed display with the bus buffer output port by the parallel port.

The pumping speed display comprises address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, the input port of address buffer, data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects comparer and code translator respectively, another input port of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

Flow plug control program workflow roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, with the data communication of realization with the LED display control board, read in switching value (comprising the switching value input of double pump selector switch, choke valve selector switch, reset switch, rig gas source switch and choke valve gauge tap) then, and deposit the transmission buffer zone in, directly read for PC communication; Read in A/D result again and be deposited into the transmission buffer zone, directly read for PC communication.Judge surge pattern or manual mode then,, then light the pilot lamp that surges if select to surge pattern; If selecting is manual mode, then light manual pilot lamp.Then, reading of data outputs to D/A from send buffer, is used for controlling the demonstration of instruments such as standpipe pressure, casing pressure, pump speed and throttling speed.With serial ports data are sent in the LED display control board again, then read in switching value again and deposit the transmission buffer zone in, so circulation.In addition, because total system is the network bus that is made of a PC and Duo Tai PLC, PC is as main website, and a plurality of PLC are as slave station, and each communication all is to be initiated by main website, and transmitting-receiving request with our station is monitored and judged whether to slave station.Its workflow is roughly: main website sends signal, if slave station listens to the transmitting-receiving request with our station, agreeing accepts request then accepts data and be deposited into to accept buffer zone, returns then and continues to monitor; As not listening to the transmitting-receiving request of our station or not accepting request and monitoring is all returned in the request that do not send; If do not accept request but agrees to send request then from sending the buffer zone reading of data and sending, return listening state then, so circulate.

The method of operating of distributed well drilling simulation system, it may further comprise the steps: bore down (1); (2) pull out of hole; (3) creep into; (4) accident and complex situations are handled; (5) closing well; (6) kill-job;

Wherein, the simulation of following brill step is driller's process of planting down, and the student that requires to undergo training is correct to grasp the technological process of boring down, accomplishes steadily to bore down, and it comprises following actual flow process:

(a) the normal flow process of boring down: for beginning this subjob, start to control elevator, put then and detain on the column, remove elevator again, transfer drilling tool, the suspension ring of unsnaping judge whether down brill, start to control elevator if return, otherwise finish this subjob.

(b) slacking off flow process: begin this subjob, normal bore down, if slacking off then dash resistance, reaming finishes this subjob, if be not hampered then return.

(c) bore flow process under the control wave dynamic pressure: begin this subjob, start to control elevator, put on the column then and detain, remove elevator again, transfer drilling tool at a slow speed, press the corresponding button suspension ring of unsnaping, judge whether to continue to bore down,, otherwise finish this subjob if return this subjob of beginning.

The technological process that trip-out step simulation pulls out of hole, the student that requires to undergo training correctly grasps the technological process of trip-out, accomplishes steady trip-out, and its actual operating process is as follows:

(a) flow process that normally pulls out of hole: begin this subjob, promote drilling tool, unload lower pillar stand, perfusion mud judges whether to pull out of hole, if then return this subjob of beginning, otherwise finishes this subjob.

(b) pull out of hole to meet the card flow process: begin this subjob, normally bore down, meet card then the unfreezing that circulates if pull out of hole, back reaming finishes this subjob, if meet card then return normal trip-out.

(c) suction Controlled pressure trip-out flow process: begin this subjob, promote drilling tool at a slow speed, unload lower pillar stand, perfusion mud judges whether to continue to pull out of hole, and promotes drilling tool at a slow speed if then return, otherwise finishes this subjob.

Creep into step and simulate typical drilling condition, the student that requires to undergo training correctly grasps the drilling process flow process, accomplishes evenly to creep into, and grasps the drilling technology of bad ground simultaneously, and its actual operating process is:

(a) normally creep into and connect the column flow process: begin this subjob, circulating mud is gently pressed running-in, and normal drilling well connects column, transfer certain depth after, finish this subjob.

(b) creep into flow process under the Different Strata drillability condition: begin this subjob, circulating mud is gently pressed running-in, creeps into 1 meter on first kind of stratum, creeps into 1 meter on second kind of stratum, creeps into 1 meter on the third stratum, proposes drill string, finishes this subjob.

(c) suppress the flow process of creeping into of jumping off: begin this subjob, normally creep into, if jumping do not occur suppressing then normally creep into, carry drill string in the jumping then if suppress, change rotating speed, the pressure of the drill, transfer and creep into, judge whether suppress jumping weakens, do not weaken then to return and carry drill string, be circulated to suppress to jump and weaken if suppress jumping, jump the section reaming to suppressing then, finish this subjob.

(d) high pressure formation creeps into flow process: begin this subjob, circulating mud normally creeps into, and judges whether to occur overflow, if overflow not occurring then normally creeps into, otherwise strengthens mud density, continues to creep into, and connects column, finishes this subjob at last.

(e) low-pressure stratum creeps into flow process: begin this subjob, circulating mud normally creeps into, and judges whether leakage to occur, does not then normally creep into if leakage occurs, otherwise strengthens mud density, continues to creep into, and connects column, finishes this subjob at last.

Common faults and complex situations in accident and the complex situations treatment step simulation drilling process.Simulation system generation accident at random, the phenomenon (mainly being the variation of various instrument) that the student that requires to undergo training reflects by simulator is judged accident pattern, and correctly processing accident.Its concrete operations flow process is as follows:

(a) adhering to bit freezing judges and treatment scheme: begin this subjob, play drill string, judge whether ground has fault, if there is not fault then to continue drill string, transfer drilling tool if there is fault then to be interrupted, movable drilling tool, circulating mud, movable drill pipe release, judge whether unfreezing again, if do not return the continuation unfreezing, finish up to unfreezing, finish this subjob.

(b) the sand setting bit freezing is judged and treatment scheme: begin this subjob, the normal trip-out, judge whether the sand setting bit freezing, as then not returning normal trip-out, if sand setting bit freezing then movable drilling tool, float amount circulating mud, judge whether pump pressure is normal, if undesired then return circulating mud, if pump pressure would be normally then big discharge capacity circulating mud finishes this subjob at last.

(c) balling-up sticking is judged and treatment scheme: begin this subjob, gently press running-in, normally creep into, judge whether balling-up sticking, if not then return normal trip-out, if balling-up sticking then strengthen the discharge capacity circulating mud, the high speed reaming, adjust mud property, continue to creep into, finish this subjob at last.

(d) die nipple is salvaged treatment scheme: begin this subjob, and flushing fish head, the test fish judges whether to visit, if do not visit, then returns the continuation test; If visit, then draw button, thread making, drill string is carried in examination, proposes fish, finishes this subjob at last.

(e) junk milling treatment scheme: begin this subjob, at the bottom of the flushing manhole, milling 2 times continues milling up to the junk mill breakage, finishes this subjob.

Four kinds of closing well operating modes of closing well step simulation.Require the student can in time find overflow, and can be according to the requirement safety of " four, seven " action, closing well rapidly, its actual operating process is as follows:

(a) normal drilling well and closing well operating process: begin this subjob, normally creep into, judge whether to occur overflow, then normally do not creep into if overflow occurs, if overflow occurs, open throttle manifold, close annular preventer, first envelope preventer, annular preventer, throttling valve, J2A flat valve, well logging finishes this subjob then.

(b) pull out of hole and the closing well operating process: begin this subjob, unload square kelly, play vertical rod, judge whether overflow, then do not returned vertical rod, connect the drilling tool preventer as if finding that overflow is then robbed if find overflow, closing well, well logging finishes this subjob at last.

(c) play drill collar and closing well operating process: begin this subjob, play drill collar, judge whether overflow, then do not returned drill collar, take over control the spray single pole if the discovery overflow is then robbed if find overflow, closing well, well logging finishes this subjob at last.

(d) empty well and closing well operating process: begin this subjob, play finishing drilling quickly, judge whether spillway discharge is big, if spillway discharge greatly then closing well, well logging finishes this subjob at last; Rob if spillway discharge is little and to take over control the spray single pole, closing well, well logging finishes this subjob at last.

Three kinds of conventional kill operations of kill-job step simulation.Require correctly control well mouth pressure of student, accomplish kill-job success.Its actual operating process is as follows:

(a) driller's method kill-job operating process: begin this subjob, the steam piano strokes per minute is set, discharge and to be invaded mud and starch, if the row of judging whether is less than having arranged then return discharge and invaded mud and starch; If arranged, then strengthen mud density, the heavy mud kill-job judges whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

(b) engineer's method kill-job operating process: begin this subjob, the steam piano strokes per minute is set, strengthen mud density, heavy mud kill-job then judges whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

(c) overweight mud driller's method kill-job operating process: begin this subjob, prepare overweight mud, pump into overweight mud, judge that whether circulation finishes, if circulation is intact, adjusts mud density then, the kill mud kill-job, judge whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

The present invention has the following advantages: realized the top drive drilling simulation of height emulation, strengthened the presence of teaching, training, shortened the training cycle, improved result of training, reduced training cost.

Description of drawings

Fig. 1 distributed well drilling simulator general structure synoptic diagram

The positive control panel structure synoptic diagram of Fig. 2 driller's control cabinet

The side control panel structure synoptic diagram of Fig. 3 driller's control cabinet

The annexation figure of critical piece on Fig. 4 driller's control cabinet internal control plate and the front control panel

The annexation figure of critical piece on Fig. 5 driller's control cabinet internal control plate and the side control panel

The structural representation of Fig. 6 remote console control panel

The annexation figure of critical piece on Fig. 7 remote console internal control plate and the control panel

Fig. 8 throttle manifold structural representation

Fig. 9 high pressure pipe joint structural representation

The structural representation of Figure 10 preventer control panel

The annexation figure of critical piece on Figure 11 preventer control desk internal control plate and the control panel

The structural representation of Figure 12 flow plug control panel

The annexation figure of critical piece on Figure 13 flow plug internal control plate and the control panel

The theory of constitution figure of Figure 14 driller's station data transmit-receive plate

The theory of constitution figure of mud density display, mud viscosity display and mud dehydration display in Figure 15 driller's control cabinet

Figure 16 driller's station control program workflow diagram

Figure 17 driller's control cabinet mud density is regulated the subroutine workflow diagram

The weight indicator control subprogram workflow diagram of Figure 18 driller's control cabinet

Figure 19 driller's station side control panel primary control program workflow diagram

The drilling well torque setting program work process flow diagram of Figure 20 driller's control cabinet

Figure 21 remote console control flow chart

Figure 22 remote console control subprogram process flow diagram

Figure 23 throttle manifold mode flat valve switch synoptic diagram that surges

Figure 24 throttle manifold manual mode flat valve switch synoptic diagram

Figure 25 high pressure pipe joint is selected I pump, grouting way flat valve switch synoptic diagram

Figure 26 high pressure pipe joint is selected I pump, recycle design flat valve switch synoptic diagram

Figure 27 high pressure pipe joint is selected II pump, grouting way flat valve switch synoptic diagram

Figure 28 high pressure pipe joint is selected II pump, recycle design flat valve switch synoptic diagram

Figure 29 high pressure pipe joint is selected double pump, grouting way flat valve switch synoptic diagram

Figure 30 high pressure pipe joint is selected double pump, recycle design flat valve switch synoptic diagram

Figure 31 preventer control flow chart

Figure 32 preventer control subprogram process flow diagram

The theory of constitution figure of pumping speed display in Figure 33 flow plug

Figure 34 flow plug control program process flow diagram

The process flow diagram that Figure 35 flow plug is communicated by letter with PC

The theory of constitution figure of Figure 36 flow plug data transmit-receive plate

Figure 37 normally bores process flow diagram down

Figure 38 slacking off process flow diagram

Bore process flow diagram under Figure 39 control wave dynamic pressure

Figure 40 process flow diagram that normally pulls out of hole

Figure 41 pulls out of hole and meets the card process flow diagram

Figure 42 suction Controlled pressure trip-out process flow diagram

Figure 43 normally creeps into and connects the column process flow diagram

Creep into process flow diagram under Figure 44 Different Strata drillability condition

Figure 45 suppresses the process flow diagram that creeps into that jumps off

Figure 46 high pressure formation creeps into process flow diagram

Figure 47 low-pressure stratum creeps into process flow diagram

Figure 48 adheres to bit freezing and judges and processing flow chart

Figure 49 sand setting bit freezing is judged and processing flow chart

Figure 50 balling-up sticking is judged and processing flow chart

Figure 51 die nipple is salvaged processing flow chart

Figure 52 junk milling processing flow chart

Normal drilling well of Figure 53 and closing well operational flowchart

Figure 54 pulls out of hole and the closing well operational flowchart

Figure 55 plays drill collar and closing well operational flowchart

Figure 56 empty well and closing well operational flowchart

Figure 57 driller's method kill-job operational flowchart

Figure 58 engineer's method kill-job operational flowchart

Figure 59 is overweight mud driller's method kill-job operational flowchart

Among the figure, 1-driller's station front control panel, 2-bleed pressure table; 3-cooling water pressure table, 4-winch oil pressure gauge, 5-rotating disk oil pressure gauge; the 6-weight indicator, 7-cat head tensimeter, 8-parameter display; the 9-rotary torque indicator, 10-Pump pressure meter, 11-tong tensimeter; the 12-backing sheet, 13-left side pincers tensimeter, the right pincers of 14-tensimeter; 15-safety tongs tensimeter, 16-left side cat head switch, the right cat head switch of 17-; 18-Hydraulic Station off-load switch, 19-protects reset switch, 20-air horn switch; the 21-rotating disk is used to the switch of stopping, the pneumatic inching switch of 22-, 23-backup circuit breaker; 24-winch speed controller, button of 25-, No. two buttons of 26-; the 27-route button, No. four buttons of 28-, No. five buttons of 29-; No. six buttons of 30-, No. seven buttons of 31-, No. eight buttons of 32-; No. nine buttons of 33-, No. ten buttons of 34-, 35-ride on Bus No. 11 button; ten No. two buttons of 36-, 37-ten route buttons, ten No. four buttons of 38-; 39-mud density display, 40-mud viscosity display, 41-mud dehydration display; the 42-brake lever, 43-brake hard switch, 44-parking braking switch; 45-driller's station side control panel, 46-Programmable Logic Controller PLC1 pilot lamp, 47-Programmable Logic Controller PLC2 pilot lamp; 48-engine 1 pilot lamp, 49-engine 2 pilot lamp, 50-engine 3 pilot lamp; 51-engine 4 pilot lamp, 52-steam piano A pilot lamp, 53-slurry pump B pilot lamp; 54-steam piano C pilot lamp, 55-winch A pilot lamp, 56-winch B pilot lamp; 57-brill dish pilot lamp, 58-constant speed send and bore or constant voltage is sent the brill pilot lamp, the 59-PLC selector valve of working; 60-machine operation selector valve, the 61-winchman valve that elects, 62-complete machine emergency stop push button; 63-frequency conversion system emergency stop push button, 64-brill dish torque adjustment knob, the 65-steam piano A selector valve of working; 66-slurry pump B work selector valve, the 67-steam piano C selector valve of working, 68-disk operation selector valve; 69-winch constant speed is sent and is bored or constant voltage is sent driller the valve that elects, 70-steam piano A adjusting knob, 71-slurry pump B adjusting knob; 72-steam piano C adjusting knob, 73-rotary speed adjusting knob, the 74-constant voltage is sent and is bored the pressure of the drill adjusting knob; 75-inner blowout preventer pilot lamp, 76-hydraulic pump run indicator, 77-swiveling head locking pilot lamp; 78-suspension ring revolution selector valve, 79-suspension ring meta button, 80-brake indicating lamp; the 81-ready light, 82-inner blowout preventer work selector valve, 83-hydraulic pump selector valve; 84-swiveling head locking selector valve, 85-back-up tong work selector valve, 86-suspension ring inclination selector valve; 87-brake working mode selection valve, 88-mute button, 89-scram button; 90-non-productive operation selector valve, the 91-fanman valve that elects, 92-selection of Motor valve; 93-mode of operation selector valve, 94-sense of rotation selector valve, the 95-torque wrench moment limits variable valve; the 96-torque meter, 97-tachometer gage, 98-fault alarm pilot lamp; 99-drilling well torque limiting variable valve, 100-speed setting variable valve, 101-throttle manifold; the 102-high pressure pipe joint, 103-preventer control desk, 104-flow plug control desk; the 105-remote console, 106-driller's operator's console, 107-teacher's control desk; the 108-optical projection system, 109-is far controlled the platform control panel, 110-annular oil pressure adjusting valve; 111-manifold pressure variable valve, 112-manifold pressure table, 113-energy storage tensimeter; 114-annular oil pressure gauge, 115-by-pass valve, 116-open flow valve; 117-partly seals the flashboard operation valve, 118-blind rams operation valve, 119-cutter ram operation valve; 120-annular damper operation valve, 121-accumulator master switch, 122-left side road accumulator switch; 123-right wing accumulator switch, 124-throttle manifold frame, 125-throttle manifold upper lateral tube; 126-throttle manifold lower transverse tubule, 127-separator outlet, the standby outlet of 128-; 129-overflow inlet tube, the 130-choker-line that surges, the manual choker-line of 131-; 132-overflow inlet, 133-open flow threshold switch pilot lamp, the 134-throttling valve that surges; 135-manual throttle valve, the 136-pilot lamp that surges, A; B; C; D; E; F; G; H; I; J; the K-flat valve; a; the b-point of crossing, c; d; e; the f-node, 137-high pressure pipe joint frame; 138-high pressure pipe joint upper lateral tube, 139-high pressure pipe joint lower transverse tubule, 140-left side standpipe; the right standpipe of 141-, 142-left side mud entrance pipe, the 143-outlet that is in the milk; 144-mud entrance I, 145-mud entrance II, the 146-outlet of being in the milk; the 147-upper riser, 148-lower standing tube, the standby inlet of 149-; the 150-stand-pipe output, the right mud entrance pipe of 151-, L; M; N; O; P; the Q-flat valve; g; h; i; j; the k-node, 152-preventer chain of command, 153-accumulator pressure table; 154-annular preventer oil pressure gauge, 155-bleed pressure table, 156-manifold pressure table; 157-annular damper switch, the 158-annular damper is opened pilot lamp, and the 159-annular damper closes pilot lamp; the 160-gas source switch, first envelope flashboard switch of 161-, first envelope flashboard of 162-is opened pilot lamp; first envelope flashboard of 163-closes pilot lamp; 164-bypass flashboard switch, 165-blind rams switch, the 166-blind rams is opened pilot lamp; the 167-blind rams closes pilot lamp; 168-kill manifold flashboard switch, the 169-kill manifold is opened pilot lamp, and the 170-kill manifold closes pilot lamp; 171-open flow threshold switch; 172-open flow valve closes pilot lamp, and 173-open flow valve is opened pilot lamp, second envelope flashboard switch of 174-; second envelope flashboard of 175-is opened pilot lamp; second envelope flashboard of 176-closes pilot lamp, 177-flow plug control panel, 178-standpipe pressure table; 179-pump speed table; 180-casing pressure table, the 181-choke valve that surges is selected pilot lamp, 182-double pump selector switch; 183-choke valve selector switch; 184-pumping speed display, 185-choke valve aperture table, the manual choke valve of 186-is selected pilot lamp; the 187-reset button; 188-rig gas source switch, 189-flow plug operation valve switch, 190-choke valve speed adjusting knob

Embodiment

Further describe technical scheme of the present invention below in conjunction with accompanying drawing: as shown in Figure 1, the distributed well drilling simulator, comprise throttle manifold 101, high pressure pipe joint 102, preventer control desk 103, flow plug control desk 104, remote console 105, driller's control cabinet 106, teacher's control desk 107 and optical projection system 108, optical projection system 108 comprises two projector and a large scale screen, teacher's control desk 107 is made up of main control computer and graphics process computing machine, driller's control cabinet 106, main control computer and graphics process computing machine are interconnected by ICP/IP protocol, driller's control cabinet 106, remote console 105, preventer control desk 103 and flow plug control desk 104 are interconnected by SIEMENS PPI agreement, teacher's control desk 107 is connected with the PPI agreement by the PPI interface, the PPI interface is a Siemens CP5611 card, throttle manifold 101 is connected with flow plug control desk 104, and high pressure pipe joint 102 is connected with preventer control desk 103.

As shown in Figure 2, described driller's control cabinet, it comprises cabinet and internal control plate, the front of described cabinet is provided with driller's station front control panel 1, the side of cabinet is provided with driller's station side control panel 45, wherein: described driller's station front control panel 1 is provided with the tensimeter group, weight indicator 6, rotary torque indicator 9, backing sheet 12, switches set, button groups A, display group, winch speed controller 24 and brake lever 42, described tensimeter group comprises bleed pressure table 2, cooling water pressure table 3, winch oil pressure gauge 4, rotating disk oil pressure gauge 5, cat head tensimeter 7, Pump pressure meter 10, tong tensimeter 11, left side pincers tensimeter 13, right pincers tensimeter 14 and safety tongs tensimeter 15, described switches set comprises left cat head switch 16, right cat head switch 17, Hydraulic Station off-load switch 18, protection reset switch 19, air horn switch 20, the rotating disk switch 21 of being used to stop, pneumatic inching switch 22, backup circuit breaker 23, brake hard switch 43 and parking braking switch 44, described button groups comprises button 25 No. one, No. two buttons 26, route button 27, No. four buttons 28, No. five buttons 29, No. six buttons 30, No. seven buttons 31, No. eight buttons 32, No. nine buttons 33, No. ten buttons 34, ride on Bus No. 11 button 35, ten No. two buttons 36, ten route buttons 37 and ten No. four buttons 38, described display group comprises parameter display 8, mud density display 39, mud viscosity display 40 and mud dehydration display 41; Described internal control plate comprises driller's station Programmable Logic Controller PLC1 and driller's station Programmable Logic Controller PLC2, driller's station Programmable Logic Controller PLC1 and driller's station Programmable Logic Controller PLC2 are Siemens S7-200, as shown in Figure 4, the CPU module of driller's station Programmable Logic Controller PLC1 links to each other with brake lever 42 with winch speed controller 24 by the AD module respectively, by DA module and bleed pressure table 2, cooling water pressure table 3, winch oil pressure gauge 4, rotating disk oil pressure gauge 5, cat head tensimeter 7, rotary torque indicator 9, Pump pressure meter 10, tong tensimeter 11, backing sheet 12, left side pincers tensimeter 13, right pincers tensimeter 14 is connected with safety tongs tensimeter 15, by digital input and output DIO expansion module and weight indicator 6, brake hard switch 43 is connected with parking braking switch 44, be connected with the input end of weight indicator controller by its switching value output port, the weight indicator controller output end is connected with weight indicator, by its switching value input port and left cat head switch 16, right cat head switch 17, Hydraulic Station off-load switch 18, protection reset switch 19, air horn switch 20, the rotating disk switch 21 of being used to stop, pneumatic inching switch 22, backup circuit breaker 23, a button 25, No. two buttons 26, route button 27, No. four buttons 28, No. five buttons 29, No. six buttons 30, No. seven buttons 31, No. eight buttons 32, No. nine buttons 33, No. ten buttons 34, ride on Bus No. 11 button 35, ten No. two buttons 36, ten route buttons 37 are connected with ten No. four buttons 38, simultaneously also by switching value output port and a button 25, No. two buttons 26, route button 27, No. four buttons 28, No. five buttons 29, No. six buttons 30, No. seven button 31 is connected with No. eight buttons 32, the CPU module of driller's station Programmable Logic Controller PLC1 also is connected with driller's station data transmit-receive plate by serial ports, and driller's station data transmit-receive plate is by parallel port and mud density display 39, mud viscosity display 40 is connected with mud dehydration display 41; As shown in Figure 3, described driller's station side control panel 45 comprises the pilot lamp group, the selector valve group, button groups B, the variable valve group, torque meter 96 and tachometer gage 97, described pilot lamp group comprises Programmable Logic Controller PLC1 pilot lamp 46, Programmable Logic Controller PLC2 pilot lamp 47, generator 1 pilot lamp 48, generator 2 pilot lamp 49, generator 3 pilot lamp 50, generator 4 pilot lamp 51, steam piano A pilot lamp 52, slurry pump B pilot lamp 53, steam piano C pilot lamp 54, winch A pilot lamp 55, winch B pilot lamp 56, brill dish pilot lamp 57, constant speed is sent brill or constant voltage to send and is bored pilot lamp 58, inner blowout preventer pilot lamp 75, hydraulic pump run indicator 76, swiveling head locking pilot lamp 77, brake indicating lamp 80, fault alarm pilot lamp 98 and ready light 81, described selector valve group bag PLC work selector valve 59, machine operation selector valve 60, winchman's valve 61 that elects, the steam piano A selector valve 65 of working, slurry pump B work selector valve 66, steam piano C work selector valve 67 disk operation selector valves 68, the winch constant speed is sent and is bored or constant voltage is sent driller the valve 69 that elects, suspension ring revolution selector valve 78, inner blowout preventer work selector valve 82, hydraulic pump selector valve 83, swiveling head locking selector valve 84, back-up tong work selector valve 85, suspension ring inclination selector valve 86, brake working mode selection valve 87, non-productive operation selector valve 90, fanman's valve 91 that elects, selection of Motor valve 92, mode of operation selector valve 93 and sense of rotation selector valve 94, described button groups comprises complete machine emergency stop push button 62, frequency conversion system emergency stop push button 63, brill dish torque adjustment knob 64, steam piano A adjusting knob 70, slurry pump B adjusting knob 71, steam piano C adjusting knob 72, rotary speed adjusting knob 73, constant voltage is sent and is bored the pressure of the drill adjusting knob 74, suspension ring meta button 79, mute button 88 and scram button 89, described variable valve group comprise that torque wrench moment limits variable valve 95, drilling well torque limiting variable valve 99 and speed setting variable valve 100; As shown in Figure 5, the CPU module of driller's station Programmable Logic Controller PLC2 is respectively by AD module and brill dish torque adjustment knob 64, steam piano A adjusting knob 70, slurry pump B adjusting knob 71, steam piano C adjusting knob 72, rotary speed adjusting knob 73, constant voltage is sent and is bored the pressure of the drill adjusting knob 74, torque wrench moment limits variable valve 95, drilling well torque limiting variable valve 99 is connected with speed setting variable valve 100, be connected with tachometer gage 97 with torque meter 96 by DA module 2, by DIO expansion module and brake indicating lamp 80, fault alarm pilot lamp 98, ready light 81, mute button 88 and scram button 89, brake working mode selection valve 87, non-productive operation selector valve 90, fanman's valve 91 that elects, selection of Motor valve 92, mode of operation selector valve 93 is connected with sense of rotation selector valve 94, by its switching value output port and PLC1 pilot lamp 46, PLC2 pilot lamp 47, generator 1 pilot lamp 48, generator 2 pilot lamp 49, generator 3 pilot lamp 50, generator 4 pilot lamp 51, steam piano A pilot lamp 52, slurry pump B pilot lamp 53, steam piano C pilot lamp 54, winch A pilot lamp 55, winch B pilot lamp 56, brill dish pilot lamp 57, constant speed is sent brill or constant voltage to send and is bored pilot lamp 58, inner blowout preventer pilot lamp 75, hydraulic pump run indicator 76 is connected with swiveling head locking pilot lamp 77, by its switch input terminal mouth and PLC work selector valve 59, machine operation selector valve 60, winchman's valve 61 that elects, complete machine emergency stop push button 62, frequency conversion system emergency stop push button 63, the steam piano A selector valve 65 of working, slurry pump B work selector valve 66, the steam piano C selector valve 67 of working, disk operation selector valve 68, the winch constant speed is sent and is bored or constant voltage is sent driller the valve 69 that elects, suspension ring revolution selector valve 78, suspension ring meta button 79, inner blowout preventer work selector valve 82, hydraulic pump selector valve 83, swiveling head locking selector valve 84, back-up tong work selector valve 85 is connected with suspension ring inclination selector valve 86.

As shown in figure 14, driller's station data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with driller's station Programmable Logic Controller PLC1, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and latch is connected with mud density display 39, mud viscosity display 40 and mud dehydration display 41 by the parallel port with the bus buffer output port.

As shown in figure 15, mud density display 39, mud viscosity display 40 and mud dehydration display 41 include address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, address buffer, the input port of data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects the input end and the code translator of comparer respectively, another input end of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

Figure 16 is a driller's station control program process flow diagram, its workflow roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, with the data communication of realization with the LED display control board, read in switching value then and be deposited into the transmission buffer zone, read A/D result then and be deposited into the transmission buffer zone, call mud density, viscosity, dehydration adjusting subroutine, call the XMT subroutine again, send data to the LED display control board, as connect left cat, and then export 800 to D/A, allow left cat show the service pressure value; Otherwise export 0 to D/A, select right cat whether to connect then, then export 800 to D/A, allow right cat show the service pressure value if connect; Otherwise export 0 to D/A, call buttons pilot lamp control subprogram is then transferred the weight indicator control subprogram then, suspending weight value according to weight indicator is exported step-by-step impulse, and the control step motor rotates, so that the suspending weight pointer points to respective value, return port initialization at last, so circulation.

Figure 17 is that mud density is regulated the subroutine workflow diagram, its workflow roughly can be stated as: subroutine brings into operation, read in switching value, if select increasing button to be pressed, then density value increases by 0.01, reduces the button operation that whether is pressed otherwise carry out, if then density value reduces 0.01, backspace subroutine initial state then is not as being also backspace subroutine initial state, so circulation.

Figure 18 is weight indicator control subprogram figure, suspending weight value according to weight indicator is exported step-by-step impulse, the control step motor rotates, so that the suspending weight pointer points to respective value, its workflow roughly can be described as: subroutine brings into operation, read weight indicator suspending weight value from send buffer,, directly return if the suspending weight value is 0 and suspending weight pointer itself when also being in zero point; If the suspending weight value is 0 and the suspending weight pointer does not rotate counterclockwise until the suspending weight pointer to zero point with regard to the control step motor when zero point, when the suspending weight value is not 0, judge whether that at first amount changes, if do not change then directly return, when changing, judge that again the suspending weight value becomes greatly or diminishes, as become big words and then put stepper motor direction controlled flag and be 1 (changeing clockwise), as diminish and then put stepper motor direction controlled flag and be 0 (changeing counterclockwise), calculate suspending weight then and change difference, export 1 step-by-step impulse suspending weight difference and subtract 1 and after 0, return.

Figure 19 is a driller's station side control panel primary control program process flow diagram, its workflow is roughly: program begins, the initialization ready light, read in switching value and be deposited into the transmission buffer zone, read in A/D result and be deposited into the transmission buffer zone, judge whether inner blowout preventer closes, if the inner blowout preventer pilot lamp is bright, judge then whether hydraulic pump moves, then the hydraulic pump run indicator is bright in this way, as not being then to go out, if it is bright to judge whether swiveling head locks then swiveling head locking pilot lamp, otherwise goes out again, turns speed then and set subroutine and torque setting subroutine, if speed setting is masked as 0 (this value of statistical indicant is to be set) and then reads rotary speed data from send buffer and output to D/A in the speed setting subroutine, if not tachometer gage just shows the tachometer value that sends over from host PC, judge that more whether the torque setting sign is 0, outputs to D/A if then read the moment of torsion data from send buffer, return then, otherwise directly return.

Figure 20 is a drilling well torque setting program flow diagram, workflow roughly can be stated as: subroutine starts, read A/D result, judge whether setting knob is being conditioned, represent that when changing operating personnel are setting drilling well upper torque limit value, at this moment, instrument just shows current regulated value in real time, under the situation about not changing again in 3 seconds, just is considered as setting, this instrument will show the drilling well torque value that sends over from host PC afterwards, last backspace subroutine.

As shown in Figure 6, described remote console 105, it comprises cabinet and internal control plate, the front of described cabinet comprises a control platform control panel 109 far away, control platform control panel 109 far away is provided with annular oil pressure adjusting valve 110, manifold pressure variable valve 111, manifold pressure table 112, energy storage tensimeter 113, annular oil pressure gauge 114, by-pass valve 115, open flow valve 116, partly seal flashboard operation valve 117, blind rams operation valve 118, cutter ram operation valve 119, annular damper operation valve 120, accumulator master switch 121, left side road accumulator switch 122 and right wing accumulator switch 123, described internal control plate comprises a control platform Programmable Logic Controller PLC far away and a valve positioner, control platform Programmable Logic Controller PLC2 far away is Siemens S7-200, as shown in Figure 7, the CPU module of control platform Programmable Logic Controller PLC far away is connected with annular oil pressure adjusting valve 110 with manifold pressure variable valve 111 by the AD module respectively, be connected with accumulator pressure table 113 with manifold pressure table 112 by DA module 1, be connected with annular oil pressure gauge 114 by DA module 2, by its switching value input port and accumulator master switch 121, left side road accumulator switch 122 and right wing accumulator switch 123, also (output of ten two-way switch amounts is used separately as by-pass valve start-up control signal to the CPU module of control platform Programmable Logic Controller PLC far away by the output of ten two-way switch amounts, by-pass valve opens or closes control signal, open flow valve start-up control signal, the open flow valve opens or closes control signal, partly seal flashboard operation valve start-up control signal, partly seal the flashboard operation valve and open or close control signal, blind rams operation valve start-up control signal, the blind rams operation valve opens or closes control signal, cutter ram operation valve start-up control signal, the cutter ram operation valve opens or closes control signal, annular damper operation valve start-up control signal opens or closes control signal with the annular damper operation valve) be connected the control input end of valve positioner, the output of valve positioner respectively with by-pass valve 115, open flow valve 116, partly seal flashboard operation valve 117, blind rams operation valve 118, cutter ram operation valve 119 is connected with annular damper operation valve 120, by-pass valve 115, open flow valve 116, partly seal flashboard operation valve 117, blind rams operation valve 118, cutter ram operation valve 119 and annular damper operation valve 120 insert the ten two-way switch amount input ends of far controlling platform Programmable Logic Controller PLC by feedback signal line respectively, and (input of ten two-way switch amounts is used separately as by-pass valve ON/OFF feedback signal, open flow valve ON/OFF feedback signal, partly seal flashboard operation valve ON/OFF feedback signal, blind rams operation valve ON/OFF feedback signal, cutter ram operation valve ON/OFF feedback signal and annular damper operation valve ON/OFF feedback signal).

Wherein, the manifold pressure variable valve is used to regulate the manifold pressure size, the annular oil pressure adjusting valve is used to regulate annular oil pressure size, the manifold pressure table shows the manifold force value, the accumulator pressure table shows the accumulator pressure value, the annular oil pressure gauge shows annular oil pressure value, by-pass valve is used to open or close bypass line, feed back to the on off state of bypass flashboard, the open flow valve is used to open or close relief line, feed back to the on off state of open flow valve, the accumulator master switch is used to open or close the total pipeline of accumulator.

Figure 21 is the remote console control flow chart, workflow roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, to realize and the preventer point-to-point communication, Displaying Meter initialization is simultaneously read in switching value and is deposited into the internal buffer so that subsequent treatment is used; Read A/D result again and be deposited into the transmission buffer zone, and then call NET_RW and preventer control desk transceive data, call annular, half envelope, open flow, shearing control subprogram, rotate according to the lever operated control step motor of preventer, to connect the control oil channel of a preventer, open or close thereby control preventer; If about and the oil circuit master switch all connect, then send the annular pressure regulated value to annular instrument display buffer, then send header pressure regulated value to header manometer display buffer if select bypass to open, otherwise send the 21MPa displayed value to the instrument display buffer; If about and the oil circuit master switch all disconnect, then send 0 and be worth the instrument display buffer; Then from instrument display buffer reading of data to D/A, return at last and read in switching value and be deposited into the internal buffer, circulate with this.

Figure 22 is a remote console control subprogram process flow diagram, the subroutine workflow roughly can be stated as: subroutine brings into operation, read preventer operating grip state from send buffer, read and be used to judge whether the preventer operating grip has operation, have only stepper motor rotation when the preventer operating grip has operation, return initial state if stepper motor does not rotate; Otherwise the control step motor rotates flag set, according to opening or closing the rotation direction of selecting stepper motor, if open then set direction controlled flag is 0 (expression is turned left), put in place then the zero clearing of control step motor rotation sign if close, return initial state then, also do not return if close to put in place; If close then set direction controlled flag and be 1 (expression is turned right), if reached the position then the control step motor rotates the sign zero clearing, return initial state then, do not return if reach the position yet; So circulation.

As shown in Figure 8, it is made up of described throttle manifold 101 choker-line and the valve that is installed on the choker-line, choker-line is installed on the throttle manifold frame 124, choker-line is distributed by transverse tube and standpipe square crossing, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube comprises throttle manifold upper lateral tube 125 and throttle manifold lower transverse tubule 126, the two ends of throttle manifold upper lateral tube 125 are fixed on the throttle manifold frame 124, throttle manifold upper lateral tube 125 1 ends are provided with separator outlet 127, and the other end is provided with standby outlet 128; Standpipe comprises overflow inlet tube 129, choker-line 130 and manual choker-line 131 surge, overflow inlet tube 129, surge choker-line 130 and manually choker-line 131 lower ends overflow inlet 132, surge throttling valve 134 and manual throttle valve 135 are set respectively, overflow inlet tube 129 upper ends are fixed on the throttle manifold frame 124.

Wherein, overflow inlet tube 129 all is the cross connection of " ten " word with throttle manifold upper lateral tube 125 and throttle manifold lower transverse tubule 126, form point of crossing a and point of crossing b, on the top overflow inlet tube 129 of point of crossing a flat valve A is installed, flat valve B, flat valve C are installed on the overflow inlet tube 129 between point of crossing a and the point of crossing b in turn, b place, point of crossing is provided with tensimeter 191, on the point of crossing b bottom overflow inlet tube 129 open flow threshold switch pilot lamp 133 is installed; The two ends of throttle manifold lower transverse tubule 126 are fixed in respectively on surge choker-line 130 and the manual choker-line 131, form node c and node d, flat valve D, flat valve E are installed on the throttle manifold lower transverse tubule 126 between point of crossing b and the node c, flat valve F, flat valve G are installed on the throttle manifold lower transverse tubule 126 between point of crossing b and the node d; The choker-line 130 that surges joins with throttle manifold upper lateral tube 125 respectively with manual choker-line 131 upper ends, form node e and node f, on the choker-line 130 that surges between node c and the node e flat valve H is installed, node c surges the bottom and the pilot lamp 136 that surges is installed on the choker-line 131, and the end is provided with the throttling valve 134 that surges; On the manual choker-line 131 between node d and the node f flat valve I is installed, is provided with manual throttle valve 135 in manual choker-line 131 ends, node d bottom; Throttle manifold upper lateral tube 125 between node e and the standby outlet 128 is provided with flat valve J, and the throttle manifold upper lateral tube 125 between node f and the separator outlet 127 is provided with flat valve K.

The principle of work of throttle manifold is: when All Jobs began, throttle manifold should be set to half-open position.On the flow plug control desk, if select to surge throttle style: as shown in figure 23, open flat valve D, flat valve E, flat valve H, flat valve G, flat valve B and flat valve J; Close needle valve, flat valve F, flat valve C, flat valve I, flat valve A, flat valve K and manual throttle valve 12.

On the flow plug control desk, if select manual throttle style: as shown in figure 24, open flat valve F, flat valve G, flat valve I, flat valve K, flat valve B, flat valve D and manual throttle valve 12; Close flat valve E, flat valve H, flat valve C, flat valve A and flat valve J.

As shown in Figure 9, described high pressure pipe joint 102, it is made up of high-voltage tube and the valve that is installed on the high-voltage tube, high-voltage tube is installed on the high pressure pipe joint frame 137, high-voltage tube vertically is connected distribution by transverse tube with standpipe, and at the middle part by high pressure pipe joint upper lateral tube 138, high pressure pipe joint lower transverse tubule 139, left side standpipe 140, right standpipe 141 engages and constitutes rectangle, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube also comprises left mud entrance pipe 142, right mud entrance pipe 143, grouting outlet 143, the left end of left side mud entrance pipe 142 is fixed on the high pressure pipe joint frame 137, the left end end of left side mud entrance pipe 142 is provided with mud entrance I 144, the right-hand member of right mud entrance pipe 151 is fixed on the high pressure pipe joint frame 137, the right-hand member end of right mud entrance pipe 151 is provided with mud entrance II145, grouting outlet 143 left ends are fixed on the high pressure pipe joint frame 137, and grouting outlet 143 left end ends are provided with grouting outlet 146; Standpipe also comprises upper riser 147, lower standing tube 148, upper riser 147 upper ends are fixed on the high pressure pipe joint frame 137, end, upper riser 147 upper end is provided with standby inlet 149, and lower standing tube 148 lower ends are fixed on the high pressure pipe joint frame 137, and end, lower standing tube 148 lower end is provided with stand-pipe output 150.

Wherein, described left mud entrance pipe 142, right mud entrance pipe 151 are " T " word with the left standpipe 140 of rectangle with right standpipe 141 respectively and are connected, form node h and node i, on a left side, the top standpipe 140 of node h flat valve L is installed, on a left side, the bottom standpipe 140 of node h flat valve M is installed, on the right standpipe 141 in the top of node i flat valve N is installed, on the lower right standpipe 141 of node i flat valve O is installed; Upper riser 147, lower standing tube 148 respectively with the high pressure pipe joint upper lateral tube 138 of rectangle, high pressure pipe joint lower transverse tubule 139 is " T " word and connects, and forms node g and node j; Grouting outlet 143 is " T " word with lower standing tube 148 and is connected, and forms node k, on the grouting outlet 143 flat valve P is installed, and on the bottom lower standing tube 148 of node k flat valve Q is installed.

The principle of work of high pressure pipe joint is: when All Jobs began, high pressure pipe joint should be set to correct grouting or recurrent state.On the flow plug control desk,, be set to the grouting state: as shown in figure 25, open flat valve M, flat valve P, flat valve N if select the I pump; Close flat valve L, flat valve O, flat valve Q.Be set to recurrent state: as shown in figure 26, open flat valve M, flat valve Q, flat valve N; Close flat valve L, flat valve O, flat valve P.

On the flow plug control desk,, be set to the grouting state: as shown in figure 27, open flat valve O, flat valve P, flat valve L if select the II pump; Close flat valve M, flat valve N, flat valve Q.Be set to recurrent state: as shown in figure 28, open flat valve O, flat valve Q, flat valve L; Close flat valve M, flat valve N, flat valve P.

On the flow plug control desk,, be set to the grouting state: as shown in figure 29, open flat valve M, flat valve O, flat valve P if select double pump; Close flat valve L, flat valve N, flat valve Q.Be set to recurrent state: as shown in figure 30, open flat valve M, flat valve O, flat valve Q; Close flat valve L, flat valve N, flat valve P.

As shown in figure 10, described preventer control desk 103, it is characterized in that it comprises cabinet and internal control plate, the front of described cabinet comprises a preventer control panel 152, preventer control panel 152 is provided with accumulator pressure table 153, annular preventer oil pressure gauge 154, bleed pressure table 155, manifold pressure table 156, annular damper switch 157, annular damper is opened pilot lamp 158, annular damper closes pilot lamp 159, gas source switch 160, bypass flashboard switch 164, first envelope flashboard switch 161, first envelope flashboard is opened pilot lamp 162, first envelope flashboard closes pilot lamp 163, blind rams switch 165, blind rams is opened pilot lamp 166, blind rams closes pilot lamp 167, kill manifold flashboard switch 168, kill manifold is opened pilot lamp 169, kill manifold closes pilot lamp 170, open flow threshold switch 171, the open flow valve closes pilot lamp 172, the open flow valve is opened pilot lamp 173, second envelope flashboard switch 174, pilot lamp 175 opened by second envelope flashboard and second envelope flashboard closes pilot lamp 176, described internal control plate comprises a preventer Programmable Logic Controller PLC, preventer Programmable Logic Controller PLC2 is Siemens S7-200, as shown in figure 11, the CPU module of preventer Programmable Logic Controller PLC is connected with annular preventer oil pressure gauge 154 with accumulator pressure table 153 by DA module 1 respectively, be connected with manifold pressure table 156 with bleed pressure table 155 by DA module 2, the CPU module of preventer Programmable Logic Controller PLC is also respectively by its switching value input port and annular damper switch 157, gas source switch 160, bypass flashboard switch 164, first envelope flashboard switch 161, blind rams switch 165, kill manifold flashboard switch 168, open flow threshold switch 171 is connected with second envelope flashboard switch 174, opens pilot lamp 158 by its switching value output port and annular damper, annular damper closes pilot lamp 159, first envelope flashboard is opened pilot lamp 162, first envelope flashboard closes pilot lamp 163, blind rams is opened pilot lamp 166 blind rams and is closed pilot lamp 167, kill manifold is opened pilot lamp 169, kill manifold closes pilot lamp 170, the open flow valve closes pilot lamp 172, the open flow valve is opened pilot lamp 173, second envelope flashboard is opened pilot lamp 175 and is connected with second envelope flashboard pass pilot lamp 176; The CPU module of preventer Programmable Logic Controller PLC also is connected by flat valve L, flat valve M, flat valve N, flat valve O, flat valve P and the flat valve Q that is installed on the high-voltage tube in its switching value input port and the high pressure pipe joint respectively.

Figure 31 is the preventer control flow chart, its workflow roughly can be described as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, to realize and control platform point-to-point communication far away, pilot lamp and Displaying Meter all show initialization simultaneously, read in switching value then and be deposited into internal buffer, directly read for PC, call NET RW and remote console transceive data again, call annular, half envelope, open flow, shear control subprogram, they are according to the preventer operating grip and control pilot lamp switching time, whether switch puts in place to show each preventer, deposit led status (being used to indicate the open/close state of preventer) in the transmission buffer zone then, read the alarm control criterion from send buffer again, then connect alarm, as selecting not report to the police then breakage alert if select to report to the police, all return at last and read in switching value and deposit the transmission buffer zone in, circulate with this.

Figure 32 is an annular preventer control subprogram process flow diagram, its workflow roughly can be stated as: subroutine brings into operation, read on off state and comprise the operating grip state of preventer and the operating grip state of remote console, as be connected with remote station, if select on the preventer source of the gas to open and annular is opened or remote console on annular open, if then regularly 8 second time arrived, it is bright that pilot lamp left by annular preventer, annular preventer closes pilot lamp and goes out, and subroutine is returned then, otherwise subroutine is returned; If on the selection preventer source of the gas open and annular is closed or remote console on annular close then regularly arrived in 8 seconds, annular preventer closes that pilot lamp is bright, annular preventer leaves pilot lamp and goes out, subroutine is returned then, otherwise subroutine is returned; If do not connect remote station, source of the gas is opened and annular is opened on the preventer, and then regularly 8 seconds, it is bright that pilot lamp left by annular preventer, and annular preventer closes pilot lamp and goes out, and subroutine is returned then, if not timing was still subroutine in 8 seconds and returns; Source of the gas is opened and annular is closed on the preventer, if then regularly 8 second time arrive, annular preventer closes that pilot lamp is bright, annular preventer leaves pilot lamp and goes out, subroutine is returned then, otherwise subroutine is returned.

As shown in figure 12, described flow plug control desk 103, it comprises cabinet and internal control plate, the front of described cabinet comprises a flow plug control panel 177, flow plug control panel 177 is provided with standpipe pressure table 178, pump speed table 179, casing pressure table 180, the choke valve that surges is selected pilot lamp 181, double pump selector switch 182, choke valve selector switch 183, pumping speed display 184, choke valve aperture table 185, manually choke valve is selected pilot lamp 186, reset button 187, rig gas source switch 188, flow plug operation valve switch 189 and choke valve speed adjusting knob 190, described internal control plate comprises a flow plug Programmable Logic Controller PLC, flow plug Programmable Logic Controller PLC2 is Siemens S7-200, as shown in figure 13, the CPU module of flow plug Programmable Logic Controller PLC is connected with choke valve speed adjusting knob 190 by the AD module respectively, be connected with casing pressure table 180 with standpipe pressure table 178 by DA module 1, be connected with choke valve aperture table 185 with pump speed table 179 by DA module 2, be connected with flow plug data transmit-receive plate by serial ports, flow plug data transmit-receive plate is connected with pumping speed display 184 by the parallel port, the CPU module of flow plug Programmable Logic Controller PLC also selects pilot lamp 181 to select pilot lamp 186 to be connected with manual choke valve by its switching value output port and the choke valve that surges respectively, by its switching value input port and double pump selector switch 182, choke valve selector switch (183), reset button 187, rig gas source switch 188 is connected with flow plug operation valve switch 189.The CPU module of flow plug Programmable Logic Controller PLC is connected with host computer by network interface; The CPU module of flow plug Programmable Logic Controller PLC also is connected by flat valve A, flat valve B, flat valve C, flat valve D, flat valve E, flat valve F, flat valve G, flat valve H, flat valve I, flat valve J and the flat valve K that is installed on the choker-line in its switching value input port and the throttle manifold respectively, the CPU module of flow plug Programmable Logic Controller PLC is connected with manual throttle valve 135 in the throttle manifold by the AD module respectively, is connected with tensimeter 191 by DA module 1.。

As shown in figure 36, flow plug data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with flow plug Programmable Logic Controller PLC, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and latch is connected pumping speed display 184 with the bus buffer output port by the parallel port.Pumping speed display 184 comprises address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, address buffer, the input port of data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects the input end and the code translator of comparer respectively, another input end of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

Figure 34 is the flow plug control flow chart, its control program workflow roughly can be stated as: when control program starts, the initialization port carries out initialization to the port Port1 of PLC, with the data communication of realization with the LED display control board, read in switching value (comprising the switching value input of double pump selector switch, choke valve selector switch, reset switch, rig gas source switch and choke valve gauge tap) then, and deposit the transmission buffer zone in, directly read for PC communication; Read in A/D result again and be deposited into the transmission buffer zone, directly read for PC communication.Judge surge pattern or manual mode then,, then light the pilot lamp that surges if select to surge pattern; If selecting is manual mode, then light manual pilot lamp.Then, reading of data outputs to D/A from send buffer, is used for controlling the demonstration of instruments such as standpipe pressure, casing pressure, pump speed and throttling speed.With serial ports data are sent in the LED display control board again, then read in switching value again and deposit the transmission buffer zone in, so circulation.In addition, because total system is the network bus that is made of a PC and Duo Tai PLC, PC is as main website, and a plurality of PLC are as slave station, and each communication all is to be initiated by main website, and transmitting-receiving request with our station is monitored and judged whether to slave station.

Figure 35 is the process flow diagram that flow plug is communicated by letter with PC, and its workflow roughly can be described as: main website sends signal, if slave station listens to the transmitting-receiving request with our station, agreeing accepts request then accepts data and be deposited into to accept buffer zone, returns then and continues to monitor; As not listening to the transmitting-receiving request of our station or not accepting request and monitoring is all returned in the request that do not send; If do not accept request but agrees to send request then from sending the buffer zone reading of data and sending, return listening state then, so circulate.

Figure 37 is the normal process flow diagram of brill down, and its workflow roughly can be described as: begin this subjob, start to control elevator, put then and detain on the column, remove elevator again, transfer drilling tool, the suspension ring of unsnaping, judge whether down to bore, start to control elevator if return, otherwise finish this subjob.

Figure 38 is the slacking off process flow diagram, and its workflow roughly can be described as: begin this subjob, normal bore down, if slacking off then dash resistance, reaming finishes this subjob, if be not hampered then return.

Figure 39 bores process flow diagram under the control wave dynamic pressure, its workflow roughly can be described as: begin this subjob, start to control elevator, put on the column then and detain, remove elevator again, transfer drilling tool at a slow speed, press the corresponding button suspension ring of unsnaping, judge whether to continue to bore down,, otherwise finish this subjob if return this subjob of beginning.

Figure 40 is the process flow diagram that normally pulls out of hole, and its workflow roughly can be described as: begin this subjob, promote drilling tool, unload lower pillar stand, perfusion mud judges whether to pull out of hole, if then return this subjob of beginning, otherwise finishes this subjob.

Figure 41 pull out of hole to meet the card process flow diagram, and its workflow roughly can be described as: begin this subjob, normally bore down, meet card then the unfreezing that circulates if pull out of hole, back reaming finishes this subjob, if meet card then return normal trip-out.

Figure 42 is a suction Controlled pressure trip-out process flow diagram, and its workflow roughly can be described as: begin this subjob, promote drilling tool at a slow speed, unload lower pillar stand, perfusion mud judges whether to continue to pull out of hole, and promotes drilling tool at a slow speed if then return, otherwise finishes this subjob.

Figure 43 normally creeps into and connect the column process flow diagram, and its workflow roughly can be described as: begin this subjob, circulating mud is gently pressed running-in, and normal drilling well connects column, transfer certain depth after, finish this subjob.

Figure 44 is the process flow diagram that creeps under the Different Strata drillability condition, and its workflow roughly can be described as: begin this subjob, circulating mud, the running-in of light pressure is crept into 1 meter on first kind of stratum, creeps into 1 meter on second kind of stratum, creep into 1 meter on the third stratum, propose drill string, finish this subjob.

Figure 45 suppresses the process flow diagram that creeps into that jumps off, its workflow roughly can be described as: begin this subjob, normally creep into, if jumping do not occur suppressing then normally creep into, carry drill string in the jumping then if suppress, change rotating speed, the pressure of the drill, transfer and creep into, judge whether suppress jumping weakens, if suppressing jumping does not weaken then to return and carries drill string, be circulated to suppress to jump and weaken, jump the section reaming to suppressing then, finish this subjob.

Figure 46 is that high pressure formation creeps into process flow diagram, and its workflow roughly can be described as: begin this subjob, circulating mud normally creeps into, judge whether to occur overflow,, otherwise strengthen mud density if overflow not occurring then normally creeps into, continue to creep into, connect column, finish this subjob at last.

Figure 47 is that low-pressure stratum creeps into process flow diagram, and its workflow roughly can be described as: begin this subjob, circulating mud normally creeps into, judge whether leakage to occur, then normally do not creep into if leakage occurs, otherwise strengthen mud density, continue to creep into, connect column, finish this subjob at last.

Figure 48 adheres to bit freezing to judge and processing flow chart that its workflow roughly can be described as: begin this subjob, play drill string, judge whether ground has fault, if there is not fault then to continue drill string, transfer drilling tool, movable drilling tool if there is fault then to be interrupted, circulating mud, movable drill pipe release judges whether unfreezing, again if do not return the continuation unfreezing, finish up to unfreezing, finish this subjob.

Figure 49 is that the sand setting bit freezing is judged and processing flow chart, its workflow roughly can be described as: begin this subjob, the normal trip-out judges whether the sand setting bit freezing, as then not returning normal trip-out, if sand setting bit freezing then movable drilling tool, float amount circulating mud judges whether pump pressure is normal, if undesired then return circulating mud, if pump pressure normally then big discharge capacity circulating mud finishes this subjob at last.

Figure 50 is that balling-up sticking is judged and processing flow chart, its workflow roughly can be described as: begin this subjob, the running-in of light pressure is normally crept into, and judges whether balling-up sticking, if not then return normal trip-out, if balling-up sticking then strengthen the discharge capacity circulating mud, the high speed reaming is adjusted mud property, continue to creep into, finish this subjob at last.

Figure 51 is that die nipple is salvaged processing flow chart, and its workflow roughly can be described as: begin this subjob, and flushing fish head, the test fish judges whether to visit, if do not visit, then returns the continuation test; If visit, then draw button, thread making, drill string is carried in examination, proposes fish, finishes this subjob at last.

Figure 52 is a junk milling processing flow chart, and its workflow roughly can be described as: begin this subjob, at the bottom of the flushing manhole, milling 2 times continues milling up to the junk mill breakage, finishes this subjob.

Figure 53 is normal drilling well and closing well operational flowchart, its workflow roughly can be described as: begin this subjob, normally creep into, judge whether to occur overflow, if overflow not occurring then normally creeps into, if overflow occurs, open throttle manifold, close annular preventer, first envelope preventer, annular preventer, throttling valve, J2A flat valve, well logging finishes this subjob then.

Figure 54 pulls out of hole and the closing well operational flowchart, and its workflow roughly can be described as: begin this subjob, unload square kelly, play vertical rod, judge whether overflow, then do not returned vertical rod, connect the drilling tool preventer if the discovery overflow is then robbed if find overflow, closing well, well logging finishes this subjob at last.

Figure 55 has been drill collar and closing well operational flowchart, and its workflow roughly can be described as: begin this subjob, play drill collar, judge whether overflow, then do not returned drill collar, take over control the spray single pole if the discovery overflow is then robbed if find overflow, closing well, well logging finishes this subjob at last.

Figure 56 is empty well and closing well operational flowchart, and its workflow roughly can be described as: begin this subjob, play finishing drilling quickly, judge whether spillway discharge is big, if spillway discharge greatly then closing well, well logging finishes this subjob at last; Rob if spillway discharge is little and to take over control the spray single pole, closing well, well logging finishes this subjob at last.

Figure 57 is a driller's method kill-job operational flowchart, and its workflow roughly can be described as: begin this subjob, the steam piano strokes per minute is set, discharge and to be invaded mud and starch, if the row of judging whether is less than having arranged then return discharge and invaded mud and starch; If arranged, then strengthen mud density, the heavy mud kill-job judges whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

Figure 58 is an engineer's method kill-job operational flowchart, its workflow roughly can be described as: begin this subjob, the steam piano strokes per minute is set, strengthen mud density, heavy mud kill-job then, judge whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

Figure 59 is overweight mud driller's method kill-job operational flowchart, its workflow roughly can be described as: begin this subjob, prepare overweight mud, pump into overweight mud, judge whether circulation finishes, if it is intact to circulate, adjust mud density then, the kill mud kill-job judges whether that kill-job finishes, if not then return the continuation kill-job, if kill-job finishes then finishes this subjob.

Claims (9)

1. distributed well drilling simulation system is characterized in that it comprises throttle manifold (101), high pressure pipe joint (102), preventer control desk (103), flow plug control desk (104), remote console (105), driller's control cabinet (106), teacher's control desk (107) and graphic projection unit (108); Teacher's control desk (107) is made up of main control computer and graphic computer, driller's control cabinet (106), main control computer and graphic computer are interconnected by ICP/IP protocol, graphic projection unit (108) is connected with the graphics process computing machine, driller's control cabinet (106), remote console (105), preventer control desk (103) and flow plug control desk (104) are interconnected by Siemens's peer-peer protocol PPI agreement, teacher's control desk is interconnected by PPI interface and PPI agreement, throttle manifold (101) is connected with flow plug control desk (104), and high pressure pipe joint (102) is connected with preventer control desk (103);

Driller's control cabinet (106) comprises cabinet and internal control plate, the front of described cabinet is provided with driller's station front control panel (1), the side of cabinet is provided with driller's station side control panel (45), wherein: described driller's station front control panel (1) is provided with the tensimeter group, weight indicator (6), rotary torque indicator (9), backing sheet (12), switches set, button groups A, display group, winch speed controller (24) and brake lever (42), described tensimeter group comprises bleed pressure table (2), cooling water pressure table (3), winch oil pressure gauge (4), rotating disk oil pressure gauge (5), cat head tensimeter (7), Pump pressure meter (10), tong tensimeter (11), left side pincers tensimeter (13), right pincers tensimeter (14) and safety tongs tensimeter (15), described switches set comprises left cat head switch (16), right cat head switch (17), Hydraulic Station off-load switch (18), protection reset switch (19), air horn switch (20), the rotating disk switch (21) of being used to stop, pneumatic inching switch (22), backup circuit breaker (23), brake hard switch (43) and parking braking switch (44), described button groups comprises a button (25), No. two buttons (26), route button (27), No. four buttons (28), No. five buttons (29), No. six buttons (30), No. seven buttons (31), No. eight buttons (32), No. nine buttons (33), No. ten buttons (34), ride on Bus No. 11 button (35), ten No. two buttons (36), ten route buttons (37) and ten No. four buttons (38), described display group comprises parameter display (8), mud density display (39), mud viscosity display (40) and mud dehydration display (41);

Driller's control cabinet (106) internal control plate comprises driller's station Programmable Logic Controller PLC1 and driller's station Programmable Logic Controller PLC2, the CPU module of driller's station Programmable Logic Controller PLC1 links to each other with brake lever (42) with winch speed controller (24) by the AD module respectively, by DA module and bleed pressure table (2), cooling water pressure table (3), winch oil pressure gauge (4), rotating disk oil pressure gauge (5), cat head tensimeter (7), rotary torque indicator (9), Pump pressure meter (10), tong tensimeter (11), backing sheet (12), left side pincers tensimeter (13), right pincers tensimeters (14) are connected with safety tongs tensimeter (15), by digital input and output enlargement module and weight indicator (6), brake hard switch (43) is connected with parking braking switch (44), be connected with the input end of weight indicator controller by its switching value output port, the weight indicator controller output end is connected with weight indicator, by its switching value input port and left cat head switch (16), right cat head switch (17), Hydraulic Station off-load switch (18), protection reset switch (19), air horn switch (20), the rotating disk switch (21) of being used to stop, pneumatic inching switch (22), backup circuit breaker (23), a button (25), No. two buttons (26), route button (27), No. four buttons (28), No. five buttons (29), No. six buttons (30), No. seven buttons (31), No. eight buttons (32), No. nine buttons (33), No. ten buttons (34), ride on Bus No. 11 button (35), ten No. two buttons (36), ten route buttons (37) are connected with ten No. four buttons (38), simultaneously also by a switching value output port and a button (25), No. two buttons (26), route button (27), No. four buttons (28), No. five buttons (29), No. six buttons (30), No. seven buttons (31) are connected with No. eight buttons (32), the CPU module of driller's station Programmable Logic Controller PLC1 also is connected with driller's station data transmit-receive plate by serial ports, and driller's station data transmit-receive plate is by parallel port and mud density display (39), mud viscosity display (40) is connected with mud dehydration display (41);

Driller's station side control panel (45) comprises the pilot lamp group, the selector valve group, button groups B, the variable valve group, torque meter (96) and tachometer gage (97), described pilot lamp group comprises Programmable Logic Controller PLC1 pilot lamp (46), Programmable Logic Controller PLC2 pilot lamp (47), generator 1 pilot lamp (48), generator 2 pilot lamp (49), generator 3 pilot lamp (50), generator 4 pilot lamp (51), steam piano A pilot lamp (52), slurry pump B pilot lamp (53), steam piano C pilot lamp (54), winch A pilot lamp (55), winch B pilot lamp (56), brill dish pilot lamp (57), constant speed is sent brill or constant voltage to send and is bored pilot lamp (58), inner blowout preventer pilot lamp (75), hydraulic pump run indicator (76), swiveling head locking pilot lamp (77), brake indicating lamp (80), fault alarm pilot lamp (98) and ready light (81), described selector valve group comprises PLC work selector valve (59), machine operation selector valve (60), winchman's valve (61) that elects, the steam piano A selector valve (65) of working, slurry pump B work selector valve (66), steam piano C selector valve (67) the disk operation selector valve (68) of working, the winch constant speed is sent and is bored or constant voltage is sent driller the valve (69) that elects, suspension ring revolution selector valve (78), inner blowout preventer work selector valve (82), hydraulic pump selector valve (83), swiveling head locking selector valve (84), back-up tong work selector valve (85), suspension ring inclination selector valve (86), brake working mode selection valve (87), non-productive operation selector valve (90), fanman's valve (91) that elects, selection of Motor valve (92), mode of operation selector valve (93) and sense of rotation selector valve (94), described button groups comprises complete machine emergency stop push button (62), frequency conversion system emergency stop push button (63), brill dish torque adjustment knob (64), steam piano A adjusting knob (70), slurry pump B adjusting knob (71), steam piano C adjusting knob (72), rotary speed adjusting knob (73), constant voltage is sent and is bored the pressure of the drill adjusting knob (74), suspension ring meta button (79), mute button (88) and scram button (89), described variable valve group comprise that torque wrench moment limits variable valve (95), drilling well torque limiting variable valve (99) and speed setting variable valve (100);

The CPU module of driller's station Programmable Logic Controller PLC2 is respectively by AD module and brill dish torque adjustment knob (64), steam piano A adjusting knob (70), slurry pump B adjusting knob (71), steam piano C adjusting knob (72), rotary speed adjusting knob (73), constant voltage is sent and is bored the pressure of the drill adjusting knob (74), torque wrench moment limits variable valve (95), drilling well torque limiting variable valve (99) is connected with speed setting variable valve (100), be connected with tachometer gage (97) with torque meter (96) by the DA module, by digital input and output enlargement module and brake indicating lamp (80), fault alarm pilot lamp (98), ready light (81), mute button (88) and scram button (89), brake working mode selection valve (87), non-productive operation selector valve (90), fanman's valve (91) that elects, selection of Motor valve (92), mode of operation selector valve (93) is connected with sense of rotation selector valve (94), by its switching value output port and PLC1 pilot lamp (46), PLC2 pilot lamp (47), generator 1 pilot lamp (48), generator 2 pilot lamp (49), generator 3 pilot lamp (50), generator 4 pilot lamp (51), steam piano A pilot lamp (52), slurry pump B pilot lamp (53), steam piano C pilot lamp (54), winch A pilot lamp (55), winch B pilot lamp (56), brill dish pilot lamp (57), constant speed is sent brill or constant voltage to send and is bored pilot lamp (58), inner blowout preventer pilot lamp (75), hydraulic pump run indicator (76) is connected with swiveling head locking pilot lamp (77), by its switch input terminal mouth and PLC work selector valve (59), machine operation selector valve (60), winchman's valve (61) that elects, complete machine emergency stop push button (62), frequency conversion system emergency stop push button (63), the steam piano A selector valve (65) of working, slurry pump B work selector valve (66), the steam piano C selector valve (67) of working, disk operation selector valve (68), the winch constant speed is sent and is bored or constant voltage is sent driller the valve (69) that elects, suspension ring revolution selector valve (78), suspension ring meta button (79), inner blowout preventer work selector valve (82), hydraulic pump selector valve (83), swiveling head locking selector valve (84), back-up tong work selector valve (85) is connected with suspension ring inclination selector valve (86);

Remote console (105) comprises cabinet and internal control plate, the front of described cabinet comprises a control platform control panel (109) far away, control platform control panel far away (109) is provided with annular oil pressure adjusting valve (110), manifold pressure variable valve (111), manifold pressure table (112), energy storage tensimeter (113), annular oil pressure gauge (114), by-pass valve (115), open flow valve (116), partly seal flashboard operation valve (117), blind rams operation valve (118), cutter ram operation valve (119), annular damper operation valve (120), accumulator master switch (121), left side road accumulator switch (122) and right wing accumulator switch (123), described internal control plate comprises a control platform Programmable Logic Controller PLC far away and a valve positioner, the CPU module of control platform Programmable Logic Controller PLC far away is connected with annular oil pressure adjusting valve (110) with manifold pressure variable valve (111) by the AD module respectively, be connected with accumulator pressure table (113) with manifold pressure table (112) by DA module 1, be connected with annular oil pressure gauge (114) by DA module 2, by its switching value input port and accumulator master switch (121), left side road accumulator switch (122) and right wing accumulator switch (123), the CPU module of control platform Programmable Logic Controller PLC far away also connects the control input end of valve positioner by the output of ten two-way switch amounts, the output of valve positioner respectively with by-pass valve (115), open flow valve (116), partly seal flashboard operation valve (117), blind rams operation valve (118), cutter ram operation valve (119) is connected with annular damper operation valve (120), by-pass valve (115), open flow valve (116), partly seal flashboard operation valve (117), blind rams operation valve (118), cutter ram operation valve (119) and annular damper operation valve (120) insert the ten two-way switch amount input ports of control platform Programmable Logic Controller PLC far away respectively by feedback signal line;

It is made up of throttle manifold (101) choker-line and the valve that is installed on the choker-line, choker-line is installed on the throttle manifold frame (124), choker-line is distributed by transverse tube and standpipe square crossing, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube comprises throttle manifold upper lateral tube (125) and throttle manifold lower transverse tubule (126), the two ends of throttle manifold upper lateral tube (125) are fixed on the throttle manifold frame (124), throttle manifold upper lateral tube (125) one ends are provided with separator outlet (127), and the other end is provided with standby outlet (128); Standpipe comprises overflow inlet tube (129), the choker-line that surges (130) and manual choker-line (131), overflow inlet tube (129), the choker-line that surges (130) and manual choker-line (131) lower end are provided with overflow inlet (132), the throttling valve that surges (134) and manual throttle valve (135) respectively, and overflow inlet tube (129) upper end is fixed on the throttle manifold frame (124);

High pressure pipe joint (102) is made up of high-voltage tube and the valve that is installed on the high-voltage tube, high-voltage tube is installed on the high pressure pipe joint frame (137), high-voltage tube vertically is connected distribution by transverse tube with standpipe, and at the middle part by high pressure pipe joint upper lateral tube (138), high pressure pipe joint lower transverse tubule (139), left side standpipe (140), right standpipe (141) engages and constitutes rectangle, be provided with a plurality of flat valves on transverse tube and the standpipe, transverse tube also comprises left mud entrance pipe (142), right mud entrance pipe (143), grouting outlet (143), the left end of left side mud entrance pipe (142) is fixed on the high pressure pipe joint frame (137), the left end end of left side mud entrance pipe (142) is provided with mud entrance I (144), the right-hand member of right mud entrance pipe (151) is fixed on the high pressure pipe joint frame (137), the right-hand member end of right mud entrance pipe (151) is provided with mud entrance II (145), grouting outlet (143) left end is fixed on the high pressure pipe joint frame (137), and grouting outlet (143) left end end is provided with grouting outlet (146); Standpipe also comprises upper riser (147), lower standing tube (148), upper riser (147) upper end is fixed on the high pressure pipe joint frame (137), end, upper riser (147) upper end is provided with standby inlet (149), lower standing tube (148) lower end is fixed on the high pressure pipe joint frame (137), and lower standing tube (148) end, lower end is provided with stand-pipe output (150);

Preventer control desk (103) comprises cabinet and internal control plate, the front of described cabinet comprises a preventer control panel (152), preventer control panel (152) is provided with accumulator pressure table (153), annular preventer oil pressure gauge (154), bleed pressure table (155), manifold pressure table (156), annular damper switch (157), annular damper is opened pilot lamp (158), annular damper closes pilot lamp (159), gas source switch (160), bypass flashboard switch (164), first envelope flashboard switch (161), first envelope flashboard is opened pilot lamp (162), first envelope flashboard closes pilot lamp (163), blind rams switch (165), blind rams is opened pilot lamp (166), blind rams closes pilot lamp (167), kill manifold flashboard switch (168), kill manifold is opened pilot lamp (169), kill manifold closes pilot lamp (170), open flow threshold switch (171), the open flow valve closes pilot lamp (172), the open flow valve is opened pilot lamp (173), second envelope flashboard switch (174), pilot lamp (175) opened by second envelope flashboard and second envelope flashboard closes pilot lamp (176), described internal control plate comprises a preventer Programmable Logic Controller PLC, the CPU module of preventer Programmable Logic Controller PLC is connected with annular preventer oil pressure gauge (154) with accumulator pressure table (153) by DA module 1 respectively, be connected with manifold pressure table (156) with bleed pressure table (155) by DA module 2, the CPU module of preventer Programmable Logic Controller PLC is also respectively by its switching value input port and annular damper switch (157), gas source switch (160), bypass flashboard switch (164), first envelope flashboard switch (161), blind rams switch (165), kill manifold flashboard switch (168), open flow threshold switch (171) is connected with second envelope flashboard switch (174), opens pilot lamp (158) by its switching value output port and annular damper, annular damper closes pilot lamp (159), first envelope flashboard is opened pilot lamp (162), first envelope flashboard closes pilot lamp (163), blind rams is opened pilot lamp (166) blind rams and is closed pilot lamp (167), kill manifold is opened pilot lamp (169), kill manifold closes pilot lamp (170), the open flow valve closes pilot lamp (172), the open flow valve is opened pilot lamp (173), second envelope flashboard is opened pilot lamp (175) and is connected with second envelope flashboard pass pilot lamp (176); The CPU module of preventer Programmable Logic Controller PLC also is connected by flat valve L, flat valve M, flat valve N, flat valve 0, flat valve P and the flat valve Q that is installed on the high-voltage tube in its switching value input port and the high pressure pipe joint respectively;

Flow plug control desk (103) comprises cabinet and internal control plate, the front of described cabinet comprises a flow plug control panel (177), flow plug control panel (177) is provided with standpipe pressure table (178), pump speed table (179), casing pressure table (180), the choke valve that surges is selected pilot lamp (181), double pump selector switch (182), choke valve selector switch (183), pumping speed display (184), choke valve aperture table (185), manually choke valve is selected pilot lamp (186), reset button (187), rig gas source switch (188), flow plug operation valve switch (189) and choke valve speed adjusting knob (190), described internal control plate comprises a flow plug Programmable Logic Controller PLC, the CPU module of flow plug Programmable Logic Controller PLC is connected with choke valve speed adjusting knob (190) by the AD module respectively, be connected with casing pressure table (180) with standpipe pressure table (178) by DA module 1, be connected with choke valve aperture table (185) with pump speed table (179) by DA module 2, be connected with flow plug data transmit-receive plate by serial ports, flow plug data transmit-receive plate is connected with pumping speed display (184) by the parallel port, the CPU module of flow plug Programmable Logic Controller PLC also selects pilot lamp (181) to select pilot lamp (186) to be connected with manual choke valve by its switching value output port and the choke valve that surges respectively, by its switching value input port and double pump selector switch (182), choke valve selector switch (183), reset button (187), rig gas source switch (188) is connected with flow plug operation valve switch (189); The CPU module of flow plug Programmable Logic Controller PLC also is connected by flat valve A, flat valve B, flat valve C, flat valve D, flat valve E, flat valve F, flat valve G, flat valve H, flat valve I, flat valve J and the flat valve K that is installed on the choker-line in its switching value input port and the throttle manifold respectively, the CPU module of flow plug Programmable Logic Controller PLC is connected with manual throttle valve (135) in the throttle manifold by the AD module respectively, is connected with tensimeter (191) by DA module 1.

2. distributed well drilling simulation system according to claim 1, it is characterized in that described driller's station data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with driller's station Programmable Logic Controller PLC1, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and the output port of latch and bus buffer is by parallel port and mud density display (39), mud viscosity display (40) is connected with mud dehydration display (41).

3. distributed well drilling simulation system according to claim 2, it is characterized in that described mud density display (39), mud viscosity display (40) and mud dehydration display (41) include address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, address buffer, the input port of data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects the input end and the code translator of comparer respectively, another input end of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

4. distributed well drilling simulation system according to claim 1, it is characterized in that described flow plug data transmit-receive plate comprises serial port chip, single-chip microcomputer, latch and bus buffer, the serial port chip input end is connected by the serial port of serial ports with flow plug Programmable Logic Controller PLC, the serial port chip output terminal is connected with the reception data line with the transmission data line of single-chip microcomputer respectively, single-chip microcomputer also connects latch and bus buffer respectively by bus, and latch is connected pumping speed display (184) with the bus buffer output port by the parallel port.

5. according to claim 1 and 4 described distributed well drilling simulation systems, it is characterized in that described pumping speed display (184) comprises address buffer, data buffer, comparer, code translator, toggle switch, charactron chip for driving and charactron, address buffer, the input port of data buffer all connects the parallel port, the data buffer output port connects digital pipe driving chip, the address buffer output port connects the input end and the code translator of comparer respectively, another input end of comparer connects toggle switch, output port connects the Enable Pin of code translator, decoder output links to each other with the charactron chip for driving, and charactron chip for driving output terminal connects charactron.

6. distributed well drilling simulation system according to claim 1, the overflow inlet tube (129) that it is characterized in that throttle manifold (101) all is the cross connection of " ten " word with throttle manifold upper lateral tube (125) and throttle manifold lower transverse tubule (126), form point of crossing a and point of crossing b, on the top overflow inlet tube (129) of point of crossing a flat valve A is installed, on the overflow inlet tube (129) between point of crossing a and the point of crossing b flat valve B is installed in turn, flat valve C, b place, point of crossing is provided with tensimeter (191), and open flow threshold switch pilot lamp (133) is installed on the point of crossing b bottom overflow inlet tube (129); The two ends of throttle manifold lower transverse tubule (126) are fixed in respectively on choker-line that surges (130) and the manual choker-line (131), form node c and node d, on the throttle manifold lower transverse tubule (126) between point of crossing b and the node c flat valve D, flat valve E are installed, on the throttle manifold lower transverse tubule (126) between point of crossing b and the node d flat valve F, flat valve G are installed; Surge choker-line (130) and manually choker-line (131) upper end join with throttle manifold upper lateral tube (125) respectively, form node e and node f, on the choker-line that surges (130) between node c and the node e flat valve H is installed, node c surges the bottom and the pilot lamp that surges (136) is installed on the choker-line (131), and the end is provided with the throttling valve that surges (134); On the manual choker-line (131) between node d and the node f flat valve I is installed, is provided with manual throttle valve (135) in the manual choker-line in node d bottom (131) end; Throttle manifold upper lateral tube (125) between node e and the standby outlet (128) is provided with flat valve J, and the throttle manifold upper lateral tube (125) between node f and the separator outlet (127) is provided with flat valve K.

7. distributed well drilling simulation system according to claim 1, the left mud entrance pipe (142), the right mud entrance pipe (151) that it is characterized in that high pressure pipe joint (102) are " T " word with the left standpipe (140) of rectangle with right standpipe (141) respectively and are connected, form node h and node i, on the top left side standpipe (140) of node h flat valve L is installed, on the bottom left side standpipe (140) of node h flat valve M is installed, on the right standpipe in the top of node i (141) flat valve N is installed, on the lower right standpipe (141) of node i flat valve 0 is installed; Upper riser (147), lower standing tube (148) respectively with the high pressure pipe joint upper lateral tube (138) of rectangle, high pressure pipe joint lower transverse tubule (139) is " T " word and connects, and forms node g and node j; Grouting outlet (143) is " T " word with lower standing tube (148) and is connected, and forms node k, on the grouting outlet (143) flat valve P is installed, and on the bottom lower standing tube (148) of node k flat valve Q is installed.

8. distributed well drilling simulation system according to claim 1 is characterized in that described optical projection system (108) comprises one or more projector and a large scale screen.

9. the method for operating of distributed well drilling simulation system is characterized in that it may further comprise the steps: bore under (1); (2) pull out of hole; (3) creep into; (4) accident and complex situations are handled; (5) closing well; (6) kill-job;

Wherein, the described step of boring down also comprises following substep: (a) normal brill down; (b) slacking off; (c) bore under the control wave dynamic pressure;

Described trip-out step also comprises following substep: (a) the normal trip-out; (b) card is met in trip-out; (c) suction Controlled pressure pulls out of hole;

The described step of creeping into also comprises following substep: (a) normally creep into and connect column; (b) Different Strata drillability; (c) suppress creeping into of jumping off; (d) high pressure formation creeps into; (e) low-pressure stratum creeps into;

Described accident and complex situations treatment step also comprise following substep: (a) adhere to bit freezing; (b) sand setting bit freezing; (c) balling-up sticking; (d) die nipple is salvaged; (e) junk milling;

Described closing well step also comprises following substep: (a) normally creep into and the closing well operation; (b) play the operation of drilling rod closing well; (c) very closing well operation of trip-out; (d) empty well and closing well operation;

Described kill-job step also comprises following substep: (a) driller's method kill-job; (b) slip-stick artist's valve kill-job; (c) overweight mud driller's method kill-job.

Images