CN102797452B - Driller control device, system and method - Google Patents
Driller control device, system and method Download PDFInfo
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- CN102797452B CN102797452B CN201210313095.3A CN201210313095A CN102797452B CN 102797452 B CN102797452 B CN 102797452B CN 201210313095 A CN201210313095 A CN 201210313095A CN 102797452 B CN102797452 B CN 102797452B
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Abstract
The invention discloses a driller control device, system and method. The control device comprise a positive pressure explosion-proof module, a data collecting module, a hand wheel governor signal receiving module, a pedal governor signal receiving module, a redundant communication module, a display module, and a power supply and surge protection module, wherein the positive pressure explosion-proof module is used for separating oil and vapor entering the driller control device and detecting, controlling and displaying the pressure difference between the inside and the outside of the driller control device in real time; the data collecting module is used for collecting digital and/or analog signals generated in the drilling operation process; the hand wheel governor signal receiving module is used for receiving the signal of a hand wheel governor on a drilling well; the pedal governor signal receiving module is used for receiving the signal of a pedal governor on the drilling well; the redundant communication module is used for redundant processing and redundant communication of the digital and/or analog signals; the display module is used for receiving and displaying various signals that are redundantly processed by the redundant communication module in real time; and the power supply and surge protection module is used for providing a working power supply and restraining the generation of surges outside the driller control device. According to the invention, the positive pressure explosion-proof module and the redundant communication module can solve the problem in the prior art that the driller control device is low in safety, reliability and drilling efficiency.
Description
Technical field
The present invention relates to oil drilling and extracting equipment field, in particular, relate to a kind of driller control, system and method.
Background technology
Along with the development of Power Electronic Technique, particularly large scale integrated circuit and computer-controlled appearance, high-performance AC governing system is arisen at the historic moment, and oil-well rig frequency converter becomes development trend, has widely applied now on oil drilling platform.And on-the-spot at oil drilling, to the control of oil-well rig frequency converter and and main website PLC carry out communication and then come by driller control.
Mainly contain three kinds of driller control in existing technology, a kind of device adopts the irredundant explosion-proof technology of flame-proof type, adopts the remote I/O of PLC to relevant control signal acquisition and processing, the device of the relevant rotating speed of display simultaneously, current signal.But this device is irredundant, when drilling well precision prescribed is high, not there is extreme high reliability, when the faults such as gas leakage occur at device flame-proof type simultaneously, not there is intelligent deixis, therefore not there is explosion prevention function.Another device adopts redundancy IO to carry out acquisition and processing to coherent signal.But this device does not have explosion prevention function, easily causes security risk.The third device adopts flame-proof type, the redundant apparatus that PLC remote I/O and analog quantity rigid line control.But this matching requirements has two cover operator panel buttons and Displaying Meters, and the volume of guidance panel is excessive.
In the process of carrying out oil drilling, the action button that operating personnel operate on driller control guidance panel controls drilling process, observe the lowering velocity of every Numerical Control drilling tool of instrument display on driller control guidance panel simultaneously, and regulate the size of the pressure of the drill.
As can be seen here, above-mentioned three kinds of driller control can not possess explosion-proof and redundancy feature in the process of drilling well simultaneously, and its safety is low, reliability is little, add the work load of operating personnel because this reducing the operating efficiency of drilling well in the process of drilling well simultaneously.
Summary of the invention
In view of this, the invention provides a kind of driller control, system and method, to overcome, driller control safety of the prior art is low, reliability is little, the ineffective problem of drilling well.
For achieving the above object, the invention provides following technical scheme:
A kind of driller control, for controlling oil-well rig frequency converter, comprising:
Positive-pressure explosion-proof module, is separated for the oily vapour that will enter in described driller control, and real-time detection to control the external and internal pressure of the described driller control of display poor, and exports to drill-well operation device;
Data acquisition module, for gathering numeral in described drilling operations and/or analog signal;
Handwheel governor signal receiving module, for receiving the signal of the handwheel governor in described drilling well and exporting to data acquisition module;
Pedal speed-adjusting device signal receiving module, for receiving the signal of the pedal speed-adjusting device in described drilling well and exporting to data acquisition module;
Redundant communication module, for carrying out redundancy process to the described numeral received from described data acquisition module and/or analog signal and carrying out redundancy communication, and by fieldbus (profibus-dp) agreement, Real-time Collection and reality output are carried out to signal in oil-well rig frequency converter;
Display module, shows for the various types of signal after redundant communication module redundancy process described in real-time reception;
Power supply and surge protection module, be connected with described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module, described display module, described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module, for providing working power, suppress the surge that described driller control outside produces;
Carry the explosion-proof casing of described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module, described display module, described power supply and surge protection module, described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module; described explosion-proof casing front plate is provided with instrument display panel and action button, for the every safety factor in display well and carry out operation control.
Preferably, above-mentioned driller control, also comprises: rubber gasket, and described rubber gasket is arranged at the junction of instrument display panel, action button, device gate and described explosion-proof casing front plate respectively.
Preferably, above-mentioned driller control, described positive-pressure explosion-proof module comprises:
Anti-explosion gas entrance, for introducing the gas of offshore boring island 1 MPa (Mpa);
Gas and oil separating plant, for separating of in the gas entered by anti-explosion gas entrance can fuel oil, and regulate the pressure size of display internal gas;
The outlet of pool liquid, for deriving described driller control by isolated for gas and oil separating plant fluid;
Pressure switch, the external and internal pressure for driller control described in real-time detection is poor and the decompression indicator lamp controlled in described instrument display panel shows pressure reduction.
Preferably, above-mentioned driller control, described power supply and surge protection system comprise:
Miniature circuit breaker, for providing overload, overvoltage and/or short-circuit protection for described driller control;
Surge protector, for the surge suppressing described driller control outside to produce;
Transformer, is direct current (DC) 24V voltage for exchanging (AC) 220 volts of (V) voltage transitions, provides working power by power supply protector to described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module and described display module;
Power panel, for exporting DC10V voltage, for handwheel governor signal receiving module and pedal speed-adjusting device signal receiving module provide power supply.
Preferably, above-mentioned driller control, described data acquisition module comprises:
Digital quantity input module, for gather stopping signal, system overhaul signal, common winch mode signal;
Analog input mModule, for gathering the signal in described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module.
Preferably, above-mentioned driller control, described display module comprises:
Digital output module, carries out the digital quantity signal after redundancy process through described redundant communication module show to described instrument display panel for exporting;
Analog output module, carries out the analog signals after redundancy process through described redundant communication module show to described instrument display panel for exporting.
A kind of driller control cab, comprising:
Above-mentioned driller control;
No. 1 that is connected with described oil-well rig frequency converter No. 2 motors, for providing operation power for described driller control cab;
When drilling depth does not exceed predetermined depth,
The winch be connected with described No. 1 motor, moves up and down for the drill bit controlling to be connected with the twisted wire on described winch according to the every safety factor shown in described driller control;
The pump be connected with described No. 2 motors, for the force feed that circulates in boring when being elevated drill bit, exports mud;
The speed-regulating hand wheel be connected with described driller control, for when described drill bit moves up and down, regulates the speed of service of drill bit by handwheel according to the every safety factor shown in described driller control;
The pedal speed-adjusting device be connected with described driller control, for when described drill bit moves up and down, regulates the drilling speed of drill bit by foot-operated mode according to the every safety factor shown in described driller control.
Preferably, when drilling depth exceedes predetermined depth, above-mentioned driller control cab also comprises:
The winch be jointly connected with described No. 1/No. 2 motors, moves up and down for the drill bit controlling to be connected with the twisted wire on described winch according to the every safety factor shown in described driller control; Or being jointly connected pump with described No. 1/No. 2 motors, for the force feed that circulates in boring when being elevated drill bit, exporting mud.
A kind of driller's control method, comprising:
Regulate and display well in every safety factor and operating mode;
Before startup winch and pump, start No. 1/No. 2 motors, for described driller control cab provides operation power;
When drilling depth does not exceed predetermined depth,
The drill bit controlling to be connected with the twisted wire on the winch of described No. 1 driven by motor according to described every safety factor moves up and down;
When described drill bit moves up and down:
To control with the pump of described No. 2 driven by motor when being elevated drill bit to the force feed that circulates in holing, exporting mud;
Regulated the speed of service of drill bit by handwheel according to the every safety factor shown in described driller control;
The drilling speed of drilling tool is regulated by foot-operated mode.
Preferably, when drilling depth exceedes predetermined depth, above-mentioned driller's control method also comprises: according to described every safety factor, and the drill bit that the twisted wire on the winch jointly driven with described No. 1/No. 2 motors is connected moves up and down; Or,
Control the pump that jointly drives with described No. 1/No. 2 motors when being elevated drill bit to the force feed that circulates in holing, export mud.
Known via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of driller control, system and method.By arranging positive-pressure explosion-proof module in driller control, pass through gas and oil separating plant, the oily vapour entered in described driller control is separated, make the clean gas being full of certain normal pressure in described driller control, and then the pressure differential making the inside and outside formation of described driller control certain, reach prevent from fuel gas from entering being formed in described driller control cause blast by electric spark, reach explosion-proof object, improve the safety of drilling process.Have employed redundant communication module simultaneously, redundancy process is carried out to described numeral and/or analog signal, improves the reliability of described driller control.Described driller control is the display that drilling operator provides every safety factor simultaneously, improves the operating efficiency of drilling operator.In drilling operations, when drilling depth does not exceed predetermined depth, two motors can drive different winches respectively or drive winch and pump respectively, save the power consumption of two motors, thus save electric power resource; When drilling depth exceedes predetermined depth, use two motors to be jointly with pump or winch, make it can not be excessive because of the load of pump or winch, exceed the driving force of motor, damage motor.These two kinds of mode of operations facilitate the operation of drilling operator, alleviate energy consumption simultaneously, reduce the cost of drilling well.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is a kind of driller control internal construction schematic diagram disclosed in the embodiment of the present invention one;
Fig. 2 is the embodiment of the present invention two another driller control internal construction schematic diagram disclosed;
Fig. 3 is a kind of positive-pressure explosion-proof modular structure schematic diagram disclosed in the embodiment of the present invention three;
Fig. 4 is a kind of power supply and surge protection system structural representation disclosed in the embodiment of the present invention three;
Fig. 5 is a kind of driller control cab structural representation disclosed in the embodiment of the present invention four;
Fig. 6 is the embodiment of the present invention five another driller control cab structural representation disclosed;
Fig. 7 is a kind of driller's control method flow chart disclosed in the embodiment of the present invention six;
Fig. 8 is the embodiment of the present invention seven another driller's control method flow chart disclosed.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention discloses a kind of driller control, system and method, to overcome, driller control safety of the prior art is low, reliability is little, thus reduces the problem of the operating efficiency of drilling well.
Embodiment one
A kind of driller control; for controlling oil-well rig frequency converter; as shown in Figure 1, comprising: positive-pressure explosion-proof modules A 1, data acquisition module A2, handwheel governor signal receiving module A3, pedal speed-adjusting device signal receiving module A4, redundant communication module A5, display module A6, power supply and surge protection module A7 and explosion-proof casing A8.
Positive-pressure explosion-proof modules A 1, is separated for the oily vapour that will enter in described driller control, and real-time detection to control the external and internal pressure of the described driller control of display poor, and exports to drill-well operation device;
Data acquisition module A2, for gathering numeral in described drilling operations and/or analog signal;
Handwheel governor signal receiving module A3, for receiving the signal of the handwheel governor in described drilling well and exporting to data acquisition module A2;
Pedal speed-adjusting device signal receiving module A4, for receiving the signal of the pedal speed-adjusting device in described drilling well and exporting to data acquisition module A2;
Redundant communication module A5, for carrying out redundancy process to the described numeral received from described data acquisition module A2 and/or analog signal and carrying out redundancy communication, and by fieldbus (profibus-dp) agreement, Real-time Collection and reality output are carried out to signal in oil-well rig frequency converter, the redundant module of general employing ET200M153-2 model is as redundant communication module A5, but be not limited to the device of this model, as long as the redundant module that can realize above-mentioned functions all can adopt;
Display module A6, shows for the various types of signal after redundant communication module A5 redundancy process described in real-time reception;
Power supply and surge protection module A7; be connected with described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4; for providing working power; the power transformer of general employing 4NIC-Q72S24G model; but be not limited to the device of this model, as long as the power transformer that can realize above-mentioned functions all can adopt.Suppress the surge that described driller control outside produces, the general Surge Protector adopting DEHN model simultaneously, but be not limited to the device of this model, as long as the Surge Protector that can realize above-mentioned functions all can adopt;
Carry the explosion-proof casing A8 of described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described power supply and surge protection module A7, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4; described explosion-proof casing A8 front plate is provided with instrument display panel and action button, for the every safety factor in display well and carry out operation control.
Known via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of driller control, system and method, by arranging positive-pressure explosion-proof modules A 1 in driller control, the oily vapour entered in described driller control is separated, make the clean gas being full of certain normal pressure in described driller control, and then the pressure differential making the inside and outside formation of described driller control certain, what prevent from fuel gas from entering being formed in described driller control causes blast by electric spark, reach explosion-proof object, improve the safety of drilling process.Have employed redundant communication module A5 simultaneously; redundancy process is carried out to described numeral and/or analog signal and carries out redundancy communication; described power supply and surge protection module A7 for described driller control working power is provided while inhibit described driller control outside to produce surge, improve the reliability of described driller control.Described driller control is the display that drilling operator provides every safety factor simultaneously, improves the operating efficiency of drilling operator.
Embodiment two
A kind of driller control; for controlling oil-well rig frequency converter, comprising: positive-pressure explosion-proof modules A 1, data acquisition module A2, handwheel governor signal receiving module A3, pedal speed-adjusting device signal receiving module A4, redundant communication module A5, display module A6, power supply and surge protection module A7, explosion-proof casing A8 and rubber gasket A9.
Positive-pressure explosion-proof modules A 1, is separated for the oily vapour that will enter in described driller control, and real-time detection to control the external and internal pressure of the described driller control of display poor, and exports to drill-well operation device;
Data acquisition module A2, for gathering numeral in described drilling operations and/or analog signal;
Handwheel governor signal receiving module A3, for receiving the signal of the handwheel governor in described drilling well and exporting to data acquisition module A2;
Pedal speed-adjusting device signal receiving module A4, for receiving the signal of the pedal speed-adjusting device in described drilling well and exporting to data acquisition module A2;
Redundant communication module A5, for carrying out redundancy process to the described numeral received from described data acquisition module A2 and/or analog signal and carrying out redundancy communication, and by fieldbus (profibus-dp) agreement, Real-time Collection and reality output are carried out to signal in oil-well rig frequency converter;
Display module A6, shows for the various types of signal after redundant communication module A5 redundancy process described in real-time reception;
Power supply and surge protection module A7, be connected with described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4, for providing working power, suppress the surge that described driller control outside produces simultaneously;
Carry the explosion-proof casing A8 of described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described power supply and surge protection module A7, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4; described explosion-proof casing A8 front plate is provided with instrument display panel and action button, for the every safety factor in display well and carry out operation control.
Rubber gasket A9, described rubber gasket A9 are arranged at the junction of instrument display panel, action button, device gate and described explosion-proof casing A8 front plate respectively.
Known via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of driller control, system and method, by arranging rubber gasket A9 in the junction of the instrument display panel of driller control, action button, device gate and described explosion-proof casing A8 front plate, the sealing of described driller control can be ensured, effectively can prevent external flammable gas from entering in described driller control and cause blast, reach explosion-proof object; Meanwhile, avoid dust to enter in described driller control through the gap place of the junction of instrument display panel, action button, device gate and described explosion-proof casing A8 front plate, play dust-proof effect.
Embodiment three
A kind of driller control; for controlling oil-well rig frequency converter, comprising: positive-pressure explosion-proof modules A 1, data acquisition module A2, handwheel governor signal receiving module A3, pedal speed-adjusting device signal receiving module A4, redundant communication module A5, display module A6, power supply and surge protection module A7, explosion-proof casing A8 and rubber gasket A9.
Positive-pressure explosion-proof modules A 1, is separated for the oily vapour that will enter in described driller control, and real-time detection to control the external and internal pressure of the described driller control of display poor, and exports to drill-well operation device;
Data acquisition module A2, for gathering numeral in described drilling operations and/or analog signal;
Handwheel governor signal receiving module A3, for receiving the signal of the handwheel governor in described drilling well and exporting to data acquisition module A2;
Pedal speed-adjusting device signal receiving module A4, for receiving the signal of the pedal speed-adjusting device in described drilling well and exporting to data acquisition module A2;
Redundant communication module A5, for carrying out redundancy process to the described numeral received from described data acquisition module A2 and/or analog signal and carrying out redundancy communication, and by fieldbus (profibus-dp) agreement, Real-time Collection and reality output are carried out to signal in oil-well rig frequency converter;
Display module A6, shows for the various types of signal after redundant communication module A5 redundancy process described in real-time reception;
Power supply and surge protection module A7, be connected with described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4, for providing working power, suppress the surge that described driller control outside produces simultaneously;
Carry the explosion-proof casing A8 of described positive-pressure explosion-proof modules A 1, described redundant communication module A5, described data acquisition module A2, described display module A6, described power supply and surge protection module A7, described handwheel governor signal receiving module A3 and described pedal speed-adjusting device signal receiving module A4; described explosion-proof casing A8 front plate is provided with instrument display panel and action button, for the every safety factor in display well and carry out operation control.
Rubber gasket A9, described rubber gasket A9 are arranged at the junction of instrument display panel, action button, device gate and described explosion-proof casing A8 front plate respectively.
Concrete, as shown in Figure 3, described positive-pressure explosion-proof modules A 1 comprises:
Anti-explosion gas entrance A11, for introducing the gas of offshore boring island 1 MPa (Mpa);
Gas and oil separating plant A12, for separating of in the gas entered by anti-explosion gas entrance can fuel oil, and regulate the pressure size of display internal gas;
Pool liquid outlet A13, for deriving described driller control by isolated for gas and oil separating plant fluid;
Pressure switch A14, the external and internal pressure for driller control described in real-time detection is poor and the decompression indicator lamp controlled in described instrument display panel shows pressure reduction.
By arranging positive-pressure explosion-proof modules A 1 in driller control, first the gas of offshore boring island 1 MPa (Mpa) is introduced by anti-explosion gas entrance A11 by gas and oil separating plant A12, the oily vapour entered in described driller control is separated, and by pool liquid outlet A13, isolated for gas and oil separating plant fluid is derived described driller control, make the clean gas being full of certain normal pressure in described driller control, and then the pressure differential making the inside and outside formation of described driller control certain, and regulate the pressure in described driller control by pressure switch A14, described in real-time detection, driller control external and internal pressure is poor, when inside and outside there is decompression situation time, the decompression indicator lamp controlled in described instrument display panel shows, realize the diagnostic function of positive-pressure explosion-proof modules A 1, what prevent from fuel gas from entering being formed in described driller control causes blast by electric spark, reach explosion-proof object, improve the safety of drilling process.
Above-mentioned gas and oil separating plant A12 generally adopts the gas and oil separating plant A12 of AFR2000 model, but is not limited to the device of this model, as long as the gas and oil separating plant A12 that can realize above-mentioned functions all can adopt.
Above-mentioned pressure switch A14 generally adopts the pressure switch A14 of DWYER model, but is not limited to the device of this model, as long as the pressure switch A14 that can realize above-mentioned functions all can adopt.
Concrete, described data acquisition module A2 comprises:
Digital quantity input module, for gather stopping signal, system overhaul signal, common winch mode signal, the digital quantity input module of general employing 6ES7321-1BH02-0AA0 model, but be not limited to the module of this model, as long as the digital quantity input module that can realize above-mentioned functions all can adopt;
Analog input mModule, for gathering the signal in described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module, the Analog input mModule of general employing 6ES7331-7KB02-0AB0 model, but be not limited to the module of this model, as long as the Analog input mModule that can realize above-mentioned functions all can adopt.
Concrete, described display module A6 comprises:
Digital output module, carry out the digital quantity signal after redundancy process through described redundant communication module show to described instrument display panel for exporting, the digital output module of general employing 6ES7322-1BH01-0AA0 model, but be not limited to the module of this model, as long as the digital output module that can realize above-mentioned functions all can adopt;
Analog output module, carry out the analog signals after redundancy process through described redundant communication module show to described instrument display panel for exporting, the analog output module of general employing 6ES7332-5HD01-0AB0 model, but be not limited to the module of this model, as long as the analog output module that can realize above-mentioned functions all can adopt.
Concrete, as shown in Figure 4, described power supply and surge protection system A7 comprise:
Miniature circuit breaker A71, for providing overload, overvoltage and/or short-circuit protection for described driller control;
Surge protector A72, for the surge suppressing described driller control outside to produce;
Transformer A73, be direct current (DC) 24V voltage for (AC) 220 volts of (V) voltage transitions will be exchanged, provide working power by power supply protector A74 to described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module and described display module;
Power panel A75, for exporting DC10V voltage, for handwheel governor signal receiving module and pedal speed-adjusting device signal receiving module provide power supply.
First introduce from power supply the miniature circuit breaker A71 that electric current enters described power supply and surge protection module A7; then surge protector A72 and transformer A73 is accessed; by miniature circuit breaker A71; for described driller control working power is provided while overload, overvoltage and/or short-circuit protection are also provided; ensure that under any circumstance described driller control can both safe operation, there will not be the situation of short circuit and short circuit.By the surge that surge protector A72 inhibits described driller control outside to produce, improve the reliability of described driller control.
Embodiment four
The invention also discloses a kind of driller control cab simultaneously, provide specific embodiment below and be described in detail.
As shown in Figure 5, be the structural representation of a kind of driller control cab disclosed by the invention, mainly comprise:
Driller control B0, this driller control B0 are identical with driller control structure disclosed in embodiment one to embodiment three;
No. 1 motor B11 and No. 2 motor B12 be connected with described oil-well rig frequency converter, for providing operation power for described driller control cab;
The fault-signal of described No. 1 motor B11 and No. 2 motor B12, fault thunder signal, maintenance signal car index signal, enabling signal, stop signal, heat alarm, be in common working condition signal and be in winch working condition signal and all show to described instrument display panel through digital output module
Current signal and the tach signal of described No. 1 motor B11 and No. 2 motor B12 show to described instrument display panel through analog output module.
When drilling depth does not exceed predetermined depth,
The winch B2 be connected with described No. 1 motor B11, moves up and down for the drill bit B3 controlling to be connected with the twisted wire on described winch B2 according to the every safety factor shown in described driller control B0;
The pump B4 be connected with described No. 2 motor B12 when being elevated drill bit to the force feed that circulates in holing, export mud;
The speed-regulating hand wheel B5 be connected with described driller control B0, for when described drill bit B3 moves up and down, regulates the speed of service of drill bit by handwheel according to the every safety factor shown in described driller control B0;
The pedal speed-adjusting device B6 be connected with described driller control, for when described drill bit B3 moves up and down, regulated the drilling speed of drill bit B3 by foot-operated mode according to the every safety factor shown in described driller control B0, the pedal speed-adjusting device B6 of general employing JT200 model, but be not limited to the device of this model, as long as the pedal speed-adjusting device B6 that can realize above-mentioned functions all can adopt.
Known via above-mentioned technical scheme, compared with prior art, by the winch B2 that No. 1 motor B11 is connected in described driller control cab, the drill bit B3 simultaneously controlling to be connected with the twisted wire on described winch B2 according to the every safety factor shown in described driller control B0 moves up and down; By No. 2 motor B12 be connected pump B4 be elevated drill bit B3 time to boring in circulate force feed, export mud; Regulate the motion process of drill bit B3 in well by speed-regulating hand wheel B5, when drilling is carried out in the bottom of well, then add the drilling speed that pedal speed-adjusting device B6 regulates drill bit B3.In the process of replacing of carrying out drill bit B3, No. 1 winch B21 can change very fast simultaneously, improves drilling tool and changes efficiency, reduce the operating personnel's more numerous gearshift of bit change time-frequency and impact to offshore boring island.
Embodiment five
The present embodiment also discloses a kind of driller control cab on the basis of embodiment disclosed in the invention described above, as shown in Figure 6:
When drilling depth exceedes predetermined depth, also comprise:
The winch B2 be jointly connected with described No. 1 motor B11 and No. 2 motor B12, moves up and down for the drill bit B3 controlling to be connected with the twisted wire on described winch B2 according to the every safety factor shown in described driller control B0; Or the pump B4 be jointly connected with described No. 1 motor B11 and No. 2 motor B12, for the force feed that circulates in boring when being elevated drill bit B3, exports mud.
When drilling depth exceedes predetermined depth, use two motors to be jointly with pump B4 or winch B2, make it can not be excessive because of the load of pump B4 or winch B2, exceed the driving force of motor, damage motor, and improve the efficiency of drilling well.
Embodiment six
Driller control and system is described in detail in embodiment disclosed in the invention described above, implemented in many forms can be adopted for Apparatus and system of the present invention, therefore the invention also discloses a kind of driller's control method, provide specific embodiment below and be described in detail.
This embodiment of the invention discloses a kind of driller's control method flow process as shown in Figure 7, comprising:
S11: regulate and display well in every safety factor and operating mode;
Carry out Oil-gas Separation to the gas entered in described driller control, what prevent from fuel gas from entering being formed in described driller control causes blast by electric spark, reaches explosion-proof object, improves the safety of drilling process.Carry out redundancy process to described numeral and/or analog signal, the surge suppressing described driller control outside to produce, improves the reliability of described driller control simultaneously.And for drilling operator provides the display of every safety factor, improve the operating efficiency of drilling operator.
S12: before startup winch and pump, start No. 1/No. 2 motors, for described driller control cab provides operation power;
When drilling depth does not exceed predetermined depth,
S13: the drill bit controlling to be connected with the twisted wire on the winch of described No. 1 driven by motor according to described every safety factor moves up and down;
When described drill bit moves up and down:
S14: to control with the pump of described No. 2 driven by motor when being elevated drill bit to the force feed that circulates in holing, exporting mud;
Drill bit can produce very large heat in the process of drilling well, is constantly circulated to drill to go out force feed, export mud, reach the object of cooling drill bit, avoided cause thermal damage drill bit by the pump of described No. 2 driven by motor.
S15: the speed of service being regulated drill bit according to the every safety factor shown in described driller control by handwheel;
S16: the drilling speed being regulated drilling tool by foot-operated mode.
Known via above-mentioned technical scheme, compared with prior art, in drilling operations, when drilling depth does not exceed predetermined depth, two motors can drive different winches respectively or drive winch and pump respectively, save the power consumption of two motors, thus save electric power resource.Owing to needing to change drilling tool frequently in the process of drilling well, can fast lifting drill bit by the winch of described No. 1 driven by motor, and there is sharply acceleration capacity, and handwheel speed governing and pedal speed-adjusting can be realized, fast lifting and transfer drill bit more, improve the replacing efficiency of drill bit, alleviate the impact of replacing to offshore boring island of drill bit.
Embodiment seven
The present embodiment also discloses a kind of driller's control method on the basis of above-described embodiment, as shown in Figure 8,
S21: regulate and display well in every safety factor and operating mode;
S22: before startup winch and pump, start No. 1/No. 2 motors, for described driller control cab provides operation power;
When drilling depth exceedes predetermined depth,
S23: according to described every safety factor, the drill bit that the twisted wire on the winch jointly driven with described No. 1/No. 2 motors is connected moves up and down;
S24: control the pump that jointly drives with described No. 1/No. 2 motors when being elevated drill bit to the force feed that circulates in holing, export mud.
S25: the speed of service being regulated drill bit according to the every safety factor shown in described driller control by handwheel;
S26: the drilling speed being regulated drilling tool by foot-operated mode.
When drilling depth exceedes predetermined depth, use two motors to be jointly with pump or winch, make it can not be excessive because of the load of pump or winch, exceed the driving force of motor, damage motor, and improve the efficiency of drilling well.
In sum: compared with prior art, the invention discloses a kind of driller control, system and method.By arranging positive-pressure explosion-proof module in driller control, pass through gas and oil separating plant, the oily vapour entered in described driller control is separated, make the clean gas being full of certain normal pressure in described driller control, and then the pressure differential making the inside and outside formation of described driller control certain, reach prevent from fuel gas from entering being formed in described driller control cause blast by electric spark, reach explosion-proof object, improve the safety of drilling process.Have employed redundant communication module simultaneously, redundancy process is carried out to described numeral and/or analog signal, improves the reliability of described driller control.Described driller control is the display that drilling operator provides every safety factor simultaneously, improves the operating efficiency of drilling operator.In drilling operations, when drilling depth does not exceed predetermined depth, two motors can drive different winches respectively or drive winch and pump respectively, save the power consumption of two motors, thus save electric power resource; When drilling depth exceedes predetermined depth, use two motors to be jointly with pump or winch, make it can not be excessive because of the load of pump or winch, exceed the driving force of motor, damage motor.These two kinds of mode of operations facilitate the operation of drilling operator, alleviate energy consumption simultaneously, reduce the cost of drilling well.
In this manual, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, read-only storage (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a driller control, for controlling oil-well rig frequency converter, is characterized in that, comprising:
Positive-pressure explosion-proof module, is separated for the oily vapour that will enter in described driller control, and real-time detection to control the external and internal pressure of the described driller control of display poor, and exports to drill-well operation device;
Data acquisition module, for gathering numeral in described drilling operations and/or analog signal;
Handwheel governor signal receiving module, for receiving the signal of the handwheel governor in described drilling well and exporting to data acquisition module;
Pedal speed-adjusting device signal receiving module, for receiving the signal of the pedal speed-adjusting device in described drilling well and exporting to data acquisition module;
Redundant communication module, for carrying out redundancy process to the described numeral received from described data acquisition module and/or analog signal and carrying out redundancy communication, and by fieldbus (profibus-dp) agreement, Real-time Collection and reality output are carried out to signal in oil-well rig frequency converter;
Display module, shows for the various types of signal after redundant communication module redundancy process described in real-time reception;
Power supply and surge protection module, be connected with described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module, described display module, described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module, for providing working power, suppress the surge that described driller control outside produces;
Carry the explosion-proof casing of described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module, described display module, described power supply and surge protection module, described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module; described explosion-proof casing front plate is provided with instrument display panel and action button, for the every safety factor in display well and carry out operation control.
2. driller control according to claim 1, is characterized in that, also comprises: rubber gasket, and described rubber gasket is arranged at the junction of instrument display panel, action button, device gate and described explosion-proof casing front plate respectively.
3. driller control according to claim 1, is characterized in that, described positive-pressure explosion-proof module comprises:
Anti-explosion gas entrance, for introducing the gas of offshore boring island 1 MPa (Mpa);
Gas and oil separating plant, for separating of in the gas entered by anti-explosion gas entrance can fuel oil, and regulate the pressure size of display internal gas;
The outlet of pool liquid, for deriving described driller control by isolated for gas and oil separating plant fluid;
Pressure switch, the external and internal pressure for driller control described in real-time detection is poor and the decompression indicator lamp controlled in described instrument display panel shows pressure reduction.
4. driller control according to claim 1, is characterized in that, described power supply and surge protection system comprise:
Miniature circuit breaker, for providing overload, overvoltage and/or short-circuit protection for described driller control;
Surge protector, for the surge suppressing described driller control outside to produce;
Transformer, be direct current (DC) 24V voltage for (AC) 220 volts of (V) voltage transitions will be exchanged, provide working power by power supply protector to described positive-pressure explosion-proof module, described redundant communication module, described data acquisition module and described display module;
Power panel, for exporting DC10V voltage, for handwheel governor signal receiving module and pedal speed-adjusting device signal receiving module provide power supply.
5. driller control according to claim 1, is characterized in that, described data acquisition module comprises:
Digital quantity input module, for gather stopping signal, system overhaul signal, common winch mode signal;
Analog input mModule, for gathering the signal in described handwheel governor signal receiving module and described pedal speed-adjusting device signal receiving module.
6. driller control according to claim 1, is characterized in that, described display module comprises:
Digital output module, carries out the digital quantity signal after redundancy process through described redundant communication module show to described instrument display panel for exporting;
Analog output module, carries out the analog signals after redundancy process through described redundant communication module show to described instrument display panel for exporting.
7. a driller control cab, is characterized in that, comprising:
Driller control described in any one in claim 1-6;
No. 1 that is connected with described oil-well rig frequency converter No. 2 motors, for providing operation power for described driller control cab;
When drilling depth does not exceed predetermined depth,
The winch be connected with described No. 1 motor, moves up and down for the drill bit controlling to be connected with the twisted wire on described winch according to the every safety factor shown in described driller control;
The pump be connected with described No. 2 motors, for the force feed that circulates in boring when being elevated drill bit, exports mud;
The speed-regulating hand wheel be connected with described driller control, for when described drill bit moves up and down, regulates the speed of service of drill bit by handwheel according to the every safety factor shown in described driller control;
The pedal speed-adjusting device be connected with described driller control, for when described drill bit moves up and down, regulates the drilling speed of drill bit by foot-operated mode according to the every safety factor shown in described driller control.
8. driller control cab according to claim 7, is characterized in that, when drilling depth exceedes predetermined depth, also comprises:
The winch be jointly connected with described No. 1/No. 2 motors, moves up and down for the drill bit controlling to be connected with the twisted wire on described winch according to the every safety factor shown in described driller control; Or the pump be jointly connected with described No. 1/No. 2 motors, for the force feed that circulates in boring when being elevated drill bit, exports mud.
9. driller's control method, is characterized in that, comprising:
Oil-gas Separation is carried out to the gas in the driller control described in any one entered in claim 1-6, and real-time detection to control the external and internal pressure of the described driller control of display poor, and result to be exported;
Gather the numeral in described drilling operations and/or analog signal;
Redundancy process is carried out to described numeral and/or analog signal;
Show every safety factor;
Before startup winch and pump, start No. 1/No. 2 motors, for described driller control cab provides operation power;
When drilling depth does not exceed predetermined depth,
The drill bit controlling to be connected with the twisted wire on the winch of described No. 1 driven by motor according to described every safety factor moves up and down;
When described drill bit moves up and down:
To control with the pump of described No. 2 driven by motor when being elevated drill bit to the force feed that circulates in holing, exporting mud;
Regulated the speed of service of drill bit by handwheel according to the every safety factor shown in described driller control;
The drilling speed of drilling tool is regulated by foot-operated mode.
10. driller's control method according to claim 9, is characterized in that, when drilling depth exceedes predetermined depth, also comprises:
According to described every safety factor, the drill bit that the twisted wire on the winch jointly driven with described No. 1/No. 2 motors is connected moves up and down; Or,
Control the pump that jointly drives with described No. 1/No. 2 motors when being elevated drill bit to the force feed that circulates in holing, export mud.
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| CN103399504B (en) * | 2013-08-14 | 2016-07-13 | 南车株洲电力机车研究所有限公司 | A kind of electric machine control system |
| CN103618735A (en) * | 2013-12-10 | 2014-03-05 | 机械工业仪器仪表综合技术经济研究所 | Method for monitoring security of field level control network |
| CN104851352B (en) * | 2015-01-22 | 2017-12-26 | 中国石油技术开发公司 | A kind of PLC control system of rig installation simulation system |
| CN108089506A (en) * | 2018-02-14 | 2018-05-29 | 敖江昵 | Drive Drilling Control optimization device in top |
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