CN1348052A - Mud level displaying alarm and well mud level monitoring method - Google Patents
Mud level displaying alarm and well mud level monitoring method Download PDFInfo
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- CN1348052A CN1348052A CN 01129017 CN01129017A CN1348052A CN 1348052 A CN1348052 A CN 1348052A CN 01129017 CN01129017 CN 01129017 CN 01129017 A CN01129017 A CN 01129017A CN 1348052 A CN1348052 A CN 1348052A
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Abstract
The present invention relates to petroleum and natural gas well drilling. The mud level displaying alarm consists of control circuit board, ten pin socket, green mud level pilot lamp, red kick pilot lamp, yellow leakage pilot lamp, kick alarm and leakage alarm. It can monitor mud level during well drilling, send out acoustic and light warning of kick in red lamp and high frequency sound and leakage in yellow lamp and low frequency sound, and print automatically the mud level data. It is intuitive and reliable and makes it possible to ensure the safety of well, equipment and operator.
Description
Technical field:
The present invention relates to a kind of oil and gas well drilling and the process that makes a trip are carried out display alarm to the mud level of mud tank battery and pit shaft device that is used for; The invention still further relates to a kind of method of utilizing above-mentioned mud level displaying alarm that the mud level of pit shaft is monitored.
Background technology:
Existing drilling mud liquid level supervising device, comprise different types of machines such as mud pit level monitoring alarm and automatically pouring mud system, as Patent Office of the People's Republic of China with publication number CN1033858A disclosed a kind of " method and system of the automatically pouring mud that makes a trip ", the one, in the drilling well overall process to circulation tank battery mud level variation monitoring, to the monitoring of bleed off pipe liquid stream, handle simultaneously so that when finding that well kick and leakage are unusual, in time take measures; The 2nd, under drilling well trip-out, leakage, bore and stop pouring into a certain amount of mud to pit shaft in the brill process, the pit shaft liquid level that causes with leakage because of drilling tool trips out in order to supply reduces, make that mud keeps certain head of liquid in the pit shaft, prevent pit shaft head of liquid and strata pressure disequilibrium and the borehole wall accident generations such as bit freezing and downhole oil gas blowout have of collapsing take place; Wherein, the mud level warning device that mud pit level monitoring alarm and automatically pouring mud system use is by casing, the electric appliance circuits control panel, ten core sockets, green mud level indicator lamp, red well kick indicator lamp, yellow leakage indicator lamp, alarming horn is formed, utilize its well kick to occurring in the drilling process, the leakage phenomenon, and bleed off pipe liquid flows out and now to carry out acousto-optic unusually and report to the police simultaneously in the automatic filling mud process that makes a trip, but this mud level warning device only adopts redness, yellow indicator lamp is bright to be shown and reports to the police, visual pattern not, particularly when situ of drilling well can not be heard alarm sound because of the big operator of noise, only with redness, yellow indicator lamp is bright can't be to well kick, leakage is reported to the police and is differentiated, thereby can not handle well kick and leakage in time, stay many potential safety hazards.
Simultaneously, the method of utilizing original warning device that the well mud liquid level is monitored adopts disposable timely automatic control alarm, poor reliability, sometimes checking liquid level sensor float jar liquid no change, slush is handled liquid feeding to be increased, normal phenomenons such as jar desanding tapping minimizing are reported to the police mistakenly as well kick and leakage, wrong report well kick or leakage also will be brought unnecessary stress to the operating personnel in other posies, even influence normal post operation, well kick appears for boring the chance oil-gas Layer later on, quick control operation when leakage is reported to the police hides some dangers for, and also can because of the monitoring error or lag behind to report to the police and give drilling well, equipment, life safety is brought threat; In addition, this method does not write down time of fire alarming, alert data automatically, has no data available for the monitoring of hilllock point, measure decision-making, crash analysis.Therefore can only continue to use traditional many hilllock point personal monitorings and report to the police, thereby stay many potential safety hazards.
Summary of the invention:
Technical problem to be solved by this invention be overcome the shortcoming of prior art and provide a kind of visual pattern, can be accurately and timely to well kick, the leakage phenomenon differentiates and warning, mud level displaying alarm that reliability is high; Another technical problem to be solved by this invention provides a kind of method of utilizing this warning device that the pit shaft liquid level is monitored, the reliability height of this method and the safety in production of the drilling well of going a long way greatly.
The technical solution used in the present invention is:
A kind of mud level displaying alarm that is used for oil and gas well drilling, comprise the casing that is embedded with transparent toughened glass, be fixed in interior electric appliance circuits control panel of casing and ten coupled core sockets, green mud level indicator lamp, red well kick indicator lamp, yellow leakage indicator lamp, well kick alarm and leakage alarm, wherein the electric appliance circuits control panel is by oscillator, decoder driver, the triode assembly, the green LED assembly, the red light emitting diodes assembly, the yellow light-emitting diode assembly, diode assembly, resistance, resistor assembly is formed, wherein:
A. the anode of green LED assembly is connected in parallel after resistance links to each other with the contact 8 of ten core sockets, link to each other with the contact 2 of ten core sockets after the negative electrode of green LED assembly is connected in parallel, the green LED arrangements of components becomes one group of horizontal strip to form green mud level indicator lamp;
B. the anode of red light emitting diodes assembly connects successively and is connected in parallel behind the resistor assembly and links to each other with the contact 3 of ten core sockets, the negative electrode of red light emitting diodes assembly successively with the colelctor electrode of triode assembly, the anode of diode assembly links to each other, after being connected in parallel, the negative electrode of diode assembly links to each other with the contact 5 of ten core sockets, after being connected in parallel, the emitter stage of triode assembly links to each other with the contact 2 of ten core sockets, the base stage of triode assembly links to each other successively with the contact of decoder driver 1～8, oscillator is connected in parallel with the power line of decoder driver and then links to each other with the contact 4 of ten core sockets, oscillator is connected in parallel with the ground wire of decoder driver and then links to each other with the contact 2 of ten core sockets, the signal output part of oscillator links to each other with the signal input part of decoder driver, and the red light emitting diodes assembly is arranged in a pair of arrow that makes progress from bottom to top and forms red well kick indicator lamp;
C. the anode of yellow light-emitting diode assembly connects successively and is connected in parallel behind the resistor assembly and links to each other with the contact 10 of ten core sockets, the negative electrode of yellow light-emitting diode assembly successively with the colelctor electrode of triode assembly, the anode of diode assembly links to each other, after being connected in parallel, the negative electrode of diode assembly links to each other with the contact 6 of ten core sockets, after being connected in parallel, the emitter stage of triode assembly links to each other with the contact 2 of ten core sockets, the base stage of triode assembly links to each other successively with the contact of decoder driver 1～8, oscillator is connected in parallel with the power line of decoder driver and then links to each other with the contact 4 of ten core sockets, oscillator is connected in parallel with the ground wire of decoder driver and then links to each other with the contact 2 of ten core sockets, the signal output part of oscillator links to each other with the signal input part of decoder driver, and the yellow light-emitting diode assembly is arranged in a downward arrow-shaped yellowly leakage indicator lamp from top to bottom;
D. the high-frequency line of well kick alarm links to each other with the contact 7 of ten core sockets, and the low frequency line of leakage alarm links to each other with the contact 9 of ten core sockets, links to each other with the contact 1 of ten core sockets after the grounding wire of well kick alarm and leakage alarm is connected in parallel.
A kind of method of utilizing above-mentioned mud level displaying alarm to the well mud liquid level monitoring, monitoring shows mud tank battery liquid level and bleed off pipe outlet liquid stream in the drilling well and the process that makes a trip, and printer is according to the blanking time of presetting each tank storage liquid measure of timing automatic printing drilling mud jar, the total liquid storage amount of tank battery and variable quantity data sheet, and can pull out of hole, bore under the leakage and stop in the brill process automatically that control pump pours into mud to pit shaft, well kick occurring, carrying out acousto-optic when leakage is unusual and report to the police simultaneously, wherein:
A. the total liquid storage amount of drilling mud tank battery increase variable quantity within a certain period of time reaches the well kick upper limit that controller presets for the first time, the bright well kick abnormal show of carrying out of the red well kick indicator lamp on mud level displaying alarm top, increase variable quantity and reach the well kick upper limit that controller presets continuously, the red well kick indicator lamp in top becomes glittering, and the well kick alarm of while mud level displaying alarm sends high frequency variation alarm song and carries out the well kick warning;
B. the total liquid storage amount of drilling mud tank battery minimizing variable quantity within a certain period of time reaches the leakage lower limit that controller presets for the first time, the bright leakage abnormal show of carrying out of the yellow leakage indicator lamp of mud level displaying alarm bottom, reduce variable quantity and reach the leakage lower limit that controller presets continuously, the yellow leakage indicator lamp in bottom becomes glittering, and the leakage alarm of while mud level displaying alarm sends the low frequency variations chimes of doom and carries out the leakage warning;
C. the unusual timing of pit shaft liquid level that the no mud slurry stream time presets to controller in the bleed off pipe in the drilling well control procedure, the glittering pit shaft liquid level abnormal show of carrying out of green mud level indicator lamp at mud level displaying alarm middle part;
D. the charge pump flow signal that electromagnetic flowmeter detects in the control procedure that makes a trip is sent to controller and handles, and shows the accumulation perfusion liquid measure of wellbore annulus with charactron at controller accumulation pouring amount display window;
E. the bleed off pipe liquid stream timing that the mud slurry stream time presets to controller in the bleed off pipe in the control procedure that makes a trip, the bright well kick abnormal show of carrying out of the red well kick indicator lamp on mud level displaying alarm top, when mud liquid curtain coating occurring after the well kick abnormal show in the bleed off pipe 20 seconds, the red well kick indicator lamp in top becomes glittering, and the well kick alarm of while mud level displaying alarm sends high frequency variation alarm song and carries out the well kick warning;
F. charge pump is limited the quantity of to the leakage that pouring amount of wellbore annulus reaches the controller setting in the control procedure that makes a trip, the yellow leakage indicator lamp of mud level displaying alarm bottom occurs glittering, and the leakage alarm of while mud level displaying alarm sends the low frequency variations chimes of doom and carries out the leakage warning;
Wherein, this mud level displaying alarm is to the method for well mud liquid level monitoring, in pit shaft liquid level abnormal show, well kick, leakage abnormal show and warning, when making a trip control perfusion mud, printer is pressed the instruction of controller and is printed pit shaft liquid level abnormal show data sheet respectively in real time automatically, well kick abnormal show data sheet, well kick abnormal alarm data sheet, leakage abnormal show data sheet, leakage abnormal alarm data sheet, each pouring amount of control and accumulation pouring amount data sheet make a trip.
Wherein:
When a. well kick is reported to the police a pair of upwards red arrow of the red well kick indicator lamp in mud level displaying alarm top be masked as by under to arrange the moving state of current drainage up glittering;
The downward yellow arrows of the yellow leakage indicator lamp in mud level displaying alarm bottom was masked as by the moving state of last row current drainage down glittering when b. leakage was reported to the police.
The present invention is with respect to the advantage of prior art:
The present invention is arranged in one group of horizontal strip shape because of the green mud level indicator lamp with the mud level displaying alarm, red well kick indicator lamp is arranged in a pair of arrow that makes progress, yellow leakage indicator lamp is arranged in a downward arrow, report to the police at well kick, when leakage is reported to the police, red well kick indicator lamp and yellow leakage indicator lamp flow glittering respectively, well kick alarm and leakage alarm also carry out high frequency respectively and change the well kick warning of alarm song and the leakage warning of low frequency variations chimes of doom simultaneously, so ten minutes visual pattern, when environmental noise is big, be easy to differentiate well kick and leakage phenomenon, the reliability height; In addition, the present invention utilizes the method for above-mentioned mud level displaying alarm to the well mud liquid level monitoring, well kick in drilling process, leakage display alarm, and bleed off pipe does not have the demonstration of mud slurry stream, with the well kick in the process of making a trip, leakage display alarm is very reliable, and can when taking place, any anomaly real time print related data data carry out crash analysis, therefore can prevent pit shaft head of liquid and strata pressure disequilibrium effectively and the collapse appearance of accidents such as bit freezing and downhole oil gas blowout have of the borehole wall takes place, and energy effective monitoring well mud liquid level, alleviate operation and monitoring personnel's labour intensity, to guarantee pit shaft, equipment and personnel's life security.
Description of drawings:
Fig. 1 is a mud level displaying alarm schematic diagram;
Fig. 2 is the enlarged drawing of mud level displaying alarm upward view and ten core sockets;
Fig. 3 is mud level indicator light circuit figure;
Fig. 4 is well kick, leakage indicator lamp Display and Alarm Circuit figure;
Fig. 5 is well kick, leakage alarm wiring diagram;
Fig. 6 is drilling mud liquid level display alarm control schematic diagram and potentiometer lateral view;
Fig. 7 is the mud level display alarm control schematic diagram that makes a trip.
The specific embodiment:
A kind of mud level displaying alarm that is used for oil and gas well drilling, comprise the casing 1 that is embedded with transparent toughened glass 2, be fixed in electric appliance circuits control panel 3 in the casing 1 and ten coupled core sockets 4, green mud level indicator lamp 5, red well kick indicator lamp 6, yellow leakage indicator lamp 7, well kick alarm 20 and leakage alarm 21, wherein, electric appliance circuits control panel 3 is by oscillator 8, decoder driver 9, triode assembly 10,11, green LED assembly 12, red light emitting diodes assembly 13, yellow light-emitting diode assembly 14, diode assembly 15,16, resistance 17, resistor assembly 18,19 form, wherein:
A. the anode of green LED assembly 12 is connected in parallel after resistance 17 links to each other with the contact 8 of ten core sockets 4, link to each other with the contact 2 of ten core sockets 4 after the negative electrode of green LED assembly 12 is connected in parallel, green LED assembly 12 is arranged in one group of horizontal strip and forms green mud level indicator lamp 5;
B. the anode of red light emitting diodes assembly 13 connects successively and is connected in parallel behind the resistor assembly 18 and links to each other with the contact 3 of ten core sockets 4, the negative electrode of red light emitting diodes assembly 13 successively with the colelctor electrode of triode assembly 10, the anode of diode assembly 15 links to each other, after being connected in parallel, the negative electrode of diode assembly 15 links to each other with the contact 5 of ten core sockets 4, after being connected in parallel, the emitter stage of triode assembly 10 links to each other with the contact 2 of ten core sockets 4, the base stage of triode assembly 10 links to each other successively with the contact 1～8 of decoder driver 9, oscillator 8 is connected in parallel with the power line of decoder driver 9 and then links to each other with the contact 4 of ten core sockets 4, oscillator 8 is connected in parallel with the ground wire of decoder driver 9 and then links to each other with the contact 2 of ten core sockets 4, the signal output part of oscillator 8 links to each other with the signal input part of decoder driver 9, and red light emitting diodes assembly 13 is arranged in a pair of arrow that makes progress from bottom to top and forms red well kick indicator lamp 6;
C. the anode of yellow light-emitting diode assembly 14 connects successively and is connected in parallel behind the resistor assembly 19 and links to each other with the contact 10 of ten core sockets 4, the negative electrode of yellow light-emitting diode assembly 14 successively with the colelctor electrode of triode assembly 11, the anode of diode assembly 16 links to each other, after being connected in parallel, the negative electrode of diode assembly 16 links to each other with the contact 6 of ten core sockets 4, after being connected in parallel, the emitter stage of triode assembly 11 links to each other with the contact 2 of ten core sockets 4, the base stage of triode assembly 11 links to each other successively with the contact 1～8 of decoder driver 9, oscillator 8 is connected in parallel with the power line of decoder driver 9 and then links to each other with the contact 4 of ten core sockets 4, oscillator 8 is connected in parallel with the ground wire of decoder driver 9 and then links to each other with the contact 2 of ten core sockets 4, the signal output part of oscillator 8 links to each other with the signal input part of decoder driver 9, and yellow light-emitting diode assembly 14 is arranged in a downward arrow-shaped yellowly leakage indicator lamp 7 from top to bottom;
D. the high-frequency line of well kick alarm 20 links to each other with the contact 7 of ten core sockets 4, and the low frequency line of leakage alarm 21 links to each other with the contact 9 of ten core sockets 4, links to each other with the contact 1 of ten core sockets 4 after the grounding wire of well kick alarm 20 and leakage alarm 21 is connected in parallel.
Embodiment 1. automatic display alarms of drilling process tank battery mud level and pit shaft 41 liquid level abnormal show:
In drilling process, make a trip/drilling well toggle switch 42 throws in " drilling well " position, controller 33 is connected 220V control power supply, press power knob 43, controller 33 is connected 24V voltage through No. 8 contacts of ten core sockets 4 of cable 44, mud level displaying alarm 34, green mud level indicator lamp 5 is bright, presses reset button 45, and mud level displaying alarm 34 enters 22,23 groups of automatic display alarm state of a controls of liquid level of slurry tank.The liquid level signal that 22,23 groups of floats of drilling mud jar 46 detect, by connection belt 47, belt pulley 48, axle 49 transmissions of delivering a letter, change each potentiometer 50 resistance signals into, through cable 51,52, remittance line box 53, cable 54 is sent to controller 33 computings, and the variable quantity in controller 33 conservation tank liquid measure display windows 55 each tank storage liquid measure of usefulness charactron circulation display well slurry tank, the total liquid storage amount of tank battery and certain hour.Variable quantity data sheet in each tank storage liquid measure of timing automatic printing drilling mud jar blanking time, the total liquid storage amount of tank battery and the certain hour that printer 40 presets according to controller 33.
Well kick display alarm:
Mud in the slurry tank 23, suck pressurization by borehole pump 56 through suction pipe 57, enter cycle of higher pressure manifold 58, hose 59, water tap 60, kelly bar 61, drilling rod 62, drill collar 63, take landwaste out of through drill bit 64 hydrophthalmias, pit shaft 41, bleed off pipe 35, carry out the circulation of next round drilling mud by flowing into slurry tank 23 after vibrosieve 65, slurry tank 22 purified treatment.Bore and meet high pressure petroleum gas reservoir, oil-air pressure is greater than the circulating mud head of liquid, stratum 66 PetroChina Company Limited.'s natural gas fluids will enter pit shaft 41, drilling well circulating mud jar 22,23 groups of total liquid storage amounts will increase gradually, when the total liquid storage amount of tank battery increase variable quantity within a certain period of time reaches the well kick upper limit that controller 33 presets, controller 33 is through cable 44, No. 3 contacts and No. 4 contacts of ten core sockets 4 are connected 24V voltage, No. 5 contact ground connection, the mud level displaying alarm 34 red well kick indicator lamp 6 bright well kick abnormal show of carrying out, printer 40 is printed well kick abnormal show data sheet in real time automatically, to submit to operation and monitoring personnel to note, strengthen the inspection of each hilllock point, conscientiously proofread the mud level data.Stratum 66 PetroChina Company Limited.'s natural gas fluids enter pit shaft 41 continuously, drilling well circulating mud jar 22,23 groups of total liquid storage amounts increase variable quantity within a certain period of time reaches the well kick upper limit that controller 33 presets continuously, No. 4 contacts of ten core sockets 4 are connected 24V voltage, No. 5 contact ground connection disconnect simultaneously, the red well kick indicator lamp 6 of mud level displaying alarm 34 become by under to arrange the moving state of current drainage up glittering, second row was bright up after following first row was bright, bright back the 3rd row of second row is bright, successively to the 8th row bright after again first row bright, No. 7 contacts of red well kick indicator lamp 6 glittering while ten core sockets 4 are connected 12V voltage, well kick alarm 20 sends high frequency variation alarm song and carries out the well kick warning, printer 40 is printed well kick alert data form in real time automatically, each hilllock personnel should in time take measures by " drilling well control tecnical regulations " requirement, prevents that the blowout serious accident from taking place.
Leakage display alarm:
Bore and meet the low pressure petroleum natural gas reservoirs, oil-air pressure is less than the circulating mud head of liquid, pit shaft 41 mud will flow into stratum 66 earlier, drilling well circulating mud jar 22,23 groups of total liquid storage amounts reduce gradually, when the total liquid storage amount of tank battery minimizing variable quantity within a certain period of time reaches the leakage lower limit that controller 33 presets, controller 33 is through cable 44, No. 10 contacts and No. 4 contacts of ten core sockets 4 are connected 24V voltage, No. 6 contact ground connection, the yellow leakage indicator lamp 7 bright leakage abnormal show of carrying out of mud level displaying alarm 34, printer 40 is printed leakage abnormal show data sheet in real time automatically, to submit to operation and monitoring personnel to note, conscientiously proofread the mud level data, anatomize mud gas and soak situation.Pit shaft 41 mud enter stratum 66 continuously, drilling well circulating mud jar 22,23 groups of total liquid storage amounts minimizing variable quantity within a certain period of time reaches the leakage lower limit that controller 33 presets continuously, No. 4 contacts of ten core sockets 4 are connected 24V voltage, No. 6 contact ground connection disconnect simultaneously, the yellow leakage indicator lamp 7 of mud level displaying alarm 34 becomes that to arrange mobile status down by last row glittering, second row was bright down after last first row was bright, bright back the 3rd row of second row is bright, successively to the 8th row bright after again first row bright, No. 9 contacts of yellow leakage indicator lamp 7 glittering while ten core sockets 4 are connected 12V voltage, leakage alarm 21 sends the low frequency variations chimes of doom and carries out the leakage warning, printer 40 is printed leakage alert data form in real time automatically, each hilllock personnel should in time take measures by " drilling well control tecnical regulations " requirement, prevents that collapse bit freezing or oil gas ejection accident of the borehole wall from taking place.
The cutout of bleed off pipe 35 mud shows automatically:
Bore and meet underground drop ply, borehole pump 56 flows are less than stratum 66 leak-off velocities, cutout will appear in bleed off pipe 35, the unusual timing of pit shaft liquid level that the no mud slurry stream time presets to controller 33 in the bleed off pipe 35, controller 33 changes through the break-make of the 24V voltage that No. 8 contacts of cable 44, ten core sockets 4 are connected, make the green mud level indicator lamp 5 glittering pit shaft 41 mud level abnormal show of carrying out, printer 40 is printed pit shaft 41 mud level abnormal show data sheets in real time automatically, each hilllock personnel should in time analyze reason, prevents that the borehole wall lock of tool drilling that collapses from taking place.If well kick, leakage abnormal show and warning once occurred before the pit shaft 41 mud level abnormal show, must take corresponding measure to take precautions against, to guarantee drilling safety production.
Embodiment 2. make a trip process tank battery mud level and the automatic display alarm of pit shaft 41 mud levels:
In the process that makes a trip, borehole pump 56 shuts down, and the lower end screw thread dismantled by kelly bar 61 and water tap 60 is put in the rat hole, and drilling mud does not circulate, and the mud level displaying alarm carries out the automatic display alarm of tank battery mud level with embodiment 1 with quadrat method.Connect the 380V electrical source of power, make a trip/drilling well toggle switch 42 changes and throws in " making a trip " position, mud level displaying alarm 34 enters the automatic display alarm state of a control of process tank battery mud level that makes a trip, and enters the automatic display alarm state of a control of well mud liquid level simultaneously.
In trip-out process, drilling rod 62, drill collar 63, drill bit 64 trips out, and liquid level reduces in the pit shaft 41, must be in time to pit shaft annular space 39 perfusion supply mud.Be lowered to drill bit 64, drill collar 63 in leakage, drilling rod 62, or when stopping boring the processing leakage, pit shaft 41 mud levels can reduce because of leakage, also should be to a certain amount of mud of pit shaft annular space 39 perfusion supplies, make pit shaft 41 heads of liquid reach the oil-gas Layer equilibrium pressure, to guarantee pit shaft 41, equipment and post personnel's life security.
Pulling out of hole, bore under the leakage and stop boring in the automatic filling supply mud process, when charge pump 37 pours into mud to wellbore annulus 39 at every turn, charge pump 37 flow signals that electromagnetic flowmeter 36 detects are sent to controller 33 and handle, and show the accumulation perfusion liquid measure of wellbore annulus 39 at controller 33 accumulation pouring amount display windows 38 usefulness charactrons, charge pump 37 shuts down, printer 40 is printed make a trip each pouring amount of control and accumulative total pouring amount data sheet in real time automatically, trips out and be lowered to the drilling tool of pit shaft 41 and the actual liquid measure of perfusion supply wellbore annulus 39 to make things convenient for monitoring personnel check and correction.
Bleed off pipe 35 continuous flow well kick display alarms:
Pulling out of hole, bore under the leakage and stop in the brill process, pit shaft 41 mud liquid column hydrostatic pressures are during less than reservoir hydrocarbons pressure, stratum 66 PetroChina Company Limited.'s natural gas fluids will enter pit shaft 41, and upwards eject mud from bleed off pipe 35, the bleed off pipe 35 liquid stream timing that the mud slurry stream time presets to controller 33 in the bleed off pipe 35, controller 33 is through cable 44, No. 3 contacts of ten core sockets 4, No. 4 contact is connected 24V voltage, No. 5 contact ground connection, the red well kick indicator lamp 6 bright well kick abnormal show of carrying out of mud level displaying alarm 34, printer 40 is printed well kick abnormal show data sheet in real time automatically, to submit to each hilllock operation and monitoring personnel to note, strengthen observing, check and correction mud level data conscientiously perform and prevent the blowout preparation.When mud liquid curtain coating occurring after the well kick abnormal show in the bleed off pipe 35 20 seconds, No. 4 contacts of ten core sockets 4 are connected 24V voltage, No. 5 contact ground connection disconnect simultaneously, mud level displaying alarm 34 red well kick indicator lamps 6 become by under to arrange the moving state of current drainage up glittering, second row was bright up after following first row was bright, bright back the 3rd row of second row is bright, successively to the 8th row bright after again first row bright, No. 7 contacts of red well kick indicator lamp 6 glittering while ten core sockets 4 are connected 12V voltage, well kick alarm 20 sends high frequency variation alarm song and carries out the well kick warning, printer 40 is printed well kick alert data form in real time automatically, each hilllock personnel should take corresponding measure rapidly, prevents that the blowout serious accident from taking place.
Bleed off pipe 35 aneroids stream leakage is reported to the police:
Pulling out of hole, bore under the leakage and stop boring in the automatic filling supply mud process, charge pump 37 is limited the quantity of to the leakage that 39 pouring amounts of wellbore annulus reach controller 33 setting, No. 4 of ten core sockets 4, No. 10 contact is connected 24V voltage, No. 6 contact ground connection disconnects, it is glittering that the yellow leakage indicator lamp 7 of mud level displaying alarm 34 occurs arranging mobile status down by last row, second row was bright down after last first row was bright, bright back the 3rd row of second row is bright, successively to the 8th row bright after again first row bright, No. 9 contacts of yellow leakage indicator lamp 7 glittering while ten core sockets 4 are connected 12V voltage, leakage alarm 21 sends the low frequency variations chimes of doom and carries out the leakage warning, printer 40 is printed leakage alert data form in real time automatically, pit shaft 41 mud levels reduce excessive, pit shaft 41 mud liquid column hydrostatic pressures are less than design pressure, the post personnel should note preventing the borehole wall that reason thus produces collapse bit freezing or oil gas ejection accident, so that perform drilling safety production.
Claims (4)
1, a kind of mud level displaying alarm that is used for oil and gas well drilling, comprise the casing (1) that is embedded with transparent toughened glass (2), be fixed in interior electric appliance circuits control panel (3) of casing (1) and ten coupled core sockets (4), green mud level indicator lamp (5), red well kick indicator lamp (6), yellow leakage indicator lamp (7), well kick alarm (20) and leakage alarm (21), it is characterized in that: electric appliance circuits control panel (3) is by oscillator (8), decoder driver (9), triode assembly (10), (11), green LED assembly (12), red light emitting diodes assembly (13), yellow light-emitting diode assembly (14), diode assembly (15), (16), resistance (17), resistor assembly (18), (19) form, wherein:
A. the anode of green LED assembly (12) is connected in parallel after resistance (17) links to each other with the contact 8 of ten core sockets (4), link to each other with the contact 2 of ten core sockets (4) after the negative electrode of green LED assembly (12) is connected in parallel, green LED assembly (12) is arranged in one group of horizontal strip and forms green mud level indicator lamp (5);
B. the anode of red light emitting diodes assembly (13) connects successively and is connected in parallel behind the resistor assembly (18) and links to each other with the contact 3 of ten core sockets (4), the negative electrode of red light emitting diodes assembly (13) successively with the colelctor electrode of triode assembly (10), the anode of diode assembly (15) links to each other, after being connected in parallel, the negative electrode of diode assembly (15) links to each other with the contact 5 of ten core sockets (4), after being connected in parallel, the emitter stage of triode assembly (10) links to each other with the contact 2 of ten core sockets (4), the base stage of triode assembly (10) links to each other successively with the contact 1～8 of decoder driver (9), oscillator (8) is connected in parallel with the power line of decoder driver (9) and then links to each other with the contact 4 of ten core sockets (4), oscillator (8) is connected in parallel with the ground wire of decoder driver (9) and then links to each other with the contact 2 of ten core sockets (4), the signal output part of oscillator (8) links to each other with the signal input part of decoder driver (9), and red light emitting diodes assembly (13) is arranged in a pair of arrow that makes progress from bottom to top and forms red well kick indicator lamp (6);
C. the anode of yellow light-emitting diode assembly (14) connects successively and is connected in parallel behind the resistor assembly (19) and links to each other with the contact 10 of ten core sockets (4), the negative electrode of yellow light-emitting diode assembly (14) successively with the colelctor electrode of triode assembly (11), the anode of diode assembly (16) links to each other, after being connected in parallel, the negative electrode of diode assembly (16) links to each other with the contact 6 of ten core sockets (4), after being connected in parallel, the emitter stage of triode assembly (11) links to each other with the contact 2 of ten core sockets (4), the base stage of triode assembly (11) links to each other successively with the contact 1～8 of decoder driver (9), oscillator (8) is connected in parallel with the power line of decoder driver (9) and then links to each other with the contact 4 of ten core sockets (4), oscillator (8) is connected in parallel with the ground wire of decoder driver (9) and then links to each other with the contact 2 of ten core sockets (4), the signal output part of oscillator (8) links to each other with the signal input part of decoder driver (9), and yellow light-emitting diode assembly (14) is arranged in a downward arrow-shaped yellowly leakage indicator lamp (7) from top to bottom;
D. the high-frequency line of well kick alarm (20) links to each other with the contact 7 of ten core sockets (4), the low frequency line of leakage alarm (21) links to each other with the contact 9 of ten core sockets (4), links to each other with the contact 1 of ten core sockets (4) after the grounding wire of well kick alarm (20) and leakage alarm (21) is connected in parallel.
2, a kind of method of utilizing the described mud level displaying alarm of claim 1 to the well mud liquid level monitoring, monitoring shows slurry tank (22) in the drilling well and the process that makes a trip, (23) group's liquid level and bleed off pipe (35) outlet liquid stream, and printer (40) is according to the timing automatic printing drilling mud jar blanking time of presetting (22), (23) each tank storage liquid measure, total liquid storage amount of tank battery and variable quantity data sheet, and can pull out of hole, bore under the leakage and stop in the brill process automatically control charge pump (37) to pit shaft (41) perfusion mud, well kick is appearring, carry out acousto-optic when leakage is unusual and report to the police simultaneously, it is characterized in that:
A. drilling mud jar (22), the total liquid storage amount increase variable quantity within a certain period of time of (23) group reach the well kick upper limit that controller (33) presets for the first time, the bright well kick abnormal show of carrying out of the red well kick indicator lamp (6) on mud level displaying alarm (34) top, increase variable quantity and reach the well kick upper limit that controller (33) presets continuously, the red well kick indicator lamp in top (6) becomes glittering, and the well kick alarm (20) of while mud level displaying alarm (34) sends high frequency variation alarm song and carries out the well kick warning;
B. drilling mud jar (22), the total liquid storage amount minimizing variable quantity within a certain period of time of (23) group reach the leakage lower limit that controller (33) presets for the first time, the bright leakage abnormal show of carrying out of the yellow leakage indicator lamp (7) of mud level displaying alarm (34) bottom, reduce variable quantity and reach the leakage lower limit that controller (33) presets continuously, the yellow leakage indicator lamp in bottom (7) becomes glittering, and the leakage alarm (21) of while mud level displaying alarm (34) sends the low frequency variations chimes of doom and carries out the leakage warning;
C. no mud slurry stream time in the bleed off pipe (35) in the drilling well control procedure, to the unusual timing of pit shaft liquid level that controller (33) presets, the glittering pit shaft liquid level abnormal show of carrying out of green mud level indicator lamp (5) in the middle part of the mud level displaying alarm (34);
D. charge pump (37) flow signal that electromagnetic flowmeter in the control procedure that makes a trip (36) detects is sent to controller (33) and handles, and shows the accumulation perfusion liquid measure of wellbore annulus (39) with charactron at controller (33) accumulation pouring amount display window (38);
E. bleed off pipe (35) the liquid stream timing that the interior mud slurry stream time of bleed off pipe in the control procedure that makes a trip (35) presets to controller (33), the bright well kick abnormal show of carrying out of the red well kick indicator lamp (6) on mud level displaying alarm (34) top, when the interior mud liquid of bleed off pipe (35) curtain coating occurring after the well kick abnormal show 20 seconds, the red well kick indicator lamp in top (6) becomes glittering, and the well kick alarm (20) of while mud level displaying alarm (34) sends high frequency variation alarm song and carries out the well kick warning;
F. charge pump in the control procedure that makes a trip (37) is limited the quantity of to the leakage that (39) pouring amounts of wellbore annulus reach controller (33) setting, the yellow leakage indicator lamp (7) of mud level displaying alarm (34) bottom occurs glittering, and the leakage alarm (21) of while mud level displaying alarm (34) sends the low frequency variations chimes of doom and carries out the leakage warning;
3, the method for supervising of well mud liquid level according to claim 2 is characterized in that:
When a. well kick is reported to the police a pair of upwards red arrow of the red well kick indicator lamp in mud level displaying alarm (34) top (6) be masked as by under to arrange the moving state of current drainage up glittering;
The downward yellow arrows of the yellow leakage indicator lamp in mud level displaying alarm (34) bottom (7) was masked as by the moving state of last row current drainage down glittering when b. leakage was reported to the police.
4, the method for supervising of well mud liquid level according to claim 2, it is characterized in that: in pit shaft liquid level abnormal show, well kick, leakage abnormal show and warning, when making a trip control perfusion mud, printer (40) is pressed the instruction of controller (33) and is printed pit shaft liquid level abnormal show data sheet respectively in real time automatically, well kick abnormal show data sheet, well kick abnormal alarm data sheet, leakage abnormal show data sheet, leakage abnormal alarm data sheet, each pouring amount of control and accumulation pouring amount data sheet make a trip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01129017 CN1240929C (en) | 2001-11-01 | 2001-11-01 | Mud level displaying alarm and well mud level monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01129017 CN1240929C (en) | 2001-11-01 | 2001-11-01 | Mud level displaying alarm and well mud level monitoring method |
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| Publication Number | Publication Date |
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| CN1348052A true CN1348052A (en) | 2002-05-08 |
| CN1240929C CN1240929C (en) | 2006-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 01129017 Expired - Fee Related CN1240929C (en) | 2001-11-01 | 2001-11-01 | Mud level displaying alarm and well mud level monitoring method |
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| CN (1) | CN1240929C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435235A (en) * | 2010-09-15 | 2012-05-02 | 海德里尔美国制造业有限责任公司 | Riser annulus flow meter and method |
| CN102828709A (en) * | 2012-09-06 | 2012-12-19 | 四川省广汉市恒生石油设备有限责任公司 | Well-drilling safety intelligent monitoring method and well-drilling safety monitoring alarming device |
| CN104153763A (en) * | 2013-05-14 | 2014-11-19 | 山东拓普石油装备有限公司 | Dynamic liquid level monitoring and automatic liquid filling system of operating well |
| CN104213905A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气股份有限公司 | Borehole operation automatic well killing process method and device |
| CN108205285A (en) * | 2016-12-16 | 2018-06-26 | 广东韶钢松山股份有限公司 | A kind of equipment dynamic monitoring method |
| CN110924883A (en) * | 2019-11-06 | 2020-03-27 | 中国地质科学院勘探技术研究所 | Drilling mud closed cycle pressure monitoring and control system without marine riser |
| CN112983350A (en) * | 2021-04-14 | 2021-06-18 | 盐城佰信石油机械有限公司 | Wellhead back pressure regulation and control method and device |
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2001
- 2001-11-01 CN CN 01129017 patent/CN1240929C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435235A (en) * | 2010-09-15 | 2012-05-02 | 海德里尔美国制造业有限责任公司 | Riser annulus flow meter and method |
| CN102435235B (en) * | 2010-09-15 | 2015-11-25 | 海德里尔美国制造业有限责任公司 | Riser annulus flow meter and method |
| CN102828709A (en) * | 2012-09-06 | 2012-12-19 | 四川省广汉市恒生石油设备有限责任公司 | Well-drilling safety intelligent monitoring method and well-drilling safety monitoring alarming device |
| CN104153763A (en) * | 2013-05-14 | 2014-11-19 | 山东拓普石油装备有限公司 | Dynamic liquid level monitoring and automatic liquid filling system of operating well |
| CN104213905A (en) * | 2013-06-05 | 2014-12-17 | 中国石油天然气股份有限公司 | Borehole operation automatic well killing process method and device |
| CN108205285A (en) * | 2016-12-16 | 2018-06-26 | 广东韶钢松山股份有限公司 | A kind of equipment dynamic monitoring method |
| CN110924883A (en) * | 2019-11-06 | 2020-03-27 | 中国地质科学院勘探技术研究所 | Drilling mud closed cycle pressure monitoring and control system without marine riser |
| CN112983350A (en) * | 2021-04-14 | 2021-06-18 | 盐城佰信石油机械有限公司 | Wellhead back pressure regulation and control method and device |
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| Publication number | Publication date |
|---|---|
| CN1240929C (en) | 2006-02-08 |
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