CN104821129A - Drilling well control simulation teaching experimental device - Google Patents
Drilling well control simulation teaching experimental device Download PDFInfo
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- CN104821129A CN104821129A CN201510192690.XA CN201510192690A CN104821129A CN 104821129 A CN104821129 A CN 104821129A CN 201510192690 A CN201510192690 A CN 201510192690A CN 104821129 A CN104821129 A CN 104821129A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
Abstract
The invention relates to a drilling well control simulation teaching experimental device. The technical scheme is that the drilling well control simulation teaching experimental device comprises the five parts of a wellbore simulation system, a drilling liquid circulation system, a weighted drilling liquid circulation system, a gas-liquid mixing circulation system and a computer data processing system; the drilling liquid circulation system comprises a drilling liquid storage tank; the weighted drilling liquid circulation system comprises a weighted drilling liquid storage tank; the gas-liquid mixing circulation system comprises a stratum liquid phase liquid storage tank, a gas compressor and a gas-liquid two-phase mixture. The beneficial effects of the invention are that the drilling well control simulation teaching experimental device is simple and easy to assemble, can deepen students' understanding and mastery of the drilling well control theoretical knowledge, and can also perform similar simulation operation on the drilling well control site, thereby providing the students with an immersive feeling, improving their basic skills of drilling well control technology, achieving the purpose of engineering practice, and avoiding risk factors brought by on-site operation.
Description
Technical field
The present invention relates to a kind of experimental provision of oil and gas development field, particularly a kind of drilling well control simulation teching experimental provision.
Background technology
Drilling engineering is a specialized compulsory class of petroleum engineering, and practicality requires higher, is characterized in that course content and produced on-site contact closely, and theory is closely connected with production.Due to the expansion of enrollment scale and the restriction of on-the-spot actual production conditions, drilling well production practice and the practical teaching difficulty of student continue to increase, particularly as the petroleum drilling of high risk industries, in practice process at the scene, student to visit form study, can only can not carry out actual operation training.Because student lacks understanding to on-the-spot actual process process, when relating to the problem relevant to scene, often occur and actual discrepancy, but lack corresponding experimental teaching equipment at present.Data at home and abroad investigation shows, although both at home and abroad well control simulated experiment well and analogue means various informative, design proposal is each has something to recommend him, but do not have up to now can realize coordinating classroom instruction, improve manipulative ability and the well control analogue experiment installation completing opening experiment, therefore, be necessary to research and develop a kind of small-sized, simple, vivid, operability can training student manipulative ability, deepen to knowwhy understanding well control simulation teching experimental provision.
Summary of the invention
Object of the present invention is exactly in view of the foregoing defects the prior art has, a kind of drilling well control simulation teching experimental provision is provided, the enthusiasm of Students ' Learning can be excited, indoor intensification student to the understanding of well control knowwhy with grasp, carry out the well control simulated operation similar to situ of drilling well, promote the basic skills of their well control technique, reach the object of engineering practice.
A kind of drilling well control simulation teching experimental provision that the present invention mentions, comprise pit shaft simulation system, drilling fluid circulating system, the weighted drilling fluid circulation system, the gas-liquid mixed circulation system, computer data processing system five part, wherein pit shaft simulation system comprises the interior pipe (1) of organic glass of simulation drill string, the organic glass outer tube (2) of analog casing, interior electric rotating machine (3), ball-and-seat (4), in organic glass, the outside of pipe (1) is provided with organic glass outer tube (2), the top of managing (1) in organic glass is provided with the interior electric rotating machine (3) and ball-and-seat (4) that provide drill string rotating power, bottom is connected to gas-liquid two-phase mixer (18) by valve (35),
Described drilling fluid circulating system comprises circulation of drilling fluid line pressure meter (5), drilling fluid flowing indicator (6), drilling fluid volume pump (7), drilling fluid hold-up vessel (8), drilling fluid hold-up vessel (8) is connected to the top of pipe (1) in organic glass by drilling fluid volume pump (7), drilling fluid flowing indicator (6) and circulation of drilling fluid line pressure meter (5), described pit shaft simulation system connects gas-liquid separator (25) by pipeline, drilling fluid turns back to drilling fluid hold-up vessel (8), forms circulation of drilling fluid;
The described weighted drilling fluid circulation system comprises weighted drilling fluid circulation line pressure gauge (10), weighted drilling fluid flowmeter (11), weighted drilling fluid volume pump (12), weighted drilling fluid hold-up vessel (13), and weighted drilling fluid hold-up vessel (13) is connected to the top of managing (1) in organic glass by weighted drilling fluid volume pump (12), weighted drilling fluid flowmeter (11), weighted drilling fluid circulation line pressure gauge (10) successively;
The described gas-liquid mixed circulation system comprises gas line pressure meter (15), gas meter (16), gas compressor (17), gas-liquid two-phase mixer (18), formation fluid phase fluid line pressure meter (19), formation fluid phase fluid flowmeter (20), formation fluid phase fluid hold-up vessel (21) and gas-liquid separator (25) with hold-up vessel, and the gas compressor (17) with hold-up vessel is connected to gas-liquid two-phase mixer (18) by gas meter (16), gas line pressure meter (15) successively; Described formation fluid phase fluid hold-up vessel (21) is connected to gas-liquid two-phase mixer (18) by formation fluid phase fluid flowmeter (20), formation fluid phase fluid line pressure meter (19) successively,
Computer data processing system comprises computing machine (26), controls rack (27).
Preferably, in above-mentioned organic glass, pipe (1) top is connected with ball-and-seat (4), interior electric rotating machine (3), can simulate drill string rotating; In organic glass, the upper and lower of the pit shaft that pipe (1) and organic glass outer tube (2) form all adopts metal shell material to seal it, is provided with three external interfaces, is also provided with thread connecting mode to connect well head injection device simultaneously on top; The bottom of pit shaft needs two interfaces for connecting formation fluid phase fluid admission passage and leakage passage.
Preferably, control rack (27) in above-mentioned computer data processing system to be connected with drilling fluid flowing indicator (6), circulation of drilling fluid line pressure meter (5), weighted drilling fluid flowmeter (11), weighted drilling fluid circulation line pressure gauge (10), drilling fluid flowing indicator (20), drilling fluid line pressure meter (19), gas meter (16), gas line pressure meter (15) respectively, and be connected with computing machine (26), computing machine (26) can controlled pressure meter, flowmeter size, collect pressure, data on flows, and can show in real time.
The side of above-mentioned circulation of drilling fluid line pressure meter (5) is provided with direct acting type pressure control valve (23), prevents hydraulic system from transshipping, or make maintain constant pressure in hydraulic system as surplus valve as safety valve; Or make brake valve, execution architecture is cushioned, brake.
The side of above-mentioned drilling fluid hold-up vessel (8) is provided with drilling fluid dyeing apparatus (9), the side of described weighted drilling fluid hold-up vessel (13) is provided with weighted drilling fluid dyeing apparatus (14), and the side of described formation fluid phase fluid hold-up vessel (21) is provided with formation fluid phase fluid dyeing apparatus (22).
The conveyance conduit being connected to drilling fluid hold-up vessel (8) by return pipeline pressure gauge (24), the second pressure control valve (30) and direct acting type pressure control valve (23) on pipe (1) top in above-mentioned organic glass.
Vertical-fracture meter (37), the first pressure control valve (29) and the 3rd pressure control valve (31) is provided with between above-mentioned weighted drilling fluid circulation line pressure gauge (10) and interior electric rotating machine (3).
In above-mentioned organic glass, pipe (1) bottom is connected to gas-liquid two-phase mixer (18) by bottomhole wellbore pressure table (36) and valve (35).
The invention has the beneficial effects as follows:
1, the present invention is that the well control practical teaching of drilling engineering adds new teaching experimental equipment, and the student for drilling direction provides new engineering practice means, is the important channel of improving the Students ' Engineering ability of practice at present;
2, present device is simple, easy assembling, student can take action on one's own in experimentation, the enthusiasm of study can be excited, deepen student to the understanding of drilling well control knowwhy and grasp, similar simulated operation on-the-spot to drilling well control can also be carried out, make student on the spot in person, promote the basic skills of their drilling well control technique, reach the object of engineering practice, avoiding the factors leading to social instability such as the danger brought because of execute-in-place, taking a firm foundation for adapting to drilling well control scene as early as possible after student's graduation;
3, the present invention has tensimeter at well head and shaft bottom, effectively can control the relation between each pressure, effectively simulate the operating modes such as circulation of drilling fluid, cementing, leakage, gas overflow, liquid flooding, well kick, blowout, driller's method kill-job, engineer's method kill-job, reacting cycle kill-job.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention;
In upper figure: pipe 1 in organic glass, organic glass outer tube 2, interior electric rotating machine 3, ball-and-seat 4, circulation of drilling fluid line pressure meter 5, drilling fluid flowing indicator 6, drilling fluid volume pump 7, drilling fluid hold-up vessel 8, drilling fluid dyeing apparatus 9, weighted drilling fluid circulation line pressure gauge 10, weighted drilling fluid flowmeter 11, weighted drilling fluid volume pump 12, weighted drilling fluid hold-up vessel 13, weighted drilling fluid dyeing apparatus 14, gas line pressure meter 15, gas meter 16, with the gas compressor 17 of hold-up vessel, gas-liquid two-phase mixer 18, formation fluid phase fluid line pressure meter 19, formation fluid phase fluid flowmeter 20, formation fluid phase fluid hold-up vessel 21, formation fluid phase fluid dyeing apparatus 22, direct acting type pressure control valve 23, return pipeline pressure gauge 24, gas-liquid separator 25, computing machine 26, control rack 27, drilling fluid volume pump 28, first pressure control valve 29, second pressure control valve 30, 3rd pressure control valve 31, 4th pressure control valve 32, 5th pressure control valve 33, 6th pressure control valve 34, valve 35, bottomhole wellbore pressure table 36, vertical-fracture meter 37, four-way 38.
Embodiment
As shown in Figure 1, the drilling well control simulation teching experimental provision mentioned of the present invention, comprises pit shaft simulation system, drilling fluid circulating system, the weighted drilling fluid circulation system, the gas-liquid mixed circulation system, computer data processing system five part,
Pit shaft simulation system comprise simulation drill string organic glass in pipe 1, the organic glass outer tube 2 of analog casing, the interior electric rotating machine 3 that drill string rotating power is provided, ball-and-seat 4.In organic glass, pipe 1 top is connected with ball-and-seat 4, interior electric rotating machine 3, can simulate drill string rotating.The effect of ball-and-seat 4 is only to allow drilling fluid from top toward dirty, and does not allow toward upper reaches; Ball-and-seat 4 can be removed.In organic glass, the upper and lower of the pit shaft that pipe 1, organic glass outer tube 2 form all adopts metal shell material seal it and be connected to pit shaft main body.The form adopting the pipe of thread seal to connect in installation process carries out strict encapsulation process to it, reaches experiment needs.Need three external interfaces on top, also will have thread connecting mode to connect well head injection device simultaneously.Bottom needs two interfaces for connecting formation fluid phase fluid invasive channel and leakage passage.Its interface connected mode is and is threaded, and the size specification of screw thread is determined by the specification of pipeline.Sealing means adopts washer sealing, can meet experiment needs.
Drilling fluid circulating system of the present invention comprises drilling fluid hold-up vessel 8, drilling fluid volume pump 7, drilling fluid flowing indicator 6, circulation of drilling fluid line pressure meter 5, drilling fluid dyeing apparatus 9.Pipeline connects drilling fluid dyeing apparatus 9, valve, drilling fluid hold-up vessel 8, valve, drilling fluid volume pump 7, drilling fluid flowing indicator 6, circulation of drilling fluid line pressure meter 5, valve, four-way, pit shaft simulation system successively.The fluid reservoir of carrying drilling fluid is to the no requirement (NR) of pressure-bearing energy, and adopt metal material, top is closed.Have two external tappings in the bottom of fluid reservoir, an injection for drilling fluid, one for drilling fluid reclamation, all adopt be threaded identical with pipeline, size matches with line size, reaches seamless link.
The weighted drilling fluid circulation system of the present invention comprises weighted drilling fluid hold-up vessel 13, weighted drilling fluid volume pump 12, weighted drilling fluid flowmeter 11, weighted drilling fluid circulation line pressure gauge 10, weighted drilling fluid dyeing apparatus 14.Pipeline connects weighted drilling fluid dyeing apparatus 14, valve, weighted drilling fluid hold-up vessel 13, valve, weighted drilling fluid volume pump 12, weighted drilling fluid flowmeter 11, weighted drilling fluid circulation line pressure gauge 10, valve, four-way, pit shaft simulation system successively.The fluid reservoir of carrying weighted drilling fluid is to the no requirement (NR) of pressure-bearing energy, and adopt metal material, top is closed.Have two external tappings in the bottom of fluid reservoir, an injection for drilling fluid, one is reserved for other use, and all adopt be threaded identical with pipeline, size matches with line size, reaches seamless link.
The gas-liquid mixed circulation system of the present invention comprises formation fluid phase fluid hold-up vessel 21, formation fluid phase fluid volume pump 28, formation fluid phase fluid flowmeter 20, formation fluid phase fluid line pressure meter 19, the gas compressor 17 with hold-up vessel, gas-liquid two-phase mixer 18, gas meter 16, gas line pressure meter 15, return pipeline pressure gauge 24, gas-liquid separator 25, formation fluid phase fluid dyeing apparatus 22, and computer data processing system comprises control rack 27, computing machine 26.Pipeline connects drilling fluid dyeing apparatus 22, valve, drilling fluid hold-up vessel 21, drilling fluid volume pump 28, drilling fluid flowing indicator 20, drilling fluid line pressure meter 19, gas-liquid two-phase mixer 18 successively; Pipeline connects valve, the gas compressor 17 with hold-up vessel, gas meter 16, gas line pressure meter 15, gas-liquid two-phase mixer 18 successively; Gas-liquid two-phase mixer 18 is connected with bottom organic glass outer tube 2; Annular space between organic glass outer tube 2 with interior pipe 1, return pipeline pressure gauge 24, valve, gas-liquid separator 25 are connected by pipeline; After gas, liquid are separated by gas-liquid separator 25, liquid phase returns drilling fluid hold-up vessel 8, and gas phase is directly discharged in air.The fluid reservoir of bearing formation liquid phase fluid adopts plain metal material, and top is closed.Have two external tappings in the bottom of fluid reservoir, an injection for formation fluid phase fluid, one is reserved for other use, and all adopt be threaded identical with pipeline, size matches with line size, reaches seamless link.Gas compressor adopts straight leaf lobed rotor compressor, and its Main Function is: the source 1, providing gas during gas cut; 2, be supplied to pressure supply when profit invades, play gas-operated effect.
The connection of four-way 38 and pit shaft simulation system in the present invention, one is pipe 1 in pipeline, valve, interior electric rotating machine 3, organic glass, the normal circulation of simulation drilling fluid; One is the annular space in pipeline, valve, organic glass between pipe 1 and outer tube 2, simulation drilling fluid reacting cycle; Four-way is connected with circulation of drilling fluid pipe system; Four-way is connected with weighted drilling fluid circulation line.
In the gas-liquid mixed circulation system in the present invention, with controlling in computer data processing system, rack 27 is connected with drilling fluid flowing indicator 6, circulation of drilling fluid line pressure meter 5, weighted drilling fluid flowmeter 11, weighted drilling fluid circulation line pressure gauge 10, drilling fluid flowing indicator 20, drilling fluid line pressure meter 19, gas meter 16, gas line pressure meter 15, return pipeline pressure gauge 24 respectively, computing machine 26 connects, control rack can controlled pressure meter, flowmeter size, collect pressure, data on flows, and can show in real time.
Apparatus of the present invention adopt Novel direct ejector half pressure control valve 23, and Main Function is: 1, prevent hydraulic system from transshipping as safety valve; 2, maintain constant pressure in hydraulic system is made as surplus valve; 3, make brake valve, execution architecture is cushioned, brake; 4, charge valve and counterbalance valve is made.
Claims (8)
1. a drilling well control simulation teching experimental provision, it is characterized in that: comprise pit shaft simulation system, drilling fluid circulating system, the weighted drilling fluid circulation system, the gas-liquid mixed circulation system, computer data processing system five part, wherein pit shaft simulation system comprises the interior pipe (1) of organic glass of simulation drill string, the organic glass outer tube (2) of analog casing, interior electric rotating machine (3), ball-and-seat (4), in organic glass, the outside of pipe (1) is provided with organic glass outer tube (2), the top of managing (1) in organic glass is provided with the interior electric rotating machine (3) and ball-and-seat (4) that provide drill string rotating power, bottom is connected to gas-liquid two-phase mixer (18) by valve (35),
Described drilling fluid circulating system comprises circulation of drilling fluid line pressure meter (5), drilling fluid flowing indicator (6), drilling fluid volume pump (7), drilling fluid hold-up vessel (8), drilling fluid hold-up vessel (8) is connected to the top of pipe (1) in organic glass by drilling fluid volume pump (7), drilling fluid flowing indicator (6) and circulation of drilling fluid line pressure meter (5), described pit shaft simulation system connects gas-liquid separator (25) by pipeline, drilling fluid turns back to drilling fluid hold-up vessel (8), forms circulation of drilling fluid;
The described weighted drilling fluid circulation system comprises weighted drilling fluid circulation line pressure gauge (10), weighted drilling fluid flowmeter (11), weighted drilling fluid volume pump (12), weighted drilling fluid hold-up vessel (13), and weighted drilling fluid hold-up vessel (13) is connected to the top of managing (1) in organic glass by weighted drilling fluid volume pump (12), weighted drilling fluid flowmeter (11), weighted drilling fluid circulation line pressure gauge (10) successively;
The described gas-liquid mixed circulation system comprises gas line pressure meter (15), gas meter (16), gas compressor (17), gas-liquid two-phase mixer (18), formation fluid phase fluid line pressure meter (19), formation fluid phase fluid flowmeter (20), formation fluid phase fluid hold-up vessel (21) and gas-liquid separator (25) with hold-up vessel, and the gas compressor (17) with hold-up vessel is connected to gas-liquid two-phase mixer (18) by gas meter (16), gas line pressure meter (15) successively; Described formation fluid phase fluid hold-up vessel (21) is connected to gas-liquid two-phase mixer (18) by formation fluid phase fluid flowmeter (20), formation fluid phase fluid line pressure meter (19) successively,
Computer data processing system comprises computing machine (26), controls rack (27).
2. drilling well control simulation teching experimental provision according to claim 1, is characterized in that: in described organic glass, pipe (1) top is connected with ball-and-seat (4), interior electric rotating machine (3), can simulate drill string rotating; In organic glass, the upper and lower of the pit shaft that pipe (1) and organic glass outer tube (2) form all adopts metal shell material to seal it, is provided with three external interfaces, is also provided with thread connecting mode to connect well head injection device simultaneously on top; The bottom of pit shaft needs two interfaces for connecting formation fluid phase fluid admission passage and leakage passage.
3. drilling well control simulation teching experimental provision according to claim 1, it is characterized in that: control in described computer data processing system rack (27) respectively with drilling fluid flowing indicator (6), circulation of drilling fluid line pressure meter (5), weighted drilling fluid flowmeter (11), weighted drilling fluid circulation line pressure gauge (10), drilling fluid flowing indicator (20), drilling fluid line pressure meter (19), gas meter (16), gas line pressure meter (15) connects, and be connected with computing machine (26), computing machine (26) can controlled pressure meter, the size of flowmeter, collect pressure, data on flows, and can show in real time.
4. drilling well control simulation teching experimental provision according to claim 1, it is characterized in that: the side of described circulation of drilling fluid line pressure meter (5) is provided with direct acting type pressure control valve (23), prevent hydraulic system from transshipping as safety valve, or make maintain constant pressure in hydraulic system as surplus valve; Or make brake valve, execution architecture is cushioned, brake.
5. drilling well control simulation teching experimental provision according to claim 1, it is characterized in that: the side of described drilling fluid hold-up vessel (8) is provided with drilling fluid dyeing apparatus (9), the side of described weighted drilling fluid hold-up vessel (13) is provided with weighted drilling fluid dyeing apparatus (14), and the side of described formation fluid phase fluid hold-up vessel (21) is provided with formation fluid phase fluid dyeing apparatus (22).
6. drilling well control simulation teching experimental provision according to claim 1, is characterized in that: the conveyance conduit being connected to drilling fluid hold-up vessel (8) by return pipeline pressure gauge (24), the second pressure control valve (30) and direct acting type pressure control valve (23) on pipe (1) top in described organic glass.
7. drilling well control simulation teching experimental provision according to claim 1, is characterized in that: be provided with vertical-fracture meter (37), the first pressure control valve (29) and the 3rd pressure control valve (31) between described weighted drilling fluid circulation line pressure gauge (10) and interior electric rotating machine (3).
8. drilling well control simulation teching experimental provision according to claim 1, is characterized in that: in described organic glass, pipe (1) bottom is connected to gas-liquid two-phase mixer (18) by bottomhole wellbore pressure table (36) and valve (35).
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| CN105041302A (en) * | 2015-08-26 | 2015-11-11 | 中国海洋石油总公司 | Simulation experimental method and device for circulation of slurry in marine riser in deep sea drilling well |
| CN105242014A (en) * | 2015-10-22 | 2016-01-13 | 中国石油天然气股份有限公司 | Underground gas-liquid simulative testing system |
| CN105632321A (en) * | 2016-03-31 | 2016-06-01 | 天津路亚科技有限公司 | Dynamic demonstration model of petroleum drilling well control device |
| CN106023763A (en) * | 2016-05-23 | 2016-10-12 | 中国海洋石油总公司 | Well mouth device for simulating blowout |
| CN108222926A (en) * | 2018-01-03 | 2018-06-29 | 中国石油大学(华东) | Relief well kill-job analogue experiment installation and method |
| CN108798638A (en) * | 2018-08-15 | 2018-11-13 | 中国石油大学(北京) | A kind of experimental provision for simulating Shallow fluid intrusion pit shaft |
| CN110207749A (en) * | 2019-06-05 | 2019-09-06 | 中海石油(中国)有限公司 | Top well killing method kill-job imitative experimental appliance |
| CN110718135A (en) * | 2019-11-04 | 2020-01-21 | 中国人民解放军68612部队 | Drilling well control simulation teaching experiment device |
| CN110853475A (en) * | 2019-11-25 | 2020-02-28 | 中国海洋石油集团有限公司 | Deep sea drilling process pit shaft oil gas invasion simulation test device |
| CN114566072A (en) * | 2022-02-25 | 2022-05-31 | 中国海洋石油集团有限公司 | Blowout emergency drilling simulation system |
| CN115219321A (en) * | 2022-07-28 | 2022-10-21 | 西南石油大学 | Experimental device and method for testing wellbore pressure under jetting and leakage coexisting working conditions |
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| CN108798638A (en) * | 2018-08-15 | 2018-11-13 | 中国石油大学(北京) | A kind of experimental provision for simulating Shallow fluid intrusion pit shaft |
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| CN110718135A (en) * | 2019-11-04 | 2020-01-21 | 中国人民解放军68612部队 | Drilling well control simulation teaching experiment device |
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| CN110853475A (en) * | 2019-11-25 | 2020-02-28 | 中国海洋石油集团有限公司 | Deep sea drilling process pit shaft oil gas invasion simulation test device |
| CN114566072A (en) * | 2022-02-25 | 2022-05-31 | 中国海洋石油集团有限公司 | Blowout emergency drilling simulation system |
| CN114566072B (en) * | 2022-02-25 | 2024-04-19 | 中国海洋石油集团有限公司 | Blowout emergency drilling simulation system |
| CN115219321A (en) * | 2022-07-28 | 2022-10-21 | 西南石油大学 | Experimental device and method for testing wellbore pressure under jetting and leakage coexisting working conditions |
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