CN104007033A - Method and device for testing internal blowout prevention tool - Google Patents
Method and device for testing internal blowout prevention tool Download PDFInfo
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- CN104007033A CN104007033A CN201410247219.1A CN201410247219A CN104007033A CN 104007033 A CN104007033 A CN 104007033A CN 201410247219 A CN201410247219 A CN 201410247219A CN 104007033 A CN104007033 A CN 104007033A
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Abstract
The invention relates to a method and a device for testing an internal blowout prevention tool. The method comprises an erosive wear test of the internal blowout prevention tool in gas drilling and an erosive wear test of the internal blowout prevention tool in the conventional slurry drilling, can realize determination on the erosive wear rate of the internal blowout prevention tool in gas drilling under different sand amounts, particle diameter of sand, gas injection amount and different erosive times, and also can realize determination on the erosive wear rate of the internal blowout prevention tool in the conventional slurry drilling under different slurry concentrations and erosive times. The device mainly comprises a fan, a gas control valve and a circulating device, wherein the circulating device comprises a cyclone separator, a sand box, an overflow pipeline and a water pool; the cyclone separator is mainly used for separation and circulation of gas and solid; gas overflown from the cyclone separator is directly discharged into the water pool. The method and device have the advantages that the operation is simple, the method for testing the internal blowout prevention tool under different drilling conditions; the device is simple in structure, reliable in performance and easy in implementation.
Description
Technical field
The present invention relates to a kind of method and device of interior jet-preventing tool test, specifically carry out method and the device of interior jet-preventing tool erosion resistance tests in lab simulation gas drilling and conventional mud drilling process, belong to oil and gas well drilling device field.
Background technology
Interior jet-preventing tool is used in widely oil drilling scene as subsurface tool and plays the effect that prevents well kick, blowout, mainly comprises stopcock, arrow type non-return valve, turnover plate type float valve, by-pass valve and drop-in check valve.But, due to the erosion of drilling medium and the internal jet-preventing tool of solid phase landwaste, cause interior jet-preventing tool to lose efficacy, greatly increased drilling period and drilling cost, serious meeting causes well kick, blowout, even causes casualties and Oil/gas Well to be scrapped.Yet erosive wear is complicated physical process, erosion wear theory is perfect not enough at present, and the fundamemtal phenomena that relevant scholar is On Erosion both at home and abroad carries out theoretical explanation.And because the time cycle of erosive wear is long, the research of current domestic On Erosion basic law is substantially all based on flow field simulation, lacks experimental study.
Cause that the one of the main reasons that interior jet-preventing tool lost efficacy is exactly drilling medium and the erosion of solid phase landwaste to it, necessaryly before dropping into on-the-spot use, interior jet-preventing tool carries out corresponding shop experiment, in conjunction with the internal jet-preventing tool of test figure, carry out structure optimization and process modification, until meet on-the-spot request for utilization.The invention provides a kind of method and device of interior jet-preventing tool test, very important to the test of interior jet-preventing tool under learning gas drilling well and conventional mud drilling condition.
Summary of the invention
The object of the invention is in order to overcome the deficiencies in the prior art, a kind of method and device of interior jet-preventing tool test is provided.The erosion resistance tests of jet-preventing tool in completing in lab simulation gas drilling and conventional mud drilling process, for structure optimization and the process modification of interior jet-preventing tool provides foundation.
The technical solution used in the present invention comprises a kind of method of interior jet-preventing tool test and a kind of device of interior jet-preventing tool test.
The method of a kind of interior jet-preventing tool test of the present invention, comprises the erosion resistance tests of jet-preventing tool in gas drilling and the erosion resistance tests of the interior jet-preventing tool of conventional mud drilling well.
The erosion resistance tests of jet-preventing tool in described gas drilling, its step is as follows:
1. the sealing of pretest inspection package unit, guarantees to seal intact.Interior jet-preventing tool is arranged on to interior jet-preventing tool installation site, by the first X-over and the second X-over, can meets the demand of the interior jet-preventing tool of different button-types and different length;
2. open blower fan, open gas control valve and sandbox, from drilling medium entrance, by interior jet-preventing tool, through drilling medium, outlet turns back to circulating device cyclone separator to drilling medium, described cyclone separator is for separating of gas and solid, the sand of underflow reuses to sandbox, the gas of overflow is discharged into pond by overflow pipe and flexible pipe, reduces noise pollution;
3. in second step process, by sandbox, can control the particle diameter of sand amount and sand, to meet the impact of different sand amounts and the internal jet-preventing tool erosive wear of sand grains.Meanwhile, by gas control valve, can control gas injection rate, to meet the impact of the internal jet-preventing tool erosive wear of different gas injection rates;
4. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis.
The erosion resistance tests of jet-preventing tool in described conventional mud drilling well, its step is as follows:
1. the sealing of pretest inspection package unit, guarantees to seal intact.Interior jet-preventing tool is arranged on to interior jet-preventing tool installation site, by the first X-over and the second X-over, can meets the demand of the interior jet-preventing tool of different button-types and different length;
2. install after interior jet-preventing tool, open steam piano and stirrer, mud is by drilling medium entrance to interior jet-preventing tool, and through drilling medium, outlet turns back to circulating tank;
3. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis;
The device of a kind of interior jet-preventing tool test of the present invention, mainly comprises blower fan, gas control valve, circulating device, and described blower fan provides analog gas drilling well drilling medium, and the effect of described gas control valve is to control gas injection rate; Circulating device for gas and sand comprises cyclone separator, sandbox, overflow pipe, flexible pipe and pond, and cyclone separator is mainly used in separation and the circulation of gas-solid, and described pond is that the gas of cyclone overflow is directly thrown into this, reduces noise pollution; Circulating device for mud mainly comprises circulating tank and stirrer.
Adopt the present invention can realize to the particle diameter of different sand amounts, sand, gas injection rate and under the different erosion time in gas drilling in the mensuration of jet-preventing tool erosive wear rate; Also can realize to different concentration of hydraulic mixture and under the different erosion time in conventional mud drilling well in the mensuration of jet-preventing tool erosive wear rate.
Advantage of the present invention: method simple to operate, can to realize a kind of interior jet-preventing tool test under different drilling conditions, its test unit is simple in structure, and dependable performance is easy to realize.
Accompanying drawing explanation
Fig. 1 is the block diagram of the method for a kind of interior jet-preventing tool test of the present invention and the test method of device;
Fig. 2 is the method for a kind of interior jet-preventing tool test of the present invention and the schematic diagram of device;
Fig. 3 is the schematic diagram of analog gas drilling process of the present invention;
Fig. 4 is the schematic diagram that the present invention simulates conventional mud drilling process.
In figure: 1. drilling medium entrance, 2. blower fan, 3. gas control valve, 4. sandbox, 5. cyclone separator, 6. overflow pipe, 7. flexible pipe, 8. pond, 9. drilling medium outlet, 10. interior jet-preventing tool installation site, 11. circulating tanks, 12. stirrers, 13. steam piano, 14. first X-overs, 15. second X-overs.
Embodiment
Below in conjunction with the drawings and the specific embodiments, further illustrate the present invention:
As shown in Figure 2, Figure 3, Figure 4, the device of a kind of interior jet-preventing tool test of the present invention, mainly comprises blower fan 2, gas control valve 3, circulating device, and described blower fan 2 provides analog gas drilling well drilling medium, and the effect of described gas control valve 3 is to control gas injection rate; Circulating device for gas and sand comprises cyclone separator 5, sandbox 4, overflow pipe 6, flexible pipe 7 and pond 8, and described cyclone separator 5 is mainly used in separation and the circulation of gas-solid; Described pond 8 is that the gas of cyclone separator 5 overflows is directly thrown into this, reduces noise pollution.The steam piano 13 of simulation conventional mud drilling well drilling medium is power source, and the mud in circulating tank 11 is pressed onto in interior jet-preventing tool; Circulating device for mud mainly comprises circulating tank 11 and stirrer 12.Interior jet-preventing tool is arranged on interior jet-preventing tool installation site 10, and drilling medium is entered by drilling medium entrance 1, exports 9 enter cyclone separator 5 or circulating tank 11 through interior jet-preventing tool by drilling medium; Interior jet-preventing tool and drilling medium entrance 1 and drilling medium outlet 9 are all to connect by linking, and are provided with the first X-over 14 and the second X-over 15, to meet the test demand of the interior jet-preventing tool of different button-types and different length.
The method of a kind of interior jet-preventing tool test of the present invention, comprises the erosion resistance tests of jet-preventing tool in gas drilling and the erosion resistance tests of the interior jet-preventing tool of conventional mud drilling well.
The erosion resistance tests of jet-preventing tool in described gas drilling, its step is as follows:
1. the sealing of pretest inspection package unit, guarantees to seal intact.Interior jet-preventing tool is arranged on to interior jet-preventing tool installation site 10, by the first X-over 14 and the second X-over 15, can meets the demand of the interior jet-preventing tool of different button-types and different length;
2. open blower fan 2, open gas control valve 3 and sandbox 4, drilling medium turns back to circulating device cyclone separator 5 by interior jet-preventing tool through drilling medium outlet 9 from drilling medium entrance 1, described cyclone separator 5 is for separating of gas and solid, the sand of underflow is to sandbox 4 recyclings, the gas of overflow is discharged into pond 8 by overflow pipe 6 and flexible pipe 7, reduces noise pollution;
3. in second step process, by sandbox 4, can control the particle diameter of sand amount and sand, to meet the impact of different sand amounts and the internal jet-preventing tool erosive wear of sand grains; Meanwhile, by gas control valve 3, can control gas injection rate, to meet the impact of the internal jet-preventing tool erosive wear of different gas injection rates;
4. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis.
The erosion resistance tests of jet-preventing tool in described conventional mud drilling well, its step is as follows:
1. the sealing of pretest inspection package unit, guarantees to seal intact.Interior jet-preventing tool is arranged on to interior jet-preventing tool installation site 10, by the first X-over 14 and the second X-over 15, can meets the demand of the interior jet-preventing tool of different button-types and different length;
2. install after interior jet-preventing tool, open steam piano 13 and stirrer 12, mud to interior jet-preventing tool, turns back to circulating tank 11 through drilling medium outlet 9 by drilling medium entrance 1;
3. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis.
The present invention can meet under different drilling conditions, the test of the interior jet-preventing tool of different button-types and different length, and also drilling medium can repetitive cycling utilization, reduces and pollutes.
Claims (2)
1. the method for jet-preventing tool test in a kind, comprise the erosion resistance tests of jet-preventing tool in gas drilling and the erosion resistance tests of the interior jet-preventing tool of conventional mud drilling well, it is characterized in that, the erosion resistance tests of jet-preventing tool in described gas drilling, its step is as follows:
1. the sealing of pretest inspection package unit, guarantees to seal intact; Interior jet-preventing tool is arranged on to interior jet-preventing tool installation site (10), by the first X-over (14) and the second X-over (15), can meets the demand of the interior jet-preventing tool of different button-types and different length; 2. open blower fan (2), open gas control valve (3) and sandbox (4), drilling medium turns back to circulating device cyclone separator (5) by interior jet-preventing tool through drilling medium outlet (9) from drilling medium entrance (1), described cyclone separator (5) is for separating of gas and solid, the sand of underflow reuses to sandbox (4), the gas of overflow is discharged into pond (8) by overflow pipe (6) and flexible pipe (7), reduces noise pollution; 3. in second step process, by sandbox (4), can control the particle diameter of sand amount and sand, to meet the impact of different sand amounts and the internal jet-preventing tool erosive wear of sand grains; Meanwhile, by gas control valve (3), can control gas injection rate, to meet the impact of the internal jet-preventing tool erosive wear of different gas injection rates; 4. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis;
The erosion resistance tests of jet-preventing tool in described conventional mud drilling well, its step is as follows:
1. the sealing of pretest inspection package unit, guarantee to seal intact, interior jet-preventing tool is arranged on to interior jet-preventing tool installation site (10), by the first X-over (14) and the second X-over (15), can meets the demand of the interior jet-preventing tool of different button-types and different length; 2. install after interior jet-preventing tool, open steam piano (13) and stirrer (12), mud to interior jet-preventing tool, turns back to circulating tank (11) through drilling medium outlet (9) by drilling medium entrance (1); 3. after the erosion time of setting, take off interior jet-preventing tool, at the easily worn part of indoor internal jet-preventing tool, carry out SEM photo and scales/electronic balance weighing, the erosive wear rate of jet-preventing tool in the analysis of quantitative and qualitative analysis.
2. the device of jet-preventing tool test in a kind, mainly comprise blower fan (2), gas control valve (3), circulating device, it is characterized in that, described blower fan (2) provides analog gas drilling well drilling medium, and the effect of described gas control valve (3) is to control gas injection rate; For the circulating device of gas and sand, comprise cyclone separator (5), sandbox (4), overflow pipe (6), flexible pipe (7) and pond (8), described cyclone separator (5) is mainly used in separation and the circulation of gas-solid; The steam piano (13) of simulation conventional mud drilling well drilling medium is power source, and the mud in circulating tank (11) is pressed onto in interior jet-preventing tool; Circulating device for mud mainly comprises circulating tank (11) and stirrer (12).
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| CN201410247219.1A CN104007033B (en) | 2014-06-06 | 2014-06-06 | A kind of method of interior jet-preventing tool test and device |
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| CN201410247219.1A CN104007033B (en) | 2014-06-06 | 2014-06-06 | A kind of method of interior jet-preventing tool test and device |
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| CN104007033B CN104007033B (en) | 2016-04-13 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107328678A (en) * | 2017-07-13 | 2017-11-07 | 浙江工业职业技术学院 | One kind rotation sieve valve antiscour and cavitation erosion verification platform |
| CN112082754A (en) * | 2019-06-14 | 2020-12-15 | 中国石油化工股份有限公司 | Evaluation experiment device and method for erosion resistance of arrow-shaped drilling tool check valve under condition of simulating gas well drilling tool internal jetting |
| CN112082891A (en) * | 2019-06-14 | 2020-12-15 | 中国石油化工股份有限公司 | Erosion resistance test method for three-high oil-gas well throttle valve |
| CN114441372A (en) * | 2022-01-18 | 2022-05-06 | 温州市特种设备检测科学研究院(温州市特种设备应急处置中心) | Device and method for testing high-temperature erosion, corrosion and adhesion resistance of coating material |
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| US6390194B1 (en) * | 1998-06-02 | 2002-05-21 | Joe Alfred Young | Method and apparatus for multi-diameter testing of blowout preventer assemblies |
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| US6390194B1 (en) * | 1998-06-02 | 2002-05-21 | Joe Alfred Young | Method and apparatus for multi-diameter testing of blowout preventer assemblies |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328678A (en) * | 2017-07-13 | 2017-11-07 | 浙江工业职业技术学院 | One kind rotation sieve valve antiscour and cavitation erosion verification platform |
| CN112082754A (en) * | 2019-06-14 | 2020-12-15 | 中国石油化工股份有限公司 | Evaluation experiment device and method for erosion resistance of arrow-shaped drilling tool check valve under condition of simulating gas well drilling tool internal jetting |
| CN112082891A (en) * | 2019-06-14 | 2020-12-15 | 中国石油化工股份有限公司 | Erosion resistance test method for three-high oil-gas well throttle valve |
| CN114441372A (en) * | 2022-01-18 | 2022-05-06 | 温州市特种设备检测科学研究院(温州市特种设备应急处置中心) | Device and method for testing high-temperature erosion, corrosion and adhesion resistance of coating material |
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| CN104007033B (en) | 2016-04-13 |
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