CN202266253U - Air foam drilling simulation test device - Google Patents
Air foam drilling simulation test device Download PDFInfo
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- CN202266253U CN202266253U CN2011203886232U CN201120388623U CN202266253U CN 202266253 U CN202266253 U CN 202266253U CN 2011203886232 U CN2011203886232 U CN 2011203886232U CN 201120388623 U CN201120388623 U CN 201120388623U CN 202266253 U CN202266253 U CN 202266253U
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Abstract
The utility model relates to an air foam drilling simulation test device, which adopts the technical scheme that: the air foam drilling simulation test device mainly consists of a simulation pit-shaft system, an air foam generating system and a de-foaming system, wherein the simulation pit-shaft system consists of a simulation drill rod, a simulation pit-shaft and a simulation drill bit, and the simulation drill rod and the simulation drill bit are arranged inside the simulation drill pit-shaft; the air foam generating system consists of an air compressor, a pressure adjusting valve, a foam liquid storage tank, a liquid charging pump, a liquid flow meter and a foam generator, and the air compressor is communicated with the bottom part of the foam generator through the pressure adjusting valve; and the foam liquid storage tank is communicated with the middle part of the foam generator through the liquid charging pump. The air foam drilling simulation test device has beneficial effects that: test research on the aspect of the air foam carrying of perpendicular wells, high-angle wells and horizontal wells can be carried out; the influence discipline of air volume, air pressure and foam nature on de-foaming efficiency of a mechanical de-foaming device can be researched, and important theory and experiment evidences can be supplied to the structure optimized design of the mechanical de-foaming device.
Description
Technical field:
The utility model relates to a kind of drilling simulation experimental rig, particularly a kind of air foam well-drilling simulation test device.
Background technology:
The air foam well-drilling technology can effectively be controlled formation leakage with it; Reduce reservoir damage, suspension; Large rock-carrying ability is strong, can effectively handle advantages such as stratum water outlet, in the bigger fracture reservoir of wastage; Have the technical advantage of highly significant in the exploration and development of depleted stratum of pressure and oil-gas reservoirs such as low pressure, low permeability formation, application prospect is comparatively wide.The variation of pressure can cause the variation of gas volume in the foam when foam flowed at annular space, made foam have the trend of come-up.Therefore the suspension carrying capacity of foam is strong, under equal conditions is tens times of general scouring media, this just foam as one of outstanding advantage of circulatory mediator.Up to the present, people's taking rock mechanism and taking the understanding that the rock rule does not still have system, dark people to the foam drilling fluid.And owing to there is not rational debubbling method, bulk deposition did not break at drilling fluid pot for a long time after foam returned the face of land; Need bigger sedimentation basin to hold; Aerated fluid can only disposablely use, increased drilling cost greatly, has restricted the development of foam drilling technology and applies.
Summary of the invention:
The purpose of the utility model is exactly the above-mentioned defective that exists to prior art, and a kind of air foam well-drilling simulation test device is provided.
Its technical scheme is: mainly be made up of simulation wellbore hole system, air generation systems and froth breaking system, described simulation wellbore hole system is made up of simulation drilling rod, simulation wellbore hole, simulation drill bit, and simulation wellbore hole inside is provided with the simulation drilling rod and simulates drill bit; Described air generation systems is made up of air compressor machine, pressure-regulating valve, foam fluid reservoir, topping-up pump, fluid flowmeter, foam maker, and air compressor machine is communicated with the bottom of foam maker through pressure-regulating valve; Described foam fluid reservoir is communicated with the middle part of foam maker through topping-up pump, and the top of foam maker is connected to the simulation drilling rod through pipeline; Described froth breaking system adopts defoaming device, through centrifugal pump liquid is transported to the foam fluid reservoir and forms and recycle.
Be provided with gas flowmeter between above-mentioned pressure-regulating valve and the foam maker.
Be provided with fluid flowmeter between above-mentioned topping-up pump and the foam maker.
The bottom of above-mentioned simulation wellbore hole is provided with conveying worm.
The beneficial effect of the utility model is: can observe foam flow regime, annular pressure loss under the different gas liquid ratio conditions, can carry out the experimental study that peupendicular hole, high angle hole and horizontal well air are taken the rock aspect; Can investigate air quantity, blast, foam property the rule that influences, for the optimum design of structuresprogram of mechanical defoaming device provides important theory and experimental basis to the mechanical defoaming device defoaming effectiveness.
Description of drawings:
Accompanying drawing 1 is the structural representation of the utility model;
Among the last figure: air compressor machine 1, pressure-regulating valve 2, gas flowmeter 3, foam fluid reservoir 4, topping-up pump 5, fluid flowmeter 6, foam maker 7, simulation drilling rod 8, simulation wellbore hole 9, simulation drill bit 10, conveying worm 11, defoaming device 12, centrifugal pump 13.
The specific embodiment:
In conjunction with accompanying drawing 1, the utility model is done further to describe:
The utility model mainly is made up of simulation wellbore hole system, air generation systems and froth breaking system; Described simulation wellbore hole system is made up of simulation drilling rod 8, simulation wellbore hole 9, simulation drill bit 10; Simulation wellbore hole 9 inside are provided with simulation drilling rod 8 and simulation drill bit 10, and the bottom of simulation wellbore hole is provided with conveying worm 11; Described air generation systems is made up of air compressor machine 1, pressure-regulating valve 2, foam fluid reservoir 4, topping-up pump 5, fluid flowmeter 6, foam maker 7, and air compressor machine 1 is communicated with the bottom of foam maker 7 through pressure-regulating valve 2, gas flowmeter 3; Described foam fluid reservoir 4 is communicated with the middle part of foam maker 7 through topping-up pump 5, fluid flowmeter 6, and the top of foam maker 7 is connected to simulation drilling rod 8 through pipeline; Described froth breaking system adopts defoaming device 12, through centrifugal pump 13 liquid is transported to foam fluid reservoir 4 and forms and recycle;
It uses meaning to be:
1, the air fluid is the dispersion with cellular structure that gas dispersion forms in liquid; The category that belongs to compressible fluid; Its theoretical research and experimental study more complicated; Air bores also building up of simulation test device, can bore and provide certain lab simulation means and theoretical foundation for air;
2, foam flow regime, the annular pressure that can observe under the different gas liquid ratio conditions lose, and can carry out the experimental study that peupendicular hole, high angle hole and horizontal well air are taken the rock aspect;
3, can investigate air quantity, blast, foam property the rule that influences, for the optimum design of structuresprogram of mechanical defoaming device provides important theory and experimental basis to the mechanical defoaming device defoaming effectiveness.
Claims (4)
1. air foam well-drilling simulation test device; It is characterized in that: mainly form by simulation wellbore hole system, air generation systems and froth breaking system; Described simulation wellbore hole system is made up of simulation drilling rod (8), simulation wellbore hole (9), simulation drill bit (10), and simulation wellbore hole (9) inside is provided with simulation drilling rod (8) and simulates drill bit (10); Described air generation systems is made up of air compressor machine (1), pressure-regulating valve (2), foam fluid reservoir (4), topping-up pump (5), fluid flowmeter (6), foam maker (7), and air compressor machine (1) is communicated with the bottom of foam maker (7) through pressure-regulating valve (2); Described foam fluid reservoir (4) is communicated with the middle part of foam maker (7) through topping-up pump (5), and the top of foam maker (7) is connected to simulation drilling rod (8) through pipeline; Described froth breaking system adopts defoaming device (12), through centrifugal pump (13) liquid is transported to foam fluid reservoir (4) and forms and recycle.
2. air foam well-drilling simulation test device according to claim 1 is characterized in that: be provided with gas flowmeter (3) between described pressure-regulating valve (2) and the foam maker (7).
3. air foam well-drilling simulation test device according to claim 1 is characterized in that: be provided with fluid flowmeter (6) between described topping-up pump (5) and the foam maker (7).
4. air foam well-drilling simulation test device according to claim 1 is characterized in that: the bottom of described simulation wellbore hole (9) is provided with conveying worm (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203886232U CN202266253U (en) | 2011-10-13 | 2011-10-13 | Air foam drilling simulation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203886232U CN202266253U (en) | 2011-10-13 | 2011-10-13 | Air foam drilling simulation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202266253U true CN202266253U (en) | 2012-06-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203886232U Expired - Fee Related CN202266253U (en) | 2011-10-13 | 2011-10-13 | Air foam drilling simulation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202266253U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787817A (en) * | 2012-09-08 | 2012-11-21 | 东北石油大学 | Comprehensive simulation experimental device of drilling circulation system |
| CN103195372A (en) * | 2013-04-24 | 2013-07-10 | 中国水电顾问集团中南勘测设计研究院 | Spiral drill bit, foam drilling device and foam drilling process |
| CN103899261A (en) * | 2014-04-11 | 2014-07-02 | 中国石油大学(北京) | Visualization experiment device and method for sand-carrying of foam discharging shaft |
| CN103899346A (en) * | 2012-12-31 | 2014-07-02 | 河南理工大学 | Foam dust removing system of integrated excavator on integrated excavating working face of coal mine |
| CN104131796A (en) * | 2014-08-12 | 2014-11-05 | 吉林大学 | Well bottom foaming foam drilling method |
| CN104675352A (en) * | 2014-12-29 | 2015-06-03 | 吉林大学 | Low-temperature air foam drilling device and method |
| CN106297527A (en) * | 2016-10-21 | 2017-01-04 | 西南石油大学 | A kind of vertical tube flow pattern of gas-liquid two-phase flow demonstrating experiment device |
| CN109085169A (en) * | 2018-09-18 | 2018-12-25 | 中国石油大学(华东) | The interior blistering of Artificial Seismic Wave compound vacuole foam layer and dynamic foam stabilizing integration device for evaluating performance and method under reservoir condition |
-
2011
- 2011-10-13 CN CN2011203886232U patent/CN202266253U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787817A (en) * | 2012-09-08 | 2012-11-21 | 东北石油大学 | Comprehensive simulation experimental device of drilling circulation system |
| CN102787817B (en) * | 2012-09-08 | 2015-02-18 | 东北石油大学 | Comprehensive simulation experimental device of drilling circulation system |
| CN103899346A (en) * | 2012-12-31 | 2014-07-02 | 河南理工大学 | Foam dust removing system of integrated excavator on integrated excavating working face of coal mine |
| CN103899346B (en) * | 2012-12-31 | 2016-10-05 | 河南理工大学 | Excavation face in coal mine fully-mechanized digging machine foam dedusting system |
| CN103195372A (en) * | 2013-04-24 | 2013-07-10 | 中国水电顾问集团中南勘测设计研究院 | Spiral drill bit, foam drilling device and foam drilling process |
| CN103195372B (en) * | 2013-04-24 | 2016-08-17 | 中国电建集团中南勘测设计研究院有限公司 | A kind of screw type bit and a kind of foam drilling device and foam drilling technique |
| CN103899261A (en) * | 2014-04-11 | 2014-07-02 | 中国石油大学(北京) | Visualization experiment device and method for sand-carrying of foam discharging shaft |
| CN104131796A (en) * | 2014-08-12 | 2014-11-05 | 吉林大学 | Well bottom foaming foam drilling method |
| CN104675352A (en) * | 2014-12-29 | 2015-06-03 | 吉林大学 | Low-temperature air foam drilling device and method |
| CN106297527A (en) * | 2016-10-21 | 2017-01-04 | 西南石油大学 | A kind of vertical tube flow pattern of gas-liquid two-phase flow demonstrating experiment device |
| CN109085169A (en) * | 2018-09-18 | 2018-12-25 | 中国石油大学(华东) | The interior blistering of Artificial Seismic Wave compound vacuole foam layer and dynamic foam stabilizing integration device for evaluating performance and method under reservoir condition |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20121013 |