CN203101377U - High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development - Google Patents
High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development Download PDFInfo
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- CN203101377U CN203101377U CN 201320022913 CN201320022913U CN203101377U CN 203101377 U CN203101377 U CN 203101377U CN 201320022913 CN201320022913 CN 201320022913 CN 201320022913 U CN201320022913 U CN 201320022913U CN 203101377 U CN203101377 U CN 203101377U
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Abstract
The utility model discloses a high-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development. The cylinder block of the high-pressure resistant three-dimensional experimental facility of physical simulation gas reservoir development is designed to a cylinder so as to avoid stress concentration, improve the high-pressure resistance of the experimental facility and expand the application range of the experimental facility. The high-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development can be used for performing experiment researches on water invasion characteristics of edge-bottom water fractured gas reservoir, low-permeability dense gas reservoir well pattern optimization, condensate gas reservoir development rule, and the like.
Description
Technical field
The utility model relates to the core experiment analysis technical field in the oil-gas field development, specifically be a kind of can high voltage bearing three-dimensional physical simulation gas reservoir development experimental provision.
Background technology
In hydrocarbon-bearing pool exploitation experiment, three-dimensional physical simulation experimental technique and device are more common, but this experimental provision adopts square or leg-of-mutton design mostly, as Liu Qicheng, Zhang Yong, Zhang Ying, rolled up the 17th～20 page of the 1st phase in 2006 the 20th at " oil instrument ", introduced a kind of " multifunctional high-temperature high pressure 3 d scale physical analog test apparatus ", Guan Wenlong, Wan Zhongmou, Chen Yongzhong, rolled up the 17th～30 page of the 5th phase in 1997 the 11st at " oil instrument ", introduced a kind of " three-dimensional physical simulation rig for testing and experimental technique ".Each corner in the above-mentioned experimental provision generally all adopts the welding fabrication technology, so the withstand voltage properties of this experimental provision generally can not surpass 15MPa, is difficult to satisfy the simulation demand to the gas reservoir initial formation pressure.
The utility model content
For the relatively poor technical matters of the withstand voltage properties that solves three-dimensional physical simulation experimental provision in the prior art, the utility model provides a kind of high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, the cylinder body of this high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision adopts the design of cylinder, thereby avoided stress to concentrate, improve the high-voltage resistance capability of this experimental provision, enlarged the usable range of this experimental provision.
The utility model for the technical scheme that solves its technical matters employing is: a kind of high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, comprise columnar cylinder body, the upper end of cylinder body is sealedly connected with top cover, the lower end of cylinder body is sealedly connected with bottom, top cover and cylinder body are respectively arranged with a plurality of valves, along continuous straight runs and vertical direction are respectively equipped with a plurality of conduits in the cylinder body, described conduit along the vertical direction setting connects one to one with the described valve that is arranged on the top cover, and in the described conduit of vertical direction setting, be provided with the sensor that is used to measure fluid, described conduit along the horizontal direction setting connects one to one with the described valve that is arranged on the cylinder body, cylinder body is provided with high-pressure air source outward, high-pressure pump and gas separating and measuring device, three valves in the above a plurality of valve of cylinder body respectively with high-pressure air source, high-pressure pump and described gas separating and measuring device connect one to one.
Sensor comprises the electric resistance sensor that is used to measure water saturation.
Sensor comprises the pressure transducer that is used for gaging pressure.
High-pressure air source is connected with the valve of described three valve middle and lower parts.
High-pressure pump is connected with the valve of described three valve middle and lower parts.
Described gas separating and measuring device is connected with the valve of described three valve middle and upper parts.
Described gas separating and measuring device comprises steam-water separator that is connected with described valve and the gas mass flow amount controller that is connected with steam-water separator.
The beneficial effects of the utility model are: the cylinder body of this high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision adopts the design of cylinder, thereby has avoided stress to concentrate, and has improved the high-voltage resistance capability of this experimental provision, has enlarged the usable range of this experimental provision.This high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision can carry out the experimental study as aspects such as water crack seam property gas reservoir water enchroachment (invasion) feature, hypotonic tight gas reservoir well net optimization, condensate reservoir development rule at the bottom of the limit.
Description of drawings
Below in conjunction with accompanying drawing high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision described in the utility model is described in further detail.
Fig. 1 is the schematic diagram of high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision described in the utility model.
Wherein 1. cylinder bodies, 2. top cover, 3. valve, 4. valve, 5. valve, 6. valve, 7. valve, 8. valve, 9. valve, 10. valve, 11. valves, 12. conduits, 13. conduit, 15. conduits, 16. conduits, 17. conduits, 18. conduit, 19. conduits, 20. conduits, 21. high-pressure air source, 22. high-pressure pump, 23. steam-water separators, 24. gas mass flow amount controllers, 25. bottoms.
Embodiment
Below in conjunction with accompanying drawing high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision described in the utility model is described in detail.A kind of high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, comprise columnar cylinder body 1, the upper end of cylinder body 1 is sealedly connected with top cover 2, the lower end of cylinder body 1 is sealedly connected with bottom 25, top cover 2 and cylinder body 1 are respectively arranged with a plurality of valves, along continuous straight runs and vertical direction are respectively equipped with a plurality of conduits in the cylinder body 1, described conduit along the vertical direction setting connects one to one with the described valve that is arranged on the top cover 2, and in the described conduit of vertical direction setting, be provided with the sensor that is used to measure fluid, described conduit along the horizontal direction setting connects one to one with the described valve that is arranged on the cylinder body 1, the cylinder body 1 outer high-pressure air source 21 that is provided with, high-pressure pump 22 and gas separating and measuring device, three valves in cylinder body 1 the above a plurality of valve respectively with high-pressure air source 21, high-pressure pump 22 and described gas separating and measuring device connect one to one, as shown in Figure 1.
The cylinder body 1 of this high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision adopts the design of cylinder, thereby has avoided stress to concentrate, and has improved the high-voltage resistance capability of this experimental provision.Radially be provided with a plurality of valves along top cover on the top cover 2, comprise valve 3, valve 4, valve 5, valve 6, valve 7, along the conduit 12 of vertical direction setting, conduit 13, conduit 14, conduit 15, conduit 16 respectively be arranged on valve 3 on the top cover 2, valve 4, valve 5, valve 6, valve 7 and connect one to one; Axially also be provided with a plurality of valves along valve body on the cylinder body 1, comprise valve 8, valve 9, valve 10, valve 11, along the conduit 17 of horizontal direction setting, conduit 18, conduit 19, conduit 20 respectively be arranged on valve 8 on the cylinder body 1, valve 9, valve 10, valve 11 and connect one to one.The diameter of cylinder 100cm of this high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, height 120cm can withstand voltage 50MPa.Core sample is positioned in the cylinder body, and above-mentioned conduit all is arranged in the core sample.
Sensor comprises the electric resistance sensor that is used to measure water saturation, and sensor also comprises the pressure transducer that is used for gaging pressure.Different sensors is separately positioned on water saturation and the pressure that is used to measure the core sample inner fluid in the described conduit of vertical direction setting.
High-pressure air source 21 is connected with the valve of described three valve middle and lower parts, and promptly high-pressure air source 21 is connected with the valve 10 that is arranged at cylinder body 1 bottom.High-pressure pump 22 is connected with the valve of described three valve middle and lower parts, and promptly high-pressure pump 22 is connected with the valve 11 that is arranged at cylinder body 1 bottom.Described gas separating and measuring device is connected with the valve of described three valve middle and upper parts, and promptly described gas separating and measuring device is connected with the valve 8 that is arranged at cylinder body 1 top.Described gas separating and measuring device comprises steam-water separator 23 that is connected with described valve and the gas mass flow amount controller 24 that is connected with steam-water separator 23.Valve 8 is mainly used in according to the experiment needs and emits the fluid in the cylinder body 1 and make decompression in the cylinder body 1.The valve 10, the valve 11 that are used for gas injection and water filling are arranged on the bottom, and the valve 8 of exhaust is arranged on top, and design meets the situation of objective reality more like this, so simulate effect is better.In addition, steam-water separator 23 can be used to measure airshed, discharge, accumulative total airshed, accumulative total discharge; Connecting used pipeline is high pressure resistant hollow pipeline.
Introduce the using method of high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision described in the utility model below:
This using method may further comprise the steps:
Step 1, selection operative installations
Select the experimental provision of above-mentioned high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, and make it to reach the experimental state of the best as this experiment.
Step 2, machining experiment core sample
Described machining experiment core sample has three kinds of methods: first method is open-air the collection and zone of interest lithology, rock sample that rerum natura is consistent from the field, cut into the cylindrical core sample with cylinder body 1 size and form fit, and the hole that brill is used to install conduit on core sample; Second method is to adopt quartz etc. to make the synthetic core sample, the synthetic core sample is cut into cylindrical core sample with the size and the form fit of cylinder body 1, and bore the hole that is used to install conduit on core sample; The third method is a filling sand in cylinder body.
Step 3, will test the core sample experimental provision of packing into
The core sample that makes in the step 2 is packed in the cylinder body 1 of this high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision.
Step 4, placement electric resistance sensor and pressure transducer
Electric resistance sensor and pressure transducer are put in people's conduit according to the experiment needs, again with conduit in electric resistance sensor and pressure transducer are lowered to the mounting hole of core sample.Electric resistance sensor and pressure transducer can be respectively applied for the water saturation of monitoring rock core inside and the situation of change of pressure.
Step 5, close experimental provision top cover, bottom
After experiment core sample, electric resistance sensor, pressure transducer place, be sealedly and fixedly connected with cylinder body 1 with the corresponding as shown in Figure 1 connection of conduit and valve and with top cover 2 and bottom 25.
Step 6, inject saturation water to the zone of interest rock core
Adopt high-pressure pump 22 water filling in cylinder body, make core sample return to the water saturation of ground layer original.
Step 7, in zone of interest rock core hole, inject saturated air
Adopt in the hole of high-pressure air source 21 core sample in cylinder body and inject saturated air, air, nitrogen or the hydro carbons gas of described high-pressure air source for doing makes in the core sample gaseous tension unanimity in each position hole.Core sample mesoporosity pressure size should be close with the original gas-bearing formation pressure of goal in research block.When the pore pressure balance of core sample when testing desirable value, when promptly the pore pressure of core sample reaches the original gas-bearing formation pressure of goal in research block, close source of the gas and stop saturated air and inject.
Select first water filling again gas injection be because: the volume of water is little, and the volume of gas is big, and water filling is little to the pressure influence in the cylinder body, and gas injection is big to the pressure influence in the cylinder body, and design can reduce experimental error like this.
Step 8, the depleted exploitation of simulation gas reservoir
By valve 8 or mass flow controller 24 control airshed sizes, the pressure of cylinder body is slowly reduced.Record airshed, discharge, accumulative total airshed, accumulative total discharge, gas-bearing formation pressure, experimental period, logging interval per minute are once tested when gas, discharge are zero and are finished.
The above; only be specific embodiment of the utility model, can not limit the scope that utility model is implemented with it, so the displacement of its equivalent assemblies; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (7)
1. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision, it is characterized in that: comprise columnar cylinder body (1), the upper end of cylinder body (1) is sealedly connected with top cover (2), the lower end of cylinder body (1) is sealedly connected with bottom (25), top cover (2) and cylinder body (1) are respectively arranged with a plurality of valves, interior along continuous straight runs of cylinder body (1) and vertical direction are respectively equipped with a plurality of conduits, described conduit along the vertical direction setting connects one to one with the described valve that is arranged on the top cover (2), and in the described conduit of vertical direction setting, be provided with the sensor that is used to measure fluid, described conduit along the horizontal direction setting connects one to one with the described valve that is arranged on the cylinder body (1), the outer high-pressure air source (21) that is provided with of cylinder body (1), high-pressure pump (22) and gas separating and measuring device, three valves in the above a plurality of valve of cylinder body (1) respectively with high-pressure air source (21), high-pressure pump (22) and described gas separating and measuring device connect one to one.
2. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1, it is characterized in that: sensor comprises the electric resistance sensor that is used to measure water saturation.
3. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1, it is characterized in that: sensor comprises the pressure transducer that is used for gaging pressure.
4. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1 is characterized in that: high-pressure air source (21) is connected with the valve of described three valve middle and lower parts.
5. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1 is characterized in that: high-pressure pump (22) is connected with the valve of described three valve middle and lower parts.
6. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1 is characterized in that: described gas separating and measuring device is connected with the valve of described three valve middle and upper parts.
7. high pressure resistant three-dimensional physical simulation gas reservoir development experimental provision according to claim 1 is characterized in that: described gas separating and measuring device comprises steam-water separator (23) that is connected with described valve and the gas mass flow amount controller (24) that is connected with steam-water separator (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320022913 CN203101377U (en) | 2013-01-16 | 2013-01-16 | High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320022913 CN203101377U (en) | 2013-01-16 | 2013-01-16 | High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development |
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| CN203101377U true CN203101377U (en) | 2013-07-31 |
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| CN 201320022913 Expired - Fee Related CN203101377U (en) | 2013-01-16 | 2013-01-16 | High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604545A (en) * | 2015-12-17 | 2016-05-25 | 中国石油天然气股份有限公司 | Experimental device and method for simulating gas reservoir water invasion |
| CN106285645A (en) * | 2016-08-23 | 2017-01-04 | 东北石油大学 | A kind of low permeability fractured edge-bottom water gas reservoir water enchroachment (invasion) location physical simulating method |
| CN106401577A (en) * | 2016-06-17 | 2017-02-15 | 中国海洋石油总公司 | Visual testing device and method for simulating bottom water coning of bottom water gas reservoir gas well |
| CN109707376A (en) * | 2019-01-09 | 2019-05-03 | 西南石油大学 | A method of big water body swelling water is invaded in simulation oil-gas reservoir failure recovery process |
-
2013
- 2013-01-16 CN CN 201320022913 patent/CN203101377U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604545A (en) * | 2015-12-17 | 2016-05-25 | 中国石油天然气股份有限公司 | Experimental device and method for simulating gas reservoir water invasion |
| CN105604545B (en) * | 2015-12-17 | 2019-05-07 | 中国石油天然气股份有限公司 | A kind of experimental provision and method for simulating gas reservoir water enchroachment (invasion) |
| CN106401577A (en) * | 2016-06-17 | 2017-02-15 | 中国海洋石油总公司 | Visual testing device and method for simulating bottom water coning of bottom water gas reservoir gas well |
| CN106285645A (en) * | 2016-08-23 | 2017-01-04 | 东北石油大学 | A kind of low permeability fractured edge-bottom water gas reservoir water enchroachment (invasion) location physical simulating method |
| CN106285645B (en) * | 2016-08-23 | 2019-04-16 | 东北石油大学 | A kind of low permeability fractured edge-bottom water gas reservoir water enchroachment (invasion) positioning physical simulating method |
| CN109707376A (en) * | 2019-01-09 | 2019-05-03 | 西南石油大学 | A method of big water body swelling water is invaded in simulation oil-gas reservoir failure recovery process |
| CN109707376B (en) * | 2019-01-09 | 2020-12-22 | 西南石油大学 | Method for simulating large water body expansion water invasion in oil and gas reservoir failure exploitation process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20220116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |