CN108086968B - Coal bed gas cluster well skid-mounted device - Google Patents
Coal bed gas cluster well skid-mounted device Download PDFInfo
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- CN108086968B CN108086968B CN201711392552.1A CN201711392552A CN108086968B CN 108086968 B CN108086968 B CN 108086968B CN 201711392552 A CN201711392552 A CN 201711392552A CN 108086968 B CN108086968 B CN 108086968B
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- 239000003245 coal Substances 0.000 title claims abstract description 41
- 239000007789 gas Substances 0.000 claims abstract description 79
- 239000002737 fuel gas Substances 0.000 claims abstract description 78
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 239000010865 sewage Substances 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 38
- 238000000926 separation method Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000009417 prefabrication Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Pipeline Systems (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention provides a coal bed gas cluster well skid-mounted device, which comprises a coal bed gas inlet skid-mounted device interface, a metering device, a filtering device, a supercharging device, a fuel gas cut-off valve, a fuel gas separating device, a separating device blow-down gate valve, a fuel gas pressure regulating metering device, a blow-down pipe interface, an instrument wind incoming gas pipeline interface, a blow-down pool pipeline interface, a downstream pipeline interface and a fuel gas pipeline interface; the coal bed gas inlet skid-mounted equipment interface is communicated with the inlet of the metering device through a pipeline, the outlet of the metering device is connected with two pipelines, one pipeline is communicated with the sewage disposal tank pipeline interface, and the pipeline is sequentially provided with a filtering device and a supercharging device from the metering device to the sewage disposal tank pipeline interface; the air inlet of the supercharging device is communicated with an instrument wind incoming pipeline interface; the liquid outlet of the supercharging device is communicated with a downstream pipeline interface; the air outlet of the supercharging device is communicated with the blow-down pipe interface. The invention has simple installation, small occupied area and convenient maintenance.
Description
Technical Field
The invention relates to a skid-mounted device for a coal bed methane cluster well.
Background
When the yield of the ground coal bed gas is overlarge, purchasing and construction tasks are extremely difficult.
Coal bed gas exploitation is different from natural gas exploitation, and is a drainage gas exploitation process, and gas is produced while pumping water. The gas well has poor anti-interference capability, and the external pressure fluctuation can possibly cause the reduction of the yield of the gas well, so that the coal-bed gas well cannot be shut in, and if the produced gas cannot be connected into a gathering and transporting system, only the gas can be emptied, thereby wasting resources.
Disclosure of Invention
In order to overcome the problems that the prior gas well has poor anti-interference capability, and the yield of the gas well is possibly reduced due to external pressure fluctuation, so that the gas well cannot be shut down, and only can be emptied and resources are wasted if produced gas cannot be connected into a gathering and transportation system, the invention provides a skid-mounted device for the coal bed gas cluster well, which has the advantages of simple installation, small occupied area and convenient maintenance, and has the functions of metering, filtering, pressurizing, fuel gas separation, metering and pressure regulation. The skid-mounted device is prefabricated in a factory, is transported to a coalbed methane well site after the factory prefabrication is completed, and can be put into use after being connected with a pipeline in a station through a flange.
The invention adopts the technical scheme that:
The utility model provides a coal bed gas cluster well skid-mounted device, includes coal bed gas and advances skid-mounted equipment interface, metering device, filter equipment, supercharging device, fuel gas stop valve, fuel gas separator, separator blowdown gate valve, fuel gas pressure regulating metering device, blow-down pipe interface, instrument wind come gas pipeline interface, blowdown pond pipeline interface, downstream pipeline interface, fuel gas pipeline interface; the coal bed gas inlet skid-mounted equipment interface is communicated with the inlet of the metering device through a pipeline, the outlet of the metering device is connected with two pipelines, one pipeline is communicated with the sewage disposal tank pipeline interface, and the pipeline is sequentially provided with a filtering device and a supercharging device from the metering device to the sewage disposal tank pipeline interface; the air inlet of the supercharging device is communicated with an instrument wind incoming pipeline interface; the liquid outlet of the supercharging device is communicated with a downstream pipeline interface; the air outlet of the supercharging device is communicated with the blow-down pipe interface; the other pipeline connected with the outlet of the metering device is communicated with a fuel gas pipeline interface, a fuel gas cut-off valve, a fuel gas separation device and a fuel gas pressure regulating metering device are arranged on the pipeline from the metering device to the fuel gas pipeline interface in sequence, and the outlet at the lower end of the fuel gas separation device is communicated with a sewage disposal pool pipeline interface through a separation device sewage disposal gate valve.
The coal bed gas inlet skid-mounted equipment interfaces are arranged in parallel, and each coal bed gas inlet skid-mounted equipment interface is connected with a metering device; an inlet blow-down valve is arranged between the inlet of each metering device and the blow-down pipe interface.
The three coal bed gas inlet skid-mounted equipment interfaces are arranged in parallel, and are all connected with metering devices; and a station inlet blow-down valve is arranged between the inlets of the three metering devices and the blow-down pipe interface.
A sewage discharge gate valve is arranged between the supercharging device and the pipeline interface of the sewage discharge pool; a gate valve is arranged between the air inlet of the supercharging device and the interface of the instrument wind incoming pipeline; an outbound cut-off ball valve is arranged between the liquid outlet of the supercharging device and the downstream pipeline interface; a throttling stop emptying valve is arranged between the air outlet of the supercharging device and the emptying pipe interface.
The outlet of the metering device is also connected with a reserved interface.
The sewage disposal tank pipeline interface is communicated with the inlet of the filtering device through a pipeline, and a bypass valve is arranged on the pipeline.
The metering device comprises a flowmeter, a flowmeter gate valve and a flowmeter check valve; the flowmeter inlet is connected with the flowmeter check valve, and the flowmeter outlet is connected with the flowmeter gate valve.
The filtering device at least comprises a filter and ball valves, and the ball valves are arranged at the front end and the rear end of the filter.
The fuel gas pressure regulating and metering device comprises a fuel gas pressure regulating valve, a fuel gas flowmeter and a fuel gas gate valve; the inlet of the fuel gas flow meter is connected with the fuel gas pressure regulating valve, and the outlet of the fuel gas flow meter is connected with the fuel gas gate valve.
The beneficial effects of the invention are as follows:
The invention provides a skid-mounted coal bed gas cluster well skid-mounted device which is simple to install, small in occupied area and convenient to maintain and has the functions of metering, filtering, pressurizing, fuel gas separation, metering, pressure regulation and the like. The device is skid-mounted, well head metering equipment, filtering equipment, supercharging equipment, fuel gas separation equipment and fuel gas pressure regulating metering equipment are all installed on the same skid base, the skid-mounted device is prefabricated in a factory, and after the factory prefabrication is completed, the skid-mounted device is transported to a coalbed methane well site and can be put into use after being connected with a pipeline in a station through a flange.
Further description will be made below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic flow chart of an embodiment of the present invention.
In the figure, 1, a coal bed gas inlet skid-mounted equipment interface; 2. a station entering emptying valve; 3. a metering device; 4. a bypass valve; 5. a filtering device; 6. a supercharging device; 7. a throttle cut-off blow valve; 8. a gate valve; 9. a stop ball valve is arranged at the outlet; 10. a sewage gate valve; 11. a fuel gas shutoff valve; 12. a fuel gas separation device; 13. a separating device blow-down gate valve; 14. a fuel gas pressure regulating and metering device; 15. a blow-down pipe interface; 16. an instrument wind incoming pipeline interface; 17. a sewage disposal tank pipeline interface; 18. a downstream pipeline interface; 19. reserving an interface; 20. a fuel gas line interface.
Detailed Description
Example 1:
In order to overcome the problems that the prior gas well has poor anti-interference capability, and the yield of the gas well is possibly reduced due to external pressure fluctuation, so that the gas well cannot be shut down, and only can be emptied and resources are wasted if produced gas cannot be connected into a gathering and transportation system, the invention provides a skid-mounted device for the coal bed gas cluster well, which has the advantages of simple installation, small occupied area and convenient maintenance, and has the functions of metering, filtering, pressurizing, fuel gas separation, metering and pressure regulation. The skid-mounted device is prefabricated in a factory, is transported to a coalbed methane well site after the factory prefabrication is completed, and can be put into use after being connected with a pipeline in a station through a flange.
The coalbed methane cluster well skid-mounted device comprises a coalbed methane inlet skid-mounted device interface 1, a metering device 3, a filtering device 5, a supercharging device 6, a fuel gas cut-off valve 11, a fuel gas separation device 12, a separation device blow-down gate valve 13, a fuel gas pressure regulating metering device 14, a blow-down pipe interface 15, an instrument air inlet pipeline interface 16, a blow-down pool pipeline interface 17, a downstream pipeline interface 18, a reserved interface 19 and a fuel gas pipeline interface 20; the coal bed gas inlet skid-mounted equipment interface 1 is communicated with an inlet of the metering device 3 through a pipeline, an outlet of the metering device 3 is connected with two pipelines, one pipeline is communicated with the sewage disposal tank pipeline interface 17, and a filtering device 5 and a supercharging device 6 are sequentially arranged on the pipeline from the metering device 3 to the sewage disposal tank pipeline interface 17; the air inlet of the supercharging device 6 is communicated with an instrument wind incoming pipeline interface 16; the liquid outlet of the supercharging device 6 is communicated with a downstream pipeline interface 18; the air outlet of the supercharging device 6 is communicated with the blow-down pipe connector 15; the other pipeline connected with the outlet of the metering device 3 is communicated with a fuel gas pipeline interface 20, a fuel gas cut-off valve 11, a fuel gas separation device 12 and a fuel gas pressure regulating metering device 14 are arranged between the metering device 3 and the fuel gas pipeline interface 20 on the pipeline in sequence, and the outlet of the lower end of the fuel gas separation device 12 is communicated with a sewage disposal pond pipeline interface 17 through a separation device sewage disposal gate valve 13.
The gas production wellhead receives gas, firstly, the gas is collected through a coal bed gas inlet skid-mounted equipment interface 1, the real-time measurement of the single well yield of each wellhead in the well group is realized through a measuring device 3, then the gas is divided into two paths, one path is divided into a filtering device 5, the separation of coal powder particles and liquid drops separated out from saturated water in the coal bed gas is carried out, the liquid drops enter a pressurizing device 6, and after the pressurizing, the gas meets the requirement of the external transmission of the wellhead gas to a gas collecting station, and then the gas is transmitted to a downstream pipeline interface 18. The other path goes to the wellhead fuel gas separation device 12, separates the coal powder particles and the liquid drops separated out from the saturated water in the coal bed gas, is connected to the fuel gas pressure regulating metering device 14, and drives power generation equipment through the fuel gas pipeline interface 20 to ensure power utilization of power equipment such as a wellhead pumping unit or a screw pump.
The skid-mounted coal bed gas gathering and conveying device is simple to install, small in occupied area and convenient to maintain, and has the functions of metering, filtering, pressurizing, fuel gas separation, metering, pressure regulation and the like. The device is skid-mounted, well head metering equipment, filtering equipment, supercharging equipment, fuel gas separation equipment and fuel gas pressure regulating metering equipment are all installed on the same skid base, the skid-mounted device is prefabricated in a factory, and after the factory prefabrication is completed, the skid-mounted device is transported to a coalbed methane well site and can be put into use after being connected with a pipeline in a station through a flange.
Example 2:
based on the above embodiment, in this embodiment, the plurality of coalbed methane inlet skid-mounted equipment interfaces 1 are provided, each coalbed methane inlet skid-mounted equipment interface 1 is arranged in parallel, and each coalbed methane inlet skid-mounted equipment interface 1 is connected with a metering device 3; an inlet blow-down valve 2 is arranged between the inlet of each metering device 3 and the blow-down pipe connector 15.
The three coal bed gas inlet skid-mounted equipment interfaces 1 are arranged in parallel, and the three coal bed gas inlet skid-mounted equipment interfaces 1 are connected with a metering device 3; and an inlet blow-down valve 2 is arranged between the inlets of the three metering devices 3 and the blow-down pipe connector 15.
A sewage discharge gate valve 10 is arranged between the supercharging device 6 and a sewage discharge pool pipeline interface 17; a gate valve 8 is arranged between the air inlet of the supercharging device 6 and an instrument wind incoming pipeline interface 16; an outbound cut-off ball valve 9 is arranged between a liquid outlet of the supercharging device 6 and a downstream pipeline interface 18; a throttle stop emptying valve 7 is arranged between the air outlet of the supercharging device 6 and the emptying pipe interface 15
The outlet of the metering device 3 is also connected with a reserved interface 19.
The sewage disposal tank pipeline interface 17 is communicated with the inlet of the filtering device 5 through a pipeline, and a bypass valve 4 is arranged on the pipeline.
The metering device 3 comprises a flowmeter, a flowmeter gate valve and a flowmeter check valve; the flowmeter inlet is connected with the flowmeter check valve, and the flowmeter outlet is connected with the flowmeter gate valve.
The filtering device 5 at least comprises a filter and ball valves, and the ball valves are arranged at the front end and the rear end of the filter.
The fuel gas pressure regulating and metering device 14 comprises a fuel gas pressure regulating valve, a fuel gas flowmeter and a fuel gas gate valve; the inlet of the fuel gas flow meter is connected with the fuel gas pressure regulating valve, and the outlet of the fuel gas flow meter is connected with the fuel gas gate valve.
As shown in fig. 1, the gas is collected through the coal bed gas inlet skid-mounted equipment interface 1, 1-3 pieces of the gas can be simultaneously connected into the coal bed gas inlet skid-mounted equipment interface 1, the real-time measurement of the single well yield of each wellhead in the well group is realized through the measuring device 3, and then the gas is divided into two paths, one path is divided into the filtering device 5, the separation of the coal powder particles and the liquid drops separated out by saturated water in the coal bed gas is carried out, and the liquid drops enter the pressurizing device 6, so that after the requirement of the external transmission of the wellhead gas to a gas collecting station is met after the pressurization, the liquid drops are transmitted to the downstream pipeline interface 18 through the wellhead gas cut-off valve 9. The other path goes to the wellhead fuel gas separation device 12, separates the coal powder particles and the liquid drops separated out from the saturated water in the coal bed gas, is connected to the fuel gas pressure regulating metering device 14, and drives power generation equipment through the fuel gas pipeline interface 20 to ensure power utilization of power equipment such as a wellhead pumping unit or a screw pump.
The device station entering blow-down valve 2 is used for blowing down a wellhead incoming gas pipeline; the throttle shut-off blow-off valve 7 is used for blow-off of the supercharging device 6. All vent lines are connected to the skid-mounted equipment vent pipe interface 15.
The drain gate valve 10 is used for draining the supercharging device 6 to a drain line interface 17. The separator drain gate valve 13 is used for draining the fuel gas separator 12 to a drain line interface 17.
The instrument wind pipeline passes through the equipment interface 16, and the gate valve 8 is connected to the supercharging device 6. Through which the purging of the pressurizing means 6 can be accomplished.
The coal bed gas inlet skid-mounted equipment interface 1 can be connected with 1-3 well head gas incoming gas at the same time. Interface 19 is a reserved interface for wellhead gas.
The outlet cut-off ball valve 9 mainly plays a cut-off role, when an accident or overhaul occurs to a downstream gas production pipeline, the outlet cut-off ball valve 9 is closed, the inlet blow-down valve 2 is opened, and well head gas is blown down to a well site blow-down pipe through the blow-down pipe interface 15.
The bypass valve 4 bypasses the supercharging device 6. When the supercharging device 6 is in fault or overhauled, the outbound cut-off ball valve 9 and the ball valve in the filtering device 5 are closed, and overhauling work of the supercharging device is completed.
The metering device 3 is composed of a flowmeter gate valve, a flowmeter and a flowmeter check valve, and when the flowmeter has a problem or needs to be calibrated, the flowmeter gate valve and the flowmeter check valve are closed, and the flowmeter is replaced. When the pressure of the gas production pipeline is blocked, the check valve of the flowmeter can prevent gas in the gas production pipeline from flowing back to the wellhead.
The filtering device 5 is of a double-ball valve structure, and when the filter is in a problem or needs to be replaced, the ball valves at the two ends are closed, so that corresponding work is completed.
The fuel gas separation device 12 in this embodiment is a vertical separator; the pressurizing means 6 is a screw compressor.
In order to meet the requirement of large-scale rapid development of the coal-bed gas field, the coal-bed gas field can exert the gas supply function as soon as possible, the conventional design, purchasing and construction methods can not meet the construction requirements, and a set of brand new ideas and means are urgently needed. According to the invention, the skid-mounted device is adopted, and the skid-mounted device is transported to the site to be connected with the skid after the factory assembly is completed, so that the workload of site installation and welding is reduced, and the engineering progress is accelerated.
The above embodiments are only for illustrating the technical solution of the present invention, but not for limiting the scope of the present invention, and all designs that are the same or similar to the present invention are within the scope of the present invention. The apparatus and structure of this embodiment, which are not specifically described, are common general knowledge and known technology in the art, and the present invention will not be described in detail.
Claims (8)
1. The utility model provides a coal bed gas cluster well skid-mounted device which characterized in that: the device comprises a coalbed methane inlet skid-mounted equipment interface (1), a metering device (3), a filtering device (5), a supercharging device (6), a fuel gas cut-off valve (11), a fuel gas separation device (12), a separation device blow-down gate valve (13), a fuel gas pressure regulating metering device (14), a blow-down pipe interface (15), an instrument wind incoming gas pipeline interface (16), a blow-down pool pipeline interface (17), a downstream pipeline interface (18) and a fuel gas pipeline interface (20); the coal bed gas inlet skid-mounted equipment interface (1) is communicated with an inlet of the metering device (3) through a pipeline, an outlet of the metering device (3) is connected with two pipelines, one pipeline is communicated with the sewage disposal tank pipeline interface (17), and a filtering device (5) and a pressurizing device (6) are sequentially arranged on the pipeline from the metering device (3) to the sewage disposal tank pipeline interface (17); an air inlet of the supercharging device (6) is communicated with an instrument wind incoming pipeline interface (16); the liquid outlet of the pressurizing device (6) is communicated with a downstream pipeline interface (18); the air outlet of the supercharging device (6) is communicated with the blow-down pipe connector (15); the other pipeline of metering device (3) exit linkage communicates with fuel gas pipeline interface (20), is provided with fuel gas cut-off valve (11), fuel gas separator (12) and fuel gas pressure regulating metering device (14) on this pipeline from metering device (3) to fuel gas pipeline interface (20) in proper order, and the export of fuel gas separator (12) lower extreme is through separator blowdown gate valve (13) and blowdown pond pipeline interface (17) intercommunication, metering device (3) export still be connected with reservation interface (19).
2. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the coal bed gas feeding skid-mounted equipment comprises a plurality of interfaces (1), wherein the interfaces (1) of the coal bed gas feeding skid-mounted equipment are arranged in parallel, and each interface (1) of the coal bed gas feeding skid-mounted equipment is connected with a metering device (3); an inlet and vent valve (2) is arranged between the inlet of each metering device (3) and the vent pipe connector (15).
3. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the three coal bed gas inlet skid-mounted equipment interfaces (1) are arranged in parallel, and the three coal bed gas inlet skid-mounted equipment interfaces (1) are connected with a metering device (3); an inlet and vent valve (2) is arranged between the inlets of the three metering devices (3) and the vent pipe connector (15).
4. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: a sewage discharge gate valve (10) is arranged between the supercharging device (6) and the sewage discharge pool pipeline interface (17); a gate valve (8) is arranged between the air inlet of the supercharging device (6) and the instrument wind incoming pipeline interface (16); an outbound cut-off ball valve (9) is arranged between a liquid outlet of the supercharging device (6) and a downstream pipeline interface (18); a throttle stop emptying valve (7) is arranged between the air outlet of the supercharging device (6) and the emptying pipe interface (15).
5. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the sewage disposal tank pipeline interface (17) is communicated with the inlet of the filtering device (5) through a pipeline, and a bypass valve (4) is arranged on the pipeline.
6. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the metering device (3) comprises a flowmeter, a flowmeter gate valve and a flowmeter check valve; the flowmeter inlet is connected with the flowmeter check valve, and the flowmeter outlet is connected with the flowmeter gate valve.
7. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the filtering device (5) at least comprises a filter and ball valves, and the ball valves are arranged at the front end and the rear end of the filter.
8. The coalbed methane cluster well skid-mounted device as claimed in claim 1, wherein: the fuel gas pressure regulating and metering device (14) comprises a fuel gas pressure regulating valve, a fuel gas flowmeter and a fuel gas gate valve; the inlet of the fuel gas flow meter is connected with the fuel gas pressure regulating valve, and the outlet of the fuel gas flow meter is connected with the fuel gas gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392552.1A CN108086968B (en) | 2017-12-21 | 2017-12-21 | Coal bed gas cluster well skid-mounted device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392552.1A CN108086968B (en) | 2017-12-21 | 2017-12-21 | Coal bed gas cluster well skid-mounted device |
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| Publication Number | Publication Date |
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| CN108086968A CN108086968A (en) | 2018-05-29 |
| CN108086968B true CN108086968B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711392552.1A Active CN108086968B (en) | 2017-12-21 | 2017-12-21 | Coal bed gas cluster well skid-mounted device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088964A (en) * | 2019-12-19 | 2020-05-01 | 中国石油天然气股份有限公司 | Cluster well gas collection system and control method |
| CN114719188B (en) * | 2021-01-05 | 2023-09-26 | 中国石油天然气股份有限公司 | Impurity treatment device for coal bed gas and coal bed gas gathering and transporting system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202901829U (en) * | 2012-07-19 | 2013-04-24 | 中国石油天然气股份有限公司 | Skid-mounted natural gas collecting and transporting device provided with function of gas collection and metering and pipe cleaning |
| CN106968663A (en) * | 2017-04-29 | 2017-07-21 | 西安长庆科技工程有限责任公司 | A kind of metering separation skid-mounted unit that function is allocated with tolerance |
| CN207776853U (en) * | 2017-12-21 | 2018-08-28 | 西安长庆科技工程有限责任公司 | A kind of coal bed gas cluster well skid-mounted unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453794B (en) * | 2014-11-20 | 2017-05-17 | 中国科学院广州能源研究所 | Simulation experiment system for whole process of natural gas hydrate exploitation and simulation method |
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2017
- 2017-12-21 CN CN201711392552.1A patent/CN108086968B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202901829U (en) * | 2012-07-19 | 2013-04-24 | 中国石油天然气股份有限公司 | Skid-mounted natural gas collecting and transporting device provided with function of gas collection and metering and pipe cleaning |
| CN106968663A (en) * | 2017-04-29 | 2017-07-21 | 西安长庆科技工程有限责任公司 | A kind of metering separation skid-mounted unit that function is allocated with tolerance |
| CN207776853U (en) * | 2017-12-21 | 2018-08-28 | 西安长庆科技工程有限责任公司 | A kind of coal bed gas cluster well skid-mounted unit |
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