CN104214512A - Natural-gas-collecting integrating device - Google Patents
Natural-gas-collecting integrating device Download PDFInfo
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- CN104214512A CN104214512A CN201410064865.4A CN201410064865A CN104214512A CN 104214512 A CN104214512 A CN 104214512A CN 201410064865 A CN201410064865 A CN 201410064865A CN 104214512 A CN104214512 A CN 104214512A
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Abstract
The invention relates to a natural-gas-collecting integrating device, which at least comprises a prying seat, a separating flash tank, a gas-liquid separator, a flow meter, a pressure-reducing valve, a draining valve, a pressurized-water tank and connecting pipelines, wherein the separating flash tank, the gas-liquid separator, the flow meter, the pressure-reducing valve, the draining valve, the pressurized-water tank and the connecting pipelines are installed on the prying seat. Nine functions of incoming truncation, main-header remote emptying, gas-liquid separation, flow switching, output metering, pipe cleaning, private gas supply, flash evaporation and emptying liquid separation of a gas-collecting station are integrated into one prying body by the natural-gas-collecting integrating device, and the functions and the automatic control level of the natural-gas-collecting integrating device are consistent to those of a digitized gas-collecting station, so as to decrease station-yard equipment, simplify the construction, reduce the occupied land and lower the investment.
Description
Technical field
The present invention relates to oil gas field production gas technology field, particularly the collection of rock gas is defeated, is a kind of natural gas collecting integrated device.
Background technique
Along with expanding economy, country is increasing to the demand of the energy, and as the rock gas of clean energy resource, development speed is swift and violent.In gas exploitation course, need to build gas gathering station, carry out gas to receive well site, it is collected, processes, measure after supercharging.Gas gathering station has the functions such as gas collection, separation, metering, supercharging, pigging.
Usually, the gas gathering station of Standard capacity includes district of entering the station, separator zone, personal gas district, metering multiple district such as Wai Shu district, flash distillation separatory tank field; The floor space of whole gas gathering station is minimum is 5-6 mu of ground, and pipeline is arranged, personnel depaly is relatively many, and the various complexity of district's equipment of standing, maintaining is relative complex also.Specifically, the device category that this gas gathering station needs is many, distinct device placement location is distant, thus install complicated, and each equipment needs to make ground according to apparatus characteristic separately, civilwork engineering quantity is large, this equipment can only be fixed on a station and use, this station can not produce rear equipment and will scrap, therefore, current gas gathering station due to equipment isolate, cause that the investment of gas gathering station is large, equipment secondary utilization ratio is low, the problems such as energy consumption is large.
Summary of the invention
Instant invention overcomes above-mentioned shortcoming of the prior art, provide a kind of natural gas collecting integrated device, this device manufactures debugging and completes in factory, and shipping container assembles, and is directly lifted into scene, installs simple.
Natural gas collecting integrated device of the present invention, at least comprise: sledge seat and the separation flash drum 2 be installed on sledge seat, gas-liquid separator 28, flowmeter 8, reduction valve 27, drain valve 10, 11, pressure tank 9 and each connecting line, this device inlet is provided with ten tunnel gas production mains and carrys out gas import, every road is all provided with electric T-shaped valve, ten tunnel gas production mains carry out gas and enter header by electric T-shaped valve, gas is carried out by header set No. ten main, described separation flash drum is entered by pipeline, described separation flash drum divides sap cavity to form by disengagement chamber and flash distillation, tee ball valve 4 and electric ball valve 3 is provided with in disengagement chamber downstream, realize the flow process switching that virgin gas enters compressor, described disengagement chamber liquid port arranges drain valve 10, the recovered water that disengagement chamber is separated directly enters flash distillation through this drain valve and divides in sap cavity, described flash distillation divides sap cavity liquid port to arrange pressure tank 9 and drain valve 11, natural gas line after disengagement chamber is separated is arranged the flowmeter 8 to external transport pipeline, in addition, pipeline is provided with two-way gas modulating valve 30, tunnel of using by oneself and uses a road for subsequent use, is provided with gas-liquid separator 28 and reduction valve 27 before described modulating valve 30, described emptying house steward carrys out gas and accesses described flash distillation and divide sap cavity, accesses and release flare after separatory.
Compared with prior art, advantage of the present invention is: natural gas collecting integrated device, the 9 large function i ntegration such as entering the station of gas gathering station is blocked by this device, total long-range emptying of header, gas-liquid separation, flow process switching, outer defeated metering, pigging, personal gas supply, flash distillation, emptying liquid-separation are in 1 skid body, its function, automatic control level are consistent with digitizing gas gathering station, to reduce station field device, simplify construction, reduce and take up an area, reduce investment.
Accompanying drawing explanation
Fig. 1 is natural gas collecting integrated device parts and pipeline schematic diagram.
Fig. 2 is natural gas collecting integrated device schematic perspective view.
Embodiment
A kind of natural gas collecting integrated device, as shown in Figure 1-2, comprising: sledge seat and each gas recovery well be installed on sledge seat carry out gas and carry out aggregation system, separating system for water, discharge opeing and emptying through flash drum processing system, pipeline cleaning system, outer defeated metering system, personal gas depressurized system, Digitizing And Control Unit and mating valve, each connecting line.Specifically, this device inlet is provided with ten tunnel gas production mains and carrys out gas import, and every road is all provided with electric T-shaped valve.When normally entering the station, ten tunnel gas production mains carry out gas and enter header by electric T-shaped valve, carry out gas by header set No. ten main, enter described separation flash drum 2 by pipeline; When main needs emptying, electric T-shaped valve switching flow, to blow-down pipe, is finally discharged in total blow-down pipe; When some pipes are without the need to entering the station or needing to close, then adjust electric T-shaped valve to closed condition.
Described separation flash drum 2 divides sap cavity two-part to form by disengagement chamber and flash distillation, tee ball valve 4 and electric ball valve 3 is provided with in disengagement chamber downstream, realize the flow process switching that virgin gas enters compressor, simultaneously, after having reserved rock gas to the pipeline interface and compressor boost of compressor, rock gas enters sledge pipeline interface, when winter, pressure reduced, by compressor boost.Described disengagement chamber liquid port pipeline divides two-way, one tunnel arranges drain valve 10, the recovered water that disengagement chamber is separated directly enters flash distillation through this drain valve and divides in sap cavity, another road is through ball valve 12, electronic semispherical valve 13 and electric ball valve 14, drain into Water Tank, described ball valve 12 is for controlling the switch of urgent drainage system, described electronic semispherical valve 13 and electric ball valve 14 be separated flash drum level meter and link, when level meter liquid level reaches a certain height, under drain valve arranges disadvantageous situation, the electronic semispherical valve of automatic unlatching, regulate openings of sizes, automatically open simultaneously and close electric ball valve.Described flash distillation divides sap cavity liquid port to arrange pressure tank 9 and drain valve 11, ground sewage tank is pressed onto with the waste liquid stably dividing flow container to discharge flash distillation, and conveniently control, flash section discharge opeing entrance pressure water pot Non-follow control ball valve 21, Electronic control ball valve 22 can be set in pressure tank 9 upstream and pressure tank discharge opeing Non-follow control ball valve 23, automatically control ball valve 24 are set.
Natural gas line after disengagement chamber is separated is arranged the flowmeter 8 to external transport pipeline, described flowmeter 8 can be plate type flow rate meter or differential pressure flowmeter, to realize the accurate-metering to the outer displacement of gas collection sledge.For convenience of pigging, can also be provided with pipe cleaning valve 6 further on this pipeline and be positioned at the manual ball valve 5 of described pipe cleaning valve 6 rear and front end, described pipe cleaning valve can be PN63 DN200 or DN250.
In addition, blow-down pipe can also be set on pipeline and control ball valve 15, safety valve 16 and gate valve 17, and long-range emptying electric ball valve 18 and choke stop evacuation valve 19, to ensure the stable of emptying.
Personal gas is after external transport pipeline gets gas, through electric heater 25 heat treatment, temperature degree 0-20 DEG C is heated to 35 DEG C in the future, is separated, for pressure tank, methanol tank, Water Tank, release flare district, kitchen, generator fuel gas after being reduced pressure by reduction valve 27 again.Also reserve simultaneously and to have come gas interface, as spare interface from compressor air cooling device.In addition, pipeline is provided with two-way and uses by oneself gas modulating valve 30, and the using and the reserved, modulating valve 30 front end is provided with gas-liquid separator 28.
Many blow-down pipes and emergency blow-down pipeline are set in the skid body of this device, comprise total header emergency discharging pipe line, stand in each blow-down pipe, pressure tank blow-down pipe and receive emptying house steward pipeline.Emergency blow-down pipeline comprises two-way pipeline, is respectively safety valve automatic evacuation and electronic telecontrol emptying, is swift in response in superpressure or accident condition, emergency blow-down.
The pipeline of described device arranges the on-the-spot Displaying Meters such as multiple thermometer, pressure gauge as required, data can be read on the spot.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious realization of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that method of the present invention is conceived and technological scheme is carried out; or design of the present invention and technological scheme directly applied to other occasion, all in protection scope of the present invention without to improve.
Claims (6)
1. a natural gas collecting integrated device, it is characterized in that, at least comprise: sledge seat and the separation flash drum (2) be installed on sledge seat, gas-liquid separator (28), flowmeter (8), reduction valve (27), drain valve (10, 11), pressure tank (9) and each connecting line, this device inlet is provided with ten tunnel gas production mains and carrys out gas import, every road is all provided with electric T-shaped valve (1), ten tunnel gas production mains carry out gas and enter header by electric T-shaped valve (1), gas is carried out by header set No. ten main, described separation flash drum (2) is entered by pipeline, described separation flash drum (2) divides sap cavity to form by disengagement chamber and flash distillation, tee ball valve (4) and electric ball valve (3) is provided with in disengagement chamber downstream, realize the flow process switching that virgin gas enters compressor, described disengagement chamber liquid port arranges drain valve (10), the recovered water that disengagement chamber is separated directly enters flash distillation through this drain valve and divides in sap cavity, described flash distillation divides sap cavity liquid port to arrange pressure tank (9) and drain valve (11), natural gas line after disengagement chamber is separated is arranged the flowmeter (8) to external transport pipeline, in addition, pipeline is provided with two-way and uses by oneself gas modulating valve (30), one tunnel uses a road for subsequent use, described modulating valve (30) is front is provided with gas-liquid separator (28) and reduction valve (27), described emptying house steward carrys out gas and accesses described flash distillation and divide sap cavity, accesses and release flare after separatory.
2. device as claimed in claim 1, it is characterized in that, described flowmeter (8) is plate type flow rate meter or differential pressure flowmeter.
3. device as claimed in claim 1, it is characterized in that, described reduction valve (27) is front arranges electric heater (25).
4. device as claimed in claim 1, is characterized in that, the natural gas line after disengagement chamber is separated is provided with pipe cleaning valve (6) and is positioned at the manual ball valve (5) of described pipe cleaning valve (6) rear and front end.
5. device as claimed in claim 1, it is characterized in that, the pipeline that enters the station comprises blow-down pipe and emergency blow-down pipeline.
6. device as described in any one of claim 1-5, is characterized in that, the pipeline of described device arranges multiple thermometer, pressure gauge further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064865.4A CN104214512A (en) | 2014-02-25 | 2014-02-25 | Natural-gas-collecting integrating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064865.4A CN104214512A (en) | 2014-02-25 | 2014-02-25 | Natural-gas-collecting integrating device |
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| CN104214512A true CN104214512A (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410064865.4A Pending CN104214512A (en) | 2014-02-25 | 2014-02-25 | Natural-gas-collecting integrating device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020584A (en) * | 2015-03-19 | 2015-11-04 | 西安海智机电设备有限公司 | Digitized high-pressure gas collecting device |
| CN105065908A (en) * | 2015-07-29 | 2015-11-18 | 西安长庆科技工程有限责任公司 | Sulfur-contained natural gas collection integrated device |
| CN105065907A (en) * | 2015-07-29 | 2015-11-18 | 西安长庆科技工程有限责任公司 | Integral sulfur-containing natural gas throttling and metering integrated set |
| 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 |
| CN108317394A (en) * | 2018-03-08 | 2018-07-24 | 中石化石油工程技术服务有限公司 | A kind of sledge dress gas gathering and transportation processing unit |
| CN110761746A (en) * | 2019-11-21 | 2020-02-07 | 西安德林石油工程有限公司 | Gas well liquid drainage method and device |
| CN112443756A (en) * | 2019-09-03 | 2021-03-05 | 中国石油化工股份有限公司 | Integrated system for natural gas |
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| CN202746937U (en) * | 2012-07-04 | 2013-02-20 | 中国石油天然气股份有限公司 | Skid-mounted natural gas gathering and transporting device |
| CN202746938U (en) * | 2012-07-19 | 2013-02-20 | 中国石油天然气股份有限公司 | Skid-mounted gas collecting, metering and pipe cleaning device |
| CN203393117U (en) * | 2013-06-18 | 2014-01-15 | 中国石油天然气股份有限公司 | Separation flash distillation device |
| CN203907219U (en) * | 2014-02-25 | 2014-10-29 | 陕西航天德林机械制造有限公司 | Natural gas collecting all-in-one integrated device |
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2014
- 2014-02-25 CN CN201410064865.4A patent/CN104214512A/en active Pending
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| CN202746937U (en) * | 2012-07-04 | 2013-02-20 | 中国石油天然气股份有限公司 | Skid-mounted natural gas gathering and transporting device |
| CN202746938U (en) * | 2012-07-19 | 2013-02-20 | 中国石油天然气股份有限公司 | Skid-mounted gas collecting, metering and pipe cleaning device |
| CN203393117U (en) * | 2013-06-18 | 2014-01-15 | 中国石油天然气股份有限公司 | Separation flash distillation device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020584A (en) * | 2015-03-19 | 2015-11-04 | 西安海智机电设备有限公司 | Digitized high-pressure gas collecting device |
| CN105065908A (en) * | 2015-07-29 | 2015-11-18 | 西安长庆科技工程有限责任公司 | Sulfur-contained natural gas collection integrated device |
| CN105065907A (en) * | 2015-07-29 | 2015-11-18 | 西安长庆科技工程有限责任公司 | Integral sulfur-containing natural gas throttling and metering integrated set |
| CN105065908B (en) * | 2015-07-29 | 2017-11-21 | 西安长庆科技工程有限责任公司 | A kind of sulfur-containing gas gas collection integrated device |
| 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 |
| CN108317394A (en) * | 2018-03-08 | 2018-07-24 | 中石化石油工程技术服务有限公司 | A kind of sledge dress gas gathering and transportation processing unit |
| CN108317394B (en) * | 2018-03-08 | 2023-09-08 | 中石化石油工程技术服务有限公司 | Skid-mounted natural gas gathering and conveying treatment device |
| CN112443756A (en) * | 2019-09-03 | 2021-03-05 | 中国石油化工股份有限公司 | Integrated system for natural gas |
| CN112443756B (en) * | 2019-09-03 | 2022-07-22 | 中国石油化工股份有限公司 | Integrated system for natural gas |
| CN110761746A (en) * | 2019-11-21 | 2020-02-07 | 西安德林石油工程有限公司 | Gas well liquid drainage method and device |
| CN110761746B (en) * | 2019-11-21 | 2023-08-11 | 西安德林石油工程有限公司 | Gas well liquid draining method and device |
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| CB02 | Change of applicant information |
Address after: Jinghe Industrial Park Jingwei ten road 710200 Shaanxi city of Xi'an province No. 8 Applicant after: Shaanxi Aerospace Delin Fluid Equipment Manufacturing Company Limited Address before: Jinghe Industrial Park Jingwei ten road 710200 Shaanxi city of Xi'an province No. 8 Applicant before: Shaanxi space flight De Lin Machinery Manufacturing Co., Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141217 |
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| WD01 | Invention patent application deemed withdrawn after publication |