CN207776853U - A kind of coal bed gas cluster well skid-mounted unit - Google Patents
A kind of coal bed gas cluster well skid-mounted unit Download PDFInfo
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- CN207776853U CN207776853U CN201721802481.3U CN201721802481U CN207776853U CN 207776853 U CN207776853 U CN 207776853U CN 201721802481 U CN201721802481 U CN 201721802481U CN 207776853 U CN207776853 U CN 207776853U
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Abstract
The utility model provides a kind of coal bed gas cluster well skid-mounted unit, including coal bed gas comes tracheae line interface, pollution discharge pond pipeline interface, downstream line interface, fuel gas pipe line interface into skid-mounted device interface, metering device, filter device, supercharging device, fuel gas block valve, fuel air separation, separator blowoff gate valve, fuel gas pressure regulating metering device, emptying interface tube, instrument wind；The coal bed gas passes through pipeline and metering device inlet communication into skid-mounted device interface, metering device outlet is connected with two pipelines, wherein a pipeline is connected to pollution discharge pond pipeline interface, and filter device and supercharging device are provided with according to this from metering device to pollution discharge pond pipeline interface on the pipeline；Supercharging device air inlet carrys out gas pipeline orifice with instrument wind；Supercharging device liquid outlet and downstream line orifice；Supercharging device gas outlet and blow-down pipe orifice.The utility model installation is simple, floor space is small, convenient for maintenance.
Description
Technical field
The utility model is related to a kind of coal bed gas cluster well skid-mounted units.
Background technology
Country greatly develops coal bed gas with encouraging, and is planned according to " 13 ", the year two thousand twenty, and ground coal bed gas yield 100 ×
108m3.When reaching 100 × 108m3When scale, will there are more than 20,000 mouth of coal bed gas well, more than 7000 seat of well site, design, buying and construction
Task abnormity is arduous.
Coal-bed gas exploitation is different from natural gas extraction, is the process of a water pumping gas production, the aerogenesis when drawing water.Gas well is anti-interference
Energy force difference, ambient pressure fluctuate the reduction that may cause gas well yield, and therefore, coal bed gas well is unable to closing well, if output gas is not
Gathering system can be accessed, can only be just vented, waste of resource.
Utility model content
In order to overcome existing gas well poor anti jamming capability, ambient pressure to fluctuate the reduction that may cause gas well yield, because
This, the problem of coal bed gas well is unable to closing well, if output gas cannot access gathering system, can only just be vented, waste of resource, this practicality
A kind of novel coal bed gas cluster well skid-mounted unit of offer, the utility model are with installation is simple, floor space is small, is convenient for safeguarding
Have metering, filtering, supercharging, fuel gas separate measurement voltage regulation function skid-mounted coal bed gas gathering and transporting device.The skid-mounted unit
Using prefabrication, after the completion of being prefabricated in the factory, it is transported to coal bed gas well site, after flange is connect with station gut line, you can input
It uses.
The technical solution adopted in the utility model is：
A kind of coal bed gas cluster well skid-mounted unit, including coal bed gas into skid-mounted device interface, metering device, filter device,
Supercharging device, fuel gas block valve, fuel air separation, separator blowoff gate valve, fuel gas pressure regulating metering device, emptying
Interface tube, instrument wind come tracheae line interface, pollution discharge pond pipeline interface, downstream line interface, fuel gas pipe line interface；The coal
For layer gas into skid-mounted device interface by pipeline and metering device inlet communication, metering device outlet is connected with two pipelines, wherein
One pipeline is connected to pollution discharge pond pipeline interface, and filtering is provided with according to this from metering device to pollution discharge pond pipeline interface on the pipeline
Device and supercharging device；Supercharging device air inlet carrys out gas pipeline orifice with instrument wind；Supercharging device liquid outlet and downstream tube
Line interface is connected to；Supercharging device gas outlet and blow-down pipe orifice；Another pipeline and fuel of metering device outlet connection
Gas pipeline orifice, on the pipeline from metering device to be provided with according to this fuel gas pipe line interface fuel gas block valve,
Fuel air separation and fuel gas pressure regulating metering device, the outlet of fuel air separation lower end pass through separator blowoff gate valve
It is connected to pollution discharge pond pipeline interface.
The coal bed gas is multiple into skid-mounted device interface, and each coal bed gas is arranged in parallel into skid-mounted device interface, often
A coal bed gas is into being respectively connected with metering device on skid-mounted device interface；It is all provided between each metering device import and emptying interface tube
It is equipped with the blow valve that enters the station.
The coal bed gas is three into skid-mounted device interface, and three coal bed gas are arranged in parallel into skid-mounted device interface, three
A coal bed gas is into being respectively connected with metering device on skid-mounted device interface；It is all provided between three metering device imports and emptying interface tube
It is equipped with the blow valve that enters the station.
It is provided with blowoff gate valve between the supercharging device and pollution discharge pond pipeline interface；The supercharging device air inlet
Come between tracheae line interface to be provided with gate valve with instrument wind；It is provided between supercharging device liquid outlet and downstream line interface outbound
Block ball valve；It is provided with choke stop evacuation valve between supercharging device gas outlet and emptying interface tube.
The metering device includes flowmeter, flowmeter gate valve and flowmeter check-valves；The flowmeter import with
Flowmeter check-valves connects, and flowmeter outlet is connect with flowmeter gate valve.
The filter device includes at least filter and ball valve, and filter rear and front end is equipped with ball valve.
The fuel gas pressure regulating metering device includes fuel gas pressure regulator valve, fuel gas stream gauge and fuel air lock valve；Institute
The fuel gas stream gauge import stated is connect with fuel gas pressure regulator valve, and fuel gas flowmeter outlet is connect with fuel air lock valve.
The beneficial effects of the utility model are：
The utility model provides a kind of coal bed gas cluster well skid-mounted unit, and the device of the utility model is that installation is simple, accounts for
Ground area is small, convenient for the skid-mounted coal bed gas with functions such as metering, filtering, supercharging, fuel gas separate measurement pressure regulation of maintenance
Gathering and transporting device.The device fills for sledge, by well gauging facilities, filter plant, supercharging equipment, fuel gas separation equipment, fuel gas
Pressure regulation metering equipment is installed on same sledge seat, which uses prefabrication, after the completion of being prefabricated in the factory, is transported to coal
Layer gas well field, after flange is connect with station gut line, you can come into operation.
It is further detailed below with reference to attached drawing.
Description of the drawings
Fig. 1 is the utility model embodiment flowage structure schematic diagram.
In figure, 1, coal bed gas is into skid-mounted device interface；2, enter the station blow valve；3, metering device；4, by-passing valve；5, filtering dress
It sets；6, supercharging device；7, choke stop evacuation valve；8, gate valve；9, outbound to block ball valve；10, blowoff gate valve；11, fuel gas is cut
Disconnected valve；12, fuel air separation；13, separator blowoff gate valve；14, fuel gas pressure regulating metering device；15, blow-down pipe connects
Mouthful；16, instrument wind carrys out tracheae line interface；17, pollution discharge pond pipeline interface；18, downstream line interface；19, spare interface；20, it fires
Expect tracheae line interface.
Specific implementation mode
Embodiment 1：
In order to overcome existing gas well poor anti jamming capability, ambient pressure to fluctuate the reduction that may cause gas well yield, because
This, the problem of coal bed gas well is unable to closing well, if output gas cannot access gathering system, can only just be vented, waste of resource, this practicality
A kind of novel coal bed gas cluster well skid-mounted unit of offer, the utility model are with installation is simple, floor space is small, is convenient for safeguarding
Have metering, filtering, supercharging, fuel gas separate measurement voltage regulation function skid-mounted coal bed gas gathering and transporting device.The skid-mounted unit
Using prefabrication, after the completion of being prefabricated in the factory, it is transported to coal bed gas well site, after flange is connect with station gut line, you can input
It uses.
A kind of coal bed gas cluster well skid-mounted unit, including coal bed gas is into skid-mounted device interface 1, metering device 3, filter device
5, supercharging device 6, fuel gas block valve 11, fuel air separation 12, separator blowoff gate valve 13, fuel gas pressure regulation metering
Device 14, emptying interface tube 15, instrument wind are carried out tracheae line interface 16, pollution discharge pond pipeline interface 17, downstream line interface 18, are reserved
Interface 19, fuel gas pipe line interface 20；The coal bed gas is connected into skid-mounted device interface 1 by pipeline and 3 import of metering device
Logical, the outlet of metering device 3 is connected with two pipelines, wherein a pipeline is connected to pollution discharge pond pipeline interface 17, on the pipeline from
Metering device 3 is provided with filter device 5 and supercharging device 6 according to this to pollution discharge pond pipeline interface 17；6 air inlet of supercharging device and instrument
Table wind carrys out the connection of tracheae line interface 16；6 liquid outlet of supercharging device is connected to downstream line interface 18；6 gas outlet of supercharging device with
Interface tube 15 is vented to be connected to；Another pipeline of the outlet of metering device 3 connection is connected to fuel gas pipe line interface 20, on the pipeline
From metering device 3 to being provided with fuel gas block valve 11,12 and of fuel air separation fuel gas pipe line interface 20 according to this
Fuel gas pressure regulating metering device 14, the outlet of 12 lower end of fuel air separation pass through separator blowoff gate valve 13 and pollution discharge pond pipe
Line interface 17 is connected to.
Gas production wellhead carrys out gas, first passes through coal bed gas and carrys out gas into 1, skid-mounted device interface and collect, through metering device 3, the company of realization
The continuous well yield to each well head in well group carries out real time measure, is divided into two-way later, filter device 5 is removed all the way, to coal seam
The drop that pulverized coal particle and saturated water are precipitated in gas is detached, and into supercharging device 6, is met after supercharging and is transported to collection outside well head gas
After the outer defeated requirement at gas station, until downstream line interface 18.Another way removes well head fuel air separation 12, by coal bed gas
The drop that pulverized coal particle and saturated water are precipitated is detached, and access fuel gas pressure regulating metering device 14 is connect by fuelgas pipeline
Mouth 20 goes well site fuel gas to drive generating equipment, ensures the power-equipments electricity consumption such as pumping unit of well mouth or screw pump.
The device of the utility model is that installation is simple, floor space is small, has metering, filtering, supercharging, combustion convenient for maintenance
Expect the skid-mounted coal bed gas gathering and transporting device of the functions such as gas separate measurement pressure regulation.The device fills for sledge, by well gauging facilities, filtering
Equipment, supercharging equipment, fuel gas separation equipment, fuel gas pressure regulation metering equipment are installed on same sledge seat, the skid-mounted unit
Using prefabrication, after the completion of being prefabricated in the factory, it is transported to coal bed gas well site, after flange is connect with station gut line, you can input
It uses.
Embodiment 2：
On the basis of above-described embodiment, in the present embodiment, the coal bed gas into skid-mounted device interface 1 be it is multiple,
Each coal bed gas is arranged in parallel into skid-mounted device interface 1, and each coal bed gas is into being respectively connected with metering device on skid-mounted device interface 1
3；It is both provided with the blow valve 2 that enters the station between each 3 import of metering device and emptying interface tube 15.
The coal bed gas is three into skid-mounted device interface 1, and three coal bed gas are arranged in parallel into skid-mounted device interface 1,
Three coal bed gas are into being respectively connected with metering device 3 on skid-mounted device interface 1；Three 3 imports of metering device and emptying interface tube 15
Between be both provided with the blow valve 2 that enters the station.
It is provided with blowoff gate valve 10 between the supercharging device 6 and pollution discharge pond pipeline interface 17；The supercharging device 6
Air inlet and instrument wind are come between tracheae line interface 16 to be provided with gate valve 8；6 liquid outlet of supercharging device and downstream line interface 18 it
Between be provided with and outbound block ball valve 9；It is provided with choke stop evacuation valve 7 between 6 gas outlet of supercharging device and emptying interface tube 15
The outlet of metering device 3 is also associated with spare interface 19.
It is connected to by a pipeline between the pollution discharge pond pipeline interface 17 and 5 import of filter device, is arranged on the pipeline
There is by-passing valve 4.
The metering device 3 includes flowmeter, flowmeter gate valve and flowmeter check-valves；The flowmeter import with
Flowmeter check-valves connects, and flowmeter outlet is connect with flowmeter gate valve.
The filter device 5 includes at least filter and ball valve, and filter rear and front end is equipped with ball valve.
The fuel gas pressure regulating metering device 14 includes fuel gas pressure regulator valve, fuel gas stream gauge and fuel air lock valve；
The fuel gas stream gauge import is connect with fuel gas pressure regulator valve, and fuel gas flowmeter outlet is connect with fuel air lock valve.
As shown in Figure 1, gas production wellhead carrys out gas, first pass through coal bed gas and carry out gas into 1, skid-mounted device interface and collect, coal bed gas into
Skid-mounted device interface 1 can access 1 ~ 3 well head gas and carry out gas simultaneously, through metering device 3, realize continuously to each well head in well group
Well yield carries out real time measure, is divided into two-way later, removes filter device 5 all the way, to pulverized coal particle in coal bed gas and saturated water
The drop of precipitation is detached, and into supercharging device 6, is met after supercharging after transporting to the outer defeated requirement of gas gathering station outside well head gas, is led to
Well head gas block valve 9 is crossed, until downstream line interface 18.Another way removes well head fuel air separation 12, by coal bed gas
The drop that pulverized coal particle and saturated water are precipitated is detached, and access fuel gas pressure regulating metering device 14 is connect by fuelgas pipeline
Mouth 20 goes well site fuel gas to drive generating equipment, ensures the power-equipments electricity consumption such as pumping unit of well mouth or screw pump.
The device enter the station blow valve 2 for well head come gas pipeline emptying；Choke stop evacuation valve 7 is for supercharging device 6
Emptying.All blow-down pipe access skid-mounted devices are vented interface tube 15.
Blowoff gate valve 10 is used for 6 blowdown of supercharging device, until blowdown pipeline interface 17.Separator blowoff gate valve 13 is for firing
12 blowdown of air separation is expected, until blowdown pipeline interface 17.
Instrument wind pipeline accesses supercharging device 6 by equipment interface 16, gate valve 8.It can complete to fill supercharging by the interface
Set 6 purging.
Coal bed gas can access 1 ~ 3 mouthful of well head gas into skid-mounted device interface 1 and carry out gas simultaneously.Interface 19 comes that gas is reserved to be connect for well head
Mouthful.
The outbound ball valve 9 that blocks primarily serves Truncation, when downstream, accident or maintenance occurs in flow line, closes outbound
Ball valve 9 is blocked, the blow valve 2 that enters the station is opened, well head gas, which passes through, is vented the emptying of interface tube 15 to well site blow-down pipe.
By-passing valve 4 is the bypass of supercharging device 6.When supercharging device 6 breaks down or overhauls, closing is outbound to block ball valve
9 and filter device 5 in ball valve, complete service work to supercharging device.
Metering device 3 is by flowmeter gate valve, flowmeter and flowmeter check valve set at when flowmeter goes wrong or needs
When calibration, flowmeter gate valve and flowmeter check-valves are closed, flowmeter is replaced.When the phenomenon that builds the pressure occurs in flow line
When, flowmeter check-valves can prevent in flow line gas backstreaming to well head.
Filter device 5 is double ball-valve structures, when filter goes wrong or needs replacing, closes both ends ball valve, completes
Relevant work.
Fuel air separation 12 is vertical separator in the present embodiment；Supercharging device 6 is helical-lobe compressor.
To meet the extensive fast-developing needs of coal bed gas field, so that coal bed gas well is played gas supply effect as early as possible, routinely set
Meter, the way purchased, constructed cannot be satisfied construction demand, and there is an urgent need to have a set of completely new theory and means.The utility model
Using skid-mounted unit, the scene that is transported to after the completion of factory-assembled carries out the connection between sledge and sledge, reduces in-site installation Welder
It measures, speeds up the work.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, and is not constituted to the utility model
Protection domain limitation, every design same or analogous with the utility model belong to the scope of protection of the utility model it
It is interior.The device and structure that the present embodiment does not specifically describe belong to the common knowledge and known technology of the art, this reality
It will be no longer described in detail one by one in novel.
Claims (7)
1. a kind of coal bed gas cluster well skid-mounted unit, it is characterised in that：Including coal bed gas into skid-mounted device interface（1）, metering dress
It sets（3）, filter device（5）, supercharging device（6）, fuel gas block valve（11）, fuel air separation（12）, separator row
Dirty gate valve（13）, fuel gas pressure regulating metering device（14）, emptying interface tube（15）, instrument wind carry out tracheae line interface（16）, blowdown
Pond pipeline interface（17）, downstream line interface（18）With fuel gas pipe line interface（20）；The coal bed gas connects into skid-mounted device
Mouthful（1）Pass through pipeline and metering device（3）Inlet communication, metering device（3）Outlet is connected with two pipelines, wherein a pipeline
With pollution discharge pond pipeline interface（17）It is connected to, from metering device on the pipeline（3）To pollution discharge pond pipeline interface（17）It is provided with according to this
Filter device（5）And supercharging device（6）；Supercharging device（6）Air inlet carrys out tracheae line interface with instrument wind（16）Connection；Supercharging dress
It sets（6）Liquid outlet and downstream line interface（18）Connection；Supercharging device（6）Gas outlet and emptying interface tube（15）Connection；Metering
Device（3）Export another pipeline and fuel gas pipe line interface of connection（20）It is connected to, from metering device on the pipeline（3）To combustion
Expect tracheae line interface（20）Between be provided with fuel gas block valve according to this（11）, fuel air separation（12）With fuel gas pressure regulation
Metering device（14）, fuel air separation（12）Lower end outlet passes through separator blowoff gate valve（13）It is connect with pollution discharge pond pipeline
Mouthful（17）Connection.
2. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The coal bed gas is into sledge
Fill equipment interface（1）To be multiple, each coal bed gas is into skid-mounted device interface（1）It is arranged in parallel, each coal bed gas is into skid-mounted device
Interface（1）On be respectively connected with metering device（3）；Each metering device（3）Import and emptying interface tube（15）Between be both provided with
Enter the station blow valve（2）.
3. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The coal bed gas is into sledge
Fill equipment interface（1）It it is three, three coal bed gas are into skid-mounted device interface（1）It is arranged in parallel, three coal bed gas are into skid-mounted device
Interface（1）On be respectively connected with metering device（3）；Three metering devices（3）Import and emptying interface tube（15）Between be both provided with
Enter the station blow valve（2）.
4. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The supercharging device
（6）With pollution discharge pond pipeline interface（17）Between be provided with blowoff gate valve（10）；The supercharging device（6）Air inlet and instrument wind
Carry out tracheae line interface（16）Between be provided with gate valve（8）；Supercharging device（6）Liquid outlet and downstream line interface（18）Between be arranged
Have and outbound blocks ball valve（9）；Supercharging device（6）Gas outlet and emptying interface tube（15）Between be provided with choke stop evacuation valve
（7）.
5. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The metering device
（3）Including flowmeter, flowmeter gate valve and flowmeter check-valves；The flowmeter import is connect with flowmeter check-valves, stream
Gauge outlet is connect with flowmeter gate valve.
6. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The filter device
（5）Including at least filter and ball valve, filter rear and front end is equipped with ball valve.
7. a kind of coal bed gas cluster well skid-mounted unit according to claim 1, it is characterised in that：The fuel gas pressure regulation
Metering device（14）Including fuel gas pressure regulator valve, fuel gas stream gauge and fuel air lock valve；The fuel gas stream gauge import
It is connect with fuel gas pressure regulator valve, fuel gas flowmeter outlet is connect with fuel air lock valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802481.3U CN207776853U (en) | 2017-12-21 | 2017-12-21 | A kind of coal bed gas cluster well skid-mounted unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802481.3U CN207776853U (en) | 2017-12-21 | 2017-12-21 | A kind of coal bed gas cluster well skid-mounted unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207776853U true CN207776853U (en) | 2018-08-28 |
Family
ID=63227206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721802481.3U Active CN207776853U (en) | 2017-12-21 | 2017-12-21 | A kind of coal bed gas cluster well skid-mounted unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207776853U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086968A (en) * | 2017-12-21 | 2018-05-29 | 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 |
| 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 |
-
2017
- 2017-12-21 CN CN201721802481.3U patent/CN207776853U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086968A (en) * | 2017-12-21 | 2018-05-29 | 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 |
| CN108086968B (en) * | 2017-12-21 | 2024-04-30 | 西安长庆科技工程有限责任公司 | Coal bed gas cluster well skid-mounted device |
| 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 |
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