CN205991330U - A kind of width operating mode well head gas recovery compressor - Google Patents
A kind of width operating mode well head gas recovery compressor Download PDFInfo
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- CN205991330U CN205991330U CN201620873825.9U CN201620873825U CN205991330U CN 205991330 U CN205991330 U CN 205991330U CN 201620873825 U CN201620873825 U CN 201620873825U CN 205991330 U CN205991330 U CN 205991330U
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Abstract
The utility model discloses a kind of width operating mode well head gas recovery compressor, including base, frequency conversion motor is installed on base, compressor host, technique gas pipeline, cylinder, cooler, aerating post, described technique gas pipeline includes directly filling pipeline, admission line, one-level exhaust line, secondary inlet pipeline, secondary exhaust pipeline, process gas exhaust line, admission line is connected with the one stage of compression air inlet of cylinder, the one stage of compression air vent of cylinder and one-level exhaust line, it is connected with secondary inlet pipeline after the cooled device of one-level exhaust line, it is connected with aerating post with after process gas exhaust line after the cooled device of secondary exhaust pipeline, directly fill pipeline to be connected with aerating post, it is provided with switching valve between admission line and secondary inlet pipeline.Compressor admission pressure of the present utility model covers 3～20MPa, pressure at expulsion≤25MPa, have high straightening fill, single stage compress and three sets flow processs of two stages of compression, automatic switchover, meet the supercharging operating mode of different pressures.
Description
Technical field
This utility model is related to natural gas compressing field, more particularly, to a kind of width operating mode well head gas recovery compressor.
Background technology
Existing well head gas reuse compressor mostly is and is directed to individual well operating condition design at present, and immobilizing foundation is installed, and operating mode covers model
Enclose little poor mobility.Partial high pressure well head gas needs to enter compressor boost after expenditure and pressure, increased compressor power consumption,
Increase operating cost.Due to different, the outlying scattered well head natural gas tolerance of gas testing pilot production well head operating mode less it is desirable to well head
Gas reclaims compressor and has wider condition range and stronger travelling performance, reduces equipment investment expense.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of energy for the deficiency that above-mentioned prior art exists
Meet the wide operating mode well head gas recovery compressor of the supercharging operating mode of different pressures.
The technical scheme that this utility model is adopted is：A kind of width operating mode well head gas recovery compressor, including base,
Be installed on base frequency conversion motor, compressor host, technique gas pipeline, cylinder, cooler it is characterised in that：On base also
Be provided with aerating post, described technique gas pipeline include directly filling pipeline, admission line, one-level exhaust line, secondary inlet pipeline, two grades
Exhaust line, process gas exhaust line, described admission line is connected with the one stage of compression air inlet of cylinder, the one stage of compression of cylinder
Air vent is connected with one-level exhaust line, and one-level exhaust line is connected with the one-level cooling line inlet of cooler, secondary inlet
The outlet that one end of pipeline cools down pipeline with the one-level of cooler is connected, and the other end is connected with the two-stage compression air inlet of cylinder,
The two-stage compression air vent of cylinder is connected with secondary exhaust pipeline, after two grades of the cooled device of secondary exhaust pipeline cooling pipelines with
Process gas exhaust line is connected, and described process gas exhaust line is connected with aerating post, and the described pipeline that directly fills is connected with aerating post,
It is provided with switching valve between admission line and secondary inlet pipeline.
By technique scheme, it is additionally provided with ballast line and reflux pipeline, described ballast line one end and process gas aerofluxuss
Pipeline is connected, and the other end is connected with reflux pipeline by recycling can, and described reflux pipeline is connected with the air inlet of one-level cylinder.
By technique scheme, base is provided with PLC control cabinet, makes PLC control cabinet, aerating post and compressor prize collection altogether
Become.
By technique scheme, the admission line being connected with one-level cylinder air inlet is provided with intake valve, directly fills pipe
Line is provided with and directly fills valve, is provided with reflux inlet on reflux pipeline, is provided with feather valve in ballast line, in process gas exhaust line
It is provided with air bleeding valve.
By technique scheme, described admission line is connected with air intake filter, described process gas exhaust line and outlet
Filter is connected.
By technique scheme, described compressor host uses full symmetric balanced structure.
By technique scheme, described frequency conversion motor is connected with compressor using yielding coupling, and is furnished with flywheel.
Having the beneficial effect that acquired by this utility model：
1st, compressor admission pressure of the present utility model covers 3～20MPa, pressure at expulsion≤25MPa, has high straightening
Fill, single stage compress and three sets of flow processs of two stages of compression, automatically switch, meet the supercharging operating mode of different pressures；
2nd, pass through to arrange ballast line, reflux pipeline, make this utility model have non-emptying offloading functions, realize high pressure sky
So inside gas, unloading utilizes；
3rd, PLC control cabinet, aerating post and compressor are prized altogether, automatically control, gas boosting, natural gas charging function highly collect
Become, realize integral hoisting transport；
4th, in this utility model, compressor host adopts full symmetric balanced structure, has rotating speed high volume small vibration little
Feature；
5th, adopt frequency conversion motor to drive, control unit capacity by changing generating unit speed, simultaneously using yielding coupling
It is connected with compressor with flywheel.Make compressor operation more steady；
6th, compressor foundation-free installation and operation, mobile installation is strong, can repeatedly move resettlement.
Brief description
Fig. 1 is structure chart of the present utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, present embodiments providing a kind of width operating mode well head gas recovery compressor, including base 13, the bottom of at
Seat on be installed on frequency conversion motor 1, compressor host 3, technique gas pipeline, cylinder 6, cooler 7, PLC control cabinet 12, aerating post 9,
Air intake filter 4, surge tank 5, outlet filter 8, recycling can 10, wherein, compressor host 3 uses full symmetric balance knot
Structure, described frequency conversion motor 1 is connected with the bent axle of compressor host 3 using yielding coupling 2, and is furnished with flywheel.PLC control cabinet
12nd, aerating post 9 and compressor host 3 are prized integrated altogether, realize integral hoisting transport, and compressor host is furnished with acoustic hood, sound insulation
Cover is divided into compressor and two locellus of switch board, is furnished with aerating post 9 and the rain-proof awning of PLC control cabinet 12.Described process gas
Pipeline includes directly filling pipeline 27, admission line 20, one-level exhaust line 11, secondary inlet pipeline 21, secondary exhaust pipeline 23, work
Skill gas exhaust line 24, ballast line 25, reflux pipeline 22, the one stage of compression air inlet phase of described admission line 20 and cylinder
Even, the one stage of compression air vent of cylinder and one-level exhaust line 11, one-level exhaust line 11 cools down pipeline with the one-level of cooler 7
Entrance is connected, and the outlet that the one-level of one end of secondary inlet pipeline 21 and cooler cools down pipeline is connected, the other end and cylinder
Two-stage compression air inlet is connected, and the two-stage compression air vent of cylinder is connected with secondary exhaust pipeline 23, secondary exhaust pipeline 23 warp
Be connected with process gas exhaust line 24 after two grades of cooler cooling pipelines, described ballast line 25 one end and process gas exhaustor
Line 24 is connected, and the other end is connected with reflux pipeline 22 by recycling can 10, the air inlet of described reflux pipeline 22 and one-level cylinder
It is connected.Described process gas exhaust line 24 is connected with aerating post, and the described pipeline 26 that directly fills is connected with aerating post 9, with one-level gas
The admission line 20 that cylinder air inlet is connected is provided with intake valve 14, directly fills valve 17 directly filling to be provided with pipeline, in reflux pipeline 22
It is provided with reflux inlet 15, feather valve 19 is provided with ballast line 25, air bleeding valve 18 is provided with process gas exhaust line, entering
It is provided with switching valve 16 between gas pipeline and secondary inlet pipeline.
Wherein, PLC control cabinet 12 adopts positive pressure ventilating explosion-proof technology, has damping device with base 13 junction, responsible control
The operation such as automatically the opening/stop, report to the police of compressor processed, flow process switching, unloading, blowdown.
Wherein, cylinder 6 is adopted as forging cylinder, differential structure.It is capable of a cylinder and carry out single-stage and two-stage pressure
The Double-working-condition of contracting.4 portings of cylinder 6 are provided with surge tank 5.
Wherein, aerating post 9 is Explosion-proof Design, can be filled to two tank cars simultaneously, be furnished with tank car headstock simultaneously and fill
Pipette tips.
Wherein, recycling can 10 is horizontal installation, and during unloading, gases at high pressure enter ballast line through outlet filter 8 sewage draining exit and enter
Enter recycling can be unloaded, in recycling can when reloading, natural gas can enter admission line and be compressed.Recycling can 10 is provided with
Manual blowdown and safety vent device.
Wherein, full symmetric balance reciprocating compressor 3 is driven using frequency conversion motor 1, is realized by changing motor speed
The change of unit capacity, to meet the requirement of different well head yield.
Wherein, full symmetric balance reciprocating compressor 3 adopts full symmetric balanced structure, stress equalization during operating, shakes
Dynamic less, after being connected with base 13, can achieve scene foundation-free installation and operation.
Work process of the present utility model is：
When gas pressure is in below 8MPa, open compressor two-stage flow process, that is, open intake valve 14 and air bleeding valve 18, its
Remaining valve is turned off.Gas carries out one stage of compression by the one stage of compression air inlet that admission line 20 enters cylinder 6, gas after supercharging
Body enters cooler 7 by one-level exhaust line 11 and is cooled down, and the gas after cooling enters gas by secondary inlet pipeline 21
Cylinder 6 two-stage compression air inlet carries out two-stage compression, and discharge gas carries out cold again through secondary exhaust pipeline 23 entrance cooler
But, then discharge from process gas exhaust line 24, after outlet filter 8, tank car is filled by aerating post 9.
When gas pressure is in 8MPa～20MPa, carry out single stage compress, that is, open intake valve 14, switching valve 16, air bleeding valve
18, remaining valve is turned off, and gas simultaneously enters cylinder one stage of compression air inlet and two-stage compression air inlet by admission line 20
Mouthful, one stage of compression air inlet lifts and does not compress, and only makees gas passage, carries out single stage compress by two-stage compression air inlet, arranges
Go out gas to cool down by secondary exhaust pipeline 23 entrance cooler 7, after outlet filter 8, groove is filled by aerating post 9
Car.
When gas pressure is more than 20MPa, directly filled flow process, that is, compressor does not start, open and directly fill valve 17, remaining valve
Door is turned off, and high pressure gas directly fill tank car by directly filling pipeline 27 entrance aerating post 9；
Fill when completing unloading, open feather valve 19 and reflux inlet 15, remaining valve is turned off, gases at high pressure pass through unloading
Pipeline 25 is discharged into recycling can 10, and the gas reloading rear recycling can 10 reenters compressor and is circulated.
Whole compression filling process is all automatically controlled by PLC control cabinet 12.
Claims (7)
1. a kind of width operating mode well head gas recovery compressor, including base, is installed on frequency conversion motor, compression owner on base
Machine, technique gas pipeline, cylinder, cooler it is characterised in that：Aerating post is additionally provided with base, described technique gas pipeline includes
Directly fill pipeline, admission line, one-level exhaust line, secondary inlet pipeline, secondary exhaust pipeline, process gas exhaust line, described
Admission line is connected with the one stage of compression air inlet of cylinder, and the one stage of compression air vent of cylinder is connected with one-level exhaust line, and one
Level exhaust line is connected with the one-level cooling line inlet of cooler, and one end of secondary inlet pipeline is cooled down with the one-level of cooler
The outlet of pipeline is connected, and the other end is connected with the two-stage compression air inlet of cylinder, and the two-stage compression air vent of cylinder and two grades are arranged
Gas pipeline is connected, and is connected with process gas exhaust line after two grades of cooling pipelines of the cooled device of secondary exhaust pipeline, described technique
Gas exhaust line is connected with aerating post, and the described pipeline that directly fills is connected with aerating post, between admission line and secondary inlet pipeline
It is provided with switching valve.
2. according to claim 1 width operating mode well head gas recovery compressor it is characterised in that：Be additionally provided with ballast line and
Reflux pipeline, described ballast line one end is connected with process gas exhaust line, and the other end is connected with reflux pipeline by recycling can,
Described reflux pipeline is connected with the air inlet of one-level cylinder.
3. according to claim 1 and 2 width operating mode well head gas recovery compressor it is characterised in that：Base is provided with
PLC control cabinet, makes PLC control cabinet, aerating post and compressor prize altogether integrated.
4. according to claim 2 width operating mode well head gas recovery compressor it is characterised in that：With one-level cylinder intake
The admission line that mouth is connected is provided with intake valve, directly fills valve directly filling to be provided with pipeline, is provided with reflux inlet on reflux pipeline,
Ballast line is provided with feather valve, is provided with air bleeding valve on process gas exhaust line.
5. according to claim 1 and 2 width operating mode well head gas recovery compressor it is characterised in that：Described admission line
It is connected with air intake filter, described process gas exhaust line is connected with outlet filter.
6. according to claim 1 and 2 width operating mode well head gas recovery compressor it is characterised in that：Described compression owner
Machine uses full symmetric balanced structure.
7. according to claim 1 and 2 width operating mode well head gas recovery compressor it is characterised in that：Described frequency conversion motor
It is connected with compressor host using yielding coupling, and be furnished with flywheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620873825.9U CN205991330U (en) | 2016-08-12 | 2016-08-12 | A kind of width operating mode well head gas recovery compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620873825.9U CN205991330U (en) | 2016-08-12 | 2016-08-12 | A kind of width operating mode well head gas recovery compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991330U true CN205991330U (en) | 2017-03-01 |
Family
ID=58107642
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620873825.9U Active CN205991330U (en) | 2016-08-12 | 2016-08-12 | A kind of width operating mode well head gas recovery compressor |
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| Country | Link |
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| CN (1) | CN205991330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202727A (en) * | 2021-04-13 | 2021-08-03 | 中国石油化工集团有限公司 | Well head pressure boost reciprocating natural gas compressor set |
| CN115405860A (en) * | 2022-08-17 | 2022-11-29 | 成都展望能源机械有限公司 | Explosion-proof type flue gas dehydration supercharging device |
-
2016
- 2016-08-12 CN CN201620873825.9U patent/CN205991330U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202727A (en) * | 2021-04-13 | 2021-08-03 | 中国石油化工集团有限公司 | Well head pressure boost reciprocating natural gas compressor set |
| CN115405860A (en) * | 2022-08-17 | 2022-11-29 | 成都展望能源机械有限公司 | Explosion-proof type flue gas dehydration supercharging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Patentee after: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch Address before: 430040 Hubei province Wuhan Dongxihu Wujiashan Tianyuan Road No. 999 Patentee before: COMPRESSOR BRANCH, SINOPEC OILFIELD EQUIPMENT Corp. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171009 Address after: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT Corp. Patentee after: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch Address before: 430040 No. 999 Tianyuan Road, Dongxihu District, Wuhan, Hubei Patentee before: Sinopec Petroleum Machinery Co.,Ltd. Sanji Branch |
|
| TR01 | Transfer of patent right |