CN206715497U - A kind of underwater combined type natural gas gas-liquid separation device - Google Patents
A kind of underwater combined type natural gas gas-liquid separation device Download PDFInfo
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- CN206715497U CN206715497U CN201720225490.4U CN201720225490U CN206715497U CN 206715497 U CN206715497 U CN 206715497U CN 201720225490 U CN201720225490 U CN 201720225490U CN 206715497 U CN206715497 U CN 206715497U
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- combined type
- liquid separation
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000007788 liquid Substances 0.000 title claims abstract description 58
- 239000003345 natural gas Substances 0.000 title claims abstract description 38
- 238000000926 separation method Methods 0.000 title claims abstract description 20
- 238000005192 partition Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000007791 liquid phase Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000004581 coalescence Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
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- Separating Particles In Gases By Inertia (AREA)
Abstract
It the utility model is related to a kind of underwater combined type natural gas gas-liquid separation device, it is characterised in that：It includes air inlet pipeline and multiple separator single tubes, and the port of export of the air inlet pipeline has multiple air intake branch roads；Each separator single tube is separated into exhaust chamber, liquid collecting room, inlet plenum and drainage chamber successively from the top down by the first to the 3rd dividing plate, and is respectively arranged with valve in first partition and the 3rd dividing plate；The catheter for connecting the liquid collecting room and drainage chamber is provided with the inlet plenum, the eddy flow core pipe for connecting the exhaust chamber and inlet plenum is provided with the liquid collecting room；Each air intake branch road on the air inlet pipeline is connected with the inlet plenum of each separator single tube.
Description
Technical field
A kind of natural gas gas-liquid separation equipment is the utility model is related to, more particularly to a kind of underwater combined type natural gas gas
Liquid separating apparatus.
Background technology
With advances in technology and international community is to the demand of natural gas energy resource, the construction of natural gas fields by land to underwater,
By shallow water to deep water.The construction of natural gas fields is generally accompanied by NGL and water, and NGL and water are in natural gas
It can cause to flow security risk, the particularly conveying of long range tieback or standpipe tieback deep water platform in course of conveying.For production
The less gas field of water, it can be then delivered to platform by injecting the hydrate inhibitors such as ethylene glycol under water and carry out natural gas gas
Liquid separating treatment；For High water cut gas field, not only hydrate inhibitor demand is big, costly, but also can greatly increase conveying
Pressure, pressure is caused to produce to the flow production in gas field, shut-in pressure is high even can not the adverse effect such as flow production.Therefore, for
High water cut gas field needs to be separated under water.
Underwater separator will subject very big external pressure, if separator chamber relative to land or platform separator
Body diameter is with land, then wall thickness will be very thick, and not only cost is high, but also it is very big that construction, installation etc. can be given to bring
Inconvenience, cause the investment of integrated engineering expense too high.
The content of the invention
In view of the above-mentioned problems, the purpose of this utility model be to provide one kind can make natural gas gas-liquid efficiently separate under water and
The big underwater combined type natural gas gas-liquid separation device for the treatment of capacity.
To achieve the above object, the utility model uses following technical scheme：A kind of underwater combined type natural gas gas-liquid point
From device, it is characterised in that：It includes air inlet pipeline and multiple separator single tubes, and the port of export of the air inlet pipeline is with more
Individual air intake branch road；Each separator single tube is separated into exhaust chamber, collection successively from the top down by the first to the 3rd dividing plate
Liquid room, inlet plenum and drainage chamber, and it is respectively arranged with valve in first partition and the 3rd dividing plate；Set in the inlet plenum
The catheter for connecting the liquid collecting room and drainage chamber is equipped with, is provided with the liquid collecting room for connecting the exhaust chamber
With the eddy flow core pipe of inlet plenum；Each air intake branch road and the institute of each separator single tube on the air inlet pipeline
State inlet plenum connection.
The exhaust chamber of each separator single tube is connected by exhaust branch pipe road with gas exhaust piping, each described point
The drainage chamber from device single tube is connected by drain branch pipe road with drain line.
Multiple air intake branch curb circumferencial directions are distributed in the port of export of the air inlet pipeline, in each air inlet
Control valve is set on bye-pass, one end of the inlet plenum is stretched into using the elbow at 0~90 ° of angle in each air intake branch road,
The elbow direction is towards the lower section of the inlet plenum, and using being obliquely installed, the valve is arranged on described the 3rd dividing plate
Inclination low spot on 3rd dividing plate.
The valve uses check valve.
Setting silk screen in the exhaust chamber of the separator single tube.
The eddy flow core pipe includes conduit and eddy flow mechanism, and the bottom inner portion of the conduit sets the eddy flow mechanism,
On the conduit a plurality of discharge opeing latasuture is uniformly arranged in the side wall above the eddy flow mechanism.
The eddy flow mechanism includes deflection cone and uniform multiple makes rotation along the circumferencial direction of the deflection cone middle part of sliding channel
Blade.
The conduit includes air inlet section conduit and exhaust section conduit, and the exhaust section conduit diameter is led less than the air inlet section
The diameter of pipe, the air inlet section conduit are socketed in the bottom of the exhaust section conduit.
A diameter of 300~600mm of the separator single tube, it is highly 1500~5000mm.
For the utility model due to taking above technical scheme, it has advantages below：1st, the utility model passes through an air inlet
Pipeline connects multiple separator single tubes, is divided into multiple chambers in each separator single tube, saturated gas pass through each chamber successively
Gas-liquid separation is carried out, natural gas gas-liquid can not only be reached and efficiently separated under water, and the treating capacity of natural gas can be improved, is fitted
Exploitation for High water cut Shui Hai gas fields.2nd, the utility model sets control valve on air intake branch road, and air intake branch road is stretched into
One end of inlet plenum uses 0~90 ° of elbow, and elbow is down, and the 3rd dividing plate, can be according to gas field aerogenesis using being obliquely installed
The number of the separator single tube of size control air inlet pipeline connection is measured, ensures that each separator single tube is in higher processing and imitated
Rate, meanwhile, gas containing liquid enters inlet plenum can carry out gas-liquid separation under inertia and Action of Gravity Field, can further improve gas
The separative efficiency of liquid.3rd, valve of the present utility model uses check valve, prevents the backflow phenomenon of gas-liquid from occurring, in each separator
Silk screen is set in the exhaust chamber of single tube, gas-liquid separation further can be carried out to natural gas, improve the natural gas gas of whole device
Liquid separative efficiency.4th, eddy flow core pipe of the present utility model includes conduit and eddy flow mechanism, and conduit is divided into air inlet section conduit and exhaust
Section conduit, air inlet section conduit are socketed in the bottom of exhaust section conduit, and eddy flow mechanism is arranged on the bottom of air inlet section conduit, in air inlet
A plurality of discharge opeing latasuture is set on section conduit in the side wall of the top of eddy flow mechanism, and natural gas containing liquid is through the centrifugation point of eddy flow mechanism
From the liquid phase isolated shifts through discharge opeing latasuture, and conduit of the gas phase through reducing rapidly enters exhaust chamber, can make natural gas containing liquid
Liquid efficiently separates, and improves whole device separative efficiency.5th, a diameter of 300~600mm of separator single tube of the present utility model is high
Spend and built conveniently for 1500~5000mm, its low cost, installation, the investment of integrated engineering expense can be reduced.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is eddy flow core pipe cross-sectional view of the present utility model.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1 and Figure 2, according to underwater combined type natural gas gas-liquid separation device proposed by the present invention, it includes air inlet
Pipeline 1 and multiple separator single tubes 2, and the port of export of air inlet pipeline 1 has along the circumferential direction uniform multiple air intake branch roads
11.Each separator single tube 2 is separated into exhaust chamber 21, liquid collecting room 22, the and of inlet plenum 23 by dividing plate 25-27 successively from the top down
Drainage chamber 24, and it is respectively arranged with valve 5 on dividing plate 25 and dividing plate 27.It is provided with inlet plenum 23 for connecting liquid collecting
Room 22 and the catheter 6 of drainage chamber 24, are provided with the eddy flow core for connecting exhaust chamber 21 and inlet plenum 23 in liquid collecting room 22
Pipe 7.Each air intake branch road 11 on air inlet pipeline 1 is connected with the inlet plenum 23 of each separator single tube 2.
Further, in order to preferably collect natural gas and the liquid isolated after processing, each separator single tube 2
Exhaust chamber 21 is connected by exhaust branch pipe road 31 with gas exhaust piping 3, and the drainage chamber 24 of each separator single tube 2 passes through drain branch pipe
Road 41 is connected with drain line 4.
Further, the control valve 8 by hydraulic control or electric control is set on air intake branch road 11, can be according to day
The quantity of separator single tube 2 under right gas gas field gas production control working condition, with ensure separator single tube 2 remain at compared with
High treatment effeciency, so as to ensure the treatment effeciency of whole device.
Further, one end of inlet plenum 23 is stretched into using the elbow at 0~90 ° of angle, elbow side in each air intake branch road 11
To the lower section towards inlet plenum 23, and dividing plate 27, using being obliquely installed, valve 5 is arranged on the inclination low spot on dividing plate 27.Profit
Enter the effect of inertia of inlet plenum 23 and Action of Gravity Field with natural gas containing liquid and carry out gas-liquid separation, the liquid pools in inlet plenum 23 arrive
The porch of valve 5 on dividing plate 27, open the liquid of valve 5 and flow into drainage chamber 24, gas phase is upwardly into eddy flow core pipe 7 and carried out down
The processing of one step.
Further, valve 5 uses check valve, can prevent the backflow phenomenon of gas-liquid from occurring.
Further, the setting silk screen 9 in the exhaust chamber 21 of separator single tube 2, the natural gas into exhaust chamber 21
Still have a small amount of droplet for failing to separate, droplet run into silk screen after coalescence be changed into big drop, then drip, when falling
Enter liquid collecting room 22 through the valve 5 on dividing plate 25 when the drop come is enough, drain into drainage chamber 24 by catheter 6, realize day
The further gas-liquid separation processing of right gas.
Further, eddy flow core pipe 7 includes conduit 71 and eddy flow mechanism 72, and the bottom inner portion of conduit 71 sets eddy flow mechanism
72, a plurality of discharge opeing latasuture 711 is uniformly arranged in the side wall above eddy flow mechanism 72 on conduit 71, natural gas containing liquid is through rotation
Stream mechanism 72 centrifuges, and liquid gathers to liquid collecting room 22 through discharge opeing latasuture 711, then drains into drainage chamber 24 through catheter 6.
Further, eddy flow mechanism 72 includes deflection cone a and uniformly more along the circumferencial direction of deflection cone a middle part of sliding channel
It is individual to make vane piece b.
Further, conduit 71 includes air inlet section conduit 712 and exhaust section conduit 713, and the diameter of exhaust section conduit 713 is small
In the diameter of air inlet section conduit 712, air inlet section conduit 712 is socketed in the bottom of exhaust section conduit 713, in this way, from air inlet
The gas flow rate that section conduit 712 enters exhaust section conduit 713 improves, and then accelerates gas and be transferred to exhaust chamber 21.
Further, a diameter of 300~600mm of separator single tube 2, it is highly 1500~5000mm.
It is of the present utility model as follows using process：Underwater gas field natural gas containing liquid enters air inlet pipeline 1, and remote operation is opened
Control valve 8, natural gas containing liquid are diverted to the inlet plenum 23 of multiple separator single tubes 2 through air intake branch road 11, and natural gas containing liquid exists
Condense out liquid phase on the tube wall and dividing plate 27 of the inlet plenum 23 of separator single tube 2, final liquid phase converge on dividing plate 27 and through every
Valve 5 on plate 27 drains into drainage chamber 24, and the liquid phase in drainage chamber 24 converges to drain line 4 through drain branch pipe road 41 and discharged；
The liquid phase not separated enters eddy flow core pipe 7 with natural gas, and the liquid phase not separated is in the case where making vane piece a centrifugal action
Liquid collecting room 22 is converged to through discharge opeing latasuture 711, drains into drainage chamber 24 by catheter 6, gas phase enters exhaust chamber 21；Into exhaust
Natural gas in room 21 still have a small amount of liquid phase for failing to separate, liquid phase run into silk screen 9 after coalescence be changed into big drop, then
Drippage, the valve 5 when the drop fallen is enough on dividing plate 25 are opened, and liquid phase drains into liquid collecting room 22 through catheter 6
Drainage chamber 24, the liquid phase in drainage chamber 24 converge to drain line 4 by drain branch pipe road 41 and discharged；The row of separator single tube 2
Gas phase in air chamber 21 is transferred to outside after exhaust branch pipe road 31 converges to gas exhaust piping 3.
The utility model is only illustrated with above-described embodiment, and structure, set location and its connection of each part are all can
With what is be varied from.It is all that individual part is carried out according to the utility model principle on the basis of technical solutions of the utility model
Improvement or equivalents, should not exclude outside the scope of protection of the utility model.
Claims (9)
- A kind of 1. underwater combined type natural gas gas-liquid separation device, it is characterised in that：It includes air inlet pipeline and multiple separators Single tube, and the port of export of the air inlet pipeline has multiple air intake branch roads；Each separator single tube passes through first to Three dividing plates are separated into exhaust chamber, liquid collecting room, inlet plenum and drainage chamber successively from the top down, and in first partition and the 3rd dividing plate On be respectively arranged with valve；The catheter for connecting the liquid collecting room and drainage chamber is provided with the inlet plenum, in institute State the eddy flow core pipe being provided with liquid collecting room for connecting the exhaust chamber and inlet plenum；It is each described on the air inlet pipeline Air intake branch road is connected with the inlet plenum of each separator single tube.
- A kind of 2. underwater combined type natural gas gas-liquid separation device as claimed in claim 1, it is characterised in that：Each described point The exhaust chamber from device single tube is connected by exhaust branch pipe road with gas exhaust piping, the discharge opeing of each separator single tube Room is connected by drain branch pipe road with drain line.
- A kind of 3. underwater combined type natural gas gas-liquid separation device as claimed in claim 1 or 2, it is characterised in that：Multiple institutes The port of export that air intake branch curb circumferencial direction is distributed in the air inlet pipeline is stated, control is set on each air intake branch road One end of the inlet plenum is stretched into using the elbow at 0~90 ° of angle, the elbow direction court in valve processed, each air intake branch road To the lower section of the inlet plenum, for the 3rd dividing plate using being obliquely installed, the valve is arranged on inclining on the 3rd dividing plate Oblique low spot.
- A kind of 4. underwater combined type natural gas gas-liquid separation device as claimed in claim 1, it is characterised in that：The valve is adopted Use check valve.
- A kind of 5. underwater combined type natural gas gas-liquid separation device as claimed in claim 1 or 2, it is characterised in that：Described Setting silk screen in the exhaust chamber of separator single tube.
- A kind of 6. underwater combined type natural gas gas-liquid separation device as claimed in claim 1, it is characterised in that：The eddy flow core Pipe includes conduit and eddy flow mechanism, and the bottom inner portion of the conduit sets the eddy flow mechanism, positioned at described on the conduit A plurality of discharge opeing latasuture is uniformly arranged in side wall above eddy flow mechanism.
- A kind of 7. underwater combined type natural gas gas-liquid separation device as claimed in claim 6, it is characterised in that：The eddy flow machine Structure includes deflection cone and uniform multiple makes vane piece along the circumferencial direction of the deflection cone middle part of sliding channel.
- A kind of 8. underwater combined type natural gas gas-liquid separation device as claimed in claim 6, it is characterised in that：The conduit bag Air inlet section conduit and exhaust section conduit are included, the exhaust section conduit diameter is less than the diameter of the air inlet section conduit, the air inlet Section conduit is socketed in the bottom of the exhaust section conduit.
- A kind of 9. underwater combined type natural gas gas-liquid separation device as claimed in claim 1, it is characterised in that：The separator A diameter of 300~600mm of single tube, it is highly 1500~5000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225490.4U CN206715497U (en) | 2017-03-09 | 2017-03-09 | A kind of underwater combined type natural gas gas-liquid separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225490.4U CN206715497U (en) | 2017-03-09 | 2017-03-09 | A kind of underwater combined type natural gas gas-liquid separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206715497U true CN206715497U (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720225490.4U Active CN206715497U (en) | 2017-03-09 | 2017-03-09 | A kind of underwater combined type natural gas gas-liquid separation device |
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| Country | Link |
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| CN (1) | CN206715497U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731248A (en) * | 2017-03-09 | 2017-05-31 | 中国海洋石油总公司 | A kind of combined type natural gas gas-liquid separation device and method under water |
| CN109609229A (en) * | 2019-01-29 | 2019-04-12 | 郑州新领豫智能科技有限公司 | Gas-liquid separation device is used in a kind of production of natural gas |
| CN115282744A (en) * | 2022-08-04 | 2022-11-04 | 合肥科安设备安装有限公司 | Natural Gas Recovery Unit |
-
2017
- 2017-03-09 CN CN201720225490.4U patent/CN206715497U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731248A (en) * | 2017-03-09 | 2017-05-31 | 中国海洋石油总公司 | A kind of combined type natural gas gas-liquid separation device and method under water |
| CN109609229A (en) * | 2019-01-29 | 2019-04-12 | 郑州新领豫智能科技有限公司 | Gas-liquid separation device is used in a kind of production of natural gas |
| CN115282744A (en) * | 2022-08-04 | 2022-11-04 | 合肥科安设备安装有限公司 | Natural Gas Recovery Unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: China National Offshore Oil Corporation |
|
| CP01 | Change in the name or title of a patent holder |