CN202250020U - Skid-mounted gas-liquid airtight separation device for cluster well field oil test and production - Google Patents
Skid-mounted gas-liquid airtight separation device for cluster well field oil test and production Download PDFInfo
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- CN202250020U CN202250020U CN 201120295167 CN201120295167U CN202250020U CN 202250020 U CN202250020 U CN 202250020U CN 201120295167 CN201120295167 CN 201120295167 CN 201120295167 U CN201120295167 U CN 201120295167U CN 202250020 U CN202250020 U CN 202250020U
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- liquid
- gas
- cavity
- backwash
- well field
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Abstract
The utility model relates to a special skid-mounted gas-liquid airtight separation device for cluster well field oil test and production. Wellhead discharge is subject to buffering separation; raw oil settled after the separation is conveyed to in-station storage equipment through a pipeline; wellhead associated gas is conveyed into an emptying area through a pipeline; and bottom sediment is discharged to a related treatment container after being swept through a back washing pipeline. The special skid-mounted gas-liquid airtight separation device is small-sized skid-mounted separation equipment integrated with the functions of buffering, separation and back washing, is convenient to transport by adopting a skid-mounted structure, can reduce the potential hazard that fluid is generated during suction liquor drainage in the present well field oil test and production, and improves the oil-gas airtightness.
Description
Technical field
The utility model relates to and is mainly used in oil field shaft mouth operation operation technique; The well head effluent is separated through buffering; Make the crude oil behind the separate and subside be delivered to the station internal memory devices through pipeline; The well head associated gas is in pipeline is delivered to the emptying district; Basic sediment drains into the relevant treatment container through after the backwash pipeline cleaning, definite say so a kind of have buffering, separations, and backwashing function in the small-sized sledge dress separation equipment of one, the sledge that the formation testing of promptly a kind of cluster well field is gone into operation is adorned the airtight separation of gas-liquid and is adorned.
Background technology
Pin is owing to the high oil-gas ratio block that occurs in the oil field development, leading water filling zone and big well group, and the security risk increase to formation testing is gone into operation and brought needs development totally-enclosed formation testing operation technology and equipment.According to the scene is understood, generally before the oil well access process, it is 20～30m that liquid measure is discharged in wellsite operation
3, and pressure is lower during formation testing; When going into operation, recover because of subsurface pressure, well head effluent pressure is higher, is generally 2～3MPa.The well head effluent directly inserts the about 30m of volume at present
3Horizontal round can or 38m
3The square chest storage, the roping of liquid automobile, associated gas directly discharges atmosphere, has potential safety hazard.
In order to eliminate long celebrating oilfield before not being connected into flow process, the disaster hidden-trouble of produced fluid when pumping discharge opeing and the discharge opeing of operation open flow to reach the purpose that reduces security risk, is developed this equipment.
Summary of the invention
The purpose of the utility model provides a kind of skid, has gas-liquid separating function, a backwashing function fast; The airtight separator of sledge dress gas-liquid that the cluster well field formation testing of convenient in carrying is gone into operation; Simple to operate, multiple functional, safe and reliable, investment is hanged down in the time of can reducing the formation testing of present well site, operation, the hidden danger of produced fluid when pumping discharge opeing and the discharge opeing of operation open flow; Improve oil-gas closed rate, realize well head effluent buffering, separate, reach the integrated of backwash.
So; The utility model provides a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for; Comprise cavity; Its special character is, this device also comprise the first end socket top that is arranged on said cavity the liquid-inlet device, to be arranged on said cavity axis above and be fixed on gas rectifying device on the cavity top inner wall, be arranged near the gas vent device at the cavity top second end socket of the said cavity other end and be arranged on the back purge system of said cavity bottom; Said liquid-inlet device, gas vent device and back purge system all are arranged in the cavity; Said cavity bottom is provided with oil-out.
The aforesaid liquid inlet device mainly is made up of cyclone separating tube, tangential nozzle, liquid-inlet flange and buffer board, and wherein, the upper end of cyclone separating tube is through tangential nozzle and liquid-inlet flange UNICOM; Buffer board is arranged on the lower end of cyclone separating tube, and tilts to be welded on the inwall of cavity.
Above-mentioned buffer board becomes 50 ° of angles to be welded on the cavity inner wall under oblique with the axis of cavity.
All weld through strengthening supporting with the first end socket inwall middle part of above-mentioned cyclone separating tube and lower end.
The above-mentioned gas fairing mainly is made up of snakelike plate group and angle steel bracing ring, and the semicircle framework that snakelike plate group is formed with the angle steel bracing ring is welded on the cavity inner wall.
Above-mentioned snakelike plate group is a groove type.
The above-mentioned gas fairing is arranged at 0.7 times of cavity total length of distance first end socket place.
The above-mentioned gas means of egress mainly by the gas vent flange that is arranged on gas vent upper end, be arranged near the fixed support the gas vent lower end and form through the mist silk screen of catching that this fixed support is fixed on the gas vent lower end.
Above-mentioned back purge system mainly is made up of back purge system support, backwash distributive pipe, backwash suction flange and backwash nozzle; Wherein, The backwash distributive pipe supports through back purge system and is welded in cavity bottom; Backwash suction flange and backwash distributive pipe UNICOM, the backwash nozzle is arranged on the backwash distributive pipe.
Above-mentioned backwash nozzle is four groups, evenly is arranged on the backwash distributive pipe; Every group of backwash nozzle is made up of two orthogonal backwash nozzles.
The advantage of the utility model: have gas-liquid separating function, backwashing function fast; The integrating device of convenient in carrying; Simple to operate, multiple functional, safe and reliable, investment is hanged down in the time of can reducing the formation testing of present well site, operation, the hidden danger of produced fluid when pumping discharge opeing and the discharge opeing of operation open flow; Improve oil-gas closed rate, realize well head effluent buffering, separate, reach the integrated of backwash.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further:
Fig. 1: the airtight separator structural representation of sledge dress gas-liquid;
Fig. 2: liquid-inlet device sketch map;
Fig. 3: gas rectifying device sketch map;
Fig. 4: gas vent device sketch map;
Fig. 5: back purge system sketch map.
Among the figure: 1, gas vent flange; 2, fixed support; 3, catch the mist silk screen; 4, angle steel bracing ring; 5, snakelike plate group; 6, cyclonic separation cylindrical shell; 7, tangential nozzle; 8, liquid-inlet flange; 9,90, strengthen supporting; 10, buffer board; 11, sledge seat; 12,120,121, back purge system supports; 13, backwash distributive pipe; 14, backwash suction flange; 15,150,151,152, the backwash nozzle; 16, oil-out; 17, cavity; 18, first end socket; 19, second end socket.
The specific embodiment
Referring to Fig. 1; The airtight separator of sledge dress gas-liquid that is used for the formation testing operation of cluster well field that present embodiment provided; Comprise cavity 17, be arranged on first end socket, 18 tops of cavity 17 the liquid-inlet device, to be arranged on cavity 17 axis above and be fixed on gas rectifying device on the top inner wall of cavity 17, be arranged near the gas vent device at cavity 17 tops second end socket 19 of cavity 17 other ends and be arranged on the back purge system of cavity 17 bottoms; Liquid-inlet device, gas vent device and back purge system all are arranged in the cavity 17; Cavity 17 bottoms are provided with flanged (FLGD) oil-out 16.
As shown in Figure 2, the liquid-inlet device mainly is made up of cyclone separating tube 6, tangential nozzle 7, liquid-inlet flange 8 and buffer board 10, and wherein, the upper end of cyclone separating tube 6 is through tangential nozzle 7 and liquid-inlet flange 9 UNICOMs; The middle part of cyclone separating tube 6 and lower end are all through strengthening supporting 9,90 and first envelope, 18 inwall welding.Buffer board 10 is arranged on the lower end of cyclone separating tube 6; And tilt to be welded on the inwall of cavity; It should be noted that buffer board 10 becomes 50 ° of angles to be welded on the cavity inner wall under oblique with the axis of cavity, specifically is that buffer board 10 oblique having a down dip make its inclined-plane towards first end socket 18 among embodiment this time.
As shown in Figure 3, gas rectifying device mainly is made up of with angle steel bracing ring 4 snakelike plate group 5, and the semicircle framework that snakelike plate group 5 is formed with angle steel bracing ring 4 is welded on the cavity inner wall.Snakelike plate group 5 is groove types, in order in certain space, to increase the coalescence effect of gas through distance in the gasotron and raising liquid; Gas is during through snakelike plate group 5, and gas direction of passage and hydrops Return-ing direction are orthogonal, have avoided drop to be taken away by gas.
The distance of the whole gas rectifying device and first end socket 18 is total lengths of 0.7 times of cavity.
Referring to Fig. 4, the gas vent device mainly by the gas vent flange 1 that is arranged on gas vent upper end, be arranged near the fixed support 2 the gas vent lower end and form through the mist silk screen 3 of catching that this fixed support is fixed on the gas vent lower end.
As shown in Figure 5; Back purge system mainly supports 12,120,121 by back purge system; Backwash distributive pipe 13, backwash suction flange 14 and backwash nozzle 15,150,151 and 152 are formed, and wherein, backwash distributive pipe 13 supports 12,120,121 through back purge system and is welded in cavity bottom; Backwash suction flange 14 and backwash distributive pipe 13 UNICOMs; Backwash nozzle 15,150,151 and 152 is arranged on the backwash distributive pipe, and backwash nozzle 15,150,151 and 152 is four groups, evenly is arranged on the backwash distributive pipe 13; For better cleaning equipment basic sediment, every group of backwash nozzle is made up of two orthogonal backwash nozzles.
The airtight separator of whole sledge dress gas-liquid is installed on the sledge seat 11, guarantees to put stable.
Below specify the realization of the object of the invention:
Well head comes oil pipeline flange and this sledge to install fully, and liquid-inlet flange 8 links to each other; Liquid reaches the first separation of gas-liquid through cyclonic separation cylindrical shell 6 back crusherbull zone plates 10 through tangential nozzle 7; In 0.7 times of distance of equipment length overall 5 pairs of above gases of equipment center axis of snakelike plate group are set and carry out secondary separation; Last gas is disposed to safety vent zone through the gas line that is connected with gas vent flange 1 through catching after mist silk screen 3 separates for the third time; After device interior liquid level process metering this moment, be delivered to storage facilities in the station through the pipeline that is connected with oil-out flange 16, thereby reach the purpose of Oil-gas Separation; Regularly liquid or gas are injected the backwash distributive pipe 13 that is connected with backwash suction flange 14; Wash through 15,150,151 and 152 pairs of device bottom of backwash nozzle then, when reaching cleaning basic sediment purpose, can reduce parking maintenance equipment probability purpose again.Through the realization of this equipment above-mentioned functions, make the scene when going into operation, can realize the totally-enclosed formation testing, eliminate site safety hidden danger.
During work; Well head comes liquid at first to carry out cyclonic separation through the liquid-inlet device; Make gas escape from cyclone separating tube 6 tops; Liquid collision buffer board 10 arrives device bottom; After this device interior top gas snakelike plate group 5 of passing gas rectifying device makes the liquid that carries in the gas after coalescence, fall into device bottom along snakelike plate group 5, and last gas passes from bottom to top catches mist silk screen 3 backs and be delivered to the safety vent zone through the gas line that is connected with gas vent flange 1 in the gas vent device; The device interior liquid level through metering after, be delivered to storage facilities in the station through the pipeline that is connected with oil-out flange 16, produce eddy current when preventing that equipment liquid from effluxing, in the device interior that is connected with oil-out flange 16 is taken over, be provided with anti-eddy current blend stop; The scene is injected the backwash distributive pipe 13 that is connected with backwash suction flange 14 according to actual conditions with the backwash medium when equipment cleans, and washes through 15 pairs of device bottom of backwash nozzle then.
Well head as shown in Figure 2 comes liquid along the inwall of cyclonic separation cylindrical shell 6 liquid to be centrifugalized through tangential entry 7, and gas is escaped along cyclonic separation cylindrical shell 6 tops.In order to increase the application life that wind separates cylindrical shell 6, this selects the thickening cylindrical shell as cyclonic separation cylindrical shell 6, and controls selected cylinder inboard wall surface roughness.
Claims (10)
1. one kind is used for the airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation; Comprise cavity, it is characterized in that: this device also comprise the first end socket top that is arranged on said cavity the liquid-inlet device, to be arranged on said cavity axis above and be fixed on gas rectifying device on the cavity top inner wall, be arranged near the gas vent device at the cavity top second end socket of the said cavity other end and be arranged on the back purge system of said cavity bottom; Said liquid-inlet device, gas vent device and back purge system all are arranged in the cavity; Said cavity bottom is provided with oil-out.
2. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 1; It is characterized in that: said liquid-inlet device mainly is made up of cyclone separating tube, tangential nozzle, liquid-inlet flange and buffer board; Wherein, the upper end of cyclone separating tube is through tangential nozzle and liquid-inlet flange UNICOM; Buffer board is arranged on the lower end of cyclone separating tube, and tilts to be welded on the inwall of cavity.
3. a kind of airtight separator of sledge dress gas-liquid that cluster well field formation testing is gone into operation that is used for as claimed in claim 2 is characterized in that: said buffer board becomes 50 ° of angles to be welded on the cavity inner wall under oblique with the axis of cavity.
4. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 2, it is characterized in that: the middle part of said cyclone separating tube and lower end are all through strengthening support and the welding of the first end socket inwall.
5. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 1; It is characterized in that: said gas rectifying device mainly is made up of snakelike plate group and angle steel bracing ring, and the semicircle framework that snakelike plate group is formed with the angle steel bracing ring is welded on the cavity inner wall.
6. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 5, it is characterized in that: said snakelike plate group is a groove type.
7. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 5, it is characterized in that: said gas rectifying device is arranged at 0.7 times of cavity total length of distance first end socket place.
8. a kind of airtight separator of sledge dress gas-liquid that cluster well field formation testing is gone into operation that is used for as claimed in claim 1 is characterized in that: said gas vent device mainly by the gas vent flange that is arranged on the gas vent upper end, be arranged near the fixed support the gas vent lower end and form through the mist silk screen of catching that this fixed support is fixed on the gas vent lower end.
9. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 1; It is characterized in that: said back purge system mainly is made up of back purge system support, backwash distributive pipe, backwash suction flange and backwash nozzle; Wherein, The backwash distributive pipe supports through back purge system and is welded in cavity bottom, backwash suction flange and backwash distributive pipe UNICOM, and the backwash nozzle is arranged on the backwash distributive pipe.
10. a kind of airtight separator of sledge dress gas-liquid that the formation testing of cluster well field is gone into operation that is used for as claimed in claim 9, it is characterized in that: said backwash nozzle is four groups, evenly is arranged on the backwash distributive pipe; Every group of backwash nozzle is made up of two orthogonal backwash nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120295167 CN202250020U (en) | 2011-08-15 | 2011-08-15 | Skid-mounted gas-liquid airtight separation device for cluster well field oil test and production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120295167 CN202250020U (en) | 2011-08-15 | 2011-08-15 | Skid-mounted gas-liquid airtight separation device for cluster well field oil test and production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202250020U true CN202250020U (en) | 2012-05-30 |
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ID=46111279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120295167 Expired - Lifetime CN202250020U (en) | 2011-08-15 | 2011-08-15 | Skid-mounted gas-liquid airtight separation device for cluster well field oil test and production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202250020U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832133A (en) * | 2015-05-19 | 2015-08-12 | 濮阳兴泰金属结构制品有限公司 | Single-well oil and gas collecting device |
| CN104929610A (en) * | 2015-06-30 | 2015-09-23 | 西安长庆科技工程有限责任公司 | Natural gas production and separation skid-mounted unit based on large cluster well group |
| CN116498900A (en) * | 2023-06-27 | 2023-07-28 | 中国空气动力研究与发展中心超高速空气动力研究所 | Hypersonic high-temperature wind tunnel high-pressure inflammable and explosive medium buffer discharge system and hypersonic high-temperature wind tunnel high-pressure inflammable and explosive medium buffer discharge method |
-
2011
- 2011-08-15 CN CN 201120295167 patent/CN202250020U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832133A (en) * | 2015-05-19 | 2015-08-12 | 濮阳兴泰金属结构制品有限公司 | Single-well oil and gas collecting device |
| CN104832133B (en) * | 2015-05-19 | 2017-06-30 | 濮阳兴泰金属结构制品有限公司 | A kind of individual well oil gas collecting device |
| CN104929610A (en) * | 2015-06-30 | 2015-09-23 | 西安长庆科技工程有限责任公司 | Natural gas production and separation skid-mounted unit based on large cluster well group |
| CN116498900A (en) * | 2023-06-27 | 2023-07-28 | 中国空气动力研究与发展中心超高速空气动力研究所 | Hypersonic high-temperature wind tunnel high-pressure inflammable and explosive medium buffer discharge system and hypersonic high-temperature wind tunnel high-pressure inflammable and explosive medium buffer discharge method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
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| CX01 | Expiry of patent term |