CN210570785U - Test separator skid-mounted device - Google Patents
Test separator skid-mounted device Download PDFInfo
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- CN210570785U CN210570785U CN201921227629.4U CN201921227629U CN210570785U CN 210570785 U CN210570785 U CN 210570785U CN 201921227629 U CN201921227629 U CN 201921227629U CN 210570785 U CN210570785 U CN 210570785U
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Abstract
The utility model relates to a test separator skid-mounted device, which is oilfield equipment. The oil-water separator comprises a prying seat, a gas-liquid separation tank, an oil-water separation tank, a control system, a connecting manifold, a control valve and a test instrument, wherein the gas-liquid separation tank, a support and the control system are arranged at the bottom of the support, the oil-water separation tank is respectively arranged on the prying seat, a wellhead stock solution inlet is formed in the upper part of the gas-liquid separation tank, an oil-water chamber is formed in the lower part of the gas-liquid separation tank, an oil-water outlet is formed in the side wall of the lower part of the oil-water chamber, a low gas-containing oil-water chamber is formed in the lower part of the oil-water chamber, a water outlet is formed in the side. The utility model has the advantages of compact and concise overall structure, low cost, convenient transportation, capability of meeting the requirement of changing operation scenes, high automation degree and the like, improvement of production efficiency and reduction of labor intensity.
Description
Technical Field
The utility model belongs to the technical field of oilfield equipment, concretely relates to test separator skid-mounted device.
Background
In the process of onshore and offshore oil and gas field exploration and development, in order to analyze oil reservoirs to obtain parameters such as wellhead pressure, temperature, productivity, physical properties and the like of formation fluid, an oil-gas-water three-phase test separator device is used for carrying out oil testing operation on an oil well, separating oil, gas and water in the formation produced fluid and carrying out accurate metering. The method is a main technical means for accelerating the exploration and development process of the oil-gas field and carrying out dynamic monitoring on the oil-gas field.
The oil-water separation technology is the core of the separator technology, and mainly adopts gravity separation and cyclone separation. Among them, gravity separation is the main form of oil-water separation. The gravity separation is mainly to promote the oil-water separation by methods of increasing the density difference of oil-water phases, reducing the viscosity of continuous phases, increasing the particle size of dispersed phases, shortening the effective settling distance of liquid drops and the like. Oil-water separation techniques have evolved from natural settling, thermal settling, chemical settling, thermochemical settling, electrochemical settling, coarse-grained settling to current multilayer plate-type coalescence settling.
The testing separator has various internal components, but can be generally divided into four functional components such as a feeding structure, a rectifying structure, coalescence, mist catching and the like, and the inlet component mainly has the function of absorbing the kinetic energy of a mixture of feeding materials and reducing the phenomena of vortex, mixed flow and the like. The inlet component can be generally divided into a cyclone inlet, an upper hole box type inlet, a lower hole box type inlet, a butterfly inlet and a mouse trapping type inlet. The rectifying component comprises a labyrinth plate, a pore plate, a field plate and the like. Coalescing elements are divided into two categories, structured elements and random packing. The main regular components include corrugated plate, snake-shaped plate, parallel plate, inclined plate parallel plate, etc. The main random packing comprises wire mesh packing, wool packing, glass packing, polytetrafluoroethylene packing and the like. The mist catching component is generally divided into impact type mist catching and rotary type mist catching, the impact type mist catching mainly comprises a silk screen, a filter, a baffle plate and the like, and the cyclone type mist catching mainly utilizes centrifugal force to separate.
However, in the current oil field exploration site, especially the offshore oil well testing site, the three-phase separation testing device for wellhead stock solution has the defects of large overall volume, high manufacturing cost, inconvenient transportation, high precision and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and provides a skid-mounted device for a test separator.
The utility model discloses a test separator skid-mounted device, including sled seat, gas-liquid separation jar, oil water separating tank, control system, connecting manifold, control flap and test instrument, gas-liquid separation jar is together with its support and set up in the control system of support bottom, oil water separating tank sits respectively on sled seat, gas-liquid separation jar upper portion is opened has well head former liquid entry, be close to well head former liquid entrance in gas-liquid separation jar, vertically set firmly feed liquid baffle I, well head former liquid entry connects the liquid inlet pipeline, be equipped with the liquid inlet control valve on the liquid inlet pipeline, gas-liquid separation jar top is equipped with self-operated relief valve I and gas outlet I, gas outlet I connects exhaust pipeline I, the mist catcher sets firmly in gas-liquid separation jar gas outlet I department, gas-liquid separation jar lower part is the profit room, the bottom of profit room is equipped with liquid level changer I, open on the lateral wall of profit room lower part, the oil-water outlet is connected with an oil-water inlet of the oil-water separation tank through an oil-water pipeline, an oil-water control valve is arranged on the oil-water pipeline, a baffle II is arranged at the oil-water inlet in the oil-water separation tank, a secondary mist catcher, a downcomer and a gas outlet II are arranged at the top of the oil-water separation tank, the gas outlet II is connected with a gas exhaust pipe II, the gas exhaust pipe II is connected with a gas exhaust pipeline I to form a gas exhaust main pipe, and a gas phase flowmeter and a gas phase control valve are arranged; the lower part of the oil-water separation tank is a low-gas-content oil-water chamber, the low-gas-content oil-water chamber is connected with a longitudinal oil overflow plate and a transverse partition plate by a tank wall and is separated to form an oil collection chamber, a liquid level transmitter II is arranged at the lower part of the oil collection chamber, an oil outlet is arranged on the tank wall of the oil collection chamber, a liquid level transmitter III is arranged at the lower part of the low-gas-content oil-water chamber, a water outlet is arranged on the side wall of the tank body of a water layer deposited at the lower part of the low-gas-content oil-water chamber, the oil outlet and the water outlet are respectively connected with an oil outlet pipeline and a.
As a further improvement of the utility model, the downcomer is directed to the oil collecting chamber.
As a further improvement of the utility model, the top of the oil-water separation tank is provided with a self-operated safety valve II.
As a further improvement, the utility model is characterized in that oil-out, drain outlet department in the interior profit exit of gas-liquid separation jar and the oil-water separation jar are equipped with respectively vortex breaker I, vortex breaker II and vortex breaker III.
As a further improvement of the utility model, lie in control system connect external power source and with gas phase flowmeter, oil phase meter, water phase meter, level transmitter I, level transmitter II, level transmitter III, advance liquid control valve, gas phase control valve, play oil control valve, drainage control valve signal connection.
The utility model discloses a test separator skid-mounted device overall structure is compact, succinct, and the size is less, and low in manufacturing cost is convenient for transport, and the hoist and mount transportation of being convenient for satisfies transform operation scene demand, and has advantages such as precision height, degree of automation height, improvement production efficiency that can be high-efficient, show alleviates workman's intensity of labour.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in figure 1, the utility model discloses a test separator skid-mounted device, including sled seat 1, gas-liquid separation jar 2, oil-water separation jar 3, control system 4, the connecting manifold, control flap and test instrument, gas-liquid separation jar 2 together with its support 45 and set up in the control system 4 of support 45 bottom, oil-water separation jar 3 sits respectively on sled seat 1, gas-liquid separation jar 2 upper portion is opened has well head stoste entry 5, be close to well head stoste entry 5 department in gas-liquid separation jar 2, vertical welding feed liquor baffle I6 is on the tank body lateral wall, well head stoste entry 5 connects into liquid pipeline 7, be equipped with into liquid control flap 8 on feed liquor pipeline 7, gas-liquid separation jar 2 top is equipped with self-operated relief valve I9 and gas outlet I10, gas outlet I10 connects exhaust pipeline I11, fog ware 12 sets firmly in gas-liquid separation jar 2 in gas outlet I10 department, an oil-water chamber 13 is arranged at the lower part of the gas-liquid separation tank 2, a liquid level transmitter I14 is arranged at the bottom of the oil-water chamber 13, an oil-water outlet 15 is formed in the side wall of the lower part of the oil-water chamber 13, the oil-water outlet 15 is connected with an oil-water inlet 17 of the oil-water separation tank 3 through an oil-water pipeline 16, an oil-water control valve 18 is arranged on the oil-water pipeline 16, a baffle II 19 is arranged at the oil-water inlet 17 in the oil-water separation tank 3, a secondary mist catcher 46, a downcomer 20 and a gas outlet II 21 are arranged at the top of the oil-water separation tank 3, the gas outlet II 21 is connected with a gas exhaust pipe II 22, the gas exhaust pipe II 22 is; the lower part of the oil-water separation tank 3 is a low gas-containing oil-water chamber 43, the inside of the low gas-containing oil-water chamber is connected with a longitudinal oil spilling plate 26 and a transverse partition plate 27 by using a tank wall, an oil collecting chamber 28 is partitioned, a liquid level transmitter II 29 is arranged at the lower part of the oil collecting chamber 28, an oil outlet 30 is formed in the tank wall of the oil collecting chamber 28, a liquid level transmitter III 31 is arranged at the lower part of the low gas-containing oil-water chamber 43, a water outlet 32 is formed in the side wall of the tank body of the lower part of the low gas-containing oil-water chamber 43 for precipitating a water layer, the oil outlet 30 and the water outlet 32 are respectively connected with an oil outlet pipeline 33 and a water outlet pipeline 34, an oil phase. The top of the oil-water separation tank 3 is provided with a self-operated safety valve II 39. The downcomer 20 is directed to the low gas oil containing water chamber 43 to direct the upper liquid down to prevent secondary blending of the oil and water.
The lower section of the exhaust pipeline I11 is connected to an exhaust pipe II 22 to prevent the collision of two exhaust paths, and the two exhaust paths are converged to a main exhaust pipe 23 and then enter a gas phase flowmeter 24 to display detection data.
An oil-water outlet 15 in the gas-liquid separation tank 2, an oil outlet 30 in the oil-water separation tank 3 and a water outlet 32 are respectively provided with a vortex breaker I40, a vortex breaker II 41 and a vortex breaker III 42 so as to ensure that liquid flows stably and is accurately separated and metered.
The control system 4 is connected with an external power supply and is in signal connection with a gas phase flowmeter 24, an oil phase meter 35, a water phase meter 37, a liquid level transmitter I14, a liquid level transmitter II 29, a liquid level transmitter III 31, a liquid inlet control valve 8, a gas phase control valve 25, an oil outlet control valve 36 and a water discharge control valve 38.
The utility model discloses a test separator skid-mounted device carries out gas-liquid separation to the higher, the great well head original source of volume of gas content earlier, separates out most gas earlier, again to gas-liquid separation after, flow relatively steady, shared space diminishes relatively the mixed liquid utilize the knockout drum of corresponding volume to carry out further water oil separating to reach the mesh that reduces whole device volume. And simultaneously the utility model discloses a base design of gas-liquid separation jar 2 is for holding the space of whole device control system 4, has realized the compactedness and the simple and convenient practicality of its structure now, and it uses as the warehouse to have enough space separation to come out in the base, and the overall structure of this device is skid-mounted formula field assembly design, and two jar bodies are connected through removable manifold, and the during operation assembles integratively, under the non-operating condition, but the split is accomodate in the base warehouse of the knockout drum body for a plurality of parts.
The utility model discloses a mist trap is all installed to gas-liquid separation jar 2 and 3 inside of water oil separating tank, sets up the second grade mist trap 46 in water oil separating tank 3, because the gas content in the jar reduction already great, can adopt the impact mist trap of small, simple installation, convenient maintenance. In order to facilitate maintenance and cleaning, manholes 43 and 44 are respectively arranged at the lower bottoms of the gas-liquid separator 2 and the oil-water separator 3.
The utility model discloses a test separator skid-mounted device during operation transports to the field assembly, and intercommunication manifold and jar body and control power supply get into operating condition. Opening a liquid inlet control valve 8, enabling wellhead stock solution to enter a gas-liquid separation tank 2 through a wellhead stock solution inlet 5, impacting a liquid inlet baffle plate 1 at the inlet to enable gas in the liquid to fully escape, enabling liquid substances to sink to the bottom of a tank body due to gravity, enabling the gas to continuously escape from the liquid and rise to the upper part of the tank body at the same time, forming a gas area at the upper half part of the whole tank body, further removing small liquid drops carried in the gas through a mist catcher 12, then discharging the gas into an exhaust pipeline I11 from a gas outlet I10 at the top, and entering a measurement type program through a test instrument; the low-gas-content oil-water mixed liquid at the bottom of the gas-liquid separation tank 2 enters the oil-water separation tank 3 through the vortex breaker 40, the oil-water outlet 15, the oil-water pipeline 16 and the oil-water inlet 17 of the oil-water separation tank 3, the oil phase floats upwards and the water phase descends through gravity separation to form an upper oil-water liquid region and a lower oil-water liquid region, the upper oil-water liquid region is accumulated at the lower part of the tank body, the separated oil enters the oil collecting chamber 28 from the upper part of the oil overflow plate 26 and then is discharged from the oil outlet 30 to enter the oil outlet pipeline 33, the water is discharged from the water outlet 32 to enter the water discharge pipeline 34, and.
The utility model discloses a test and control system 4 includes PCS control center, gas phase flowmeter 24, water phase flowmeter 37, oil phase flowmeter 35 and control flap, and all electrified instruments are flame-proof type, and protection level IP56 satisfies HART communication protocol, 24V DC power supply. The working process is that well head stock solution enters the gas-liquid separation tank 2, the liquid level transmitter I14 transmits the detected liquid level height change signal to the PCS control center of the control system 4, the PCS control center controls the opening degree of the liquid inlet valve 8 to ensure that the liquid level in the gas-liquid separation tank 2 is in the set numerical range, and the PCS control center respectively controls the opening degree of the respective control valves to ensure that the liquid level in the gas-liquid separation tank 2 is in the set numerical range through the liquid level change signals of the positions of the liquid level transmitters II 29 and III 31.
Claims (5)
1. The skid-mounted device for the test separator comprises a prying seat (1), a gas-liquid separation tank (2), an oil-water separation tank (3), a control system (4), a connecting manifold, a control valve and a test instrument, and is characterized in that the gas-liquid separation tank (2) together with a support (45) thereof and the control system (4) and the oil-water separation tank (3) which are arranged at the bottom of the support (45) are respectively seated on the prying seat (1), a wellhead stock solution inlet (5) is formed in the upper part of the gas-liquid separation tank (2), a liquid inlet baffle I (6) is longitudinally and fixedly arranged at a position close to the wellhead stock solution inlet (5) in the gas-liquid separation tank (2), the wellhead stock solution inlet (5) is connected with a liquid inlet pipeline (7), a liquid inlet control valve (8) is arranged on the liquid inlet pipeline (7), a self-operated safety valve I (9) and a gas outlet I (10) are arranged at the top of the gas-liquid separation tank (2), and the gas outlet I (, The mist catcher (12) is fixedly arranged at a gas outlet I (10) in the gas-liquid separation tank (2), the lower part of the gas-liquid separation tank (2) is provided with an oil-water chamber (13), the bottom of the oil-water chamber (13) is provided with a liquid level transmitter I (14), the side wall of the lower part of the oil-water chamber (13) is provided with an oil-water outlet (15), the oil-water outlet (15) is connected with an oil-water inlet (17) of the oil-water separation tank (3) through an oil-water pipeline (16), an oil-water control valve (18) is arranged on the oil-water pipeline (16), a baffle II (19) is fixedly arranged at the oil-water inlet (17) in the oil-water separation tank (3), the top of the oil-water separation tank (3) is provided with a secondary mist catcher (46), a downcomer (20) and a gas outlet II (21), the gas outlet II (21) is connected with an exhaust pipe II (22, a gas phase flowmeter (24) and a gas phase control valve (25) are arranged on the exhaust manifold (23); the lower part of the oil-water separation tank (3) is a low-gas-content oil-water chamber (43), the lower part of the oil-water separation tank is connected with a longitudinal oil overflow plate (26) and a transverse partition plate (27) by using a tank wall, an oil collection chamber (28) is separated, a liquid level transmitter II (29) is arranged at the lower part of the oil collection chamber (28), an oil outlet (30) is formed in the tank wall of the oil collection chamber (28), a liquid level transmitter III (31) is arranged at the lower part of the low-gas-content oil-water chamber (43), a water outlet (32) is formed in the tank side wall of a precipitated water layer at the lower part of the low-gas-content oil-water chamber (43), the oil outlet (30) and the water outlet (32) are respectively connected with an oil outlet pipeline (33) and a water outlet pipeline (34), an oil phase metering meter (35) and an.
2. The test separator skid device of claim 1, wherein the downcomer (20) is directed toward the lower gas-containing header (43).
3. The skid-mounted device for the test separator as claimed in claim 2, wherein the top of the oil-water separation tank (3) is provided with a self-operated safety valve II (39).
4. The skid-mounted device for the test separator as claimed in claim 3, wherein a vortex breaker I (40), a vortex breaker II (41) and a vortex breaker III (42) are respectively arranged at the oil-water outlet (15) in the gas-liquid separation tank (2), the oil outlet (30) in the oil-water separation tank (3) and the water outlet (32).
5. The test separator skid-mounted device according to any one of claims 1 to 4, wherein the control system (4) is connected with an external power supply and is in signal connection with a gas phase flowmeter (24), an oil phase meter (35), a water phase meter (37), a liquid level transmitter I (14), a liquid level transmitter II (29), a liquid level transmitter III (31), a liquid inlet control valve (8), a gas phase control valve (25), an oil outlet control valve (36) and a water discharge control valve (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921227629.4U CN210570785U (en) | 2019-08-01 | 2019-08-01 | Test separator skid-mounted device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921227629.4U CN210570785U (en) | 2019-08-01 | 2019-08-01 | Test separator skid-mounted device |
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| Publication Number | Publication Date |
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| CN210570785U true CN210570785U (en) | 2020-05-19 |
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| CN201921227629.4U Active CN210570785U (en) | 2019-08-01 | 2019-08-01 | Test separator skid-mounted device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116148126A (en) * | 2023-02-22 | 2023-05-23 | 浙江海牛海洋工程有限公司 | Device and method for continuously measuring density of each single phase of oil-gas-water multiphase flow mixture |
-
2019
- 2019-08-01 CN CN201921227629.4U patent/CN210570785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116148126A (en) * | 2023-02-22 | 2023-05-23 | 浙江海牛海洋工程有限公司 | Device and method for continuously measuring density of each single phase of oil-gas-water multiphase flow mixture |
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