CN212743979U - Three-phase separation integration device - Google Patents
Three-phase separation integration device Download PDFInfo
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- CN212743979U CN212743979U CN202020552856.0U CN202020552856U CN212743979U CN 212743979 U CN212743979 U CN 212743979U CN 202020552856 U CN202020552856 U CN 202020552856U CN 212743979 U CN212743979 U CN 212743979U
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Abstract
The utility model provides a three-phase separation integrated device, which comprises an electric instrument control box base, a bracket arranged on the base and a three-phase separator positioned on the bracket, wherein the top end of the three-phase separator is provided with an operation platform; the electric instrument control box is arranged on the base and is electrically connected with the three-phase separator; the three-phase separator comprises a first air bag, a second air bag and a three-phase separator tank body; the side end face of the three-phase separator is provided with an oil-gas-water inlet and CO2And associated gas emptying total outlet and CO2And associated gas outlet, and a main sewage outlet and an oil outlet arranged on the other end surfaceAn outlet and a main water outlet; the utility model discloses with three-phase separator jar body and gas package skid-mounted on same support, realize that carbon dioxide contains and come oil buffering and oil, water, associated gas separation. The utility model discloses function height integration, operating efficiency are high, area is little, construction cycle is short, fortune dimension is convenient, call in a flexible way, the suitability is strong, are favorable to the oil field production fine management.
Description
Technical Field
The utility model belongs to the technical field of the crude oil treatment in the oil field, concretely relates to three-phase separation integration device.
Background
Developing CO in Changqing oil field2Pilot test for oil displacement due to CO2Unique physicochemical properties of and CO2Special mechanism of oil displacement, CO2The flooding has certain influence on the physical and chemical properties of the oil field produced substances, so that the volume of the crude oil is expanded, light hydrocarbon in the crude oil is extracted and gasified, and the interfacial tension is reduced; CO22Flooding causes the separation and deposition of heavy components in the crude oil, such as asphalt, paraffin acid soap and the like; the carbonic acid corrosion products are increased; the produced material has increased formation rock particle impurity content. Therefore, need to address CO2The oil displacement characteristic develops gas-liquid two-phase separation equipment, and a multi-system integrated skid-mounted device is formed, so that the pulling and the field installation are convenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that current device operating efficiency is low, inflexible and practicality is poor, the utility model provides a three-phase separation integration device, the utility model discloses a three-phase separator realizes that carbon dioxide comes oil buffering and oil, water, associated gas separation. The utility model discloses compact structure, function height integration, operating efficiency height, area are little, construction cycle is short, fortune dimension is convenient, call nimble, the suitability is strong, is favorable to the oil field production fine management, and popularization and application prospect is good.
The utility model adopts the technical proposal that:
a three-phase separation integrated device comprises an electric instrument control box base, a support arranged on the base and a three-phase separator positioned on the support, wherein an operation platform is arranged at the top end of the three-phase separator; the electric instrument control box is arranged on the base and is electrically connected with the three-phase separator; the three-phase separator comprises a first air bag, a second air bag and a three-phase separator tank body; the side end face of the three-phase separator is provided with an oil-gas-water inlet and CO2And associated gas emptying total outlet and CO2And an associated gas outlet, and the other end surface is provided with a main sewage discharge outlet, a main oil outlet and a main water outlet; the bottom of the three-phase separator tank body is provided with a tank body sewage discharge interface, a tank body sand discharge interface I, a tank body sand discharge interface II, a tank body sand discharge interface III, a tank body bottom crude oil outlet interface, a tank body bottom water outlet interface and a tank body bottom sand washing pipeline interface; the top end of the three-phase separator tank body is provided with CO2And associated gas output interface, safety valve main interface, tank body and CO2And associated gas return line interface, first gas bag and CO2And an associated gas return line interface; the first air bag is connected with the three-phase separator tank body; the second air bag and CO2And an associated gas outlet; the oil main outlet is connected with a crude oil outlet at the bottom of the tank body through an interface; the water main outlet is connected with a water outlet port at the bottom of the tank bodyConnecting; and the tank body sewage discharge interface is connected with the main sewage discharge outlet.
The first gas bag and the three-phase separator tank body are connected through the first gas bag, CO2, an associated gas return pipeline interface and CO2And associated gas return line and CO2And the associated gas return pipeline is connected with the safety valve main interface.
The oil-gas-water inlet is connected with an oil-gas-water inlet pipeline, and the oil-gas-water inlet pipeline is connected with the first gas bag through an oil-gas-water inlet pipeline interface at the bottom of the first gas bag; and a first valve is arranged on the oil-gas-water inlet pipeline.
The safety valve main connector is connected with a first safety valve outlet pipeline, a safety valve bypass pipeline and a second safety valve outlet pipeline, and the first safety valve outlet pipeline, the safety valve bypass pipeline and the second safety valve outlet pipeline are converged and then pass through a safety valve manifold pipeline and CO2And a main associated gas emptying outlet is connected; a nineteenth valve, a twenty-sixth valve and the first safety valve are sequentially arranged on an outlet pipeline of the first safety valve; a thirteenth valve is connected to the safety valve bypass pipeline; and a sixteenth valve, a twenty-seventh valve and a second safety valve are sequentially arranged on an outlet pipeline of the second safety valve.
Said CO2And the associated gas output interface and the second gas bag pass through CO2And associated gas output line connection, said CO2And associated gas output line and CO2And an associated gas outlet; said CO2And associated gas output pipeline is provided with CO2And associated gas output line bypass line, said CO2A seventeenth valve is arranged on the associated gas output pipeline bypass pipeline; said CO2And a twenty-fourth valve, an intelligent precession flowmeter, a regulating valve and a twentieth valve are sequentially arranged on the associated gas output pipeline; and the twenty-fourth valve, the intelligent precession flowmeter, the regulating valve and the twentieth valve are connected in series and then are connected in parallel with the seventeenth valve.
The oil main outlet is connected with a crude oil outlet interface at the bottom of the tank body through a crude oil output pipeline; the crude oil output pipeline is connected with a crude oil output branch pipeline and an oil outlet sewage discharge pipeline; the crude oil output branch pipeline is connected with a float valve crude oil output pipeline, and an eleventh valve and a first float valve are arranged on the float valve crude oil output pipeline; a ninth valve is arranged on the crude oil output branch pipe line; a seventh valve is arranged on the oil outlet blow-off pipeline; and an eighth valve, a first electric regulating valve, a tenth valve, a first single-rotor flow meter and a twelfth valve are sequentially arranged between the crude oil output pipeline and the oil main outlet.
The water main outlet is connected with a water outlet interface at the bottom of the tank body through a water output pipeline; the water output pipeline is connected with a water output branch pipeline and a water outlet sewage discharge pipeline; the water output branch pipeline is connected with a ball float valve water output pipeline, and a fifteenth valve and a second ball float valve are arranged on the ball float valve water output pipeline; a twenty-first valve is arranged on the water output branch pipe line; a thirteenth valve is arranged on the water outlet sewage discharge pipeline; and a twenty-two valve, a second electric regulating valve, a fourteenth valve, a second single-rotor flow meter and a thirteenth valve are sequentially arranged between the water output pipeline and the water main outlet.
The tank body sewage draining interface is connected with the main sewage draining outlet through a main sewage draining pipeline, and a second valve is arranged on the main sewage draining pipeline; the first tank body sand discharge connector, the second tank body sand discharge connector and the third tank body sand discharge connector are respectively connected with a main sewage discharge pipeline through a first sand discharge pipeline, a second sand discharge pipeline and a third sand discharge pipeline, and a third valve, a fourth valve and a fifth valve are respectively arranged on the first sand discharge pipeline, the second sand discharge pipeline and the third sand discharge pipeline.
The sand washing pipeline at the bottom of the tank body is connected with a sand washing port, the sand washing pipeline at the bottom of the tank body is connected with the sand washing port through a sand washing pipeline, and a ninth valve and a check valve are arranged on the sand washing pipeline.
The utility model has the advantages that:
the utility model discloses with three-phase separator jar body and gas package skid-mounted on same support, realize that carbon dioxide contains and come oil buffering and oil, water, associated gas separation. Compact structure, function high integration, operating efficiency height, area are little, construction cycle is short, the fortune dimension is convenient, the transfer is nimble, the suitability is strong, is favorable to the oil field production to manage meticulously, and popularization application prospect is good.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a left side schematic view of the structure of the present invention.
Fig. 2 is a right side schematic view of the structure of the present invention.
In the figures, the reference numbers are: 1. an operating platform; 2. an oil, gas and water inlet line; 3. a safety valve manifold line; 4. a first valve; 5. an oil-gas-water inlet; 6. CO22And a main associated gas emptying outlet; 7. a base; 8. a tank body sewage draining interface; 9. a second valve; 10. a main sewer line; 11. a third valve; 12. a first sand discharge pipeline; 13. a first tank body sand discharge interface; 14. a second tank body sand discharge interface; 15. a fourth valve; 16. a sand discharge pipeline II; 17. a third tank body sand discharge port; 18. a fifth valve; 19. a sand discharge pipeline III; 20. a sixth valve; 21. an oil outlet blowdown line; 22. a seventh valve; 23. an eighth valve; 24. a crude oil outlet port at the bottom of the tank body; 25. a first electric control valve; 26. a ninth valve; 27. a crude oil export line; 28. a tenth valve; 29. a float valve crude oil output line; 30. an eleventh valve; 31. a first single rotor flow meter; 32. a main blowdown outlet; 33. a twelfth valve; 34. a main oil outlet; 35. a crude oil export branch line; 36. a first float valve; 37. a main water outlet; 38. a thirteenth valve; 39. a second single rotor flow meter; 40. a fourteenth valve; 41. a fifteenth valve; 42. a first float valve; 43. a second metal rod; 44. a first metal rod; 45. a three-phase separator tank; 46. a safety valve main interface; 47. a second air bag; 48. CO22And an associated gas output interface; 49. CO22And an associated gas output line; 50. a sixteenth valve; 51. a seventeenth valve; 52. a second relief valve; 53. an eighteenth valve; 54. a nineteenth valve; 55. a twentieth valve; 56. tank and CO2And an associated gas return line interface; 57. CO22And an associated gas return line; 58. first air bag and CO2And associated gas return pipeA line interface; 59. a first air bag; 60. an oil-gas-water inlet pipeline interface at the bottom of the first air bag; 61. a float valve water output line; 62. a water output branch line; 63. a water output line; 64. a twenty-first valve; 65. a second electric control valve; 66. a water outlet port at the bottom of the tank body; 67. a second twelve-valve; 68. a twenty-third valve; 69. a water outlet blowdown line; 70. a twenty-fourth valve; 71. a sand washing pipeline connector at the bottom of the tank body; 72. a sand washing pipeline; 73. a twenty-fifth valve; 74. a check valve; 75. a sand washing port; 76. adjusting a valve; 77. an intelligent precession flow meter; 78. a support; 79. CO22And an associated gas outlet; 80. an electrical instrument control box; 81. CO22And an associated gas output line bypass line; 82. a twenty-sixth valve; 83; a first safety valve; 84. a first relief valve outlet line; 85. a safety valve bypass line; 86. a second relief valve outlet line; 87. a twenty-seventh valve.
Detailed Description
Example 1:
in order to overcome the problem that current device operating efficiency is low, inflexible and practicality are poor, the utility model provides a three-phase separation integration device as shown in fig. 1 and fig. 2, the utility model discloses with three-phase separator jar body and gas package skid-mounted on same support, realize that carbon dioxide contains and come oil buffering and oil, water, associated gas separation. Compact structure, function high integration, operating efficiency height, area are little, construction cycle is short, the fortune dimension is convenient, the transfer is nimble, the suitability is strong, is favorable to the oil field production to manage meticulously, and popularization application prospect is good.
A three-phase separation integrated device comprises an electric instrument control box 80, a base 7, a support 78 arranged on the base 7 and a three-phase separator positioned on the support 78, wherein an operation platform 1 is arranged at the top end of the three-phase separator; the electric instrument control box 80 is arranged on the base 7, and the electric instrument control box 80 is electrically connected with the three-phase separator; the three-phase separator comprises a first air bag 59, a second air bag 47 and a three-phase separator tank body 45; the side end face of the three-phase separator is provided with an oil-gas-water inlet 5 and CO2And a main associated gas emptying outlet 6 and CO2And an associated gas outlet 79 on the other end faceA main sewage discharge outlet 32, a main oil outlet 34 and a main water outlet 37 are arranged; the bottom of the three-phase separator tank body 45 is provided with a tank body sewage draining interface 8, a tank body sand discharging interface I13, a tank body sand discharging interface II 14, a tank body sand discharging interface III 17, a tank body bottom crude oil outlet interface 24, a tank body bottom water outlet interface 66 and a tank body bottom sand washing pipeline interface 71; the top end of the three-phase separator tank body 45 is provided with CO2An associated gas output interface 48, a safety valve main interface 46, a tank body and CO2And associated gas return line connection 56, first gas bag and CO2And associated gas return line connection 58; the first air bag 59 is connected with the three-phase separator tank 45; the second air bag 47 and CO2And an associated gas outlet 79; the oil main outlet 34 is connected with the crude oil outlet port 24 at the bottom of the tank body; the water main outlet 37 is connected with a tank body bottom water outlet interface 66; the tank body sewage discharging interface 8 is connected with a main sewage discharging outlet 32.
The utility model provides a suitable for CO2The three-phase separation integrated device for driving produced substances realizes the buffering of incoming oil containing carbon dioxide and the separation of oil, water and associated gas by mounting the three-phase separator tank body 45 and the gas bag on the same bracket 78. The utility model discloses compact structure, function height integration, operating efficiency height, area are little, construction cycle is short, fortune dimension is convenient, call nimble, the suitability is strong, is favorable to the oil field production fine management, and popularization and application prospect is good.
Example 2:
based on embodiment 1, in this embodiment, the safety valve main joint 46 is connected to a first safety valve outlet pipeline 84, a safety valve bypass pipeline 85 and a second safety valve outlet pipeline 86, and the first safety valve outlet pipeline 84, the safety valve bypass pipeline 85 and the second safety valve outlet pipeline 86 are gathered and then pass through the safety valve manifold pipeline 3 and the CO2And a main associated gas emptying outlet 6; a nineteenth valve 54, a twenty-sixth valve 82 and a first safety valve 83 are sequentially arranged on the first safety valve outlet pipeline 84; the safety valve bypass pipeline 85 is connected with a thirteenth valve 53; a sixteenth valve 50 and a sixteenth valve are arranged on the second safety valve outlet pipeline 86 in sequenceTwenty-seven valves 87 and a second relief valve 52.
The embodiment provides a three-phase separation integrated method, which specifically comprises the following steps: closing the second valve 9, the third valve 11, the fourth valve 15, the fifth valve 18, the sixth valve 20, the first ball float valve 36, the second ball float valve 42, the seventeenth valve 51 and the eighteenth valve 53, allowing oil-gas water to enter a first air bag 59 through an oil-gas water inlet 5, treating the oil-gas water by the first air bag 59 and then enter a three-phase separator tank body 45, further treating the three-phase separator tank body 45, allowing oil to enter a crude oil output pipeline 27 through a crude oil outlet connector 24 at the bottom of the tank body, and finally discharging the oil from an oil main outlet 34; water enters the water output pipeline 63 through the water outlet interface 66 at the bottom of the tank body and is finally discharged from the water main outlet 37; associated gas passing through CO2And associated gas output port 47 enters CO2And associated gas export line 49, ultimately from CO2And associated gas outlet 79; when the air pressure in the three-phase separator is too high, the first safety valve 83 will automatically open to release the pressure, and the air passes through the first safety valve outlet pipeline 84 and finally passes through CO2And a main associated gas emptying outlet 6 for pressure relief. If the pressure in the three-phase separator continues to rise to a higher pressure after the first safety valve 83 is opened, the second safety valve 52 will automatically open to release the pressure, and the gas will finally pass through the CO via the second safety valve outlet line 862And a main associated gas emptying outlet 6 for pressure relief. If the safety valve is in failure and needs to be overhauled, the twelfth valve 53 can be opened to release the pressure, and the gas passes through the safety valve bypass pipeline 7 and finally passes through CO2And the pressure of a main outlet 1 for associated gas emptying.
Example 3:
based on embodiments 1 and 2, in this embodiment, the tank bottom sand washing pipeline interface 71 is connected to a sand washing port 75, the tank bottom sand washing pipeline interface 71 is connected to the sand washing port 75 through a sand washing pipeline 72, and the sand washing pipeline 72 is provided with a ninth valve 26 and a check valve 74.
The tank body sewage discharging interface 8 is connected with a main sewage discharging outlet 32 through a main sewage discharging pipeline 10, and a second valve 9 is arranged on the main sewage discharging pipeline 10; the first tank body sand discharge connector 13, the second tank body sand discharge connector 14 and the third tank body sand discharge connector 17 are respectively connected with the main sewage discharge pipeline 10 through a first sand discharge pipeline 12, a second sand discharge pipeline 16 and a third sand discharge pipeline 19, and a third valve 11, a fourth valve 15 and a fifth valve 18 are respectively arranged on the first sand discharge pipeline 12, the second sand discharge pipeline 16 and the third sand discharge pipeline 19.
When the sand washing and purging operation is performed on the three-phase separator integrated device, the twenty-fifth valve 73, the check valve 74, the third valve 11, the fourth valve 15, and the fifth valve 18 need to be opened. The sand washing and purging water flows into the three-phase separator through the check valve 74 and the twenty-fifth valve 73, and finally flows out of the end face sewage main outlet 32 of the sewage main pipeline 10 through the first tank sand discharging connector 13, the second tank sand discharging connector 14 and the third tank sand discharging connector 17.
Example 4:
based on the embodiments 1 and 2, in this embodiment, the oil main outlet 34 is connected to the crude oil outlet port 24 at the bottom of the tank body through the crude oil output pipeline 27; the crude oil output pipeline 27 is connected with a crude oil output branch pipeline 35 and an oil outlet blow-down pipeline 21; the crude oil output branch pipeline 35 is connected with a float valve crude oil output pipeline 29, and an eleventh valve 30 and a first float valve 36 are arranged on the float valve crude oil output pipeline 29; a ninth valve 26 is arranged on the crude oil output branch pipeline 35; a seventh valve 22 is arranged on the oil outlet blow-off pipeline 21; an eighth valve 23, a first electric regulating valve 25, a tenth valve 28, a first single-rotor flow meter 31 and a twelfth valve 33 are sequentially arranged between the crude oil output pipeline 27 and the oil main outlet 34.
And closing the second valve 9, the third valve 11, the fourth valve 15, the fifth valve 18, the sixth valve 20, the first ball float valve 36, the second ball float valve 42, the seventeenth valve 51 and the eighteenth valve 53, allowing the oil-gas water to enter a first air pocket 59 through an oil-gas water inlet 5, and allowing the oil-gas water to enter a three-phase separator tank body 45 after being treated by the first air pocket 59. After the oil gas water is treated, the separated oil is discharged from an oil main outlet 34 after being gathered by a crude oil output pipeline 27, a crude oil output branch pipeline 35 and a float valve crude oil output pipeline 29. The flow rate of the crude oil output line 27 can be adjusted by the first electric control valve 25. The level of liquid in the three-phase separation tank 45 can control the opening and closing of the first electrically controlled regulating valve 25, thereby determining whether the crude oil output branch line 35 and the crude oil output line 29 of the ball float valve are activated.
Example 5:
based on embodiments 1 and 2, in this embodiment, the water main outlet 37 is connected to the tank bottom water outlet interface 66 through the water output line 63; the water output pipeline 63 is connected with a water output branch pipeline 62 and a water outlet blowdown pipeline 69; the water output branch pipeline 62 is connected with a ball float valve water output pipeline 61, and a fifteenth valve 41 and a second ball float valve 42 are arranged on the ball float valve water output pipeline 61; a twenty-first valve 64 is arranged on the water output branch pipeline 62; a twentieth valve 68 is arranged on the water outlet blowdown pipeline 69; and a twelfth valve 67, a second electric regulating valve 65, a fourteenth valve 40, a second single-rotor flow meter 39 and a thirteenth valve 38 are sequentially arranged between the water output pipeline 63 and the water main outlet 37.
The oil-gas-water inlet 5 is connected with an oil-gas-water inlet pipeline 2, and the oil-gas-water inlet pipeline 2 is connected with a first air bag 59 through an oil-gas-water inlet pipeline interface 60 at the bottom of the first air bag; the oil-gas-water inlet pipeline 2 is provided with a first valve 4.
And closing the second valve 9, the third valve 11, the fourth valve 15, the fifth valve 18, the sixth valve 20, the first ball float valve 36, the second ball float valve 42, the seventeenth valve 51 and the eighteenth valve 53, allowing the oil-gas water to enter a first air pocket 59 through an oil-gas water inlet 5, and allowing the oil-gas water to enter a three-phase separator tank body 45 after being treated by the first air pocket 59. After the oil gas water is treated, the separated water is discharged from the water main outlet 37 after being gathered by the water output pipeline 63, the water output branch pipeline 62 and the ball float valve water output pipeline 61. The flow rate of the water output line 63 can be adjusted by the second electrical adjustment valve 40. The level of liquid in the three-phase separator tank 45 controls the opening and closing of the second electrically actuated three-way ball valve 40 to determine whether the water outlet branch line 62 and the float valve water outlet line 61 are activated.
Example 6:
based on the embodiments 1 and 2, in this embodiment, the CO is2And the associated gas output interface 48 and the second gas bag 47 pass through CO2And associated gas output line 49, the CO2And associated gas output line 49 and CO2And an associated gas outlet 79; said CO2And associated gas output pipeline 49 is provided with CO2And associated gas outlet line bypass line 81, said CO2And a seventeenth valve 51 is arranged on the associated gas output pipeline bypass pipeline 81; said CO2And the associated gas output pipeline 49 is sequentially provided with a twenty-fourth valve 70, an intelligent precession flowmeter 77, a regulating valve 76 and a twentieth valve 55; the twenty-fourth valve 70, the intelligent precession flow meter 77, the regulating valve 76 and the twentieth valve 55 are connected in series and then are arranged in parallel with the seventeenth valve 51.
And closing the second valve 9, the third valve 11, the fourth valve 15, the fifth valve 18, the sixth valve 20, the first ball float valve 36, the second ball float valve 42, the seventeenth valve 51 and the eighteenth valve 53, allowing the oil-gas water to enter a first air pocket 59 through an oil-gas water inlet 5, and allowing the oil-gas water to enter a three-phase separator tank body 45 after being treated by the first air pocket 59. After oil gas water is treated, associated gas is treated by CO2And associated gas output interface 48 enters CO2And an associated gas output line 49 which enters a twentieth valve 55 after passing through a twenty-fourth valve 70 and being regulated by a regulating valve 76 and finally passes through CO2And associated gas outlet 79. When the regulating valve 76 needs to be disassembled for maintenance, the twenty-fourth valve 70 and the twentieth valve 55 are closed, the seventeenth valve 51 is opened at the same time, and the associated gas passes through the CO2And associated gas output interface 48 enters CO2And associated gas outlet line 49, and into CO via seventeenth valve 512And associated gas export line bypass line 81, ultimately from CO2And associated gas outlet 79.
Example 7:
based on embodiments 1 and 2, in this embodiment, the first gas bag 59 and the three-phase separator tank 45 are connected through the first gas bag, the CO2, the associated gas return line interface 58, and the CO2And associated gas return line 57 and CO2And associated gas return line is connected to the safety valve manifold 46.
The second valve 9, the third valve 11, the fourth valve 15, the fifth valve 18 and the sixth valve are closed20. The oil-gas water enters a first air bag 59 through an oil-gas water inlet 5, enters the three-phase separator tank body 45 after being treated by the first air bag 59, and after the three-phase separator tank body 45 is further treated, the oil enters a crude oil output pipeline 27 through a crude oil outlet interface 24 at the bottom of the tank body and is finally discharged from an oil main outlet 34; water enters the water output pipeline 63 through the water outlet interface 66 at the bottom of the tank body and is finally discharged from the water main outlet 37; associated gas passing through CO2And associated gas output port 47 enters CO2And associated gas export line 49, ultimately from CO2And associated gas outlet 79.
The utility model discloses a three-phase separator realizes that carbon dioxide comes oil buffering and oil, water, associated gas separation. The utility model discloses compact structure, function height integration, operating efficiency height, area are little, construction cycle is short, fortune dimension is convenient, call nimble, the suitability is strong, is favorable to the oil field production fine management, and popularization and application prospect is good.
The above illustration is merely an illustration of the present invention, and does not constitute a limitation to the protection scope of the present invention, and all the same or similar designs with the present invention all belong to the protection scope of the present invention, and the device connecting structure for detailed description in the present invention is the prior art, and the present invention will not perform further description.
Claims (9)
1. The utility model provides a three-phase separation integration device which characterized in that: the device comprises an electric instrument control box (80), a base (7), a support (78) arranged on the base (7) and a three-phase separator positioned on the support (78), wherein the top end of the three-phase separator is provided with an operation platform (1); the electric instrument control box (80) is arranged on the base (7), and the electric instrument control box (80) is electrically connected with the three-phase separator; the three-phase separator comprises a first air bag (59), a second air bag (47) and a three-phase separator tank body (45); the side end face of the three-phase separator is provided with an oil-gas-water inlet (5) and CO2And a main associated gas emptying outlet (6) and CO2And an associated gas outlet (79), the otherThe end surface is provided with a main sewage discharge outlet (32), a main oil outlet (34) and a main water outlet (37); the bottom of the three-phase separator tank body (45) is provided with a tank body sewage draining interface (8), a tank body sand discharging interface I (13), a tank body sand discharging interface II (14), a tank body sand discharging interface III (17), a tank body bottom crude oil outlet interface (24), a tank body bottom water outlet interface (66) and a tank body bottom sand washing pipeline interface (71); the top end of the three-phase separator tank body (45) is provided with CO2And associated gas output interface (48), safety valve main interface (46), tank body and CO2And associated gas return line interface (56), first gas bag and CO2And an associated gas return line interface (58); the first air bag (59) is connected with the three-phase separator tank body (45); the second air bag (47) and CO2And an associated gas outlet (79); the oil main outlet (34) is connected with a crude oil outlet interface (24) at the bottom of the tank body; the water main outlet (37) is connected with a water outlet interface (66) at the bottom of the tank body; the tank body sewage discharging interface (8) is connected with a main sewage discharging outlet (32).
2. The integrated three-phase separation device according to claim 1, wherein: the first air bag (59) and the three-phase separator tank body (45) are communicated with CO through the first air bag2And associated gas return line interface (58), CO2And associated gas return line (57) and CO2And the associated gas return line is connected with a safety valve main joint (46).
3. The integrated three-phase separation device according to claim 1, wherein: the oil-gas-water inlet (5) is connected with an oil-gas-water inlet pipeline (2), and the oil-gas-water inlet pipeline (2) is connected with a first gas bag (59) through an oil-gas-water inlet pipeline interface (60) at the bottom of the first gas bag; the oil-gas-water inlet pipeline (2) is provided with a first valve (4).
4. Three-phase separation integrated set according to claim 1The device is characterized in that: the safety valve main joint (46) is connected with a first safety valve outlet pipeline (84), a safety valve bypass pipeline (85) and a second safety valve outlet pipeline (86), and the first safety valve outlet pipeline (84), the safety valve bypass pipeline (85) and the second safety valve outlet pipeline (86) are gathered and then connected with CO through a safety valve collecting pipeline (3)2And a main associated gas emptying outlet (6); a nineteenth valve (54), a twenty-sixth valve (82) and a first safety valve (83) are sequentially arranged on the first safety valve outlet pipeline (84); a thirteenth valve (38) is connected to the safety valve bypass pipeline (85); and a sixteenth valve (50), a twenty-seventh valve (87) and a second safety valve (52) are sequentially arranged on the second safety valve outlet pipeline (86).
5. The integrated three-phase separation device according to claim 1, wherein: said CO2And the associated gas output interface (48) and the second gas bag (47) pass through CO2And associated gas output line (49), said CO2And associated gas output line (49) and CO2And an associated gas outlet (79); said CO2And associated gas output line (49) is provided with CO2And associated gas export line bypass line (81), said CO2A seventeenth valve (51) is arranged on the associated gas output pipeline bypass pipeline (81); said CO2And a twenty-fourth valve (70), an intelligent precession flowmeter (77), a regulating valve (76) and a twentieth valve (55) are sequentially arranged on the associated gas output pipeline (49); and the twenty-fourth valve (70), the intelligent precession flowmeter (77), the regulating valve (76) and the twentieth valve (55) are connected in series and then are connected with the seventeenth valve (51) in parallel.
6. The integrated three-phase separation device according to claim 1, wherein: the oil main outlet (34) is connected with a crude oil outlet interface (24) at the bottom of the tank body through a crude oil output pipeline (27); the crude oil output pipeline (27) is connected with a crude oil output branch pipeline (35) and an oil outlet blow-down pipeline (21); the crude oil output branch pipeline (35) is connected with a float valve crude oil output pipeline (29), and an eleventh valve (30) and a first float valve (36) are arranged on the float valve crude oil output pipeline (29); a ninth valve (26) is arranged on the crude oil output branch pipeline (35); a seventh valve (22) is arranged on the oil outlet blowdown pipeline (21); an eighth valve (23), a first electric regulating valve (25), a tenth valve (28), a first single-rotor flow meter (31) and a twelfth valve (33) are sequentially arranged between the crude oil output pipeline (27) and the oil main outlet (34).
7. The integrated three-phase separation device according to claim 1, wherein: the water main outlet (37) is connected with a water outlet interface (66) at the bottom of the tank body through a water output pipeline (63); the water output pipeline (63) is connected with a water output branch pipeline (62) and a water outlet sewage discharge pipeline (69); the water output branch pipeline (62) is connected with a ball float valve water output pipeline (61), and a fifteenth valve (41) and a second ball float valve (42) are arranged on the ball float valve water output pipeline (61); a twenty-first valve (64) is arranged on the water output branch pipeline (62); a twenty-third valve (68) is arranged on the water outlet sewage discharge pipeline (69); and a twenty-second valve (67), a second electric regulating valve (65), a fourteenth valve (40), a second single-rotor flow meter (39) and a thirteenth valve (38) are sequentially arranged between the water output pipeline (63) and the water main outlet (37).
8. The integrated three-phase separation device according to claim 1, wherein: the tank body sewage draining interface (8) is connected with a main sewage draining outlet (32) through a main sewage draining pipeline (10), and a second valve (9) is arranged on the main sewage draining pipeline (10); the sand discharging device is characterized in that the sand discharging connector I (13) of the tank body, the sand discharging connector II (14) of the tank body and the sand discharging connector III (17) of the tank body are respectively connected with a main sewage discharge pipeline (10) through a sand discharging pipeline I (12), a sand discharging pipeline II (16) and a sand discharging pipeline III (19), and the sand discharging pipeline I (12), the sand discharging pipeline II (16) and the sand discharging pipeline III (19) are respectively provided with a third valve (11), a fourth valve (15) and a fifth valve (18).
9. The integrated three-phase separation device according to claim 1, wherein: jar body bottom sand washing pipeline interface (71) are connected with towards husky mouth (75), jar body bottom sand washing pipeline interface (71) and towards husky mouth (75) between be connected through towards sand pipeline (72), be equipped with twenty-fifth valve (73) and check valve (74) on towards sand pipeline (72).
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| CN202020552856.0U CN212743979U (en) | 2020-04-15 | 2020-04-15 | Three-phase separation integration device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111472747A (en) * | 2020-04-15 | 2020-07-31 | 西安长庆科技工程有限责任公司 | Three-phase separation integrated device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111472747A (en) * | 2020-04-15 | 2020-07-31 | 西安长庆科技工程有限责任公司 | Three-phase separation integrated device and method |
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