CN201055814Y - Rotational flow air-liquid segregator automatically discharging oil gas - Google Patents
Rotational flow air-liquid segregator automatically discharging oil gas Download PDFInfo
- Publication number
- CN201055814Y CN201055814Y CNU2007201493374U CN200720149337U CN201055814Y CN 201055814 Y CN201055814 Y CN 201055814Y CN U2007201493374 U CNU2007201493374 U CN U2007201493374U CN 200720149337 U CN200720149337 U CN 200720149337U CN 201055814 Y CN201055814 Y CN 201055814Y
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- discharge device
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Abstract
A cyclonic gas-liquid separator for automatic oil and gas discharge is applied for the separation of crude oil and gas. The separator comprises a tank body. A drainage outlet is arranged in the bottom of the tank body and an inlet is arranged in the middle of the tank body. A cyclone and a gas phase intake are arranged inside the tank body. The separator is characterized in that an automatic gas phase discharge device is fixed on the top of the tank body and is connected with a gas phase discharge pipeline which is connected with a gas phase outlet pressure-setting and flow-control valve. The bottom of the tank body is connected with a liquid-phase discharge pipeline which is connected with an automatic liquid phase discharge device. The automatic liquid phase discharge device is connected with a liquid phase outlet pressure-setting and flow-control valve. The effect of the separator is that the gas and the liquid are thoroughly separated and are discharged automatically without any external force, the structure dimension is small and the operating cost is low. The separator achieves both the function of improving the gas and liquid separation effect and the function of automatic discharge. Moreover, the automatic discharge devices are dismountable and adjustable. The separator is applicable for the separation of liquid and gas with the different density differences and in particular applicable in the natural gas production.
Description
Technical field
The utility model relates to a kind of oil field oil extraction transportation technical field, and particularly a kind of crude oil vapor separation equipment is a kind of separator that has gas, liquid automatic discharge device.
Background technology
At present, in the oil field oil extraction transportation process, use oil gas separation equipment in a large number, crude oil is separated with natural gas.Though existing oil gas cyclone good oil gas separation effect, separator itself can not be realized the automatic control to exhaust, discharge opeing process.The Chinese patent notification number is CN1295024C, provides a kind of high-efficiency self to put in order cyclone gas-liquid separator.Automatically control generally all needs accessory system such as instrument and meter for automation device to realize, technical sophistication, cost height, maintenance trouble.The liquid level automatic control separator that does not need to be equipped with automatic instrument is arranged.The Chinese patent notification number is the integrated gas/liquid separating device with automatically controlled liquid level of CN1242826C, adopts non-airtight spar design, and the discharge opeing valve rod that utilizes buoyancy to move up or down and connect together with floating drum with the control drain age velocity, reaches the automatic drain purpose.The floating drum that this separator adopted is bigger, has occupied most of space of separator, relatively is applicable to the separation of big drop.When gas-liquid separation is had relatively high expectations, when needing to improve inner discrete, be not easy to realize; Dirt more also can reduce the buoyancy of floating drum in the floating drum, influences the automatic drain effect; The discharge of gas is not controlled automatically, in separator liquid level too Gao Shiyi produce the gas drag-out and embody and resemble; Adopt hollow ball to realize automatic drain, spheroid processing difficulties and can not carry out volume-adjustment.
Automatic discharge device in the existing cyclone gas-liquid separator is to utilize the method for signal conversion and automatic meter system or Artificial Control separator to discharge fluid substantially.In existing gas-liquid separation and the level control integrated design, separator is inner to be adopted and the essentially identical floating drum of separator volume, only depends on the gas liquid ratio method of double differences to separate, effectively the less drop of separated volume.Prior art is only controlled when gas phase enters liquid phase in the separator, not to liquid level when high liquid enter gas phase and control.
The utility model content
The purpose of this utility model is: a kind of oil-gas automatic discharging cyclone gas-liquid separator is provided, at above-mentioned the deficiencies in the prior art, design a kind of simple in structure, detachable assemblnig automatic discharge device and the inner separator that has cyclone.This separator need not instrument and meter for automation control gas-liquid and discharges automatically, to adapt to crude oil gas-liquid separation effect requirement height; Gas phase, liquid phase must not be carried mutually, the field requirement that can not overflow from gaseous phase outlet of liquid phase especially, and it is simple to have manufacturing process, and cost is low, is easy to the characteristics of installation and maintenance.
The technical solution adopted in the utility model is: oil-gas automatic discharging cyclone gas-liquid separator, comprise tank body, and tank base has sewage draining exit, and there is import at the tank body middle part.The gentle phase intake of cyclone is arranged in the tank body.It is characterized in that: be fixed with the gas phase automatic discharge device at the tank body top, the gas phase automatic discharge device connects the gas phase emission pipeline, and the gas phase emission pipeline is connected with gaseous phase outlet level pressure flow control valve.The tank body bottom is connected with the liquid phase discharge pipe line, and the liquid phase discharge pipe line connects the liquid phase automatic discharge device, and the liquid phase automatic discharge device is connected with liquid phase outlet level pressure flow control valve.
To make things convenient for discharge opeing in order overhauling, on the pipeline of liquid phase discharge pipe line and liquid phase outlet level pressure flow control valve, to be connected with auxiliary discharging tube, on the auxiliary discharging tube valve is arranged.
The structure of described level pressure flow control valve is: comprise awl flange, awl end socket, spring, valve body, nozzle, nozzle carrier and flange, the centre bore of awl flange is a bellmouth, and the awl end socket is arranged in the centre bore, and awl flange bellmouth is identical with the tapering of awl end socket.The valve body that cylinder barrel shaped is arranged between awl flange and flange.The compression spring is arranged in the valve body.The centre bore internal thread of flange is connected with nozzle carrier.Nozzle is arranged in the nozzle carrier, and nozzle carrier is connected with nozzle threads.The nozzle center hole is taper.The spring controlled pressure, nozzle control flow.The level pressure flow control valve is used to control gas phase, and when tank body internal pressure and downstream gassy system pressure differed greatly, control pressure at expulsion and extraction flow were to prevent influencing the normal drainage work of separator because of pressure reduction causes the tank body internal pressure sharply to descend when the exhaust greatly; The level pressure flow control valve is used to control liquid phase, and when tank body pressure and downstream liquid phase systems pressure differed greatly, control tank body discharge opeing pressure and draining flow can not normally float because of pressure reduction causes the regulating plunger in the liquid phase automatic discharge device greatly preventing.The predetermined work pressure of gas phase or liquid phase level pressure flow control valve all is less than the minimum working pressure power in the actual production in the tank body, and greater than the gas phase liquid phase systems pressure that is communicated with tank body.When tank body internal pressure and downstream gas phase or liquid phase systems pressure are close, can omit this valve, simplify separating technology.
The gas phase automatic discharge device comprises flange, valve seat, valve cover and regulating plunger, and valve seat is connected the flange endoporus, and the valve seat endoporus has a conical surface.The valve cover is connected on the valve seat.The valve cover is a tubular, is evenly equipped with sieve aperture on the valve cover wall, and bottom outlet is arranged at the bottom.A regulating plunger is arranged in the valve cover.The structure of regulating plunger is: the threaded one end at cylindric hollow cylinder is connected with the Versailles, and the other end is connected with plug.The end of Versailles is a centrum, and the tapering of centrum is identical with the tapering of the valve seat endoporus conical surface.Can adjust the space size in the hollow cylinder according to the regulating plunger buoyancy size of on-the-spot needs, change regulating plunger buoyancy.
The structure of the internal structure of liquid phase automatic discharge device and gas phase automatic discharge device is basic identical, and difference is: the liquid phase automatic discharge device is to be fixed with an airtight cylinder on flange, and airtight cylinder side wall connects the liquid phase discharge pipe line.Energy storaging liquid in the airtight cylinder, liquid enters in the valve cover, and regulating plunger can be suspended on the liquid level.Another difference is that the installation direction of liquid phase automatic discharge device is opposite with the installation direction of gas phase automatic discharge device.The size of liquid phase automatic discharge device and gas phase automatic discharge device can design according to the different content of gas-liquid two-phase in addition, more to help the smooth discharge of gas-liquid two-phase.
The oil-gas automatic discharging cyclone gas-liquid separator course of work:
After the crude oil that contains natural gas enters tank body from import, flow into cyclone.Rotate at a high speed at cyclone, natural gas is separated from crude oil.Natural gas via gas phase intake after the separation rises to the tank body top, discharges by the gas phase automatic discharge device.
Isolated crude oil flow to the bottom downwards along tank wall.When the crude oil after separating is accumulated to certain altitude, enter the airtight cylinder of liquid phase automatic discharge device from the liquid phase delivery pipe.Behind the liquid phase automatic draining device feed liquor, enter the valve cover through valve cover sieve aperture.Regulating plunger is because valve seat is left in buoyancy gradually, and the taper hole that makes crude oil pass through valve seat is discharged.When the liquid level of tank body reduces gradually, when no liquid entered the liquid phase automatic draining device, regulating plunger can descend along with the decline of liquid level, until valve seat is stopped up.So repeatedly, finish the automatic drain task.
Liquid level is too many in tank body, and when having little time discharge opeing, liquid level rises to gas phase automatic discharge device bottom and enters the valve cover, and regulating plunger floats with liquid level, and stops up the valve seat taper hole gradually.Tank interior pressure rises, and can accelerate discharge opeing; When being full of liquid in the tank body, regulating plunger can stop up valve seat fully, seals the gas outlet, prevents that crude oil from overflowing the generation of accident from gaseous phase outlet.
The height of cyclone should be in the bottom of tank body import, and the gas phase intake should be higher than the entrance location of tank body, to reach best oil gas separation.
The beneficial effects of the utility model: oil-gas automatic discharging cyclone gas-liquid separator can make gas-liquid separation more thorough, gas-liquid automatic discharge device volume simple in structure is little, during operation without any need for external power, running cost is low, can dispense the high electrified automatic instrument system of price height, complex structure, running cost.Have the advantage of the liquid level of signal converting automation system and big float-type from control integrated separator, reach and improve the function that gas-liquid separation effect discharges again automatically, and automatic discharge device detachably can be regulated, can adapt to the gas-liquid separation of different densities difference, especially be fit to the gas production occasion.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Description of drawings
Fig. 1 is an oil-gas automatic discharging cyclone gas-liquid separator overall structure generalized section.
Fig. 2 is a level pressure flow control valve structural profile schematic diagram.
Fig. 3 is a gas phase automatic discharge device structural profile schematic diagram.
Among the figure, 1. sewage draining exit, 2. tank body, 3. cyclone, 4. import, 5. gas phase intake, 6. gas phase automatic discharge device, 7. gas phase emission pipeline, 8. level pressure flow control valve, 9. liquid phase discharge pipe line, 10. liquid phase automatic discharge device, 11. auxiliary discharging tubes, 12. valves, 13. awl flanges, 14. awl end sockets, 15. spring, 16. valve bodies, 17. nozzles, 18. nozzle carriers, 19. flanges, 20. flange, 21. valve seats, 22. valve covers, 23. sieve apertures, 24. the Versailles, 25. hollow cylinders, 26. plugs, 27. bottom outlets.
The specific embodiment
Embodiment 1: consult Fig. 1.Oil-gas automatic discharging cyclone gas-liquid separator, tank body 2 are vertical enclosed jar, and 1.5 meters of diameters are high 4 meters.A sewage draining exit 1 is arranged at tank body 2 bottoms.It is 80 millimeters import 4 that there is an internal diameter at tank body 2 middle parts apart from 2 meters, bottom.Apart from 1.5 meters of tank base a cyclone 3 is arranged in the tank body 2.Apart from 1.8 meters of tank base a gas phase intake 5 is arranged in the tank body 2.Be fixed with gas phase automatic discharge device 6 at tank body 2 tops.Gas phase automatic discharge device 6 connection internal diameters are 50 millimeters gas phase emission pipeline 7.Gas phase emission pipeline 7 is connected with gaseous phase outlet level pressure flow control valve 8.It is 80 millimeters liquid phase discharge pipe line 9 that tank body 2 bottoms are connected with internal diameter.Liquid phase discharge pipe line 9 connects liquid phase automatic discharge device 10.Liquid phase automatic discharge device 10 is connected with liquid phase outlet level pressure flow control valve 8.On the pipeline of liquid phase discharge pipe line 9 and liquid phase outlet level pressure flow control valve 8, be connected with auxiliary discharging tube 11, on the auxiliary discharging tube manually-operated gate 12 arranged.
Consult Fig. 2.The structure of level pressure flow control valve is made up of awl flange 13 awl end sockets 14 springs 15 valve bodies 16 nozzles 17 nozzle carriers 18 flanges 19, and the centre bore of awl flange 13 is a bellmouth, and its tapering is 75 degree.In awl flange 13 centre bores awl end socket 14 is arranged, awl flange 13 bellmouths are identical with the tapering of awl end socket 14, also 75 degree.The valve body 16 that cylinder barrel shaped is arranged between awl flange 13 and flange 19.Valve body 16 internal diameters are 60 millimeters.Compression spring 15 is arranged in the valve body 16.The centre bore internal thread of flange 19 is connected with nozzle carrier 18.Nozzle 17 is arranged in the nozzle carrier 18.Nozzle carrier 18 is threaded with nozzle 17.Nozzle 17 centre bores are taper, and the centre bore minimum diameter of nozzle 17 is 10 millimeters.
Consult Fig. 3.Gas phase automatic discharge device 6 comprises flange 20, valve seat 21, valve cover 22 and regulating plunger.Valve seat 21 is threaded in flange 20 endoporus, and valve seat 21 endoporus have a conical surface, and tapering is 75 degree.Valve cover 22 is threaded on the valve seat 21.Valve cover 22 is a tubular, and diameter is 100 millimeters, and length is 250 millimeters.Be evenly equipped with diameter on valve cover 22 walls and be 10 millimeters sieve aperture 23.One 80 millimeters bottom outlet 27 is arranged at valve cover 22 bottoms.A regulating plunger is arranged in valve cover 22.The structure of regulating plunger is: the threaded one end at cylindric hollow cylinder 25 is connected with Versailles 24, and the other end is connected with plug 26.The diameter of hollow cylinder 25 is 95 millimeters, 100 millimeters of length.The end of Versailles 24 is a centrum, and the tapering of centrum is 75 degree, and is identical with the tapering of the valve seat 21 endoporus conical surfaces.
Consult Fig. 1.The structure of the internal structure of liquid phase automatic discharge device 10 and gas phase automatic discharge device 6 is basic identical, and difference is: liquid phase automatic discharge device 10 is to be fixed with an airtight cylinder on flange 20, and the diameter of airtight cylinder is 120 millimeters, 400 millimeters of length.Airtight cylinder side wall connects liquid phase discharge pipe line 9.The installation direction of liquid phase automatic discharge device 10 is opposite with the installation direction of gas phase automatic discharge device 6.
Claims (5)
1. oil-gas automatic discharging cyclone gas-liquid separator, comprise tank body (2), sewage draining exit (1) is arranged at tank body (2) bottom, there is import (4) at tank body (2) middle part, the gentle phase intake of cyclone (3) (5) is arranged in the tank body (2), it is characterized in that: be fixed with gas phase automatic discharge device (6) at tank body (2) top, gas phase automatic discharge device (6) connects gas phase emission pipeline (7), gas phase emission pipeline (7) is connected with gaseous phase outlet level pressure flow control valve (8), tank body (2) bottom is connected with liquid phase discharge pipe line (9), liquid phase discharge pipe line (9) connects liquid phase automatic discharge device (10), and liquid phase automatic discharge device (10) is connected with liquid phase outlet level pressure flow control valve (8).
2. oil-gas automatic discharging cyclone gas-liquid separator according to claim 1 is characterized in that: be connected with auxiliary discharging tube (11) on the pipeline of liquid phase discharge pipe line (9) and liquid phase outlet level pressure flow control valve (8), on the auxiliary discharging tube valve (12) arranged.
3. oil-gas automatic discharging cyclone gas-liquid separator according to claim 1, it is characterized in that: the structure of described level pressure flow control valve (8) is: comprise awl flange (13), awl end socket (14), spring (15), valve body (16), nozzle (17), nozzle carrier (18) and flange (19), the centre bore of awl flange (13) is a bellmouth, awl end socket (14) is arranged in the centre bore, awl flange (13) bellmouth is identical with the tapering of awl end socket (14), the valve body (16) that cylinder barrel shaped is arranged between awl flange (13) and flange (19), compression spring (15) is arranged in the valve body (16), the centre bore internal thread of flange (19) is connected with nozzle carrier (18), nozzle (17) is arranged in the nozzle carrier (18), nozzle carrier (18) is threaded with nozzle (17), and nozzle (17) centre bore is taper.
4. according to claim 1 or 2 or 3 described oil-gas automatic discharging cyclone gas-liquid separators, it is characterized in that: described gas phase automatic discharge device (6) comprises flange (20), valve seat (21), valve cover (22) and regulating plunger, valve seat (21) is connected flange (20) endoporus, valve seat (21) endoporus has a conical surface, valve cover (22) is connected on the valve seat (21), valve cover (22) is a tubular, be evenly equipped with sieve aperture (23) on valve cover (22) wall, bottom outlet (27) is arranged at the bottom, a regulating plunger is arranged in valve cover (22), the structure of regulating plunger is: the threaded one end at cylindric hollow cylinder (25) is connected with Versailles (24), the other end is connected with plug (26), the end of Versailles (24) is a centrum, and the tapering of centrum is identical with the tapering of valve seat (21) the endoporus conical surface.
5. according to claim 1 or 2 or 3 described oil-gas automatic discharging cyclone gas-liquid separators, it is characterized in that: described liquid phase automatic discharge device (10) is to be fixed with an airtight cylinder on flange (20), airtight cylinder side wall connects liquid phase discharge pipe line (9), and the installation direction of liquid phase automatic discharge device (10) is opposite with the installation direction of gas phase automatic discharge device (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201493374U CN201055814Y (en) | 2007-05-29 | 2007-05-29 | Rotational flow air-liquid segregator automatically discharging oil gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201493374U CN201055814Y (en) | 2007-05-29 | 2007-05-29 | Rotational flow air-liquid segregator automatically discharging oil gas |
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| CN201055814Y true CN201055814Y (en) | 2008-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007201493374U Expired - Lifetime CN201055814Y (en) | 2007-05-29 | 2007-05-29 | Rotational flow air-liquid segregator automatically discharging oil gas |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794236A (en) * | 2012-08-23 | 2012-11-28 | 上海华畅环保设备发展有限公司 | Method and apparatus for strengthening gas-liquid swirling separation process by underflow gas leakage |
| CN104888981A (en) * | 2015-05-28 | 2015-09-09 | 成都乾瑞矿山工程有限公司 | Overflow pipe |
| CN105736381A (en) * | 2014-12-31 | 2016-07-06 | 英格索尔-兰德公司 | Compressor system with variable lubricant injection orifice |
| WO2018112901A1 (en) * | 2016-12-20 | 2018-06-28 | 中国科学院广州能源研究所 | Gas-liquid separation device suitable for gas hydrate slurry |
| CN110709587A (en) * | 2017-04-14 | 2020-01-17 | Dlh鲍尔斯公司 | Bi-directional jet PCV valve assembly and system |
| CN110939427A (en) * | 2019-12-09 | 2020-03-31 | 哈尔滨工程大学 | Active liquid level control gas-liquid separator utilizing gravity ball |
-
2007
- 2007-05-29 CN CNU2007201493374U patent/CN201055814Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794236A (en) * | 2012-08-23 | 2012-11-28 | 上海华畅环保设备发展有限公司 | Method and apparatus for strengthening gas-liquid swirling separation process by underflow gas leakage |
| CN102794236B (en) * | 2012-08-23 | 2015-12-09 | 上海华畅环保设备发展有限公司 | The method and apparatus of underflow gas leakage strengthening solution-air cyclonic separation process |
| CN105736381A (en) * | 2014-12-31 | 2016-07-06 | 英格索尔-兰德公司 | Compressor system with variable lubricant injection orifice |
| CN105736381B (en) * | 2014-12-31 | 2021-05-04 | 英格索兰工业美国公司 | Compressor system with variable lubricant injection orifices |
| CN104888981A (en) * | 2015-05-28 | 2015-09-09 | 成都乾瑞矿山工程有限公司 | Overflow pipe |
| WO2018112901A1 (en) * | 2016-12-20 | 2018-06-28 | 中国科学院广州能源研究所 | Gas-liquid separation device suitable for gas hydrate slurry |
| CN110709587A (en) * | 2017-04-14 | 2020-01-17 | Dlh鲍尔斯公司 | Bi-directional jet PCV valve assembly and system |
| CN110709587B (en) * | 2017-04-14 | 2021-10-15 | Dlh鲍尔斯公司 | Bi-directional jet PCV valve assembly and system |
| CN110939427A (en) * | 2019-12-09 | 2020-03-31 | 哈尔滨工程大学 | Active liquid level control gas-liquid separator utilizing gravity ball |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20070529 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |