CN202822960U - Oil-gas-water-sand multiphase separator - Google Patents

Oil-gas-water-sand multiphase separator Download PDF

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Publication number
CN202822960U
CN202822960U CN 201220464963 CN201220464963U CN202822960U CN 202822960 U CN202822960 U CN 202822960U CN 201220464963 CN201220464963 CN 201220464963 CN 201220464963 U CN201220464963 U CN 201220464963U CN 202822960 U CN202822960 U CN 202822960U
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CN
China
Prior art keywords
separator
husky
oil
decanting zone
oil gas
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Expired - Fee Related
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CN 201220464963
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Chinese (zh)
Inventor
朱泽民
王力兴
顾泓
王赤宇
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Merbs (beijing) Petroleum & Natural Gas Technology Development Co Ltd
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Merbs (beijing) Petroleum & Natural Gas Technology Development Co Ltd
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Priority to CN 201220464963 priority Critical patent/CN202822960U/en
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Publication of CN202822960U publication Critical patent/CN202822960U/en
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Abstract

The utility model provides an oil-gas-water-sand multiphase separator. The oil-gas-water-sand multiphase separator comprises a pre-separation zone, a depression zone, an oil chamber and a water chamber. The pre-separation zone is arranged on one side of a separator body, the depression zone is arranged in the middle of the separator body, and the oil chamber and the water chamber are arranged on the other side of the separator body. A water stop weir plate is arranged between the pre-separation zone and the depression zone, an oil spillage baffle is arranged between the depression zone and the oil chamber, and a water chamber weir plate is arranged between the oil chamber and the water chamber. The oil-gas-water-sand multiphase separator can improve separation efficiency of oil, gas, water and sand and achieve sludge discharge and sand discharge without production stop.

Description

The husky multiphase separator of a kind of oil gas water
Technical field
The utility model relates to a kind of oil field mining liquid treatment facility, relates in particular to a kind of separator of oil gas water sand.
Background technology
Oil field mining liquid is processed three-phase or the multiphase separator that adopts both at home and abroad at present, exist flow Field Design unreasonable, liquid flow exists eddy current, short circuit and larger slough and region of bypassed oil is arranged, and treatment effeciency is low, and oil-containing is higher in the Water in oil after the processing and the water.Grease chamber and hydroecium be the design form that center line is divided right and left about edge, end socket place usually, and oil enters the grease chamber by grease chamber's breach of a side, and notch length is short, has had a strong impact on Flow Field Distribution.Although also filled filler in the container, what pay attention to is coalescent, the rectification to how, and concept obfuscation, way is random.Difficulty can't be regulated or regulate to oil-water interfaces, and conventional design is paid attention to not the gas-liquid preliminary treatment, and design is carried out gas-liquid separation by cavity, because gas flow rate is excessive, the gas vent droplet content is high.Sand discharge apparatus is rushed in the not design that has, and needs regular stopping production manual cleaning; Some designs rush sand discharge apparatus, but design unreasonablely, the sand surfing device adopts convergent nozzle, flushing downwards, the easy fouling of nozzle, the flushing area is little, the sand discharge weak effect still needs the clean container that regularly stops production.
The utility model content
In order to solve the above problem that exists in the background technology, the utility model provides a kind of oil gas water husky multiphase separator, and this separator can improve the separative efficiency of oil gas water sand, realizes not stopping production the spoil disposal sand discharge.
For achieving the above object, the utility model adopts following technical scheme:
The husky multiphase separator of a kind of oil gas water, comprise pre-separation district, decanting zone, grease chamber and hydroecium, the pre-separation district is arranged on a side of separator, the decanting zone is arranged on the middle part of separator, grease chamber and hydroecium are arranged on the opposite side of separator, it is characterized in that being provided with dash weir plate and liquid distribution plate between pre-separation district and the decanting zone, be provided with the oil spilling baffle plate between decanting zone and the grease chamber, be provided with the hydroecium weir plate between grease chamber and the hydroecium.
Described pre-separation district is provided with the pre-separation cyclone, and the Produced Liquid entrance is positioned at the upper side of pre-separation cyclone, and the lower part outlet place of pre-separation cyclone is provided with circular cone and disperses umbrella, and the top of pre-separation cyclone also is provided with gas bag.
Described pre-separation cyclone is up big and down small taper barrel, and pre-separation cyclone outlet horizontal level is provided with axial honeycomb screen, and honeycomb screen is battened construction, and axially the upper level of honeycomb screen is provided with vertical honeycomb screen.
The first half of decanting zone is provided with three road rectification coalescent packs, and first rectification coalescent pack is low wide and up narrow, and with wide, the 3rd road is wide at the top and narrow at the bottom to second for up and down, and the latter half of decanting zone is provided with twice rectification coalescent pack.
The bottom, decanting zone is provided with the sand surfing pipeline, the both sides of sand surfing pipeline are provided with the sand surfing shower nozzle, described sand surfing shower nozzle is horn mouth, the in-built conical umbrella that distributes of horn mouth, the summit of circular cone is over against the sand surfing pipe center, bell-mouthed the first half has designed deflection plate, is obliquely current baffling horizontal flow, and the bottom center of decanting zone is provided with the sand discharge mud discharging mouth.
In the upstream of first rectification coalescent pack, the top of dash weir plate is provided with the rectification orifice plate.
Collector pipe passes the grease chamber from the decanting zone and enters hydroecium, is U-shaped tubular construction form, and collector pipe is that two horizontal tube sieve apertures catchment up and down in the decanting zone, but collector pipe is provided with vertically upward, adjustable for height weir transfer pipe in hydroecium.
But the weir transfer pipe adopts fall way concentric tube structure outside.
Disperse the lower part outlet place of umbrella to be provided with sediment ejection opening, be provided with the vortex shield of meter font in the sediment ejection opening.
Described dash weir plate is Semicircular baffle, upper level, and bottom and separator bottom welding highly are half of separator flask height.
The beneficial effects of the utility model are:
The husky separative efficiency of oil gas water is high, can realize the spoil disposal sand discharge that do not stop production, and do not need the periodic cleaning container.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified
Fig. 1 is the generalized section of the utility model embodiment 1;
Fig. 2 is the bottom schematic view of the utility model embodiment 1;
Fig. 3 is the sand surfing spout schematic diagram among the utility model embodiment 1.
Wherein: 1. pre-separation cyclone, 2,3,4,12,13 coalescent rectification filler, 5. gas bags, 6. grease chamber, 7. hydroecium, 8. honeycomb screen, 9. circular cone disperses umbrella, 10. dash weir plate, 11 rectification orifice plates, 14. oil spilling baffle plate, but 15. the weir transfer pipe, 16. hydroecium weir plates, 17. sand surfing spouts, 18. sediment ejection opening, 19. collector pipes.
The specific embodiment
Below in conjunction with description of drawings and the specific embodiment the utility model is further described:
Embodiment 1
The husky multiphase separator of oil gas water as Figure 1-3, comprise pre-separation district, decanting zone, grease chamber 6 and hydroecium 7, the pre-separation district is arranged on a side of separator, the decanting zone is arranged on the middle part of separator, grease chamber 6 and hydroecium 7 are arranged on the opposite side of separator, be provided with dash weir plate 10 between pre-separation district and the decanting zone, be provided with oil spilling baffle plate 14 between decanting zone and the grease chamber, be provided with hydroecium weir plate 16 between grease chamber and the hydroecium.Described pre-separation district is provided with pre-separation cyclone 1, and the Produced Liquid entrance is positioned at the upper side of pre-separation cyclone, and the lower part outlet place of pre-separation cyclone is provided with circular cone and disperses umbrella 9, and the top of pre-separation cyclone also is provided with gas bag 5.Described pre-separation cyclone 1 is up big and down small taper barrel, and pre-separation cyclone outlet horizontal level is provided with axial honeycomb screen, and honeycomb screen is battened construction, and axially the upper level of honeycomb screen is provided with vertical honeycomb screen 8.The first half of decanting zone is provided with three road rectification coalescent packs 2,3,4, and first rectification coalescent pack 2 is low wide and up narrow, and with wide, the 3rd road 4 is wide at the top and narrow at the bottom to second 3 for up and down, and the latter half of decanting zone is provided with twice rectification coalescent pack 12,13.The bottom, decanting zone is provided with the sand surfing pipeline, the both sides of sand surfing pipeline are provided with sand surfing shower nozzle 17, described sand surfing shower nozzle is horn mouth, the in-built conical umbrella that distributes of horn mouth, the summit of circular cone is over against the sand surfing pipe center, bell-mouthed the first half has designed deflection plate, is obliquely current baffling horizontal flow, and the bottom center of decanting zone is provided with sand discharge mud discharging mouth 18.
The upstream of first rectification coalescent pack 2, the top of dash weir plate 10 is provided with rectification orifice plate 11.
Collector pipe 19 passes grease chamber 6 and enters hydroecium 7 from the decanting zone, be U-shaped tubular construction form, collector pipe is that two horizontal tube sieve apertures catchment up and down in the decanting zone, but collector pipe is provided with vertically upward, adjustable for height weir transfer pipe 15 in hydroecium, but weir transfer pipe 15 adopts fall way concentric tube structure outside.
Disperse the lower part outlet place of umbrella to be provided with sediment ejection opening, be provided with the vortex shield of meter font in the sediment ejection opening.
Described dash weir plate 10 is Semicircular baffle, upper level, and bottom and separator bottom welding highly are half of separator flask height.
By the spiral flow at inlet, realize the husky pre-separation of oil gas water, can tell the natural gas more than 95%, can greatly alleviate the burden of container cavity gas-liquid separation.Natural gas after the pre-separation enters the second minute gas bag bottom, further eliminates drop by the secondary mist extractor.
Liquid enters water layer from the eddy flow preseparator is out laggard, by washing, free water and silt is separated fast from oil.
The high 0.5D of first baffle plate has guaranteed that the water level in pre-separation district is not less than 0.5D all the time, has good washing effect.Guarantee that isolated silt does not diffuse into the decanting zone.
Normal cone disperses the umbrella effect to have three, one, can make uniform liquid to distributing all around.The 2nd, when the bottom spoil disposal is husky, do not affect the separation of liquid.The 3rd, the silt oil-containing of discharging is low, and solids content is high.
The sediment ejection opening vortex shield can play the risk that reduces sand discharge spoil disposal oil-containing and has channeling.
Axially honeycomb screen can distribute eddy flow preprocessor rotating liquid out vertically and come, and plays the effect of uniform distribution unit area loading; The effect of vertical honeycomb screen is along vertical distributed uniform liquid.
Three road rectification coalescing-plates have been established on container top, and first is low wide and up narrow, and the 3rd road is wide at the top and narrow at the bottom, can make oil droplet movement locus be similar to horizontal movement, flow Field Design is more reasonable.
Twice rectification coalescing-plate has been designed in the container bottom, can optimize the flow field, reduces the water outlet oil content.
The grease chamber is near gravity settling chamber, and oil enters the grease chamber by weir plate, and weir plate width suitable for reading is 2 times of conventional design.Flow Field Distribution is more reasonable.
Two pipeline sieve apertures catchmented about collector pipe adopted, and rainwater catchment can affect the flow field, and the design has good effect to uniform flow field.
Catchment and adopt U-shaped communicating pipe, but the automatic constant oil-water interfaces.Collector pipe passes the grease chamber in container, need not insulation.
Adopt the concentric tube type water-level regulator, simple in structure, reliable, can regulate very easily oil-water interfaces.
The bottom design of container the sand surfing device, adopt the loudspeaker spout, establish the conical umbrella that distributes in the spout, the water of ejection is umbrella shape, and the bottom that can paste container promotes forward silt, the bell-mouthed first half has designed horizontal circle arc deflection plate, the current of top ejection travel forward, Level Promoting silt, and reduced impact on water-oil separating.Compare with the convergent nozzle of conventional design, greatly slowed down the fouling of spout, the silt developing result is good.
The rectification orifice plate has guaranteed that axial cloth liquid is even.
It will be recognized by those skilled in the art, under the prerequisite that does not depart from protection scope of the present invention, can carry out various modifications, variation and combination to above-mentioned embodiment, and think that this modification, variation and combination are within the scope of originality thought.

Claims (10)

1. the husky multiphase separator of an oil gas water, comprise pre-separation district, decanting zone, grease chamber and hydroecium, the pre-separation district is arranged on a side of separator, the decanting zone is arranged on the middle part of separator, grease chamber and hydroecium are arranged on the opposite side of separator, it is characterized in that being provided with dash weir plate and liquid distribution plate between pre-separation district and the decanting zone, be provided with the oil spilling baffle plate between decanting zone and the grease chamber, be provided with the hydroecium weir plate between grease chamber and the hydroecium.
2. the husky multiphase separator of oil gas water as claimed in claim 1, it is characterized in that described pre-separation district is provided with the pre-separation cyclone, the Produced Liquid entrance is positioned at the upper side of pre-separation cyclone, the lower part outlet place of pre-separation cyclone is provided with circular cone and disperses umbrella, and the top of pre-separation cyclone also is provided with gas bag.
3. the husky multiphase separator of oil gas water as claimed in claim 2, it is characterized in that described pre-separation cyclone is up big and down small taper barrel, pre-separation cyclone outlet horizontal level is provided with axial honeycomb screen, honeycomb screen is battened construction, and axially the upper level of honeycomb screen is provided with vertical honeycomb screen.
4. the husky multiphase separator of oil gas water as claimed in claim 1, the first half that it is characterized in that the decanting zone is provided with three road rectification coalescent packs, first rectification coalescent pack is low wide and up narrow, second is for up and down with wide, the 3rd road is wide at the top and narrow at the bottom, and the latter half of decanting zone is provided with twice rectification coalescent pack.
5. the husky multiphase separator of oil gas water as claimed in claim 4, it is characterized in that the bottom, decanting zone is provided with the sand surfing pipeline, the both sides of sand surfing pipeline are provided with the sand surfing shower nozzle, described sand surfing shower nozzle is horn mouth, the in-built conical umbrella that distributes of horn mouth, the summit of circular cone is over against the sand surfing pipe center, and bell-mouthed the first half has designed deflection plate, be current baffling obliquely horizontal flow, the bottom center of decanting zone is provided with the sand discharge mud discharging mouth.
6. the husky multiphase separator of oil gas water as claimed in claim 4 is characterized in that in the upstream of first rectification coalescent pack, the top of dash weir plate is provided with the rectification orifice plate.
7. the husky multiphase separator of oil gas water as claimed in claim 1, it is characterized in that collector pipe passes the grease chamber from the decanting zone and enters hydroecium, be U-shaped tubular construction form, collector pipe is that two horizontal tube sieve apertures catchment up and down in the decanting zone, but collector pipe is provided with vertically upward, adjustable for height weir transfer pipe in hydroecium.
8. the husky multiphase separator of oil gas water as claimed in claim 7, but it is characterized in that the weir transfer pipe adopts fall way concentric tube structure outside.
9. the husky multiphase separator of oil gas water as claimed in claim 2 is characterized in that disperseing the lower part outlet place of umbrella to be provided with sediment ejection opening, is provided with the vortex shield of meter font in the sediment ejection opening.
10. the husky multiphase separator of oil gas water as claimed in claim 2 is characterized in that described dash weir plate is Semicircular baffle, upper level, and bottom and separator bottom welding highly are half of separator flask height.
CN 201220464963 2012-09-12 2012-09-12 Oil-gas-water-sand multiphase separator Expired - Fee Related CN202822960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220464963 CN202822960U (en) 2012-09-12 2012-09-12 Oil-gas-water-sand multiphase separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220464963 CN202822960U (en) 2012-09-12 2012-09-12 Oil-gas-water-sand multiphase separator

Publications (1)

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CN202822960U true CN202822960U (en) 2013-03-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107055689A (en) * 2017-06-09 2017-08-18 上海安赐环保科技股份有限公司 A kind of device and its technique applied to electro-desalting waste water point oil
CN110219637A (en) * 2019-06-18 2019-09-10 兰冰芯 A kind of gs-oil separator interface instrument high-efficiency rinsing deslagging one cone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107055689A (en) * 2017-06-09 2017-08-18 上海安赐环保科技股份有限公司 A kind of device and its technique applied to electro-desalting waste water point oil
CN110219637A (en) * 2019-06-18 2019-09-10 兰冰芯 A kind of gs-oil separator interface instrument high-efficiency rinsing deslagging one cone
CN110219637B (en) * 2019-06-18 2020-04-10 李强 Oil-gas separator interface instrument efficient flushing and deslagging integrated cone

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130327

Termination date: 20200912

CF01 Termination of patent right due to non-payment of annual fee