CN205472778U - A radial flow , perpendicular heterogeneous attitude separator of combined type that flows for oil field extraction water - Google Patents
A radial flow , perpendicular heterogeneous attitude separator of combined type that flows for oil field extraction water Download PDFInfo
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- CN205472778U CN205472778U CN201620177951.0U CN201620177951U CN205472778U CN 205472778 U CN205472778 U CN 205472778U CN 201620177951 U CN201620177951 U CN 201620177951U CN 205472778 U CN205472778 U CN 205472778U
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Abstract
本实用新型公开一种用于油田采出水的辐流、竖流复合式多相态分离装置，包括罐体，罐体的中心设置有中心筒，中心筒的外部围设有分离腔，配水筒位于中心筒的上部，集水筒处于中心筒的下部，配水筒的上部侧壁上均匀分布有配水窗；罐体的内部近侧壁处设置有溢流管，该溢流管呈倒U型结构延伸至罐体外；该分离腔的下部沿水平方向辐射状均匀布置有集水管，该集水管连通于所述集水筒的内部，该集水筒还向外连通有出水管，该出水管伸出集水筒外部并呈倒U型结构延伸至罐体外。本实用新型采用辐流、竖流复合式多相态分离结构，使配水窗配出的油水砂具有较大的水平流速，与三者靠密度差形成的垂直速度差相互作用，形成明显的分离轨迹，使油水砂高效分离。
The utility model discloses a radial-flow and vertical-flow composite multi-phase state separation device for oil field production water, which comprises a tank body, a central cylinder is arranged in the center of the tank body, a separation chamber is arranged outside the central cylinder, and a water distribution cylinder Located on the upper part of the central cylinder, the water collecting cylinder is located at the lower part of the central cylinder, and the upper side wall of the water distribution cylinder is evenly distributed with water distribution windows; the inner near side wall of the tank is provided with an overflow pipe, which is an inverted U-shaped structure Extending to the outside of the tank; the lower part of the separation chamber is radially and uniformly arranged with water collecting pipes in the horizontal direction, the water collecting pipes are connected to the inside of the water collecting cylinder, and the water collecting cylinder is also connected with an outlet pipe outwardly, and the water outlet pipe extends out of the collection The outside of the water cylinder extends to the outside of the tank in an inverted U-shaped structure. The utility model adopts radial flow and vertical flow composite multi-phase state separation structure, so that the oil, water and sand distributed by the water distribution window have a relatively large horizontal flow velocity, which interacts with the vertical velocity difference formed by the density difference between the three, forming an obvious separation trajectory, so that oil, water and sand can be separated efficiently.
Description
Technical field
This utility model belongs to Treatment Techniques of Extracted Water from Crude Oil Production field, relates to a kind of oil, water, the spoke stream of sand separation, perpendicular stream combined type multi phase state segregation apparatus in oil field extracted water.
Background technology
The water containing crude oil, mechanical admixture produced in oil extraction process is referred to as oil field extracted water, and recovered water generally uses the syllogic PROCESS FOR TREATMENT rear reinjection into reservoir up to standard of " gravitational settling oil removing+coagulant precipitation purifies+filters ".Gravitational settling oil removing section is as the first processing section of this technique, and its main target is to realize oil, water, the good separation of sand three-phase, improves separation efficiency as much as possible, reduces the load of subsequent treatment process section, reduces processing cost.The main apparatus structure that this processing section uses at present is traditional single vertical-flow big tank isolating construction, but this structure has the disadvantage that
Owing to water distribution window is substantially with inlet vertical corresponding in tank, make oil, water, mechanical admixture horizontal velocity in separation process less, produce vertical speed mainly by density contrast poor, separation process inevitably interferes with each other, reduce separating effect.
Owing to the layout of water distribution window cannot accomplish to cover whole tank body cross section, the regional space without water distribution window is caused to be not used so that space availability ratio is substantially reduced, and space availability ratio only has about 70%.
Water distribution window is many with inlet quantity, structure is complicated, is particularly vulnerable to oil field extracted water high temperature, the impact of high salt characteristic, causes fouling, corrosion, reduction of service life, and in big tank, structure General Life is 5 years.
Utility model content
This utility model is in order to reduce oil, water, mechanical admixture interfering with each other in separation process as far as possible, improve the space availability ratio of device, improve separating effect, extension fixture service life, it is provided that a kind of spoke stream for oil field extracted water, perpendicular stream combined type multi phase state segregation apparatus.
This utility model provides a kind of spoke stream for oil field extracted water, perpendicular stream combined type multi phase state segregation apparatus, a kind of spoke stream for oil field extracted water, perpendicular stream combined type multi phase state segregation apparatus, including tank body, described tank body be provided centrally with central tube, the outside of described central tube is enclosed and is provided with disengagement chamber, and described central tube is made up of water distribution cylinder and Water collecting tube, and wherein water distribution cylinder is positioned at the top of central tube, Water collecting tube is in the bottom of central tube, and the upper portion side wall of described water distribution cylinder is provided with water distribution window；Lower section within described disengagement chamber is the most radial has been evenly arranged multiple collector pipe, one end of the plurality of collector pipe is all communicated in described Water collecting tube, described Water collecting tube is the most outwards communicated with outlet pipe, this outlet pipe stretches out outside Water collecting tube, and this outlet pipe is that inverted U structure arranges and extends to outside tank body inside disengagement chamber；Multiple suction mud horn mouths that the radial subregion of bottom upper annular of described disengagement chamber is arranged, multiple suction mud horn mouths of each subregion are connected in series by sludge pipe respectively, and the sludge pipe of each subregion is communicated to outside tank body by discharge pipeline again.
It is provided above more than 2 floating type receiving ports within described disengagement chamber, the rational height of this floating type receiving port is higher than the rational height of water distribution window, this floating type receiving port connects more than 2 floats, buoys float is on the liquid level of disengagement chamber, the bottom of floating type receiving port connects collection tube, and this collection tube extends to outside tank body.
Being provided with overflow pipe at the nearly lateral wall, inside of described disengagement chamber, this overflow pipe connects in the one end within disengagement chamber overflow horn mouth, and this overflow pipe is that inverted U structure arranges and extends to outside tank body inside disengagement chamber.
The top of described overflow pipe and the top of described outlet pipe are provided with siphon destructing tube.
The described top of water distribution cylinder is interconnected with the top of disengagement chamber, and the bottom of described water distribution cylinder is communicated with water inlet pipe.
The bottom of described Water collecting tube is additionally provided with blow-down pipe, and this blow-down pipe extends to outside tank body.
The bottom of described disengagement chamber arranges more than 1 drain, and this drain is communicated to outside tank body.
The top of the described bottom of water distribution cylinder, the bottom of Water collecting tube and Water collecting tube is respectively provided with the steam vent of more than 1.
Described water distribution window arranges more than 2.
This utility model has advantages in that
This utility model uses spoke stream, perpendicular stream combined type multi phase state isolating construction, the profit sand making water distribution window allot has a bigger horizontal flow velocity, the poor interaction of vertical speed formed by density contrast with three, forms obvious separated track, makes profit sand high efficiency separation.
Water distribution concentrates on great Guan center, and to surrounding water distribution, periphery catchments, and can make full use of the whole space of big tank so that space availability ratio is greatly improved, and space availability ratio can bring up to more than 90%.
Collection water distribution structure of the present utility model is simple, is difficult to because fouling, corrosion cause damage, and service life is long, and in big tank, structure can extend the life-span to more than 8 years.
Accompanying drawing explanation
Fig. 1 is the spoke stream that this utility model provides, the elevation erecting stream combined type multi phase state segregation apparatus；
Fig. 2 is the spoke stream that this utility model provides, the site plan that catchments erecting stream combined type multi phase state segregation apparatus;
Fig. 3 is the spoke stream that this utility model provides, the spoil disposal site plan erecting stream combined type multi phase state segregation apparatus.
In figure
1-tank body；2-water inlet pipe；3 water distribution cylinders；
4-water distribution window；5-disengagement chamber；6-catchments horn mouth；
7-collector pipe；8-Water collecting tube；9-outlet pipe；
10-siphon destructing tube；11-overflow horn mouth；12-overflow pipe；
13-inhales mud horn mouth；14-sludge pipe；15-discharge pipeline；
The floating type receiving port of 16-；17-float；18-collection tube；
19-blow-down pipe；20-drain；21-steam vent.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from this utility model and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
This utility model provides a kind of spoke stream for oil field extracted water, perpendicular stream combined type multi phase state segregation apparatus, as shown in Figure 1, Figure 2 and Figure 3, including tank body 1, is provided with water distribution cylinder 3, disengagement chamber 5, Water collecting tube 8 in described tank body 1.Described tank body 1 be provided centrally with central tube, the outside of described central tube is enclosed and is provided with disengagement chamber 5.Described central tube is made up of water distribution cylinder 3 and Water collecting tube 8, and wherein water distribution cylinder 3 is positioned at the top of central tube, and Water collecting tube 8 is then in the bottom of central tube, does not connects between described water distribution cylinder 3 with described Water collecting tube 8.The top of described water distribution cylinder 3 and the mutual atmosphere in top of disengagement chamber 5.
It is communicated with water inlet pipe 2 on the lower sides of described water distribution cylinder 3, the water inlet outside tank body 1 can be entered water as described water distribution cylinder 3 by this water inlet pipe 2, and then by water distribution cylinder 3 to the water distribution of whole tank body 1.According to processing the water yield, the horizontally spaced water distribution window 4 being evenly distributed with more than 2 of the upper portion side wall of described water distribution cylinder 3, it is in sustained height and is spaced setting.The water within water distribution cylinder 3 can be made to carry out spoke stream shape water distribution to the disengagement chamber 5 of surrounding by this water distribution window 4, the whole space of tank body 1 can be made full use of, space availability ratio is greatly improved, oil that water distribution window 4 allots, water, sand is made to have a bigger horizontal flow velocity, the poor interaction of perpendicular stream vertical speed formed by density contrast with three, form obvious separated track, make oil, water, sand in disengagement chamber 5 high efficiency separation.
It is provided with 1 overflow pipe 12 at the nearly lateral wall, inside of described disengagement chamber 5, this overflow pipe 12 connects in the one end within disengagement chamber 5 overflow horn mouth, this overflow pipe 12 is outside to tank body 1 in inverted U extensibility of structure, the top of overflow pipe 12 arranges siphon destructing tube 10, excessively empty to prevent gravity from flowing out water in water causes device, it is internal that this siphon destructing tube 10 is positioned at tank body 1, and one end is vertical with overflow pipe 12 to be connected, and the other end communicates with disengagement chamber 5 top air.
A described Water collecting tube 8 the most outwards piece outlet pipe 9 of connection, this outlet pipe 9 stretches out Water collecting tube 8 outside and in inverted U structure outside disengagement chamber 5 inside wears and extends to tank body, the top of described outlet pipe 9 is also provided with siphon destructing tube 10, with prevent gravity flow out water cause water in device excessively to empty or pumping water outlet cause device in form negative pressure, it is internal that this siphon destructing tube 10 is positioned at tank body 1, one end is vertical with outlet pipe 9 to be connected, and the other end communicates with disengagement chamber 5 top air.
The most radial collector pipe 7 being evenly arranged more than 2 of the lower inside of described disengagement chamber 5, and one end of this collector pipe 7 connects the horn mouth 6 that catchments, the other end is uniformly communicated in the inside of described Water collecting tube 8, and the water after being purified in disengagement chamber 5 by this collector pipe 7 is collected and entered in Water collecting tube 8.Described disengagement chamber 5 inner upper arranges the floating type receiving port 16 of more than 2, the rational height of this floating type receiving port 16 is higher than the rational height of water distribution window 4, this floating type receiving port 16 float 17 with more than 2 is connected, float 17 floats on liquid level surface and realizes dynamically receiving oil, receipts oil efficiency is greatly improved, reducing operative's labor intensity, floating type receiving port 16 bottom is connected to collection tube 18, and it is outside that this collection tube 18 extends to tank body 1.Multiple suction mud horn mouths 13 that the most radial subregion in bottom of described disengagement chamber 5 is arranged, the multiple suction mud horn mouths 13 being on same radius are connected in series by a sludge pipe 14, each sludge pipe 14 is the most outwards communicated to the discharge pipeline 15 of each subregion, and each discharge pipeline 15 extends to the outside of tank body 1.According to sludge volume, the spoil disposal subregion of more than 2,1 discharge pipeline 15 of each spoil disposal split plot design, the discharge pipeline 15 that corresponding design is more than 2 can be set.As it is shown on figure 3, two subregions about She Ji, design two horizontally disposed linear type discharge pipelines 15.The multiple suction mud horn mouths 13 being on same Radius in left side are connected in series by a sludge pipe 14 respectively, and two, left and right subregion is respectively provided with 4 sludge pipes 14, then 4 sludge pipes 14 of each subregion are communicated to a discharge pipeline 15.
The bottom of described water distribution cylinder 3 and the bottom of Water collecting tube 8 and top are respectively provided with the steam vent 21 of more than 1, to prevent the useful space in locally pneumatosis occupies cylinder.
Also setting up 1 blow-down pipe 19 bottom described Water collecting tube 8, this blow-down pipe 19 one end is communicated to Water collecting tube 8, and it is outside that the other end extends to tank body 1.
The bottom of described tank body 1 arranges the drain 20 of more than 1, the specially bottom of disengagement chamber 5 and arranges more than 1 this drain 20.
First recovered water containing crude oil, mechanical admixture is entered water distribution cylinder 3 by water inlet pipe 2, radial-flow water distribution is carried out by the water distribution window 4 being evenly arranged, water distribution window 4 concentrates on the central tube top of tank body 1, to surrounding water distribution, periphery catchments, the whole space of big tank can be made full use of, space availability ratio is greatly improved, oil that water distribution window 4 allots, water, sand is made to have a bigger horizontal flow velocity, the poor interaction of perpendicular stream vertical speed formed by density contrast with three, form obvious separated track, make oil, water, sand in disengagement chamber 5 high efficiency separation.Recovered water after process is entered Water collecting tube 8 by the radial collector pipe 7 being evenly arranged in device middle and lower part, flows out tank body by outlet pipe 9.Under superelevation liquid level, a part of recovered water can be collected by overflow horn mouth 11, and is flowed out by overflow pipe 12.Bubble through the water column on isolated crude oil, after utilizing floating type receiving port 16 to collect, discharge through collection tube 18.Isolated sand is perpendicular to be flowed down and is sink to tank bottoms, utilizes the radial suction mud horn mouth 13 being evenly arranged of pot bottom to enter sludge pipe 14, and is collected to the discharge pipeline 15 of each subregion, finally discharges through discharge pipeline 15.When device is as carried out maintenance emptying, the blow-down pipe 19 that the water in Water collecting tube 8 may use the inside (bottom) of disengagement chamber 5 horizontally disposed is vented, and the sand of disengagement chamber 5 bottom deposit can be discharged by the drain 20 arranged bottom disengagement chamber 5.
This utility model uses spoke stream, perpendicular stream combined type multi phase state isolating construction, the profit sand making water distribution window 4 allot has a bigger horizontal flow velocity, the poor interaction of vertical speed formed by density contrast with three, forms obvious separated track, makes profit sand high efficiency separation.
Water distribution window 4 concentrates on the top of the central tube of tank body 1, and to surrounding water distribution, periphery catchments, and can make full use of the whole space of distribution in tank body 1 so that space availability ratio is greatly improved, and space availability ratio can bring up to more than 90%.
Collection water distribution structure of the present utility model is simple, is difficult to because fouling, corrosion cause damage, and service life is long, and in big tank, structure can extend the life-span to more than 8 years.
Showing through long-term on-the-spot test and engineer applied, this utility model can improve profit sand three phase separating efficiency more than 15%, reduces the load of subsequent treatment process section, thus reduces purification added amount of chemical about 10%, reduces about 0.04 yuan/ton of water of processing cost.In tank body 1, structure life-span relatively conventional art extends 3 years, and year depreciation reduces 7.5%.
Embodiment described above is only the preferred embodiment lifted by absolutely proving this utility model, and protection domain of the present utility model is not limited to this.The equivalent that those skilled in the art are made on the basis of this utility model substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620177951.0U CN205472778U (en) | 2016-03-09 | 2016-03-09 | A radial flow , perpendicular heterogeneous attitude separator of combined type that flows for oil field extraction water |
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| CN201620177951.0U CN205472778U (en) | 2016-03-09 | 2016-03-09 | A radial flow , perpendicular heterogeneous attitude separator of combined type that flows for oil field extraction water |
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| CN205472778U true CN205472778U (en) | 2016-08-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565432A (en) * | 2016-03-09 | 2016-05-11 | 中石化石油工程设计有限公司 | Radial flow and vertical flow composite multiphase separation device for oilfield produced water |
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2016
- 2016-03-09 CN CN201620177951.0U patent/CN205472778U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565432A (en) * | 2016-03-09 | 2016-05-11 | 中石化石油工程设计有限公司 | Radial flow and vertical flow composite multiphase separation device for oilfield produced water |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20210309 |