CN201775987U - Industrial oil-water separating system - Google Patents
Industrial oil-water separating system Download PDFInfo
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- CN201775987U CN201775987U CN2010202269522U CN201020226952U CN201775987U CN 201775987 U CN201775987 U CN 201775987U CN 2010202269522 U CN2010202269522 U CN 2010202269522U CN 201020226952 U CN201020226952 U CN 201020226952U CN 201775987 U CN201775987 U CN 201775987U
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Abstract
The utility model relates to an industrial oil-water separating system, which comprises two flow dividers and four settlement separating boxes. An inlet of the first flow divider is connected with a main liquid inlet pipe, an upper outlet of the first flow divider is connected with an upper horizontal pipe via a vertical pipe, a horizontal outlet of the first flow divider is connected with a lower horizontal pipe, more than one vertical pipe is arranged between the upper horizontal pipe and the lower horizontal pipe, the upper horizontal pipe is connected with the second flow divider, a horizontal outlet of the second flow divider is connected with an inlet on the lower portion of a spiral pipe in the first settlement separating box, an outlet on the upper portion of the spiral pipe is communicated with the second settlement separating box, the bottoms of the first settlement separating box and the second settlement separating box are communicated with each other, an upper outlet of the second flow divider is connected with an inlet on the upper portion of the second settlement separating box, the lower horizontal pipe is connected with an inlet on the lower portion of the spiral pipe in the third settlement separating box, the outlet on the upper portion of the spiral pipe is communicated with the fourth settlement separating box, the bottoms of the third settlement separating box and the fourth settlement separating box are communicated with each other, an oil outlet and a water outlet of the second settlement separating box are respectively communicated with an oil outlet and a water outlet of the fourth settlement separating box through parallel pipes, and the two parallel pipes are respectively connected with an oil outlet pipe and a water outlet pipe through three-way pipes.
Description
Technical field
The utility model relates to a kind of system that profit two-phase mixed liquor is separated, particularly about a kind of industry oil water separating system that is applied in ocean production platform, subsea production system and the onshore oil gas field piece-rate system.
Background technology
In many industries, petroleum chemical enterprise for example, oily water separating equipment is its important production equipment.Isolation technics is most important to industry development.The current separation principle that adopts has: gravity, centrifugal, filtration, static and breakdown of emulsion etc., and the initial stage separation equipment generally all adopts a kind of separation principle to carry out water-oil separating, and using multiple separation principle in recent years, to combine the equipment that separates be developing direction.For example a patent publication No. is the patent of a kind of efficient oil water separator of CN2569538Y, and it mainly is to describe the separator that adopts the Gravity Separation principle; Another patent is that (patent publication No.: CN1299693.A), it is to have adopted centrifugal principle to combine the equipment and the method for separating with membrane technology for the patent of invention " oil-water separator with spiral flow channel film " at Chinese Academy of Sciences ecological Studies center.But, in reality is produced, often need a large amount of oil-water mixtures is separated fast, gravity principle and membrane technology all are effective isolation technics means, but the processing speed of these two kinds of isolation technics is slower, has therefore caused device structure complicated, bulky.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides the industry oil water separating system that a kind of water-oil separating efficient is higher, simple in structure and the oil-water mixture treating capacity is bigger.
For achieving the above object, the utility model is taked following technical scheme: a kind of industry oil water separating system, it is characterized in that: it comprises two current dividers and four sedimentation separation casees, the import of first described current divider connects a total feed tube, its upper outlet is connected with horizontal tube on by a vertical tube, its Horizontal Exit is connected with horizontal tube once, the described vertical tube that is provided with between horizontal tube and the described time horizontal tube more than of going up; The described horizontal tube of going up connects second described current divider, the Horizontal Exit connection one of second described current divider is arranged on the lower inlet of the helix tube in first described sedimentation separation case, the top outlet of this described helix tube is communicated with second described sedimentation separation case, and the bottom of first described sedimentation separation case is communicated with second described sedimentation separation case; The upper outlet of second described current divider connects the upper entrance of second described sedimentation separation case; Described horizontal tube down connects the lower inlet that is arranged on the helix tube in the 3rd the described sedimentation separation case, the top outlet of this described helix tube is communicated with the 4th described sedimentation separation case, and the bottom of the 3rd described sedimentation separation case is communicated with the 4th described sedimentation separation case; The top oil-out of second described sedimentation separation case and bottom delivery port are communicated with the top oil-out and the bottom delivery port of the 4th described sedimentation separation case by a parallel pipe respectively, connect a flowline and an outlet pipe by three-way pipe respectively on the two described parallel pipes.
Two described current dividers comprise the body of a threeway tubular-shaped structures respectively, and the left side mouth of pipe of described body is import, and the right side is a Horizontal Exit, and top is upper outlet; The indoor split-flow baffles that is provided with of the horizontal cavity of described body; The top that is positioned at described Horizontal Exit one side, described split-flow baffles is provided with a plug with the sealing of described Horizontal Exit top, and described plug is parabola shaped towards an end longitudinal cross-section of described import; Described chamber body wall is provided with the bar-shaped trough that at least two groups match with the dual-side of described split-flow baffles.
Each described vertical tube, go up horizontal tube and following horizontal tube composition T shape pipe group, on each described vertical tube, be provided with a by-pass valve control, and first described vertical tube and described on the junction of horizontal tube be provided with a bend pipe.
Two described helix tubes comprise that respectively one is fixed on the helix tube main body of the vertical structure on the support, and the input port of described helix tube main body is installed an input pipe valve, and output port is installed an efferent duct valve; The number of total coils of each described helix tube is 4～30 circles, and its top four circle helix tubes are provided with some circular holes that evenly are opened in the described helix tube main body outside, and the perforated section of described helix tube main body is following to be closed section.
Four described sedimentation separation casees are circle or square metal container, and its diameter is respectively more than or equal to 1000mm, and height is more than or equal to 1200mm; Centre position in second and the 4th described sedimentation separation case is provided with vertical partition plate, and the bottom is provided with a delivery port, and top is provided with an oil-out, and the casing of described dividing plate both sides is provided with the import and export pipeline.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model is because the oil-water separation system that has adopted combined type separating members such as T shape pipe, current divider, helix tube and gravity settling separation casing to form, utilize centrifugal, gravity, the expansion composite principle of profit, the oil-water mixture of oil content between 20～80% carried out multistage water-oil separating, therefore realized the higher purpose of water-oil separating efficient.2, the utility model forms oil-water separation system because the T shape pipe group that adopts is made up of the vertical tube more than, last horizontal tube and following horizontal tube with helix tube and gravity settling separation box body combinations, and its structure is comparatively simple.3, the utility model is owing to adopt with 25m per hour
3Flow, with the total feed tube of oil-water mixture input level, and regulate first splitter inlet pressure more than or equal to 0.1MPa, therefore can satisfy the purpose of handling a large amount of oil-water mixtures in the industry.4, the utility model is because the separation method that multiple separation principles such as employing is centrifugal, gravity, expansion combine, this method is a kind of raising separative efficiency, improve isolation technics, alleviate the effective way of separator weight, both be fit to onshore oil field, also adapt to offshore oilfield, better industrial application prospect is arranged.Therefore, the utility model can be widely used in the various oil-gas field separating systems.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is the A place partial enlarged drawing of Fig. 1;
Fig. 3 is a diversion structure schematic diagram of the present utility model;
Fig. 4 is a spiral tube structure schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
Oil-water separation method of the present utility model adopts the oil-water separation system of being made up of combined type separating members such as T shape pipe, current divider, helix tube and gravity settling separation casings, utilize centrifugal, gravity, the expansion composite principle of profit, to reach best water-oil separating state, it may further comprise the steps:
1) with the oil-water mixture of oil content between 20～80%, with 25m per hour
3The total feed tube of flow input level after, regulating first splitter inlet pressure is P 〉=0.1MPa, oil-water mixture enters first current divider, makes the layering gradually in the flow process in first shunting organ pipe of profit two-phase mixed liquor;
2) enter further separation in the T shape pipe through the oil-water mixture after first current divider initial gross separation through a vertical tube, because the existence of profit density contrast makes the lower mixed liquor of oil content flow in the horizontal tube down; The higher mixed liquor of oil content flows in the horizontal tube on T shape pipe, and proceeds water-oil separating by the vertical tube that is arranged between horizontal tube and the following horizontal tube, under the gravity effect, the mixed liquor that contains a small amount of oil phase liquid is dropped in the horizontal tube;
In the above-mentioned steps, on each root vertical tube, be respectively arranged with a by-pass valve control, and control the switch of each by-pass valve control, to reach the flow of regulating mixed liquor and the purpose of vertical tube working quantity by a control system.Oil phase liquid in T shape pipe by the switching degree of control system by-pass valve control, reaches the balance vertical tube, goes up the pressure in horizontal tube and the following horizontal tube when vertical tube enters horizontal tube, avoids too much aqueous phase liquid to pour in the horizontal tube.
3) oil-water mixture in last horizontal tube further separates through second current divider, separating the back is entered in the helix tube that is arranged in first sedimentation separation case through pipeline by the mixed liquor that the current divider Horizontal Exit flows out, carry out centrifugation, under the effect of centrifugal force and gravity, the aqueous phase liquid that is distributed in the outside in the helix tube flows in first sedimentation separation case by the aperture that is provided with on the helix tube tube wall, carry out gravity settling separation, separate the back and enter second sedimentation separation case bottom through pipeline by discharge outlet; What be distributed in the helix tube inboard enters second sedimentation separation case by outlet through pipeline, carries out gravity settling separation, and the oil phase liquid after the separation is flowed out by second sedimentation separation case flowline, and aqueous phase liquid is discharged by the delivery port of second sedimentation separation case.
4) oil-water mixture in following horizontal tube enters and separates in the 4th the sedimentation separation case after being arranged on the 3rd helix tube in the sedimentation separation case and carrying out centrifugation, and the oil phase liquid after the separation is flowed out by oil-out, and aqueous phase liquid is discharged by delivery port.
In the above steps, oil content is less than one thousandth in the aqueous phase liquid of being discharged by delivery port.
As shown in Figure 1, the utility model comprises 11,12 and four sedimentation separation casees 21,22,23,24 of two current dividers, the import of first current divider 11 connects a total feed tube 3, the upper outlet of first current divider 11 is connected with horizontal tube 5 on by a vertical tube 4, the Horizontal Exit of first current divider 11 is connected with horizontal tube 6 once, is provided with the vertical tube 4 more than between last horizontal tube 5 and following horizontal tube 6.Last horizontal tube 5 connects second current divider 12, the Horizontal Exit of second current divider 12 is arranged on the lower inlet of the helix tube 61 in first sedimentation separation case 21 by pipeline connection one, the top outlet of helix tube 61 is communicated with second sedimentation separation case 22 by pipeline, and the bottom of first sedimentation separation case 21 is communicated with second sedimentation separation case 22 by pipeline.The upper outlet of second current divider 11 connects the upper entrance of second sedimentation separation case 22 by pipeline.
Following horizontal tube 6 connects the lower inlet that is arranged on the helix tube 62 in the 3rd the sedimentation separation case 23, the top outlet of this helix tube 62 is communicated with the 4th sedimentation separation case 24 by pipeline, and the bottom of the 3rd sedimentation separation case 23 is communicated with the 4th sedimentation separation case 24 by pipeline.The top oil-out of second sedimentation separation case 22 and bottom delivery port are communicated with the top oil-out and the bottom delivery port of the 4th sedimentation separation case 24 by a parallel pipe 7 respectively, connect a flowline 8 and an outlet pipe 9 by three-way pipe respectively on two parallel pipes 7.
In the foregoing description, the vertical tube 4 more than, last horizontal tube 5 and following horizontal tube 6 are formed T shape pipe groups, so that make water-oil separating more thorough.On each vertical tube 4, be provided with a by-pass valve control 41 (as shown in Figure 2), when the work of T shape pipe group,, the valve 31 on the unwanted vertical tube 4 can be closed, avoid too much interference if only need some of vertical tube 4 work.
In the foregoing description, the junction of first vertical tube 4 and last horizontal tube 5 is provided with a bend pipe 10.
As shown in Figure 3, current divider 11,12 of the present utility model comprises the body 111 of a threeway tubular-shaped structures respectively, and the left side mouth of pipe of body 111 is import 112, and the right side is a Horizontal Exit 113, and top is upper outlet 114.Be provided with one chamber is divided into the split-flow baffles 115 of upper and lower two sheaf spaces in that the horizontal cavity of body 111 is indoor, last sheaf space is communicated with upper outlet 114, and lower layer space is communicated with Horizontal Exit 113, and upper and lower two sheaf spaces all are communicated with import 112.The top that is positioned at Horizontal Exit 113 1 sides, split-flow baffles 115 is provided with a plug 116 with the sealing of Horizontal Exit 113 tops, and plug 116 is parabola shaped towards an end longitudinal cross-section of import 112.The bar-shaped trough (not marking among the figure) that body 111 internal chamber walls are provided with at least two group height differences, also can match with 115 two sides of split-flow baffles respectively is convenient to moving up and down of split-flow baffles 115.
In the foregoing description,, regulate current divider 11,12 interior split-flow baffles 115 and be positioned at effective separation point position at the difference of coming the liquid oil content.When oil content is high in coming liquid, reduce split-flow baffles 115; Otherwise rising split-flow baffles 115 when coming in the liquid oil content low makes the position of split-flow baffles 115 be lower than the profit layering interfaces in total feed tube 3, and the profit layering interfaces can obtain by the watch window that is arranged on pipeline or the current divider 11,12.Make oil that density is lighter and part water under the effect of split-flow baffles 115 and plug 116,, enter horizontal tube 5 through vertical tube 4 by sheaf space on the current divider 11,12; The water that contains a small amount of oil flows into the following horizontal tube 6 of T shape pipe by the lower layer space of current divider 11,12.And the last sheaf space of current divider 11,12 and the volume ratio of lower layer space with come in the liquid profit volume ratio close, to reach the optimal separation effect.
As shown in Figure 4, helix tube 61,62 of the present utility model comprises the helix tube main body 611 of a vertical structure respectively, helix tube main body 611 is fixed on the support 612, and the input port of helix tube main body 611 is installed an input pipe valve 613, and output port is installed an efferent duct valve 614.The number of total coils N of helix tube 61,62 is respectively 4～30 circles, and the top four circle helix tubes of helix tube main body 611 are provided with some circular holes 615, and circular hole 615 evenly is opened in the outside of helix tube main body 611.The perforated section of helix tube main body 611 is following to be closed section.
In the foregoing description, sedimentation separation case 21～24 of the present utility model is circle or square metal container, and its diameter is respectively more than or equal to 1000mm, and height is more than or equal to 1200mm.Centre position in second and the 4th sedimentation separation case 22,24 is provided with vertical partition plate 221, and the both sides of vertical partition plate 221 are fixed on the two side of sedimentation separation case 22,24, and sedimentation separation case 22,24 is divided into two parts.The bottom is provided with a delivery port 222, and top is provided with an oil-out 223, and the casing of dividing plate 221 both sides is provided with the import and export pipeline.Dividing plate 221 can minimizing come the disturbance of liquid to sedimentation separation, and water can be communicated with mobile in dividing plate 221 bottoms, and oil is by oil-out 223 inflow flowlines 8.
In sum, principles such as the utility model integrated use expands, centrifugal, gravity, water-oil separating efficient is higher, under different oil products and profit conditions of mixture ratios, can reach the Water in oil rate less than 1% separating effect, both be fit to onshore oil field, also adapt to offshore oilfield, better industrial application prospect is arranged.
Claims (7)
1. industry oil water separating system, it is characterized in that: it comprises two current dividers and four sedimentation separation casees, the import of first described current divider connects a total feed tube, its upper outlet is connected with horizontal tube on by a vertical tube, its Horizontal Exit is connected with horizontal tube once, the described vertical tube that is provided with between horizontal tube and the described time horizontal tube more than of going up; The described horizontal tube of going up connects second described current divider, the Horizontal Exit connection one of second described current divider is arranged on the lower inlet of the helix tube in first described sedimentation separation case, the top outlet of this described helix tube is communicated with second described sedimentation separation case, and the bottom of first described sedimentation separation case is communicated with second described sedimentation separation case; The upper outlet of second described current divider connects the upper entrance of second described sedimentation separation case; Described horizontal tube down connects the lower inlet that is arranged on the helix tube in the 3rd the described sedimentation separation case, the top outlet of this described helix tube is communicated with the 4th described sedimentation separation case, and the bottom of the 3rd described sedimentation separation case is communicated with the 4th described sedimentation separation case; The top oil-out of second described sedimentation separation case and bottom delivery port are communicated with the top oil-out and the bottom delivery port of the 4th described sedimentation separation case by a parallel pipe respectively, connect a flowline and an outlet pipe by three-way pipe respectively on the two described parallel pipes.
2. a kind of industry oil water separating system as claimed in claim 1 is characterized in that: two described current dividers comprise the body of a threeway tubular-shaped structures respectively, and the left side mouth of pipe of described body is import, and the right side is a Horizontal Exit, and top is upper outlet; The indoor split-flow baffles that is provided with of the horizontal cavity of described body; The top that is positioned at described Horizontal Exit one side, described split-flow baffles is provided with a plug with the sealing of described Horizontal Exit top, and described plug is parabola shaped towards an end longitudinal cross-section of described import; Described chamber body wall is provided with the bar-shaped trough that at least two groups match with the dual-side of described split-flow baffles.
3. a kind of industry oil water separating system as claimed in claim 1, it is characterized in that: each described vertical tube, last horizontal tube and following horizontal tube are formed T shape pipe group, on each described vertical tube, be provided with a by-pass valve control, and first described vertical tube and described on the junction of horizontal tube be provided with a bend pipe.
4. a kind of industry oil water separating system as claimed in claim 2, it is characterized in that: each described vertical tube, last horizontal tube and following horizontal tube are formed T shape pipe group, on each described vertical tube, be provided with a by-pass valve control, and first described vertical tube and described on the junction of horizontal tube be provided with a bend pipe.
5. as claim 1 or 2 or 3 or 4 described a kind of industry oil water separating systems, it is characterized in that: two described helix tubes comprise that respectively one is fixed on the helix tube main body of the vertical structure on the support, the input port of described helix tube main body is installed an input pipe valve, and output port is installed an efferent duct valve; The number of total coils of each described helix tube is 4～30 circles, and its top four circle helix tubes are provided with some circular holes that evenly are opened in the described helix tube main body outside, and the perforated section of described helix tube main body is following to be closed section.
6. as claim 1 or 2 or 3 or 4 described a kind of industry oil water separating systems, it is characterized in that: four described sedimentation separation casees are circle or square metal container, and its diameter is respectively more than or equal to 1000mm, and height is more than or equal to 1200mm; Centre position in second and the 4th described sedimentation separation case is provided with vertical partition plate, and the bottom is provided with a delivery port, and top is provided with an oil-out, and the casing of described dividing plate both sides is provided with the import and export pipeline.
7. a kind of industry oil water separating system as claimed in claim 5 is characterized in that: four described sedimentation separation casees are circle or square metal container, and its diameter is respectively more than or equal to 1000mm, and height is more than or equal to 1200mm; Centre position in second and the 4th described sedimentation separation case is provided with vertical partition plate, and the bottom is provided with a delivery port, and top is provided with an oil-out, and the casing of described dividing plate both sides is provided with the import and export pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202269522U CN201775987U (en) | 2010-06-12 | 2010-06-12 | Industrial oil-water separating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202269522U CN201775987U (en) | 2010-06-12 | 2010-06-12 | Industrial oil-water separating system |
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|---|---|
| CN201775987U true CN201775987U (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202269522U Expired - Lifetime CN201775987U (en) | 2010-06-12 | 2010-06-12 | Industrial oil-water separating system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101837200A (en) * | 2010-06-12 | 2010-09-22 | 中国海洋石油总公司 | Industrial oil water separation method and system thereof |
| CN103041616A (en) * | 2011-10-14 | 2013-04-17 | 浙江宝佳利工程机械配件有限公司 | Duplex large-flow rate oil-water separator |
| CN104711013A (en) * | 2015-03-09 | 2015-06-17 | 崔斌 | Rotational flow coarse graining sedimentation dehydration device and method thereof |
| CN104707364A (en) * | 2015-03-16 | 2015-06-17 | 中国海洋石油总公司 | Oil-water separation device and oil-water separation method |
-
2010
- 2010-06-12 CN CN2010202269522U patent/CN201775987U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101837200A (en) * | 2010-06-12 | 2010-09-22 | 中国海洋石油总公司 | Industrial oil water separation method and system thereof |
| CN103041616A (en) * | 2011-10-14 | 2013-04-17 | 浙江宝佳利工程机械配件有限公司 | Duplex large-flow rate oil-water separator |
| CN104711013A (en) * | 2015-03-09 | 2015-06-17 | 崔斌 | Rotational flow coarse graining sedimentation dehydration device and method thereof |
| CN104711013B (en) * | 2015-03-09 | 2016-08-24 | 崔斌 | Eddy flow coarse deposition dehydrating devices and methods therefor |
| CN104707364A (en) * | 2015-03-16 | 2015-06-17 | 中国海洋石油总公司 | Oil-water separation device and oil-water separation method |
| CN104707364B (en) * | 2015-03-16 | 2017-01-04 | 中国海洋石油总公司 | Oil-water separation device and oil-water separation method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20120509 |