CN106957084A - From excessive type graphene oil-contained waste water treatment device - Google Patents
From excessive type graphene oil-contained waste water treatment device Download PDFInfo
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- CN106957084A CN106957084A CN201710184457.6A CN201710184457A CN106957084A CN 106957084 A CN106957084 A CN 106957084A CN 201710184457 A CN201710184457 A CN 201710184457A CN 106957084 A CN106957084 A CN 106957084A
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- oil
- water
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The present invention provides a kind of from the type graphene oil-contained waste water treatment device that overflows, wherein described tank body is Horizontal cylinder shape sealing container, top is provided with nitrogen inlet;Oil-polluted water import is connected with water-oil separating chamber, and water-oil separating chamber top is formed around on water distributor, water distributor being evenly equipped with multiple sparge pipes;The right side of water-oil separating chamber is one-level oil-collecting cavity, and plate washer is provided between water-oil separating chamber and oil-collecting cavity;The right side of oil-collecting cavity is soil chamber, and the right side of soil chamber is production water cavity;It is provided between soil chamber and production water cavity on water distributor, water distributor and is provided with sparge pipe;Produce and graphene-based nethike embrane is furnished with below the top of water cavity, sparge pipe, the last portion of graphene-based nethike embrane is provided with collection tank;The bottom of collection tank is provided with opening, is connected with two grades of oil-collecting cavities, and oil-collecting cavity bottom is provided with sump oil outlet;Advantage is:Oil removal efficiency is high, floor space is small, anti-pollution ability is strong, influent quality requires wide in range, can be well adapted for oilfield sewage operating mode, matched processing technology flow is simple.
Description
Technical field
It is specifically a kind of oil removing to be carried out to oil extraction-generated waste water, except outstanding the present invention relates to oilfield produced water processing technology field
The device of float.
Background technology
With the variation of oil reservoir development mode, the continuous application of oil recovery new technology, the continuous improvement of recovery percent of reserves is caused
Produced Liquid is become increasingly complex, and recovered water is more and more, and intractability is increased, conventional sewage " two-stage oil removing+double-filtration " technique
Flow adaptability need to be improved further.
The gravity oil-removing facility commonly used in current oil-containing sewage treatment system has that oil removal efficiency is low, floor space is big etc. and asked
Topic.Conventional filter plant has walnut shell filter, silicon carbide filter, Double-filter material filter, more medium filter etc., but this
A little filter inflow requirements are high, and easily dirty stifled, the backwash and regeneration effect of filtering material is poor, and contamination resistance is poor, and filter material replacement is frequently, whole
Cover processing system held stationary trouble-free operation difficulty larger.
Graphene is a kind of two-dimentional carbon material of monoatomic layer, and hexagonal honeycomb structure possesses strong absorption property, superelevation
The characteristics such as electron mobility, high mechanical properties and high-specific surface area.Based on the performance that graphene is excellent, can have it by modification
There is hydrophilic and oleophobic characteristic, modified graphene is combined using special process with nethike embrane base material, the wetting on membrane material surface can be changed
Property, the water-oil separating performance of membrane material is effectively improved, water can be quickly through crude oil and SS are then not easily passed through.Stone
Black alkene film is in field extensive uses such as municipal wastewater processing, river course water process, chemical plant sewage disposals.
At present, the technology is still in exploratory stage, the oil resistant of graphene film in the application study of field of oilfield sewage treatment
Further checking is needed in terms of performance, anti-fouling performance and influent quality requirement, to realize the technology in oil-contaminated water of oil field
Popularization and application in processing.
The content of the invention
It is an object of the invention to for the defect present in existing gravity oil-removing facility and oil containing sewage filter,
And a kind of type graphene oil-contained waste water treatment device that overflows certainly proposed.
The new technical scheme of the present invention is:From excessive type graphene oil-contained waste water treatment device, including tank body, water distributor, stone
Mertenyl nethike embrane and water pipeline and oil pipeline, tank body are Horizontal cylinder shape sealing container, and top is provided with gas connection ports, is nitrogen
Entrance;Water-oil separating chamber, oil-collecting cavity, soil chamber and production water cavity are furnished with tank body successively;Wherein oil-polluted water import and profit point
From chamber connection, water-oil separating chamber top is formed around on water distributor A, water distributor A being evenly equipped with multiple sparge pipes, sparge pipe spout to
On;The right side of water-oil separating chamber is one-level oil-collecting cavity, and plate washer, oil reservoir overflow to one-level are provided between water-oil separating chamber and oil-collecting cavity
Oil-collecting cavity;The right side of oil-collecting cavity is soil chamber, and water-oil separating bottom of chamber portion is connected with soil chamber, and the right side of soil chamber is production water cavity;
It is provided between soil chamber and production water cavity on water distributor B, water distributor B and is provided with sparge pipe, sparge pipe spout is downwardly and outwardly inclined;Production
Graphene-based nethike embrane is furnished with below the top of water cavity, sparge pipe, the last portion of graphene-based nethike embrane is provided with collection tank;Collection tank
Bottom is provided with opening, is connected with two grades of oil-collecting cavities, and oil-collecting cavity bottom is provided with sump oil outlet;One-level oil-collecting cavity and two grades of oil-collecting cavities connect
Connect, and be connected with sump oil outlet, the bottom for producing water cavity is connected with production water out and flushing recycle-water row's mouth.
Water-oil separating is realized using gravity flow inside described device.
Described tank body is closed container, and inside is full of nitrogen.
Described graphene-based nethike embrane has hydrophilic and oleophobic characteristic, and downward-sloping setting, and inclination angle is 15-45 °.
Graphene-based nethike embrane production water-bound is increased or decreased according to different influent quality situations and effluent quality requirement
The series of series connection.Can also by change it is at different levels production water cavities between pipeline connected mode, by the graphite of plural serial stage in device
Alkenyl nethike embrane is changed to the relation of parallel connection.
Described device is provided with robot control system(RCS), realizes the control of tank interior nitrogen pressure;It is real according to the size for carrying out water-carrying capacity
Now each valve is automatically adjusted, and realizes periodically automatic cleaning.
Described device influent quality requirement be oil content≤300mg/L, suspension content≤100mg/L, the device
Effluent quality is oil content≤15mg/L, suspension content≤5mg/L, suspension median particle size≤3.0 μm.
It is an advantage of the invention that:Oil removal efficiency is high, floor space is small, anti-pollution ability is strong, influent quality requires wide in range, energy
Oilfield sewage operating mode is enough well adapted for, matched processing technology flow is simple.
Brief description of the drawings
Fig. 1 is the structural representation of apparatus of the present invention.
Fig. 2 is cross section structure diagram of the invention.
In figure:1 is nitrogen inlet, and 2 be oil-polluted water import, and 3 be water distributor A, and 4 be water-oil separating chamber, and 5 be that one-level receives oil
Chamber, 6 be soil chamber, and 7 be water distributor B, and 8 be production water out, and 9 reclaim water out to rinse, and 10 be two grades of oil-collecting cavities, and 11 be sump oil
Outlet, 12 be collection tank, and 13 be production water cavity, and 14 be graphene-based nethike embrane.
Embodiment
Describe embodiments of the invention in detail below in conjunction with the accompanying drawings.
From excessive type graphene oil-contained waste water treatment device, including tank body, water distributor, graphene-based nethike embrane 14 and water pipeline and
Oil pipeline, tank body is Horizontal cylinder shape sealing container, and top is provided with gas connection ports, is nitrogen inlet 1;It is furnished with successively in tank body
Water-oil separating chamber 4, oil-collecting cavity, soil chamber 6 and production water cavity 13;Wherein oil-polluted water import 2 is connected with water-oil separating chamber 4, profit
The top of disengagement chamber 4 is formed around on water distributor A3, water distributor A3 being evenly equipped with multiple sparge pipes, and sparge pipe spout is upward;Profit point
Right side from chamber 4 is one-level oil-collecting cavity 5, and plate washer, oil reservoir overflow to one-level oil-collecting cavity are provided between water-oil separating chamber 4 and oil-collecting cavity
5;The right side of oil-collecting cavity is soil chamber 6, and the bottom of water-oil separating chamber 4 is connected with soil chamber 6, and the right side of soil chamber 6 is production water cavity 13;
It is provided between soil chamber 6 and production water cavity 13 on water distributor B7, water distributor B7 and is provided with sparge pipe, sparge pipe spout downwardly and outwardly inclines
Tiltedly;Produce and graphene-based nethike embrane 14 is furnished with below the top of water cavity 13, sparge pipe, the last portion of graphene-based nethike embrane 14 is oily provided with receiving
Groove 12;The bottom of collection tank 12 is provided with opening, is connected with two grades of oil-collecting cavities 10, and oil-collecting cavity bottom is provided with sump oil outlet 11;One-level
Oil-collecting cavity 5 is connected with two grades of oil-collecting cavities 10, and is connected with sump oil outlet 11, produces bottom and production water out 8 and the flushing of water cavity 13
Recycle-water row's mouth connection.
Water-oil separating is realized using gravity flow inside described device.Described tank body is closed container, and inside is full of
Nitrogen.Described graphene-based nethike embrane 14 has hydrophilic and oleophobic characteristic, and downward-sloping setting, and inclination angle is 15-45 °.
The graphene-based production of nethike embrane 14 water knot is increased or decreased according to different influent quality situations and effluent quality requirement
The series of structure series connection.Can also by change it is at different levels production water cavities 13 between pipeline connected mode, by plural serial stage in device
Graphene-based nethike embrane 14 is changed to the relation of parallel connection.
Described device is provided with robot control system(RCS), realizes the control of tank interior nitrogen pressure;It is real according to the size for carrying out water-carrying capacity
Now each valve is automatically adjusted, and realizes periodically automatic cleaning.
Described device influent quality requirement be oil content≤300mg/L, suspension content≤100mg/L, the device
Effluent quality is oil content≤15mg/L, suspension content≤5mg/L, suspension median particle size≤3.0 μm, into subsequent filter
Device.
The contaminated-oil basin that the sump oil separated in running is drained into sewage plant.Device carries out 2 flushings daily, rinses every time
Time is 10min, rinses water source and uses the device water outlet, the cesspool that the waste water after flushing is drained into sewage plant.
According to such scheme, lab scale experiment is carried out, disposal ability is 3m3/h.Small testing device Inlet and outlet water water quality see the table below:
Small testing device Inlet and outlet water water quality table
Sequence number | Water quality project | Influent quality | Effluent quality |
1 | Oil content (mg/L) | 272 | 11 |
2 | Suspended solids content (mg/L) | 85 | 4.1 |
3 | SS median diameter (μm) | 9.3 | 2.2 |
The graphene-based nethike embrane 14 that apparatus of the present invention are used has high hydrophilic and oleophobic, intensity, high temperature resistant, anti-pollution, acidproof alkali cleaning
The characteristics of, it is difficult to be blocked by greasy dirt, by regularly rinsing, can be good at recovering the water permeability of nethike embrane.Effluent quality is
Oil content≤15mg/L, suspension content≤5mg/L, suspension median particle size≤3.0 μm (are met《Clastic rock reservoir water water
Matter fertilizer index and analysis method》3rd level water quality requirement in SY/T 5329-2012).The water outlet of device can meet average sky
Gas permeability is more than 50 × 10-3μm2The injection water quality requirement in oil field, the water outlet of device can also be further through rear end fine processing
It is used for low-permeability oilfield water filling after facility processing.The pretreatment that the device is also used as sewage recycling processing even depth processing is set
Apply.
Claims (7)
1. from the type graphene oil-contained waste water treatment device that overflows, including tank body, water distributor(3), rinse reclaim water out(9), graphite
Alkenyl nethike embrane(14)And water pipeline and oil pipeline, it is characterised in that:Tank body is Horizontal cylinder shape sealing container, and top is provided with gas
Connector, is nitrogen inlet(1);Water-oil separating chamber is furnished with tank body successively(4), oil-collecting cavity, soil chamber(6)And production water cavity
(13);Wherein oil-polluted water import(2)With water-oil separating chamber(4)Connection, water-oil separating chamber(4)Top is formed around water distributor A
(3), water distributor A(3)On be evenly equipped with multiple sparge pipes, sparge pipe spout is upward;Water-oil separating chamber(4)Right side for one-level receive oil
Chamber(5), water-oil separating chamber(4)Plate washer, oil reservoir overflow to one-level oil-collecting cavity are provided between oil-collecting cavity(5);The right side of oil-collecting cavity
For soil chamber(6), water-oil separating chamber(4)Bottom and soil chamber(6)Connection, soil chamber(6)Right side for production water cavity(13);Sewage
Chamber(6)With production water cavity(13)Between be provided with water distributor B(7), water distributor B(7)On be provided with sparge pipe, sparge pipe spout downwards and to
Outer incline;Produce water cavity(13)Top, be furnished with graphene-based nethike embrane below sparge pipe(14), graphene-based nethike embrane(14)End
Portion is provided with collection tank(12);Collection tank(12)Bottom be provided with opening, with two grades of oil-collecting cavities(10)Connection, oil-collecting cavity bottom is provided with
Sump oil is exported(11);One-level oil-collecting cavity(5)With two grades of oil-collecting cavities(10)Connection, and exported with sump oil(11)Connection, produces water cavity
(13)Bottom with production water out(8)And rinse recycle-water row's mouth connection.
2. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:In described device
Portion water-oil separating is realized using gravity flow.
3. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:Described tank body is
Closed container, inside is full of nitrogen.
4. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:Described graphene
Base net film(14)With hydrophilic and oleophobic characteristic, and it is downward-sloping set, inclination angle is 15-45 °.
5. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:Entered according to different
Water water quality situation and effluent quality requirement increase or decrease graphene-based nethike embrane(14)Produce the series of water-bound series connection.Can also
By changing production water cavities at different levels(13)Between pipeline connected mode, by the graphene-based nethike embrane of plural serial stage in device(14)Change
For relation in parallel.
6. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:Described device is provided with
Robot control system(RCS), realizes the control of tank interior nitrogen pressure;Size according to water-carrying capacity is carried out realizes automatically adjusting for each valve, real
Now periodically automatic cleaning.
7. it is according to claim 1 from the type graphene oil-contained waste water treatment device that overflows, it is characterised in that:Described device is entered
Water water quality requirement is oil content≤300mg/L, suspension content≤100mg/L, the effluent quality of the device for oil content≤
15mg/L, suspension content≤5mg/L, suspension median particle size≤3.0 μm.
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CN201710184457.6A CN106957084A (en) | 2017-03-24 | 2017-03-24 | From excessive type graphene oil-contained waste water treatment device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108187368A (en) * | 2018-01-22 | 2018-06-22 | 哈尔滨工业大学 | A kind of three station-rotary type oily-water seperating equipments and method |
CN108689452A (en) * | 2018-08-02 | 2018-10-23 | 张碌章 | A kind of type graphene oil-contained waste water treatment device that overflows certainly |
CN115477402A (en) * | 2021-06-15 | 2022-12-16 | 台山市共荣食品有限公司 | Eel processing sewage treatment plant |
Citations (7)
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RU2243168C1 (en) * | 2003-09-03 | 2004-12-27 | Евдокимов Александр Александрович | Oil-containing water purification plant |
CN103043747A (en) * | 2013-01-09 | 2013-04-17 | 中国天辰工程有限公司 | Oil-water separator |
CN202898075U (en) * | 2012-09-21 | 2013-04-24 | 北京仁创科技集团有限公司 | Oil and water separation system |
CN104828817A (en) * | 2015-05-18 | 2015-08-12 | 中国石油大学(华东) | Oxidized graphene netted film with efficient oil-water separation capacity |
CN204803036U (en) * | 2015-06-12 | 2015-11-25 | 中国海洋石油总公司 | Flotation of advection formula removes oil tank |
CN205856057U (en) * | 2016-08-05 | 2017-01-04 | 万博克环保科技(北京)有限公司 | A kind of efficiently coalescence gravitational method oily water separating equipment |
CN206955704U (en) * | 2017-03-24 | 2018-02-02 | 胜利油田森诺胜利工程有限公司 | From excessive type graphene oil-contained waste water treatment device |
-
2017
- 2017-03-24 CN CN201710184457.6A patent/CN106957084A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2243168C1 (en) * | 2003-09-03 | 2004-12-27 | Евдокимов Александр Александрович | Oil-containing water purification plant |
CN202898075U (en) * | 2012-09-21 | 2013-04-24 | 北京仁创科技集团有限公司 | Oil and water separation system |
CN103043747A (en) * | 2013-01-09 | 2013-04-17 | 中国天辰工程有限公司 | Oil-water separator |
CN104828817A (en) * | 2015-05-18 | 2015-08-12 | 中国石油大学(华东) | Oxidized graphene netted film with efficient oil-water separation capacity |
CN204803036U (en) * | 2015-06-12 | 2015-11-25 | 中国海洋石油总公司 | Flotation of advection formula removes oil tank |
CN205856057U (en) * | 2016-08-05 | 2017-01-04 | 万博克环保科技(北京)有限公司 | A kind of efficiently coalescence gravitational method oily water separating equipment |
CN206955704U (en) * | 2017-03-24 | 2018-02-02 | 胜利油田森诺胜利工程有限公司 | From excessive type graphene oil-contained waste water treatment device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108187368A (en) * | 2018-01-22 | 2018-06-22 | 哈尔滨工业大学 | A kind of three station-rotary type oily-water seperating equipments and method |
CN108689452A (en) * | 2018-08-02 | 2018-10-23 | 张碌章 | A kind of type graphene oil-contained waste water treatment device that overflows certainly |
CN115477402A (en) * | 2021-06-15 | 2022-12-16 | 台山市共荣食品有限公司 | Eel processing sewage treatment plant |
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