CN208791356U - A kind of oil field water factory hyperfiltration treatment process unit - Google Patents
A kind of oil field water factory hyperfiltration treatment process unit Download PDFInfo
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- CN208791356U CN208791356U CN201821248770.8U CN201821248770U CN208791356U CN 208791356 U CN208791356 U CN 208791356U CN 201821248770 U CN201821248770 U CN 201821248770U CN 208791356 U CN208791356 U CN 208791356U
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Abstract
The utility model relates to a kind of oil field water factory hyperfiltration treatment process units, the water inlet end of former pond, setting pot, reaction settling basin, ultrafiltration membrane pool and clear water reserviors including passing sequentially through piping connection, setting pot is equipped with the first flocculant adding apparatus and fungicide adding set；The water inlet end of reaction settling basin is equipped with the second flocculant adding apparatus and flocculation aid adding set；The pool bottom sludge of setting pot and the pool bottom sludge of reaction settling basin pass through sludge pipe respectively and drain into sewage recovery pond；The connecting line of ultrafiltration membrane pool and clear water reserviors, which is equipped with, produces water pump；Hyperfiltration membrane assembly is equipped in ultrafiltration membrane pool；Wherein, clear water reserviors are entered after the liquid in former pond is successively handled through setting pot, reaction settling basin and ultrafiltration membrane pool.The utility model can retain the virus of whole colloidal substances in liquid, algae and most of macromolecule organic, whole bacteriums, helminth and the overwhelming majority, especially may insure that oil-field flooding water quality median particle diameter meets even less than 1 μm of waterflooding requirement.
Description
Technical field
The utility model relates to oil-field flooding field more particularly to a kind of oil field water factory hyperfiltration treatment process units.
Background technique
Film filtering is to carry out the surface filtration technology of Selective Separation to the special component in liquid using special film,
According to the size of membrane aperture, the different sizes such as microfiltration membranes, ultrafiltration membrane, nanofiltration, reverse osmosis can be divided into.Ultrafiltration membrane pore diameter range is usual
Be 0.01-0.1 μm, can retain whole colloidal substances, algae and most of macromolecule organic, whole bacteriums, helminth and
The virus of the overwhelming majority, in waterworks using more and more extensive, be currently known nine factory of Beijing water source, Dongying
City southern suburbs water factory, Shangyu city, Zhejiang Province Shang Yuan water seal factory and California, USA San Joaquin water factory, Canada's peace are big
Slightly province Missisauga water factory etc. has used ultrafiltration membrane technique.
Engineer application scale of the hyperfiltration technique in fields such as sea water desalination, Water purification, reusing sewage and medicine foods is fast
Speed expands, multiple large-scale embrane method water engineering, reusing sewage engineering and Seawater Desalination Projects with significant meaning phase
After building up.Meanwhile ultrafiltration is also applied to oil-field flooding field.According to Specification, oil-field flooding requires intermediate value grain in water
Diameter≤5 μm or even stringent water quality requirement median particle diameter≤1 μm, ultrafiltration will be more and more extensive in the application of flood pattern.
Water factory's process flow should be according to water quality requirement, treatment scale, natural conditions, supply after source quality data, processing
It is selected with execution conditions, operating experience with the practice of management level and locality or similar water source clean water treatment.General water source
Water purification process is as follows: raw water → coagulating sedimentation or clarification → filtering → disinfection → clear water reserviors.Raw water (such as surface water) herein
Deng after coagulating sedimentation, filtration treatment is flowed through, filter medium can be quartz sand, active carbon etc..This technique application is more universal, and one
As influent turbidity be not more than 2000-3000NTU, up to 5000-10000NTU in the short time.
Prior art is able to satisfy general water demand, such as drinking water, reusing sewage, for certain specific uses,
Such as oil-field flooding, more demanding to median particle diameter in water, common process flow is unable to ensure the related waterflooding requirement of satisfaction.
Utility model content
Technical problem to be solved in the utility model is in view of the deficiencies of the prior art, to provide a kind of ultrafiltration of oil field water factory
Treatment process device, at least one to solve the above technical problems.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of oil field water factory hyperfiltration treatment technique dress
Set, former pond, setting pot, reaction settling basin, ultrafiltration membrane pool and clear water reserviors including passing sequentially through piping connection, setting pot into
Water end (W.E.) is equipped with the first flocculant adding apparatus and fungicide adding set；The water inlet end of reaction settling basin is equipped with the second flocculant and adds
Feeder apparatus and flocculation aid adding set；The pool bottom sludge of setting pot and the pool bottom sludge of reaction settling basin are arranged by sludge pipe respectively
To sewage recovery pond；The connecting line of ultrafiltration membrane pool and clear water reserviors, which is equipped with, produces water pump；Hyperfiltration membrane assembly is equipped in ultrafiltration membrane pool；
Wherein, clear water is entered after the liquid in former pond is successively handled through setting pot, reaction settling basin and ultrafiltration membrane pool
Pond.
The beneficial effects of the utility model are: liquid first passes through fungicide adding set into liquid before entering setting pot
It adds fungicide and flocculant is added into liquid by the first flocculant adding apparatus, realize and increase sedimentation effect, prevent algae
The effect that class is bred；The liquid (raw water) of former pond is greater than into setting pot processing, setting pot for removing partial size in liquid
The particulate matter of 0.1mm is separated to the sludge of setting pot bottom of pond and is handled by sludge pipe spoil disposal to sewage recovery pond；Setting pot
Treated, and liquid flows into reaction settling basin, is distinguished by the second flocculant adding apparatus and flocculation aid adding set into liquid
Flocculant and flocculation aid is added, precipitating removes the suspended matter in water removal, and the sludge settling isolated is to reaction settling basin bottom of pond and leads to
It crosses sludge pipe and drains into the processing of sludge recovery pond；Treated that liquid flow enters ultrafiltration membrane pool for reacted sedimentation basin, passes through ultrafiltration membrane pool
Hyperfiltration membrane assembly realize removal be less than hyperfiltration membrane assembly in ultrafiltration membrane aperture molecule；It is logical through the purified liquid of ultrafiltration membrane pool
Production water pump water outlet is crossed into clear water reserviors.The utility model can retain whole colloidal substances in liquid, algae and most of macromolecule
Organic matter, whole bacterium, helminth and the overwhelming majority virus, may insure oil-field flooding especially by setting ultrafiltration membrane pool
Water quality median particle diameter meets even less than 1 μm of waterflooding requirement.
Based on the above technical solution, the utility model can also do following improvement.
Further, ultrafiltration membrane pool includes grid pond, distributing channel, intake pool and membrane cisterna, the water outlet and distributing channel of grid pond
Water inlet be connected to and in communication with, the water outlet of distributing channel and the water inlet of intake pool are connected to and in communication with, the water outlet of intake pool with
The water inlet of membrane cisterna is connected to and in communication with, and the water outlet of membrane cisterna is connect by pipeline with water pump is produced；Grid is equipped in grid pond；Ultrafiltration
Membrane module is arranged between the water inlet of membrane cisterna and water outlet；
Wherein, water distribution is drained into from the water outlet of grid pond after grid filtration from the liquid that the water inlet of grid pond enters
Canal；The liquid entered from the water inlet of membrane cisterna from the water outlet of membrane cisterna drains into clear water reserviors after handling through hyperfiltration membrane assembly.
Beneficial effect using above-mentioned further scheme is: the grid pond of the advanced ultrafiltration membrane pool of water, is equipped in grid pond
Grid, it is ensured that the water into ultrafiltration membrane does not contain big particulate matter, in order to avoid damage ultrafiltration membrane；Grid pond water outlet flows into unified match
Water channel, distributing channel discharge water to intake pool, and intake pool plays the role of buffer function, play the ultrafiltration membrane of protection hyperfiltration membrane assembly,
The liquid of intake pool sets in membrane cisterna again even into membrane cisterna and carries out hyperfiltration treatment to liquid by hyperfiltration membrane assembly, hyperfiltration treatment it
Liquid afterwards drains into clear water reserviors.
Further, the top of intake pool is arranged in grid pond and distributing channel, and distributing channel is arranged in the water outlet of distributing channel
The top of intake pool is arranged in bottom, the water inlet of intake pool, and the water outlet of distributing channel and the water inlet of intake pool connect and connect
It is logical；
Membrane cisterna is arranged in the side of intake pool, and intake pool is arranged in close to the lower part of membrane cisterna side in the water outlet of intake pool,
The water inlet of membrane cisterna and the water outlet of intake pool it is corresponding setting and be located at hyperfiltration membrane assembly lower section, membrane cisterna water outlet setting exists
The top of membrane cisterna and the top for being located at hyperfiltration membrane assembly.
Beneficial effect using above-mentioned further scheme is: the setting of above-mentioned ultrafiltration membrane pool saves accounting for for ultrafiltration membrane pool
Ground area, and the potential energy that the self weight flowing and generation that can use liquid above intake pool again is arranged in grid pond and distributing channel has
It is energy saving conducive to the flowing of liquid, reduce energy consumption；And being arranged side by side for membrane cisterna and intake pool, play protection ultrafiltration membrane
Effect, prevents water flow from directly impacting ultrafiltration membrane energetically.
Further, the water outlet of distributing channel is equipped with outlet cutting-off valve；The water inlet of membrane cisterna is equipped with inlet adjusting valve.
Beneficial effect using above-mentioned further scheme is: may be implemented by exporting cutting-off valve to distributing channel water outlet
Switch；Inlet adjusting valve is set on membrane cisterna inlet pipeline and controls inflow, it is ensured that ultrafiltration membrane is impacted from mass-flow.
Further, the water outlet of membrane cisterna and produce and be provided with vacuum jet device on the connecting line of water pump, vacuum jet device with
Instrument wind is gas source.
Using the beneficial effect of above-mentioned further scheme is: producing water process again after for the first production of guarantee or backwash
In, producing water pump can work normally, and be discharged on pipeline after film and vacuum jet device is arranged, and ejector is producing water using instrument wind as gas source
Membrane cisterna is discharged air in pipeline before pump work to extract out, the work so that production water pump is normally intake.
Further, it produces water pump and is connected with pump frequency converter.
Beneficial effect using above-mentioned further scheme is: the power for producing water pump is adjusted by setting pump frequency converter, with
Meet membrane cisterna difference water yield demand.
Further, the water outlet of membrane cisterna is several, and the water outlet of each membrane cisterna passes through piping connection to clear water respectively
Pond, and production water pump is mounted on every pipeline.
Using the beneficial effect of above-mentioned further scheme is: the water outlet of membrane cisterna can divide going out for umbrella pond for several
Water pressure can make each outlet pipeline work independently, not interfere with each other on every pipeline according to water pump is produced.
Further, the connecting line for producing water pump and clear water reserviors is equipped with water quality monitoring equipment.
Beneficial effect using above-mentioned further scheme is: the connecting line for producing water pump and clear water reserviors is equipped with water quality monitoring
Equipment can produce pH value, turbidity, the median particle size etc. of water pump water outlet by water quality monitoring equipment monitoring, realize the reality to water outlet
When monitor, it is ensured that effluent quality reaches requirement.
Further, reaction settling basin includes mechanical stirring flocculation mixing tank, the mechanic whirl-nett reaction for being sequentially connected and being connected to
Pond and sedimentation basin, the water inlet of mechanical stirring flocculation mixing tank and the water outlet of setting pot are by piping connection and in connecting line
On be connected with the second flocculant adding apparatus, mechanic whirl-nett reaction pond is connect with flocculation aid adding set, the water outlet of sedimentation basin
Place is equipped with overflow weir, and overflow weir is connected by pipeline and the water inlet of ultrafiltration membrane pool；Sedimentation basin is inclined-tube sedimentation tank；
Wherein, from the water inlet of mechanical stirring flocculation mixing tank enter liquid successively through mechanical stirring flocculation mixing tank,
Ultrafiltration membrane pool is drained into from overflow weir behind mechanic whirl-nett reaction pond and sedimentation basin processing.
Beneficial effect using above-mentioned further scheme is: the second flocculant adding apparatus is used to wad a quilt with cotton toward into mechanical stirring
Add flocculant in the liquid of solidifying mixing pit, flocculation aid adding set be used to add into the liquid in mechanic whirl-nett reaction pond help it is solidifying
Agent；Reaction settling basin is that the sludge backflow for building up mechanical stirring flocculation mixing tank is mixed to mechanic whirl-nett reaction pond and liquid,
Increase the granule density in liquid, reinforce particle flocculation, form the alumen ustum that body is big, density is high, is clarified to sedimentation basin, to reach
Thorough effect is comparatively fast separated and separates to high concentration muddy water, therefore, the advantages of reaction settling basin is flocculation, clarification integration,
Water-yielding capacity is high, and high treating effect is adaptable, and anti-shock loading is big, and especially sedimentation basin is inclined-tube sedimentation tank, in sedimentation basin
Interior setting inclined tube, effluent quality and water yield more can further improve, and the reaction settling basin pond type of this programme is simple, and structure is tight
It gathers, occupied area is small；Shorten flocculation and helps the solidifying reaction time；Sludge reflux is controlled, maintains the high sludge that uniformly flocculation is required dense
Degree, it is ensured that stable；Operating cost is low, and effluent characteristics are good.
Further, buffer pool, the water inlet and mechanical stirring of buffer pool are equipped between mechanic whirl-nett reaction pond and sedimentation basin
The water outlet of reaction tank is connected to and in communication with, and the water outlet of buffer pool and the water inlet of sedimentation basin are connected to and in communication with.
Beneficial effect using above-mentioned further scheme is: buffer pool is then to separate mechanic whirl-nett reaction pond and sedimentation basin
Water layer region guarantees that row does not float precipitated particle again due to water flow agitation.
Detailed description of the invention
Fig. 1 is a kind of oil field water factory hyperfiltration treatment process unit schematic diagram of the utility model；
Fig. 2 is ultrafiltration membrane pool floor map in the utility model；
Fig. 3 is Section A-A schematic diagram in Fig. 2.
In attached drawing, parts list represented by the reference numerals are as follows:
1, former pond, 2, setting pot, 3, reaction settling basin, 31, mechanical stirring flocculation mixing tank, 32, mechanic whirl-nett reaction
Pond, 33, sedimentation basin, 34, overflow weir, 35, buffer pool, 4, ultrafiltration membrane pool, 41, hyperfiltration membrane assembly, 42, grid pond, 421, grid,
422, the water inlet of grid pond, 43, distributing channel, 431, outlet cutting-off valve, 44, intake pool, 45, membrane cisterna, 451, inlet adjusting
Valve, 452, the water outlet of membrane cisterna, 5, clear water reserviors, 6, produce water pump, the 7, first flocculant adding apparatus, 8, fungicide adding set,
9, the second flocculant adding apparatus, 10, flocculation aid adding set, 11, sewage recovery pond, 12, vacuum jet device, 13, pump change
Frequency device, 14, water quality monitoring equipment, 15, ground.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
Embodiment 1:
As shown in Figure 1, a kind of oil field water factory hyperfiltration treatment process unit, including pass sequentially through piping connection former pond 1,
The water inlet end of setting pot 2, reaction settling basin 3, ultrafiltration membrane pool 4 and clear water reserviors 5, setting pot 2 is equipped with the first flocculant adding apparatus 7
With fungicide adding set 8；The water inlet end of reaction settling basin 3 is equipped with the second flocculant adding apparatus 9 and flocculation aid adding set
10；The pool bottom sludge of setting pot 2 and the pool bottom sludge of reaction settling basin 3 pass through sludge pipe respectively and drain into sewage recovery pond 11；It is super
The connecting line of filter membrane pond 4 and clear water reserviors 5, which is equipped with, produces water pump 6；Hyperfiltration membrane assembly 41 is equipped in ultrafiltration membrane pool 4；
Wherein, enter after the liquid in former pond 1 is successively handled through setting pot 2, reaction settling basin 3 and ultrafiltration membrane pool 4
Clear water reserviors 5.
Specifically, setting pot 2 is using two column flat flows and operates to ensure that processing capacity, pool bottom sludge is arranged through multibuchet gravity
Mud to sludge recovery pond is handled.
Liquid first passes through fungicide adding set 8 and adds fungicide into liquid and by first before entering setting pot 2
Flocculant adding apparatus 7 adds flocculant into liquid, realizes and increases sedimentation effect, prevents the effect of algae infestation；Former pond 1
Liquid (raw water) into the processing of setting pot 2, setting pot 2 is used to remove the particulate matter that partial size in liquid is greater than 0.1mm, and separation is extremely
The sludge of 2 bottom of pond of setting pot is handled by sludge pipe spoil disposal to sewage recovery pond 11；Treated the liquid of setting pot 2 flows into
Reaction settling basin 3, by the second flocculant adding apparatus 9 and flocculation aid adding set 10 be separately added into liquid flocculant and
Flocculation aid, precipitating remove the suspended matter in water removal, and the sludge settling isolated is drained into 3 bottom of pond of reaction settling basin and by sludge pipe
The processing of sludge recovery pond；Treated that liquid flow enters ultrafiltration membrane pool 4 for reacted sedimentation basin 3, passes through the ultrafiltration membrane group of ultrafiltration membrane pool 4
Part 41 realizes that removal is less than the molecule of ultrafiltration membrane aperture in hyperfiltration membrane assembly 41；Pass through production through the purified liquid of ultrafiltration membrane pool 4
Water pump 6 is discharged into clear water reserviors 5.The utility model, which can retain whole colloidal substances in liquid, algae and most of macromolecule, to be had
Machine object, whole bacterium, helminth and the overwhelming majority virus, may insure oil-field flooding especially by setting ultrafiltration membrane pool 4
Water quality median particle diameter meets even less than 1 μm of waterflooding requirement.
As shown in Figures 2 and 3, ultrafiltration membrane pool 4 includes grid pond 42, distributing channel 43, intake pool 44 and membrane cisterna 45, grid pond 42
The water inlet of water outlet and distributing channel 43 be connected to and in communication with, the water outlet of distributing channel 43 is connect simultaneously with the water inlet of intake pool 44
Connection, the water inlet of the water outlet and membrane cisterna 45 of intake pool 44 are connected to and in communication with, and the water outlet 452 of membrane cisterna by pipeline and produces water
6 connection of pump；Grid 421 is equipped in grid pond 42；Hyperfiltration membrane assembly 41 is arranged between the water inlet and water outlet of membrane cisterna 45；
Wherein, from the liquid that the water inlet of grid pond 422 enters filtered through grid 421 after from the water outlet of grid pond 42
Drain into distributing channel 43；The liquid entered from the water inlet of membrane cisterna 45 is after the processing of hyperfiltration membrane assembly 41 from the water outlet of membrane cisterna
452 drain into clear water reserviors 5.
Specifically, the aperture of grid 421 is 1mm × 1mm, it is ensured that the water into ultrafiltration membrane does not contain big particulate matter, with
Exempt to damage ultrafiltration membrane, 3 hyperfiltration membrane assemblies 41 of setting are handled in each membrane cisterna 45, and ultrafiltration membrane is using international well-known producer
Submerged ultrafiltration technology, membrane material are the hollow-fibre membrane of PVDF, and system producing water ratio is greater than 95%.
The grid pond 42 of the advanced ultrafiltration membrane pool 4 of water, grid pond 42 is interior to be equipped with grid 421, it is ensured that into the water of ultrafiltration membrane
Without containing big particulate matter, in order to avoid damage ultrafiltration membrane；The water outlet of grid pond 42 flows into unified distributing channel 43, and distributing channel 43 discharges water to
Intake pool 44, intake pool 44 play the role of buffer function, play the ultrafiltration membrane of protection hyperfiltration membrane assembly 41, the liquid of intake pool 44
Body sets in membrane cisterna 45 again even into membrane cisterna 45 and carries out hyperfiltration treatment to liquid by hyperfiltration membrane assembly 41, after hyperfiltration treatment
Liquid drains into clear water reserviors 5.
As shown in Figures 2 and 3, the top of intake pool 44, the water outlet of distributing channel 43 is arranged in grid pond 42 and distributing channel 43
The bottom of distributing channel 43 is set, the water inlet of intake pool 44 is arranged in the top of intake pool 44, the water outlet of distributing channel 43 with
The water inlet of intake pool 44 is connected to and in communication with；
The side of intake pool 44 is arranged in membrane cisterna 45, and the water outlet of intake pool 44 is arranged in intake pool 44 close to membrane cisterna 45 1
The lower part of side, the setting corresponding to the water outlet of intake pool 44 of the water inlet of membrane cisterna 45 and the lower section for being located at hyperfiltration membrane assembly 41, film
The water outlet 452 in pond is arranged in the top of membrane cisterna 45 and is located at the top of hyperfiltration membrane assembly 41.
Specifically, the lower part of intake pool 44 and membrane cisterna 45 is embedded in ground 15, the setting of above-mentioned ultrafiltration membrane pool 4 is saved super
The product of land occupation face 15 in filter membrane pond 4, and the top of grid pond 42 and the setting of distributing channel 43 intake pool 44 again can use liquid from
Density current is dynamic and the potential energy that generates is conducive to the flowing of liquid, energy saving, reduces energy consumption；And membrane cisterna 45 and intake pool 44 are side by side
Setting plays the role of protecting ultrafiltration membrane, prevents water flow from directly impacting ultrafiltration membrane energetically.
As shown in Figures 2 and 3, the water outlet of distributing channel 43 is equipped with outlet cutting-off valve 431；The water inlet of membrane cisterna 45 be equipped with into
Mouth regulating valve 451.The switch to 43 water outlet of distributing channel may be implemented by exporting cutting-off valve 431；45 inlet pipeline of membrane cisterna
Upper setting inlet adjusting valve 451 controls inflow, it is ensured that ultrafiltration membrane is impacted from mass-flow.
As shown in Figure 1, being provided with vacuum jet device 12, vacuum on the connecting line of the water outlet 452 of membrane cisterna and production water pump 6
Ejector 12 is using instrument wind as gas source.
Specifically, instrument wind is plant area's high tension instrument wind, air quality is higher and pressure is stablized, for guarantee first production or
During producing water again after person's backwash, producing water pump 6 can be worked normally, and be discharged on pipeline after film and vacuum jet device 12 is arranged, jet stream
Device using instrument wind as gas source, produce water pump 6 work before by membrane cisterna 45 be discharged pipeline in air extract out so that produce water pump 6 normally into
Water conservancy project is made.
As shown in Figure 1, producing water pump 6 is connected with pump frequency converter 13.
Specifically, producing water pump 6 is that common end sucking centrifugal produces water pump 6, is adjusted by setting pump with frequency converter 13 and produce water pump 6
Power, to meet the different water yield demands of membrane cisterna 45.
As shown in Fig. 2, the water outlet 452 of membrane cisterna is several, and the water outlet 452 of each membrane cisterna is connected by pipeline respectively
Clear water reserviors 5 are connected to, and is mounted on every pipeline and produces water pump 6.
The water outlet 452 of membrane cisterna is several, can divide the discharge pressure in umbrella pond 45, according to producing water on every pipeline
Pump 6 can make each outlet pipeline work independently, not interfere with each other.
As shown in Figure 1, the connecting line for producing water pump 6 and clear water reserviors 5 is equipped with water quality monitoring equipment 14.
Specifically, water quality monitoring equipment 14 is online equipment, the connecting line for producing water pump 6 and clear water reserviors 5 is equipped with water quality
Monitoring device 14 can monitor pH value, turbidity, the median particle size etc. for producing that water pump 6 is discharged, realization pair by water quality monitoring equipment 14
The real-time monitoring of water outlet, it is ensured that effluent quality reaches requirement.
As shown in Figure 1, reaction settling basin 3 includes being sequentially connected and mechanical stirring flocculation mixing tank 31, the machinery being connected to stir
Reaction tank 32 and sedimentation basin 33 are mixed, the water inlet of mechanical stirring flocculation mixing tank 31 and the water outlet of setting pot 2 are connected by pipeline
Connect and be connected on connecting line the second flocculant adding apparatus 9, mechanic whirl-nett reaction pond 32 and flocculation aid adding set 10
Connection, the water outlet of sedimentation basin 33 are equipped with overflow weir 34, and overflow weir 34 is connect by pipeline with the water inlet of ultrafiltration membrane pool 4；
Sedimentation basin 33 is inclined-tube sedimentation tank 33；
Wherein, the liquid entered from the water inlet of mechanical stirring flocculation mixing tank 31 is successively through mechanical stirring flocculation mixing tank
31, ultrafiltration membrane pool 4 is drained into from overflow weir 34 after mechanic whirl-nett reaction pond 32 and sedimentation basin 33 are handled.
Specifically, inclined tube is using the hexagonal PP pipe of honeycomb, pool bottom sludge is through multibuchet gravity spoil disposal to sewage recovery pond 11
It is handled.
Second flocculant adding apparatus 9 is used to add flocculant into the liquid for entering mechanical stirring flocculation mixing tank 31,
Flocculation aid adding set 10 is for adding flocculation aid into the liquid in mechanic whirl-nett reaction pond 32；Reaction settling basin 3 is will be mechanical
It stirs the sludge backflow that flocculation mixing tank 31 is built up to mix to mechanic whirl-nett reaction pond 32 and liquid, the particle increased in liquid is dense
Degree reinforces particle flocculation, forms the alumen ustum that body is big, density is high, clarifies to sedimentation basin 33, so that it is very fast to reach high concentration muddy water
Thorough effect is separated and separates, therefore, the advantages of reaction settling basin 3 is flocculation, clarification integration, and water-yielding capacity is high, processing
Effect is good, adaptable, and anti-shock loading is big, and especially sedimentation basin 33 is inclined-tube sedimentation tank 33, is arranged in sedimentation basin 33 oblique
Pipe, effluent quality and water yield more can further improve, and the 3 pond type of reaction settling basin of this programme is simple, compact-sized, take up an area face
15 products are small；Shorten flocculation and helps the solidifying reaction time；Sludge reflux is controlled, the high sludge concentration that uniformly flocculation is required is maintained, it is ensured that
It is stable；Operating cost is low, and effluent characteristics are good.
As shown in Figure 1, being equipped with buffer pool 35, the water inlet of buffer pool 35 between mechanic whirl-nett reaction pond 32 and sedimentation basin 33
It is connected to and in communication with the water outlet in mechanic whirl-nett reaction pond 32, the water outlet of buffer pool 35 is connect simultaneously with the water inlet of sedimentation basin 33
Connection.Buffer pool 35 is then the water layer region for separating mechanic whirl-nett reaction pond 32 and sedimentation basin 33, guarantees precipitated particle
Row does not float again due to water flow stirs.
In actual process, river water is delivered to water factory through intake strucure collection.
To ensure to work normally, hyperfiltration membrane assembly 41 needs periodically to carry out physical cleaning and chemical cleaning during operation.
To ensure to work normally, hyperfiltration membrane assembly 41 stable operation after a certain period of time, i.e., need to carry out physical cleaning.Physics
Cleaning adds aeration mode using backwash.It produces 6 rear portion of water pump and distinguishes water into backwash pond, backwashing pump draws water from backwash pond, reversely by film
45 water outlet of pond enters inside hollow-fibre membrane, is discharged to outside film by membranous wall, meanwhile, air blower is by air by 45 bottom of membrane cisterna
It is sent into, forms bubble in membrane cisterna 45, air bubble scrubbing is carried out to film wire outer surface, improves the removal rate of film wire surface attachments.
It is required that the water inlet of membrane cisterna 45 and draining are completed in a few minutes, entire backwash lasts a few minutes.Sewage is by inlet adjusting valve after backwash
451 controls, gravity flow to sewage recovery pond 11, are uniformly processed after mixing with the sewage from other settings of plant area.
It needs to carry out chemical cleaning after ultrafiltration membrane long-play.Chemical cleaning divides maintainability cleaning and restorative cleaning, dimension
Shield property cleaning removal film wire surface layer and shallow-layer physical cleaning are difficult to the pollutant removed, and restorative cleaning is then for removing film wire depth
The intractable pollutant of layer, to restore the membrane flux of film wire.Chemical cleaning uses sodium hydroxide for alkali cleaning agent, and citric acid is acid
Lotion, sodium hypochlorite are fungicide, and sodium hydrogensulfite is neutralizer and film protective agent.When maintainability cleans using sodium hydroxide and
Citric acid, there are also sodium hypochlorite；Increased when restorative cleaning using sodium hydroxide, citric acid, sodium hydrogensulfite, sodium hypochlorite concentration
It is high.Maintainability cleaning uses single medicament, impregnates several minutes, carries out within one day primary；Restorative cleaning is secondary using alkali cleaning-pickling-
Sodium chlorate cleaning-clear water cleaning process, ultrafiltration membrane impregnate certain time in membrane cisterna 45, carry out within one month primary.Backwashing pump
Water theory of evolution service sink is distinguished at rear portion, and clear water is carried out using inflow membrane cisterna 45 after chemical cleaning pump circulation dosing in chemical cleaning pond
Chemical cleaning.Sewage backflow is to chemical cleaning pond after chemical cleaning, by chemical cleaning pump or gravity flow to sewage after neutralized
Recovery pond 11.
As the auxiliary system of ultrafiltration membrane, it is provided with small gas compressor sled, oil free compression gas is generated, carries out manually
The integrity detection of film wire in each membrane cisterna 45, film wire integrality are the important parameters for guaranteeing membrane filtration processes.To examine membrane system
The validity of system is judged that is, not certain pressure air can not pass through wet fenestra using the method for test.This
Pressure depends on the size of membrane aperture.When the air pressure of 0.1MPa acts on wet hyperfiltration membrane assembly 41, completely
Hyperfiltration membrane assembly 41 can bear this pressure.This test can also by vacuum action on hyperfiltration membrane assembly 41 come reality
It is existing.
Embodiment 2:
As shown in Figure 1, a kind of oil field water factory hyperfiltration treatment process unit, including pass sequentially through piping connection former pond 1,
The water inlet end of setting pot 2, reaction settling basin 3, ultrafiltration membrane pool 4 and clear water reserviors 5, setting pot 2 is equipped with the first flocculant adding apparatus 7
With fungicide adding set 8；The water inlet end of reaction settling basin 3 is equipped with the second flocculant adding apparatus 9 and flocculation aid adding set
10；The pool bottom sludge of setting pot 2 and the pool bottom sludge of reaction settling basin 3 pass through sludge pipe respectively and drain into sewage recovery pond 11；It is super
The connecting line of filter membrane pond 4 and clear water reserviors 5, which is equipped with, produces water pump 6；Hyperfiltration membrane assembly 41 is equipped in ultrafiltration membrane pool 4；
Wherein, enter after the liquid in former pond 1 is successively handled through setting pot 2, reaction settling basin 3 and ultrafiltration membrane pool 4
Clear water reserviors 5.
Specifically, setting pot 2 is using two column flat flows and operates to ensure that processing capacity, pool bottom sludge is arranged through multibuchet gravity
Mud to sludge recovery pond is handled.
The beneficial effect of the present embodiment is: liquid first passes through fungicide adding set 8 into liquid before entering setting pot 2
It adds fungicide and flocculant is added into liquid by the first flocculant adding apparatus 7, realize and increase sedimentation effect, prevent algae
The effect that class is bred；The liquid (raw water) of former pond 1 is greater than into the processing of setting pot 2, setting pot 2 for removing partial size in liquid
The particulate matter of 0.1mm is separated to the sludge of 2 bottom of pond of setting pot and is handled by sludge pipe spoil disposal to sewage recovery pond 11；It is heavy
Treated in sand pond 2, and liquid flows into reaction settling basin 3, past by the second flocculant adding apparatus 9 and flocculation aid adding set 10
It is separately added into flocculant and flocculation aid in liquid, precipitating removes the suspended matter in water removal, and the sludge settling isolated is to reacting precipitating
3 bottom of pond of pond simultaneously drains into the processing of sludge recovery pond by sludge pipe；Treated that liquid flow enters ultrafiltration membrane pool 4 for reacted sedimentation basin 3,
Realize that removal is less than the molecule of ultrafiltration membrane aperture in hyperfiltration membrane assembly 41 by the hyperfiltration membrane assembly 41 of ultrafiltration membrane pool 4；Through ultrafiltration
The purified liquid of membrane cisterna 4 is discharged by producing water pump 6 into clear water reserviors 5.The utility model can retain whole colloid substances in liquid
Matter, the virus of algae and most of macromolecule organic, whole bacteriums, helminth and the overwhelming majority are super especially by setting
Filter membrane pond 4 may insure that oil-field flooding water quality median particle diameter meets even less than 1 μm of waterflooding requirement.
In the description of this specification, reference term " embodiment one ", " embodiment two ", " example ", " specific example " or
The description of " some examples " etc. means that specific method, device or feature described in conjunction with this embodiment or example are contained in this reality
With at least one novel embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to
Be identical embodiment or example.Moreover, description specific features, method, apparatus or feature can any one or it is more
It can be combined in any suitable manner in a embodiment or example.In addition, without conflicting with each other, those skilled in the art can
The feature of different embodiments or examples described in this specification and different embodiments or examples to be combined.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of oil field water factory hyperfiltration treatment process unit, which is characterized in that including passing sequentially through the former pond of piping connection, sinking
Sand pond, reaction settling basin, ultrafiltration membrane pool and clear water reserviors, the water inlet end of the setting pot are equipped with the first flocculant adding apparatus and kill
Microbial inoculum adding set；The water inlet end of the reaction settling basin is equipped with the second flocculant adding apparatus and flocculation aid adding set；Institute
The pool bottom sludge of the pool bottom sludge and the reaction settling basin of stating setting pot passes through sludge pipe respectively and drains into sewage recovery pond；It is described
The connecting line of ultrafiltration membrane pool and the clear water reserviors, which is equipped with, produces water pump；Hyperfiltration membrane assembly is equipped in the ultrafiltration membrane pool；
Wherein, enter after the liquid in the former pond is successively handled through the setting pot, reaction settling basin and ultrafiltration membrane pool
The clear water reserviors.
2. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the ultrafiltration membrane pool packet
Grid pond, distributing channel, intake pool and membrane cisterna are included, the water outlet of the grid pond connect and connects with the water inlet of the distributing channel
Logical, the water outlet of the distributing channel and the water inlet of intake pool are connected to and in communication with, the water outlet of the intake pool and the membrane cisterna
Water inlet be connected to and in communication with, the water outlet of the membrane cisterna is connect by pipeline with the production water pump；It is equipped in the grid pond
Grid；The hyperfiltration membrane assembly is arranged between the water inlet and water outlet of the membrane cisterna；
Wherein, the liquid entered from the water inlet of the grid pond is after the grid filtration from the water outlet of the grid pond
Drain into the distributing channel；The liquid entered from the water inlet of the membrane cisterna is after hyperfiltration membrane assembly processing from the membrane cisterna
Water outlet drain into the clear water reserviors.
3. a kind of oil field water factory hyperfiltration treatment process unit according to claim 2, which is characterized in that the grid pond and institute
The top that the intake pool is arranged in distributing channel is stated, the bottom of the distributing channel is arranged in the water outlet of the distributing channel, described
The top of the intake pool is arranged in the water inlet of intake pool, and the water inlet connection of the water outlet and intake pool of the distributing channel is simultaneously
Connection；
The side of the intake pool is arranged in the membrane cisterna, and the water outlet setting of the intake pool is in the intake pool close to described
The lower part of membrane cisterna side, the water inlet of the membrane cisterna is corresponding to the water outlet of the intake pool to be arranged and is located at the ultrafiltration membrane group
The lower section of part, the water outlet of the membrane cisterna are arranged in the top of the membrane cisterna and are located at the top of the hyperfiltration membrane assembly.
4. a kind of oil field water factory hyperfiltration treatment process unit according to claim 3, which is characterized in that the distributing channel goes out
The mouth of a river is equipped with outlet cutting-off valve；The water inlet of the membrane cisterna is equipped with inlet adjusting valve.
5. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the water outlet of the membrane cisterna
It is provided with vacuum jet device on mouth and the connecting line for producing water pump, the vacuum jet device is using instrument wind as gas source.
6. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the production water pump connection
There is pump frequency converter.
7. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the water outlet of the membrane cisterna
It mouthful is several, and the water outlet of each membrane cisterna passes through piping connection to the clear water reserviors respectively, and on every pipeline
The production water pump is installed.
8. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the production water pump and institute
The connecting line for stating clear water reserviors is equipped with water quality monitoring equipment.
9. a kind of oil field water factory hyperfiltration treatment process unit according to claim 1, which is characterized in that the reaction settling basin
Including mechanical stirring flocculation mixing tank, mechanic whirl-nett reaction pond and the sedimentation basin for being sequentially connected and being connected to, the mechanical stirring wadding
The water inlet of solidifying mixing pit and the water outlet of the setting pot pass through piping connection and are connected with described second on connecting line
Flocculant adding apparatus, the mechanic whirl-nett reaction pond are connect with the flocculation aid adding set, the water outlet of the sedimentation basin
Place is equipped with overflow weir, and the overflow weir is connect by pipeline with the water inlet of the ultrafiltration membrane pool；The sedimentation basin is heavy for inclined tube
Shallow lake pond；
Wherein, the liquid entered from the water inlet of the mechanical stirring flocculation mixing tank, which successively flocculates through the mechanical stirring, to be mixed
The ultrafiltration membrane pool is drained into from the overflow weir after pond, mechanic whirl-nett reaction pond and sedimentation basin processing.
10. a kind of oil field water factory hyperfiltration treatment process unit according to claim 9, which is characterized in that the mechanical stirring
Buffer pool, the water outlet of the water inlet of the buffer pool and the mechanic whirl-nett reaction pond are equipped between reaction tank and the sedimentation basin
Mouth is connected to and in communication with, and the water outlet of the buffer pool and the water inlet of the sedimentation basin are connected to and in communication with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821248770.8U CN208791356U (en) | 2018-08-03 | 2018-08-03 | A kind of oil field water factory hyperfiltration treatment process unit |
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|---|---|---|---|
| CN201821248770.8U CN208791356U (en) | 2018-08-03 | 2018-08-03 | A kind of oil field water factory hyperfiltration treatment process unit |
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| CN208791356U true CN208791356U (en) | 2019-04-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758786A (en) * | 2021-10-11 | 2021-12-07 | 重庆亿森动力环境科技有限公司 | Water quality monitoring filter equipment |
| CN114249453A (en) * | 2021-11-29 | 2022-03-29 | 中冶赛迪工程技术股份有限公司 | Coagulation-sedimentation-ultrafiltration integrated device |
-
2018
- 2018-08-03 CN CN201821248770.8U patent/CN208791356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758786A (en) * | 2021-10-11 | 2021-12-07 | 重庆亿森动力环境科技有限公司 | Water quality monitoring filter equipment |
| CN114249453A (en) * | 2021-11-29 | 2022-03-29 | 中冶赛迪工程技术股份有限公司 | Coagulation-sedimentation-ultrafiltration integrated device |
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Inventor after: Zhu Chenyin Inventor after: Liang Wanchun Inventor after: Li Jinlin Inventor after: Tao Xianwen Inventor after: Ru Ruiying Inventor after: Yuan Guoqing Inventor after: Liu Jianxing Inventor after: Zhang Daida Inventor after: Fu Qiangwei Inventor after: Li Boying Inventor before: Hao Honghai Inventor before: Jin Yongqing Inventor before: Li Jinlin Inventor before: Wang Peng Inventor before: Fu Qiangwei |
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Effective date of registration: 20210326 Address after: 100120 No.6 liupukang street, Xicheng District, Beijing Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: BEIJING DWELL PETROLEUM & GAS TECHNOLOGY DEVELOPMENT Co.,Ltd. Patentee after: China National Petroleum Corporation Engineering Design Co.,Ltd. Address before: 100085 room 301-303, 3 / F, block B, No.22, Shangdi Information Road, Haidian District, Beijing Patentee before: BEIJING DESIGN BRANCH OF CHINA PETROLEUM ENGINEERING CONSTRUCTION Co.,Ltd. |
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