CN104710084B - A kind of high-efficiency biomembrane integrated sewage treating apparatus - Google Patents
A kind of high-efficiency biomembrane integrated sewage treating apparatus Download PDFInfo
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Abstract
The invention discloses a kind of high-efficiency biomembrane integrated sewage treating apparatus.Including anaerobic pond, anoxic pond, Aerobic Pond, sedimentation basin and membrane cisterna, each pond is total to wall successively along water communication, between each pond and built jointly；Suspended biological filler is added with anaerobic pond, anoxic pond, Aerobic Pond water body；Connected respectively by solid-liquid separator between each pond.The present invention makes full use of the processing load-bearing capacity of milipore filter, improves processing load and the life-span of film of sedimentation basin, reduces pond appearance, it is only the 1/2~2/3 of conventional sedimentation basin that its pond, which holds, and cost can be greatly reduced；Milipore filter load in the present invention is much higher than conventional milipore filter, and energy consumption is lower；Each interval wall that is total to of reactor is built jointly, process structure compact and reasonable；Efficient solid-liquid separator can efficiently separate filler and mixed liquor, prevent the loss of filler；Apparatus of the present invention hydraulic disturbance is small, and sedimentation effect is more preferable；The integrated level of integrated artistic and device is high, is suitable for cities and towns underground type sewage treatment plant.
Description
Technical field
The invention belongs to environmental protection technical field, technical field of sewage is especially belonged to, and in particular to a kind of
High-efficiency biomembrane integrated sewage treating apparatus.
Background technology
With the fast development of social economy, the level of urbanization is increasingly improved, and the scale of sewage treatment plant increasingly increases, and goes out
Water water quality there has also been higher requirement.But then, original sewage plant by suburbs has switched to city also with the expansion in city
Area, its land used is greatly limited.In face of this problem, many cities have selected the mode that sewage plant is relocated, but relocate
Bring the problems such as investment is big, addressing is difficult, pipeline is long.Therefore, the good technique of the small, reduced investment of research and development occupation of land, water outlet has
Significance.
The reactor applied to urban wastewater treatment firm generally includes anaerobic pond, anoxic pond, Aerobic Pond and sedimentation basin at present.
Wherein, anaerobic pond, anoxic pond and Aerobic Pond are generally total to wall and built jointly, but sedimentation basin is generally individually built.The technique takes up an area big, investment
Height, once being impacted, recovers difficulty very big.In the case of current city constantly extension, underground type has been taken in many cities
The form of sewage plant, traditional handicraft obviously can not adapt to this trend.
Chinese patent application 201310100476.8 discloses a kind of process for sewage disposal and regeneration
And its equipment, the sewage disposal system of this application is mainly made up of biochemical treatment module, Sediment Module and the big module of membrane filtration three,
By the way of biochemical treatment, High-rate sedimentation and membrane filtration are combined, the sewage after biochemical treatment is introduced into efficient sedimentation tank
Carry out precipitation and remove most of sludge, after carry out membrane filtration again.The biochemical module of the devices and methods therefor uses 3AO reaction tanks,
The pond is made up of the first anoxic pond, anaerobic pond, the second anoxic pond and Aerobic Pond, and complicated, process operation has difficulty；Efficiently
Sediment Module is using micro swirl flocculation and tube settling structure, or uses small grid reactor and tube settling structure, both
Structure type is complex, and spoil disposal is difficult, exists in the precipitation for active sludge intermixture and blocks hidden danger, it is cleaned also more
It is difficult；Film filter module is using at least one of micro-filtration, ultrafiltration, nanofiltration and counter-infiltration, in fact, active sludge intermixture is passed through
Concentration of suspension after precipitation is still higher, and there is very high dirt using nanofiltration and counter-infiltration blocks up risk, it is difficult to extensive use.
The content of the invention
The present invention discloses a kind of high-efficiency biomembrane integrated sewage treating apparatus according to the deficiencies in the prior art.The present invention
The problem of solving is to provide the sewage-treatment plant of a kind of efficient floating stuffing of use and its biofilm reactor, the reactor
By anaerobic pond, anoxic pond, Aerobic Pond and sedimentation basin, wall is built jointly altogether, and addition floating stuffing, raising are heavy in leading portion processing water body
Shallow lake pool surface load, the disposal ability for excavating UF membrane module, present invention occupation of land is smaller, invest lower, and wastewater treatment efficiency
More preferably, the requirement that Novel underground formula sewage dispatches from the factory especially is adapted to.
The present invention is achieved through the following technical solutions：
High-efficiency biomembrane integrated sewage treating apparatus, including anaerobic pond, anoxic pond, Aerobic Pond, sedimentation basin and membrane cisterna, its
It is characterised by：The anaerobic pond, anoxic pond, Aerobic Pond, sedimentation basin and membrane cisterna are total to wall successively along water communication, between each pond and closed
Build；Suspended biological filler is added with anaerobic pond, anoxic pond, Aerobic Pond water body；Become reconciled in anaerobic pond and anoxic pond, anoxic pond
Connected respectively by solid-liquid separator between oxygen pond, Aerobic Pond and sedimentation basin.
The membrane cisterna is made up of the multigroup membrane module independently arranged, membrane cisterna is rectangle, and the specification of membrane module can basis
The pond body parameter of water quality and entirety is adjusted flexibly.The method of operation can be using modes such as MBR or CMF.
The suspended biological filler added in the anaerobic pond water body selects spherical porous filler, and particle diameter not should be greater than 100mm,
It is more easy to be internally formed anaerobic environment in filler, and with the migration of current, can also realizes coming off for excess sludge；Anoxic water
The suspended biological filler added in body selects spherical porous filler, but the particle diameter of its filler is bigger compared with the filler of anaerobic environment,
More adapt to anaerobic environment；The suspended biological filler selection cylindrical shape or rectangular cellular filler added in Aerobic Pond water body, Gao Jing
Than being not more than 3, preferably to form aerobic environment, it is easy to biofilm.
Described sedimentation basin is that rectangle Zhou Jinzhou goes out form, and length and the depth ratio of pond body are 1.5~2.5, intake-outlet
The short side side of rectangle form pool is may be contained within, wherein inlet channel is close to short side pool wall, and outlet canal is set close to inlet channel again, in water outlet
Water conservancy diversion skirtboard is provided with below canal, water inlet is forced and goes out water segregation.Said structure can both realize the most long of waterpower in sedimentation basin
Flow, the remote outlet canal that the high mud position in sedimentation basin can also be made maximum, so as to improve sedimentation effect.Above-mentioned precipitation pool surface
Load is 2~3 times of conventional second pond, greatlys save the occupation of land of pond body；Above-mentioned sedimentation basin adds the relatively high of settling section
Degree, the compression precipitating effect of sludge becomes apparent, and achieves more preferably faster sedimentation effect.
The sedimentation basin uses static pressure type spoil disposal structure or mud scraper spoil disposal structure, utilizes sedimentation basin and the interstitial fluid of spoil disposal canal
The discrepancy in elevation static pressure spoil disposal in face.Both modes can greatly reduce disturbance of the soil discharging facility to precipitating sludge, so that more favourable
Separated in the rapid precipitation of sludge.
Sedimentation basin bottom of pond below outlet canal, inlet channel is provided with deposition slope.Influenceed by pond body structure, scrape, arrange
Mud machine can not be run to entering and (going out) below water channel, so that the position deposition.Longtime running, deposition is gradually more, meeting after sludge fermentation
A large amount of mud scums are produced, cause effluent quality to deteriorate.Set behind deposition slope, deposition can glide along slope, make to scrape, spoil disposal function
Enough smooth spoil disposals, so as to preferably ensure water quality reaching standard.
The mud scraper spoil disposal structure sets perforated sludge discharge pipe in sedimentation basin bottom of pond sets multigroup spoil disposal ditch, ditch or groove face covers
Lid perforation spoil disposal plate.
The solid-liquid separator, which is arranged between each pond, connects water channel, and solid-liquid separator is circular arc or hyperboloid, Gu
There is the hole being uniformly arranged on liquid/gas separator surface, and the convex surface of cambered surface faces water entering surface.The aperture of the solid-liquid separator surface holes is
0.9~0.95 times of packing material size, perforate density met water flow velocity no more than 0.2m/s.
Using above-mentioned sewage-treatment plant, the method being combined using anaerobism, anoxic, aerobic, High-rate sedimentation and membrane filtration
Mode, adds the spherical porous filler of different-grain diameter in anaerobism and anoxic zone, and the packing material size of anoxic zone is slightly larger than anaerobic zone；
Cylindrical shape or rectangular filler are added in aerobic zone；Mixed liquor after anaerobism, anoxic, Aerobic Process for Treatment enters rapid sedimentation tank, real
Existing mud-water separation；Supernatant enters membrane cisterna afterwards, the water outlet after membrane filtration.
Apparatus of the present invention sewage is realized in anaerobic zone first releases phosphorus, adds the measures such as filler because taking, its biomass is big
In conventional anaerobic pond, its hydraulic detention time is controlled in 1.2h or so；In anoxic pond, denitrification is realized, is adhered to by filler
The effect of microorganism, its hydraulic detention time is controlled in 2.2h or so；In Aerobic Pond, nitrification, suction phosphorus and organic matter are realized
The left and right such as degraded, by adding filler, maintain higher biomass, and its hydraulic detention time is controlled in 6h or so, more conventional
Aerobic Pond is substantially reduced；Sedimentation basin goes out form using rectangle Zhou Jinzhou, and surface loading is 2~3 times of conventional second pond, so that greatly
The big occupation of land for saving pond body, have adjusted the length and depth ratio of pond body, and the more conventional second pond of pond body is deep 1.5~2.0 meters, increase
The height of settling section, the compression precipitating effect of sludge becomes apparent, so as to obtain the effect of rapid precipitation；In sedimentation basin
After membrane cisterna is set, membrane cisterna uses MBR or MCF forms, and sedimentation basin must be used in combination with membrane cisterna, and the load-bearing capacity of membrane cisterna is more conventional
Milipore filter it is about high by 1/3, the processing load of membrane cisterna can be utilized more fully, and outlet effect is good.
Efficient solid-liquid separator between each pond of the present invention is circular arc or hyperboloid, and its material can be flexibly using stainless
Steel or PE, PVC Polymer material；Its perforate size, density meet obstruction separation and the conveyance capacity of filler simultaneously.
The biochemical part of the present invention is with traditional A2Based on O (anaerobic/anoxic/aerobic process), by different zones
Different biologic packing materials are added, the reaction environment of different biochemical stages has both been ensure that, and also add biomass, reaches and finishes
The effect that structure simplifies, process operation is easy；Sediment fraction is that rectangle Zhou Jinzhou goes out sedimentation basin form, by increasing pond depth, bottom
The measures such as static pressure spoil disposal, the operation of mud scraper undisturbed, raising surface loading, simplify the structure of sedimentation basin, reduce occupation of land, its
Operation is also more easy；Membrane filtration part uses two kinds of forms of MBR or MCF, is adaptive to active sludge intermixture
Separation, structure and operation are all easier.
Helpfulness of the present invention, the present invention makes full use of the processing load-bearing capacity of milipore filter, and the processing for improving sedimentation basin is born
Lotus and the life-span of film, pond appearance is reduced, it is only the 1/2~2/3 of conventional sedimentation basin that its pond, which holds, and cost can be greatly reduced；This hair
Milipore filter in bright is located at after sedimentation basin, and more preferably, it handles load and is much higher than conventional ultrafiltration the more conventional MBR of influent quality
Film, can reduce backwash frequency, and energy consumption is lower, greatly reduces operating cost；Each interval wall that is total to of reactor is built jointly, technique
Compact conformation rationally, eliminates each interval connecting pipe, saves occupation of land and invests；Efficient solid-liquid separator can be effective
Filler and mixed liquor are separated, the loss of filler is prevented, separator will not produce blocking, and hydraulic flow state is good, and the pressure loss is small, and not
Backwash is needed, energy consumption is saved；Using static pressure type sludge discharge way, hydraulic disturbance is small, and sedimentation effect is more preferable；Because of integrated artistic and dress
The integrated level put is very high, and the precipitation and the respective advantage of milipore filter combined again, floor space is substantially reduced, and technology arrangement is more simple
It is clean, it is extremely suitable for cities and towns underground type sewage treatment plant.
Brief description of the drawings
Fig. 1 is each pond positional structure schematic diagram of sewage disposal of the present invention；
Fig. 2 is efficient solid-liquid separator arc structure schematic diagram of the present invention；
Fig. 3 is efficient solid-liquid separator hyperboloid structural representation of the present invention；
Fig. 4 is efficient solid-liquid separator partial structural diagram of the present invention；
Fig. 5 is sedimentation basin of the present invention and static pressure type sludge discharging machine structural representation；
Fig. 6 is sedimentation basin of the present invention and mud scraper and bottom of pond structural representation；
Fig. 7 is perforated sludge discharge pipe structural representation of the present invention；
Fig. 8 is present invention perforation spoil disposal plate structure schematic diagram；
Fig. 9 is static pressure type sludge discharging machine structural representation；
Figure 10 is mud scraper structural representation.
In figure, 1 is anaerobic pond, and 2 be anoxic pond, and 3 be Aerobic Pond, and 4 be sedimentation basin water inlet, and 5 be sedimentation basin, and 6 be precipitation
Pond delivery port, 7 be membrane cisterna, and 8 be membrane cisterna delivery port, and 9 be storage basin, and 10 be solid-liquid separator, and 11 be mud-scrapping(sucking) machine, and 12 be film
Component, 13 be perforation spoil disposal plate, and 14 be perforated sludge discharge pipe, and 15 be deposition slope, and 16 be deposition line, and 17 be sedimentation basin hydraulic flow
Line, 18 be water conservancy diversion skirtboard, and 19 be spoil disposal canal, and 20 be that each arrow is water (flow) direction in discharge pipeline, figure.
Embodiment
The present invention is specifically described below by embodiment, embodiment is served only for carrying out further the present invention
Explanation, it is impossible to be interpreted as limiting the scope of the invention, those skilled in the art makees according to the content of the invention described above
Some the nonessential modifications and adaptations gone out fall within the scope of protection of the invention.
With reference to Fig. 1 to Figure 10.
High-efficiency biomembrane integrated sewage treating apparatus, including anaerobic pond 1, anoxic pond 2, Aerobic Pond 3, sedimentation basin 5 and film
Pond 7, wherein, anaerobic pond 1, anoxic pond 2, Aerobic Pond 3, sedimentation basin 5 and membrane cisterna 7 are total to wall successively along water communication, between each pond and closed
Build；Suspended biological filler is added with anaerobic pond 1, anoxic pond 2, the water body of Aerobic Pond 3；In anaerobic pond 1 and anoxic pond 2, anoxic
Respectively connected between pond 2 and Aerobic Pond 3, Aerobic Pond 3 and sedimentation basin 5 by solid-liquid separator 10.
Membrane cisterna 7 is made up of the multigroup membrane module 12 independently arranged.
The suspended biological filler added in the water body of anaerobic pond 1 is spherical porous filler, and particle diameter is not more than 100mm；Anoxic pond 2
The suspended biological filler added in water body is spherical porous filler, and particle diameter is more than anaerobic environment filler；Add in the water body of Aerobic Pond 3
Plus suspended biological filler be cylindrical shape or rectangular cellular filler, ratio of height to diameter is not more than 3.
Sedimentation basin 5 of the present invention is that for rectangle, as shown in Figure 5 and Figure 6, length and the depth ratio of pond body are 1.5~2.5, are entered
Delivery port may be contained within the short side side of rectangle form pool, and wherein inlet channel is close to short side pool wall, and outlet canal is set close to inlet channel,
Water conservancy diversion skirtboard 18 is provided with below outlet canal, water inlet is forced and goes out water segregation.Said structure can both realize waterpower in sedimentation basin
Most long flow (waterpower streamline 17), the remote outlet canal (mud bit line 16) that the high mud position in sedimentation basin can also be made maximum, from
And improve sedimentation effect.
Sedimentation basin 5 uses static pressure type spoil disposal structure or mud scraper spoil disposal structure.Using static pressure type spoil disposal structure sedimentation basin 5 such as
It is as shown in Figure 6 using mud scraper spoil disposal structure sedimentation basin 5 shown in Fig. 5.
The bottom of pond below outlet canal, inlet channel of sedimentation basin 5 is provided with deposition slope 15, and ramp angles are 30~45 °.By pond
Body structure influences, and scrapes, sludge discharging machine can not be run to entering and (going out) below water channel, so that the position deposition.Longtime running, deposition is gradually
It is many, a large amount of mud scums can be produced after sludge fermentation, cause effluent quality to deteriorate.Set behind deposition slope, deposition can be along under slope
It is sliding, enable to scrape, the smooth spoil disposal of sludge discharging machine, so as to preferably ensure water quality reaching standard.
In figure 6, mud scraper spoil disposal structure sets perforated sludge discharge pipe 14 in the bottom of pond of sedimentation basin 5 sets multigroup spoil disposal ditch, ditch
Or groove face covering perforation spoil disposal plate 13.
Solid-liquid separator 10 connects water channel between being arranged in each pond, and solid-liquid separator is circular arc or hyperboloid, is such as schemed
2nd, shown in Fig. 3, Fig. 4, there is the hole being uniformly arranged on the surface of solid-liquid separator 10, and the convex surface of cambered surface faces water entering surface.
The aperture of the surface holes of solid-liquid separator 10 is 0.9~0.95 times of packing material size, and perforate density met water flow velocity
No more than 0.2m/s.
Fig. 1 is that the direction of arrow is current flow direction in each pond positional structure schematic diagram of sewage disposal of the present invention, figure, including
Anaerobic pond 1, anoxic pond 2, Aerobic Pond 3, sedimentation basin 5 and membrane cisterna 7, wherein, anaerobic pond 1, anoxic pond 2, Aerobic Pond 3, the and of sedimentation basin 5
Membrane cisterna 7 is total to wall successively along water communication, between each pond and built jointly；Added with outstanding in anaerobic pond 1, anoxic pond 2, the water body of Aerobic Pond 3
Pelagic organism filler；Respectively pass through between anaerobic pond 1 and anoxic pond 2, anoxic pond 2 and Aerobic Pond 3, Aerobic Pond 3 and sedimentation basin 5
Solid-liquid separator 10 is connected.
It is spherical porous filler that suspended biological filler is added in the water body of anaerobic pond 1, and particle diameter is not more than 100mm；In anoxic
It is spherical porous filler that suspended biological filler is added in the water body of pond 2, and particle diameter is more than anaerobic environment filler；In the water body of Aerobic Pond 3
Middle addition suspended biological filler is cylindrical shape or rectangular cellular filler, and ratio of height to diameter is not more than 3.
Fig. 2 is efficient solid-liquid separator arc structure schematic diagram of the present invention；Fig. 3 is efficient solid-liquid separator hyperbolic of the present invention
Face structural representation；Fig. 4 is efficient solid-liquid separator partial structural diagram of the present invention.In figure, the surface of solid-liquid separator 10 has
The hole being uniformly arranged, the convex surface of cambered surface faces water entering surface during installation.The aperture of the surface holes of solid-liquid separator 10 is packing material size
0.9~0.95 times, perforate density met water flow velocity no more than 0.2m/s.Solid-liquid separator 10 be arranged on above-mentioned each processing pond it
Between connect current, the different fillers in each pond are separated.
Fig. 5 is sedimentation basin of the present invention and static pressure type sludge discharging machine structural representation, and Fig. 9 is static pressure type sludge discharging machine structural representation
Static pressure type sludge discharging machine structure is used in figure, figure.The length of sedimentation basin 5 and depth ratio are 1.5~2.5 in Fig. 5, and intake-outlet is all provided with
The short side side of rectangle form pool is placed in, wherein inlet channel is close to short side pool wall, and outlet canal is set close to inlet channel again, under outlet canal
Side is provided with water conservancy diversion skirtboard 18, forces water inlet and goes out water segregation.Precipitating pool structure includes inlet channel 4, outlet canal 6, water conservancy diversion skirtboard
18th, deposition slope 15, static pressure type sludge discharging machine 11.The bottom of inlet channel 4 is provided with water distributing pore, and its aperture is 100mm, and it arranges spacing
0.3m/s is not higher than with hole count by water flow velocity excessively to be advisable.Water inlet enters sedimentation basin through water distributing pore, in the presence of water conservancy diversion skirtboard, water
Power streamline is downward to bottom of pond along pool wall, and is flowed along bottom of pond to the opposite side short side of pond body, and sludge is gradually deposited in flowing
Bottom of pond realizes mud-water separation.Supernatant rounds (as shown in waterpower streamline 17) in pond, is discharged through outlet canal 6.Sedimentation basin
Mud bit line 16 it is minimum in outlet canal position, utilized after the distal end highest of sedimentation basin, sludge settling by static pressure type sludge discharging machine 11
Head difference spoil disposal between sedimentation basin 5 and spoil disposal canal 19, into storage basin 9.
Fig. 6 is sedimentation basin of the present invention and mud scraper and bottom of pond structural representation, and Figure 10 is mud scraper structural representation.In figure
Bottom of pond structure is coordinated to be precipitated and spoil disposal using mud scraper, precipitation pool structure, operation side in this figure in sedimentation basin 5 and Fig. 5
Formula is basically identical, and its different sludge discharge way is mud scraper spoil disposal.Set and wear in the bottom of pond of sedimentation basin 5 sets multigroup spoil disposal ditch, ditch
Hole discharge pipeline 14 or groove face covering perforation spoil disposal plate 13, utilize the head difference spoil disposal between sedimentation basin 5 and spoil disposal canal 19.
Fig. 7 is perforated sludge discharge pipe structural representation of the present invention；Fig. 8 is present invention perforation spoil disposal plate structure schematic diagram.
Claims (8)
1. a kind of high-efficiency biomembrane integrated sewage treating apparatus, including anaerobic pond, anoxic pond, Aerobic Pond, sedimentation basin and membrane cisterna,
It is characterized in that：
The anaerobic pond, anoxic pond, Aerobic Pond, sedimentation basin and membrane cisterna are total to wall successively along water communication, between each pond and built jointly；Detesting
Suspended biological filler is added with oxygen pond, anoxic pond, Aerobic Pond water body；In anaerobic pond and anoxic pond, anoxic pond and Aerobic Pond, good
Respectively connected between oxygen pond and sedimentation basin by solid-liquid separator；Described sedimentation basin is that rectangle Zhou Jinzhou goes out form, pond body
Length and depth ratio be 1.5~2.5, intake-outlet may be contained within the short side side of rectangle form pool, and wherein inlet channel is close to short side
Pool wall, outlet canal is set close to inlet channel, and water conservancy diversion skirtboard is provided with below outlet canal；Sedimentation basin uses static pressure type spoil disposal structure
Or mud scraper spoil disposal structure, utilize the discrepancy in elevation static pressure spoil disposal of liquid level between sedimentation basin and spoil disposal canal.
2. high-efficiency biomembrane integrated sewage treating apparatus according to claim 1, it is characterised in that：The membrane cisterna is by only
Multigroup membrane module composition of vertical arrangement.
3. high-efficiency biomembrane integrated sewage treating apparatus according to claim 2, it is characterised in that：The anaerobism water
The suspended biological filler added in body is spherical porous filler, and particle diameter is not more than 100mm；The suspension life added in anoxic pond water body
Thing filler is spherical porous filler, and particle diameter is more than anaerobic environment filler；The suspended biological filler added in Aerobic Pond water body is
Cylindrical shape or rectangular cellular filler, ratio of height to diameter are not more than 3.
4. the high-efficiency biomembrane integrated sewage treating apparatus according to any one of claims 1 to 3, it is characterised in that：Institute
State mud scraper spoil disposal structure and perforated sludge discharge pipe or groove face covering perforation spoil disposal are set in sedimentation basin bottom of pond sets multigroup spoil disposal ditch, ditch
Plate.
5. high-efficiency biomembrane integrated sewage treating apparatus according to claim 4, it is characterised in that：The sedimentation basin exists
Bottom of pond is provided with deposition slope below outlet canal, inlet channel, and ramp angles are 30~45 °.
6. the high-efficiency biomembrane integrated sewage treating apparatus according to any one of claims 1 to 3, it is characterised in that：Institute
State between solid-liquid separator is arranged in each pond and connect water channel, solid-liquid separator is circular arc or hyperboloid, solid-liquid separator table
There is the hole being uniformly arranged in face, and the convex surface of cambered surface faces water entering surface.
7. high-efficiency biomembrane integrated sewage treating apparatus according to claim 6, it is characterised in that：The separation of solid and liquid
The aperture of device surface holes is 0.9~0.95 times of packing material size, and perforate density met water flow velocity no more than 0.2m/s.
8. the high-efficiency biomembrane integrated sewage treating apparatus according to any one of claims 1 to 3, it is characterised in that：
The membrane cisterna being used in combination with sedimentation basin is set after sedimentation basin, and membrane cisterna uses MBR or MCF structures.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105174647A (en) * | 2015-10-14 | 2015-12-23 | 北京博汇特环保科技有限公司 | BioDopp biochemical reactor of embedded rectangular sedimentation tank |
| CN106334448B (en) * | 2016-09-26 | 2019-06-04 | 天津膜天膜科技股份有限公司 | The device for ultrafiltration membrane of high integration |
| CN108545897B (en) * | 2018-06-27 | 2023-10-24 | 蓝深集团股份有限公司 | Integrated sewage treatment device |
| CN109665681A (en) * | 2019-02-28 | 2019-04-23 | 重庆尚泽源环保科技有限公司 | Integrated sewage treating apparatus |
| CN110642381A (en) * | 2019-10-29 | 2020-01-03 | 北京博汇特环保科技股份有限公司 | Sedimentation tank and sewage treatment system using same |
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| CN204550337U (en) * | 2015-04-02 | 2015-08-12 | 四川省科学城天人环保有限公司 | A kind of high-efficiency biomembrane integrated sewage treating apparatus |
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| CN104710084A (en) | 2015-06-17 |
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