CN106242050A - Circular integration sewage disposal device in a kind of vertical low energy consumption - Google Patents
Circular integration sewage disposal device in a kind of vertical low energy consumption Download PDFInfo
- Publication number
- CN106242050A CN106242050A CN201610601340.9A CN201610601340A CN106242050A CN 106242050 A CN106242050 A CN 106242050A CN 201610601340 A CN201610601340 A CN 201610601340A CN 106242050 A CN106242050 A CN 106242050A
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- zone
- plate component
- sloping plate
- energy consumption
- sewage disposal
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses circular integration sewage disposal device in a kind of vertical low energy consumption, including the air stripping district set gradually from top to down, aerobic zone, anoxic zone and anaerobic zone, air stripping district is provided with capacity of returns actuator, the lower section of capacity of returns actuator is provided with central tube, aerobic zone is provided with biologic packing material, aerated conduit assembly it is provided with below aerobic zone, it is provided with water inlet pipe at the base plate of anaerobic zone, three phase separator it is provided with between anaerobic zone and anoxic zone, circulating pump it is provided with between three phase separator and the bottom of anaerobic zone, the both sides in air stripping district are provided with the type sloping plate component for removing mud, type sloping plate component be arranged over packing layer.It is more that the present invention solves process equipment in prior art, complex operation, and floor space is big, the simple in construction of type sloping plate component, solves the problem that filtration device structure is complicated.
Description
Technical field
The present invention relates to technical field of sewage treatment equipment, particularly relate to circular integration sewage in a kind of vertical low energy consumption
Processing equipment.
Background technology
Sewage disposal is generally made up of Physical, chemical method, physical-chemical process and the big series of biochemical process four, is mostly
Be only possible to whole sewage disposal process by two or more method, its equipment all based on building construction, machine
Electricity equipment be auxiliary unit cell be main, there is floor space big, investment height, operating cost is high, and anti-load-bearing capacity is poor, reacts
Efficiency is low, management is compared with the problem fallen behind, device efficiency is low.A similar work is continued to use in process to sewage at present always
Skill route, such as traditional activated sludge process, develops into A/O technique and A2/O technique, and essence is the increase in detests the biological treatment of (lacking) oxygen
With detest (lacking) oxygen pond, further processing organic while, add dephosphorization and denitrification effect, and ton cost of investment and fortune
Row cost also to increase；Technological process increases, and device efficiency is low；And for example developed into oxidation ditch by traditional activated sludge process (include
Two ditch formulas or three ditch formulas), simply cell body reaction changes ditch precursor reactant into, and it is main for increasing treatment effect, and its process route also changes not
Greatly；Certainly the SBR technique developed into later, biomembrane process etc., although have its feature at treatment effect and efficiency, but all build
Stand in and be main processing equipment and technique thereof with building construction and electromechanical equipment is auxiliary method and route, equipment is not innovated
Transformation improves on its reaction rate, treatment effect.So, ton sewage disposal investment and ton sewage disposal operating cost all do not have
There is breakthrough reduction.
Traditional sewage treatment process is suspension elastic filler in pond mostly, and elastic filler has bigger surface area,
Be conducive to the attachment of microorganism, make the concentration of microorganism in pond increase, to organic, there is preferable removal effect.Biology connects
Touching oxidation+filter is to solve the preferable process combination of the problems referred to above, and water outlet can meet emission request, but this process equipment is relatively
Many, complex operation, floor space is big, and filtration device structure is complicated.
Summary of the invention
The present invention proposes circular integration sewage disposal device in a kind of vertical low energy consumption, solves technique in prior art
Equipment is more, complex operation, and floor space is big, the problem that filtration device structure is complicated.
The technical scheme is that and be achieved in that:
Circular integration sewage disposal device in a kind of vertical low energy consumption, including the air stripping district set gradually from top to down,
Aerobic zone, anoxic zone and anaerobic zone, air stripping district is provided with capacity of returns actuator, and the lower section of capacity of returns actuator is provided with central tube, in
Heart cylinder extends downward anoxic zone from air stripping district；Aerobic zone is provided with biologic packing material, is provided with aerated conduit assembly, detests below aerobic zone
It is provided with water inlet pipe at the bottom in oxygen district, between anaerobic zone and anoxic zone, is provided with three phase separator, three phase separator and anaerobic zone
Being provided with circulating pump between Di Bu, the both sides in air stripping district are provided with the type sloping plate component for removing mud, being arranged over of type sloping plate component
Packing layer.
Further, the base plate of anaerobic zone is provided with bottom blow-down pipe, is provided with middle part blow-off pipe between anaerobic zone and anoxic zone.
Further, also include that tank body, air stripping district, aerobic zone, anoxic zone and anaerobic zone are in tank body, three phase separation
Device is also in tank body, and tank body is provided with one for the biogas pipe deriving biogas in the position corresponding with three phase separator.
Further, air stripping district includes tapered portion and is located at the choke above tapered portion, and type sloping plate component is located at taper
Portion and the both sides of choke, sewage flows through from tapered portion and choke successively, is partly into central tube, and another part enters tiltedly
Board component, mud is separated from sewage by type sloping plate component, removes the sewage after mud through packing layer.
Further, the lower section of packing layer is provided with aeration tube, and aeration tube is used for washing away packing layer, and the top of packing layer is close
The position at tank body top is provided with drain pipe, and drain pipe is for discharging the sewage after type sloping plate component and packing layer process.
Further, aerated conduit assembly includes the air inlet pipe being located at below aerobic zone.
Further, side, anoxic zone is provided with online DO instrument.
Further, type sloping plate component includes some parallel swash plates, and swash plate includes the first half and lower half, the first half and under
Angle between half portion is obtuse angle.
Further, the lower section of type sloping plate component is provided with top blow-off pipe, and top blow-off pipe is used for discharging type sloping plate component and separates
Mud.
The beneficial effects of the present invention is: sewage by the water inlet pipe access arrangement bottom anaerobic zone, in anaerobic zone to
Upper flowing formed suspended sludge, and for increase upwards flow velocity device external arrange circulating pump formed inside partial circulating, detesting
Top, oxygen district arranges three phase separator and biogas, mud is separated with water outlet, and water flows up formation suspended sludge in anoxic zone
And fully mix, aerated conduit assembly uniformly supplies to aerobic zone and fully stirs, and dirty by the dynamic part of air stripping zone
Mudflow is back to bottom anoxic zone through type sloping plate component and packing layer, another part mud by central tube, in anoxic zone and aerobic zone
Between formed reflux cycle, and on central tube use capacity of returns actuator can arbitrarily regulate reflux ratio, solve existing skill
In art, process equipment is more, complex operation, and floor space is big, the simple in construction of type sloping plate component, solves filtration device structure complicated
Problem.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of circular integration sewage disposal device in a kind of vertical low energy consumption of the present invention.
In figure, 1-water inlet pipe；2-circulating pump；3-three phase separator；4-biogas pipe；5-anoxic zone；6-online DO instrument；In 7-
Heart cylinder；8-air inlet pipe；9-aerobic zone；10-biologic packing material；11-air stripping district；12-capacity of returns actuator；Blow-off pipe in the middle part of 13-；
14-anaerobic zone；15-bottom blow-down pipe；16-type sloping plate component；17-packing layer；18-outlet pipe；19-top discharge pipeline；20-aeration
Pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, the present invention proposes circular integration sewage disposal device in a kind of vertical low energy consumption, including from upper
Air stripping district 11, aerobic zone 9, anoxic zone 5 and the anaerobic zone 14 set gradually under and, air stripping district 11 is arranged above opening, is used for putting
Going out gas, air stripping district 11 is provided with capacity of returns actuator 12, and the lower section of capacity of returns actuator 12 is provided with central tube 7, by regulating back
The height of flow regulator 12, can regulate the flow of central tube 7.Central tube 7 extends downward anoxic zone 5 from air stripping district 11,
Central tube 7 is cylindrical shape, and the upper and lower of central tube 7 is equipped with horn mouth, its top and capacity of returns actuator 12 phase
Connection, the lower section of capacity of returns actuator 12 is bullet, and the lower section of capacity of returns actuator 12 is by blocking central tube 7 upper opening
Mode regulate the flow of central tube 7, aerobic zone 9 is provided with biologic packing material 10, and biologic packing material is provided with microorganism attachment, microorganism
Degrading the mud of aerobic zone 9 and process, the lower section of aerobic zone 9 is provided with aerated conduit assembly, and aerated conduit assembly is used for
To the internal air-blowing of sewage disposal device, supplement the oxygen in aerobic zone 9, and mud can be driven to flow up, aerated conduit
The gas mixing sludge that assembly blasts, gas mud mixture flows up.It is provided with water inlet pipe 1 at the bottom of anaerobic zone 14, enters
Water pipe 1 is for the internal supplementary water of sewage disposal device.Three phase separator 3, three-phase separate it is provided with between anaerobic zone 14 and anoxic zone 5
From device 3 by biogas, mud and water outlet separately, water flows up and forms suspended sludge in anoxic zone and fully mix, aeration tube
Road assembly uniformly supplies to aerobic zone and fully stirs.Circulating pump 2 it is provided with between the bottom of three phase separator 3 and anaerobic zone 14,
Circulating pump 2 for importing the bottom of anaerobic zone 14 from the bottom of three phase separator 3 extraction sewage, and circulating pump 2 can be by sewage weight
Multiple utilization.The both sides in air stripping district 11 are provided with the type sloping plate component 16 for removing mud, type sloping plate component 16 be arranged over packing layer
17.A part of mud flows through type sloping plate component and packing layer, and another part mud is back to bottom anoxic zone by central tube, in anoxia
Forming reflux cycle between district and aerobic zone, the sewage after type sloping plate component can be removed therein by packing layer 17 further
Float, after type sloping plate component 16 and packing layer 17, the water overflowed from packing layer 17 can discharge.
The bottom of anaerobic zone 14 is provided with bottom blow-down pipe 15, is provided with middle part blow-off pipe 13 between anaerobic zone 14 and anoxic zone 5.
Bottom blow-down pipe 15 and middle part blow-off pipe 13 act on jointly, are got rid of by the mud in anaerobic zone 14 clean, and middle part blow-off pipe 13 is also
Can be used for discharging the mud of anoxic zone 5.
Present invention additionally comprises tank body, tank body is overall in cylinder, and tank body top is air stripping district 11, and this part is provided with reducing
Shape, air stripping district 11, aerobic zone 9, anoxic zone 5 and anaerobic zone 14 be in tank body, and three phase separator 3 is also in tank body, tank
Body is provided with one for the biogas pipe 4 deriving biogas in the position corresponding with three phase separator 3.Biogas pipe 4 is in tank body
Outside.
The lower section of packing layer 17 is provided with aeration tube 20, and aeration tube 20 is used for washing away packing layer 17, and the top of packing layer 17 connects
The position at nearly tank body top is provided with outlet pipe 18, and outlet pipe 18 is for discharging after type sloping plate component 16 and packing layer 17 process
Sewage.
The lower section of type sloping plate component (16) is provided with top discharge pipeline (19), and top discharge pipeline (19) is used for discharging type sloping plate component
(16) mud separated.
Aerated conduit assembly includes the air inlet pipe 8 being located at below aerobic zone 9.Air inlet pipe 8 connects aerator, and aerator passes through
Air inlet pipe 8 imports air to aerobic zone 9.
Side, anoxic zone 5 is provided with online DO instrument 6.
Type sloping plate component 16 includes some parallel swash plates, swash plate include the first half and lower half, the first half and lower half it
Between angle be obtuse angle.Concrete, in the present embodiment, type sloping plate component 16 includes three parallel swash plates, and respectively first is oblique
Plate, the second swash plate and the 3rd swash plate, the first swash plate, the second swash plate and the 3rd swash plate are umbrella.Concrete, the first swash plate, the
Two swash plates and the 3rd swash plate all can use metal to make.The top of outermost 3rd swash plate upwardly extends, and packing layer 17 is arranged
Both sides at the 3rd swash plate.It is provided with haydite in packing layer 17.
Air stripping district 11 includes tapered portion and is located at the choke above tapered portion, and type sloping plate component 16 is located at tapered portion and contracting
The both sides of oral area, sewage flows through from tapered portion and choke successively, is partly into central tube 7, and another part enters swash plate group
Part 16, mud is separated from sewage by type sloping plate component 16, removes the sewage after mud through packing layer 17.
The sewage disposal device that the present invention proposes is vertical structure, at existing horizontal sewage disposal device or sewage
Reason pond is compared, and floor space is little, and projected area is little, is the 1/3-1/5 of the floor space of conventional sewage disposal device.
The present invention both can process sanitary sewage, it is also possible to processes trade effluent, compatible strong, it is possible to process different giving up
Water.
The biologic packing material that the present invention is arranged in aerobic zone, the amount of microorganism is bigger, it is possible to increase sewage treating efficiency.But
Biologic packing material can not process mud, and type sloping plate component 16 can effectively remove mud, moreover it is possible to is carried out further by packing layer 17
Sewage disposal.
In the present invention, the flow velocity of air inlet pipe air inlet be 12-15m/s water inlet pipe water inlet flow velocity be 2-3m/s, air stripping district
In, the flow velocity that gas and water rise is about 6-8m/s, because the flow velocity of air inlet pipe air inlet is more than the water inlet flow velocity of water inlet pipe, because of
This, anoxic zone can become negative pressuren zone because of insufficient water, produces suction, and the bottom of central tube is located at anoxic zone, because negative pressure
The water at central tube top can be inhaled by the suction produced, thus circulation in being formed.The i.e. present invention is to utilize aeration to produce water to follow
Ring.
The present invention uses vertical structure, and area of section is little, so the most existing sewage disposal device, cross sectional flow rate is relative
Hurry up.
The present invention can realize Based Intelligent Control, can be by mobile phone or computer remote monitoring running status, if there is event
Barrier, can be to sending short message by mobile phone.
The present invention operates fairly simple, it is only necessary to set parameter, can run voluntarily.
Present invention process flow process brief description: sewage is entered within the present invention by the water inlet pipe 1 bottom anaerobic zone 14
Anaerobic zone 14, sewage flows up formation suspended sludge in anaerobic zone 14, and sets outside tank body for increasing upwards flow velocity
Put circulating pump 2 and form internal partial circulating, three phase separator 3 is set on top, anaerobic zone 14 biogas, mud are separated with water, three-phase
Separator 3 top is anoxic zone 5, and water flows up and forms suspended sludge in anoxic zone 5 and fully mix, top, anoxic zone 5
For aerobic zone 9, setting biologic packing material 10 in aerobic zone 9, biologic packing material 10 bottom arranges aerated conduit assembly and is supplied by outer fan
Entering from air inlet pipe 8, aerated conduit assembly uniformly supplies to aerobic zone 9 and fully stirs so that it is by biologic packing material 10 upwards,
And form air stripping district 11 by the constriction on top, aerobic zone 9, drive a part of mud to flow to central tube 7 and be back to anoxia
Bottom district 5, forming reflux cycle between anoxic zone 5 and aerobic zone 9, another part mud flows through type sloping plate component 16 and filler
Layer, through outlet pipe 18 water outlet, sets below type sloping plate component 16 by top discharge pipeline 19, is discharged by mud.And use on central tube 7
Capacity of returns actuator 12, can arbitrarily regulate reflux ratio, and gas is discharged by tank body top, three phase separation bottom anoxic zone 5
Middle part blow-off pipe 13 is set on device 3, bottom blow-down pipe 15 can be as sewage draining exit is set bottom anaerobic zone 14.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (9)
1. circular integration sewage disposal device in a vertical low energy consumption, it is characterised in that: include setting gradually from top to down
Air stripping district (11), aerobic zone (9), anoxic zone (5) and anaerobic zone (14), described air stripping district (11) is provided with capacity of returns actuator
(12), the lower section of described capacity of returns actuator (12) is provided with central tube (7), described central tube (7) from described air stripping district (11) to
Under extend to described anoxic zone (5)；Described aerobic zone (9) is provided with biologic packing material (10), and described aerobic zone (9) lower section is provided with aeration
Conduit assembly, is provided with water inlet pipe (1) at the bottom of described anaerobic zone (14), described anaerobic zone (14) and described anoxic zone (5) it
Between be provided with three phase separator (3), be provided with circulating pump (2) between the bottom of described three phase separator (3) and described anaerobic zone (14),
The both sides of described air stripping district (11) are provided with the type sloping plate component (16) for removing mud, being arranged over of described type sloping plate component (16)
Packing layer (17).
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1, it is characterised in that: institute
The bottom stating anaerobic zone (14) is provided with bottom blow-down pipe (15), in being provided with between described anaerobic zone (14) and described anoxic zone (5)
Portion's blow-off pipe (13).
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1 and 2, its feature exists
In: also include that tank body, described air stripping district (11), aerobic zone (9), anoxic zone (5) and anaerobic zone (14) are in described tank body,
Described three phase separator (3) is also in described tank body, and described tank body is in the position corresponding with described three phase separator (3)
It is provided with one for the biogas pipe (4) deriving biogas.
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 3, it is characterised in that: institute
Stating air stripping district (11) include tapered portion and be located at the choke above described tapered portion, described type sloping plate component (16) is located at described
Tapered portion and the both sides of described choke, sewage flows through from described tapered portion and described choke successively, is partly into described
Central tube (7), another part enters described type sloping plate component (16), and mud is separated from sewage by described type sloping plate component (16), goes
Sewage after scrubbing mud is through described packing layer (17).
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 4, it is characterised in that: institute
The lower section stating packing layer (17) is provided with aeration tube (20), and described aeration tube (20) is used for washing away described packing layer (17), described in fill out
The top of the bed of material (17) is provided with outlet pipe (18) close to the position at described tank body top, and described outlet pipe (18) is used for discharging process
Sewage after described type sloping plate component (16) and described packing layer (17) process.
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1, it is characterised in that: institute
State aerated conduit assembly and include being located at the admission line assembly (8) of lower section, described aerobic zone (9).
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1, it is characterised in that: institute
State anoxic zone (5) side and be provided with online DO instrument (6).
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1, it is characterised in that: institute
Stating type sloping plate component (16) and include some parallel swash plates, described swash plate includes the first half and lower half, the described first half and lower half
Angle between portion is obtuse angle.
Circular integration sewage disposal device in the vertical low energy consumption of one the most according to claim 1, it is characterised in that: institute
The lower section stating type sloping plate component (16) is provided with top discharge pipeline (19), and described top discharge pipeline (19) is used for discharging described type sloping plate component
(16) mud separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601340.9A CN106242050B (en) | 2016-07-27 | 2016-07-27 | A kind of vertical internal-circulating integrated sewage treating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601340.9A CN106242050B (en) | 2016-07-27 | 2016-07-27 | A kind of vertical internal-circulating integrated sewage treating apparatus |
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| CN106242050A true CN106242050A (en) | 2016-12-21 |
| CN106242050B CN106242050B (en) | 2019-04-02 |
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| CN201610601340.9A Active CN106242050B (en) | 2016-07-27 | 2016-07-27 | A kind of vertical internal-circulating integrated sewage treating apparatus |
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Cited By (11)
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| CN106865765A (en) * | 2017-03-06 | 2017-06-20 | 肇庆市鹏凯环保装备有限公司 | A kind of vertical microkinetic self-loopa efficient sewage treatment installation |
| CN107827236A (en) * | 2017-11-24 | 2018-03-23 | 杨蕙 | Integrated form sewage disposal device |
| CN108892242A (en) * | 2018-09-10 | 2018-11-27 | 佛山市碧沃丰生物科技股份有限公司 | A kind of AAO process system |
| CN108928922A (en) * | 2018-07-19 | 2018-12-04 | 池州学院 | One kind is unpowered interior circulation biochemical reaction precipitator tower and its workflow |
| CN109574406A (en) * | 2018-12-30 | 2019-04-05 | 广州市广深环保科技有限公司 | A kind of MBR integration biochemical treatment equipment |
| CN110668568A (en) * | 2019-11-04 | 2020-01-10 | 西安建筑科技大学 | Multifunctional partitioned denitrification integrated method and equipment |
| CN111233147A (en) * | 2020-01-16 | 2020-06-05 | 四川信步达信息技术咨询有限公司 | Method and system for increasing carbon strengthening effect in sewage treatment |
| CN111995054A (en) * | 2020-09-14 | 2020-11-27 | 兰州交通大学 | Sewage treatment device |
| CN113968623A (en) * | 2021-06-25 | 2022-01-25 | 北京绿恒科技有限公司 | Inverted double-circulation micro-power aerobic granular sludge water treatment device |
| CN115304211A (en) * | 2022-06-29 | 2022-11-08 | 鹏凯环境科技股份有限公司 | Method for treating river and lake pollution point source by clear water type water ecosystem |
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| CN109574406A (en) * | 2018-12-30 | 2019-04-05 | 广州市广深环保科技有限公司 | A kind of MBR integration biochemical treatment equipment |
| US11548801B2 (en) | 2019-08-30 | 2023-01-10 | Chuangtsing Ecological Environment (Ningbo) Co., Ltd. | Efficient self-circulation biological denitrification device and working method therefor |
| CN110668568A (en) * | 2019-11-04 | 2020-01-10 | 西安建筑科技大学 | Multifunctional partitioned denitrification integrated method and equipment |
| CN110668568B (en) * | 2019-11-04 | 2024-01-30 | 西安建筑科技大学 | Multifunctional partitioned denitrification integrated method and equipment |
| CN111233147A (en) * | 2020-01-16 | 2020-06-05 | 四川信步达信息技术咨询有限公司 | Method and system for increasing carbon strengthening effect in sewage treatment |
| CN111995054A (en) * | 2020-09-14 | 2020-11-27 | 兰州交通大学 | Sewage treatment device |
| CN113968623A (en) * | 2021-06-25 | 2022-01-25 | 北京绿恒科技有限公司 | Inverted double-circulation micro-power aerobic granular sludge water treatment device |
| CN115304211A (en) * | 2022-06-29 | 2022-11-08 | 鹏凯环境科技股份有限公司 | Method for treating river and lake pollution point source by clear water type water ecosystem |
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