CN207511911U - Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches - Google Patents
Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches Download PDFInfo
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- CN207511911U CN207511911U CN201721416207.2U CN201721416207U CN207511911U CN 207511911 U CN207511911 U CN 207511911U CN 201721416207 U CN201721416207 U CN 201721416207U CN 207511911 U CN207511911 U CN 207511911U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses efficient denitrification, multi-cycle Wastewater Treated by Activated Sludge Process device, the wherein processing unit include biological selecting area and reaction zone and mating jet-flow aeration system, circulating pump, sludge reflux pump, water decanter in batches；The circulating pump is used to implement water circular treatment to sewage inside the reaction zone by circulating line；The sludge reflux pump is used to that the precipitating sludge of the reaction zone to be back to the biological selecting area implementation sludge circulation treatment by sludge return pipe；The water decanter is used to strain water process by sewage in the reaction zone, and will strain the supernatant that separates out and drain into subsequent processing units.Above-mentioned efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches has higher to the adaptability of raw sewage water quality, water variation；Biological reactions rates are big, and unit volume treatment effeciency is high, and the nitrification liquid without large scale flows back, and save many technical advantages such as operation power consumption.
Description
Technical field
The utility model is related to technical field of sewage more particularly to a kind of efficient denitrification multi-cycle activated sludge in batches
Method processing unit.
Background technology
It is well known that the nitrogen in sewage is generally deposited in the form of four kinds of organic nitrogen, ammonia nitrogen, nitrite cyanogen and nitrate nitrogen
.
Since biological denitrificaion is generally possible to meet requirement of the parties concerned to sewage purification, and cheap, generation
Secondary pollution is more disposable, therefore biological denitrification method is the research of current most active and invests and develops field.
Bio-denitrification technology：Bio-denitrification technology is mainly the biological oxidation and reduction using certain bacteriums in sewage
It realizes.Biological denitrification process divides from position of the nitrification and denitrification process in technological process, can be divided into traditional handicraft and
Front establishment method；Traditional biological denitrogenation sewage-treatment plant needs the nitrification liquid of large scale to return in sewage disposal process
Stream, the basicity and carbon source of nitrification and denitrification process consumption are larger, and easily cause to add it is excessive influence operational effect and
The phenomenon that effluent quality.
In conclusion how the above-mentioned technological deficiency of above-mentioned traditional biological denitrogenation sewage-treatment plant, be art technology
Personnel's urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches, with solution
The certainly above problem.Efficient denitrification provided by the utility model multi-cycle Wastewater Treated by Activated Sludge Process device in batches, in existing biology
Denitrogenation is technically improved, it is with stable, many technical advantages such as treatment effeciency is high, operating cost is low after improvement.
In order to achieve the above object, the technical solution of the utility model is realized in：
The utility model provides a kind of efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches, including bioselection
Area and reaction zone and mating jet-flow aeration system, circulating pump, sludge reflux pump, water decanter；
The front end of the biological selecting area is connected with wastewater influent pipeline；The biological selecting area rear end and the reaction zone
Between connected by connecting pipe；The jet-flow aeration system is used to provide aeration to the biological selecting area and the reaction zone
Processing；
And also set up circulating line and sludge return pipe on the reaction zone；
Wherein, the circulating pump is arranged on the circulating line；The circulating pump is used for through circulating line to described
Sewage implements water circular treatment inside reaction zone；
Wherein, the sludge reflux pump is arranged on the sludge return pipe；The sludge reflux pump is used to pass through dirt
The precipitating sludge of the reaction zone is back to the biological selecting area and implements sludge circulation treatment by mud reflux line；
Wherein, the water decanter is arranged on the reaction zone；The water decanter be used for by sewage in the reaction zone into
Row strains water process, and will strain the supernatant that separates out and drain into subsequent processing units；
Carbon source is additionally provided on the reaction zone and adds in mouth and alkali addition mouth.
It preferably, can embodiment as one kind；The input end of the circulating line is connected with the reaction zone, described to follow
The port of export in endless tube road is also connected with the reaction zone.
It preferably, can embodiment as one kind；The input end of the sludge return pipe is connected with the reaction zone, institute
The port of export for stating sludge return pipe is connected with the biological selecting area.
It preferably, can embodiment as one kind；The bottom of the sludge reflux pump is additionally provided with mud discharging mouth.
It preferably, can embodiment as one kind；The jet-flow aeration system includes aerator and aeration admission line；Institute
Aeration admission line is stated to connect with the biological selecting area and the reaction zone respectively；And the aerator is arranged on the reaction
Inside area.
It preferably, can embodiment as one kind；The aerator is specially dish-style jet aerator.
It preferably, can embodiment as one kind；Intake valve is additionally provided on the aeration admission line.
Compared with prior art, it is the advantages of the utility model embodiment：
A kind of efficient denitrification provided by the utility model multi-cycle Wastewater Treated by Activated Sludge Process device in batches, technical solution master
Efficient denitrification is utilized, and multi-cycle activated sludge process Batch Multi-cycle Reactor (BCR) carry out biology in batches
Denitrogenation sewage disposal.
The utility model provides efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches：
Analyze the main of the efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches that the utility model embodiment provides
Structure is understood：Multi-cycle Wastewater Treated by Activated Sludge Process device includes biological selecting area to above-mentioned efficient denitrification in batches and reaction zone is (i.e. anti-
Ying Chi, abbreviation pond)；The front end of the biological selecting area is connected with wastewater influent pipeline；The biological selecting area rear end with it is described
It is connected between reaction zone by connecting pipe；The jet-flow aeration system is used to carry the biological selecting area and the reaction zone
For Air Exposure；And also set up circulating line and sludge return pipe on the reaction zone；
Wherein, the circulating pump is arranged on the circulating line；The circulating pump is used for through circulating line to described
Sewage implements water circular treatment inside reaction zone；
Wherein, the sludge reflux pump is arranged on the sludge return pipe；The sludge reflux pump is used to pass through dirt
The precipitating sludge of the reaction zone is back to the biological selecting area and implements sludge circulation treatment by mud reflux line；
Wherein, the water decanter is arranged on the reaction zone；The water decanter be used for by sewage in the reaction zone into
Row strains water process, and will strain the supernatant that separates out and drain into subsequent processing units；Carbon source is additionally provided on the reaction zone and adds in mouth
Mouth is added in alkali.
It will be apparent that the efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches using the utility model；Strain water every time
Only a small amount of waste water up to standard in discharge pond (i.e. reaction zone) is higher to the adaptability of raw sewage water quality, water variation；Dirt in pond
Mud concentration is high, and biological reactions rates are also big, therefore the unit volume treatment effeciency of reaction tank (i.e. reaction zone) is higher than conventional biochemical
Treatment technology；At the same time, the efficient denitrification in batches multi-cycle Wastewater Treated by Activated Sludge Process device leading portion setting biological selecting area,
Be conducive to inhibit the growth of der Pilz, can overcome the problems, such as the common sludge bulking of traditional activated sludge process；In the pond of reaction zone
Activated sludge is alternately become reconciled oxygen condition in anaerobism, anoxic, the cycle of operation and adding of agent can be adjusted flexibly according to operating condition
Scale realizes the controllability to effluent quality, and operating cost height, effluent quality caused by the excess of medicament adds is avoided to surpass
The problems such as mark；Meanwhile the nitrification liquid without large scale flows back, and saves operation power consumption.
Multi-cycle Wastewater Treated by Activated Sludge Process device, the efficient denitrification divide a kind of efficient denitrification provided by the utility model in batches
Batch multi-cycle Wastewater Treated by Activated Sludge Process device, belong to stable, treatment effeciency is high, operating cost is low efficient denitrification in batches
Multi-cycle Wastewater Treated by Activated Sludge Process device.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the main of the efficient denitrification that provides of the utility model embodiment multi-cycle Wastewater Treated by Activated Sludge Process device in batches
Architectural configurations schematic diagram.
Label：1- biological selecting areas；2- reaction zones；3- jet-flow aeration systems；31- aerators；32- is aerated admission line；
4- circulating pumps；5- sludge reflux pumps；6- water decanters；7- wastewater influent pipelines；8- connecting pipes；9- circulating lines；10- sludge returns
Flow tube road；11- carbon sources add in mouth；12- alkali adds in mouth；13- mud discharging mouths.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1, multi-cycle Wastewater Treated by Activated Sludge Process fills a kind of efficient denitrification that the utility model embodiment provides in batches
It puts, including biological selecting area 1 and reaction zone 2 and mating jet-flow aeration system 3, circulating pump 4, sludge reflux pump 5, water decanter
6；
The front end of the biological selecting area 1 is connected with wastewater influent pipeline 7；1 rear end of biological selecting area with it is described anti-
It answers and is connected by connecting pipe 8 between area 2；The jet-flow aeration system 3 is used for the biological selecting area 1 and the reaction zone
2 provide Air Exposure；
And also set up circulating line 9 and sludge return pipe 10 on the reaction zone 2；
Wherein, the circulating pump 4 is arranged on the circulating line 9；The circulating pump 4 is used for right by circulating line 9
The 2 inside sewage of reaction zone implements water circular treatment；
Wherein, the sludge reflux pump 5 is arranged on the sludge return pipe 10；The sludge reflux pump 5 is used to lead to
It crosses sludge return pipe 10 precipitating sludge of the reaction zone 2 is back to the biological selecting area 1 and implement sludge circulation treatment；
Wherein, the water decanter 6 is arranged on the reaction zone 2；The water decanter 6 is used for will be dirty in the reaction zone 2
Water strain water process, and will strain the supernatant that separates out and drain into subsequent processing units B；
Carbon source is additionally provided on the reaction zone 2 and adds in mouth 11 and alkali addition mouth 12.
It should be noted that：Wherein, limited aeration is used in the biological selecting area 1 to maintain simultaneous oxygen environment, it is described anti-
It answers added with carbon source, alkali in area 2, the jet-flow aeration system 3 uses novel dish type jet aerator, and the circulating pump 4 uses water
Power endless form increases mixed liquor mixability in pond, and precipitating sludge in reaction zone is back to biology by the sludge reflux pump 5
Area 1 is selected, supernatant in reaction zone 2 is drained into subsequent processing units by the water decanter 6；
Meanwhile it should be noted that；Water decanter is the regular equipment for excluding primary water used in many process, it
With can drain primary water from static pool surface, precipitated without stirring, it is ensured that the effect of effluent quality.
It will be apparent that the efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches using the utility model；Strain water every time
Only a small amount of waste water up to standard in discharge pond (i.e. reaction zone) is higher to the adaptability of raw sewage water quality, water variation；Dirt in pond
Mud concentration is high, and biological reactions rates are also big, therefore the unit volume treatment effeciency of reaction tank (i.e. reaction zone) is higher than conventional biochemical
Treatment technology；At the same time, the efficient denitrification in batches multi-cycle Wastewater Treated by Activated Sludge Process device leading portion setting biological selecting area,
Be conducive to inhibit the growth of der Pilz, can overcome the problems, such as the common sludge bulking of traditional activated sludge process；In the pond of reaction zone
Activated sludge is alternately become reconciled oxygen condition in anaerobism, anoxic, the cycle of operation and adding of agent can be adjusted flexibly according to operating condition
Scale realizes the controllability to effluent quality, and operating cost height, effluent quality caused by the excess of medicament adds is avoided to surpass
The problems such as mark；Meanwhile the nitrification liquid without large scale flows back, and saves operation power consumption.
Multi-cycle Wastewater Treated by Activated Sludge Process device, the efficient denitrification divide a kind of efficient denitrification provided by the utility model in batches
Batch multi-cycle Wastewater Treated by Activated Sludge Process device, belong to stable, treatment effeciency is high, operating cost is low efficient denitrification in batches
Multi-cycle Wastewater Treated by Activated Sludge Process device.
The tool of efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches provided below the utility model embodiment
Body structure and particular technique effect are done and are described in detail：
It preferably, can embodiment as one kind；The input end of the circulating line 9 is connected with the reaction zone 2, described
The port of export of circulating line 9 is also connected with the reaction zone 2.
It should be noted that the input end of above-mentioned circulating line 9 is connected with the reaction zone 2, the circulating line 9 goes out
Mouth end is also connected with the reaction zone 2；By the connection relation of above-mentioned circulating line 9 and reaction zone 2, reaction can be realized
2 inside sewage of area implements the pipe-line construction basis of water cycle.
It preferably, can embodiment as one kind；The input end of the sludge return pipe 10 connects with the reaction zone 2
Logical, the port of export of the sludge return pipe 10 is connected with the biological selecting area 1.
It should be noted that the input end of sludge return pipe 10 is connected with the reaction zone 2, the sludge return pipe
10 port of export is connected with the biological selecting area 1.Pass through above-mentioned sludge return pipe 10 and reaction zone 2 and biological selecting area
1 connection relation can realize that the precipitating sludge of the reaction zone 2 is back to the biological selecting area 1 and implements sludge circulation
Pipe-line construction basis.
It preferably, can embodiment as one kind；The bottom of the sludge reflux pump 5 is additionally provided with mud discharging mouth 13.
It should be noted that the bottom of sludge reflux pump 5 is additionally provided with mud discharging mouth 13, sludge reflux pump 5 passes through above-mentioned row
The discharging operation of 13 implementation section sludge of mud mouth.
It preferably, can embodiment as one kind；The jet-flow aeration system 3 includes aerator 31 and aeration air inlet pipe
Road 32；The aeration admission line 32 connects respectively with the biological selecting area 1 and the reaction zone 2；And the aerator 31
It is arranged on inside the reaction zone 2.
It should be noted that above-mentioned jet-flow aeration system 3 is used to provide the biological selecting area 1 and the reaction zone 2
Air Exposure；Its jet-flow aeration system 3 is mainly made of aerator 31 and aeration admission line 32；Meanwhile it is aerated admission line
32 connect respectively with the biological selecting area 1 and the reaction zone 2；And the aerator 31 is arranged in the reaction zone 2
Portion.
It preferably, can embodiment as one kind；The aerator 31 is specially dish-style jet aerator.
It should be noted that the main function of aerator is that the oxygen in air is forced the process shifted into liquid,
Purpose is to obtain enough dissolved oxygens.At the same time, aeration, which also has, prevents in pond suspended substance to sink, strengthen in pond organic matter with it is micro-
Biology and the purpose of dissolved oxygen contact.The aerator can ensure that microorganism is under conditions of having sufficient dissolved oxygen in pond simultaneously,
To the oxygenolysis of dirty Organic substance in water.Above-mentioned aerator can select the aerator using diversified forms；But
In the preferred technical solution of the utility model, above-mentioned aerator 31 is preferably dish-style jet aerator.It will be apparent that dish-style jet stream exposes
Gas utensil has a powerful oxygenation capacity, and it avoids interfering with each other between jet stream, reduces bubble and poly- phenomenon, is conducive to improve
Coefficient of oxygen utilization, and it also has treatment effeciency height, the technical characterstics such as processing speed is fast, equipment is non-maintaining.
Therefore, the above-mentioned high-efficiency biological denitrification for selecting the very suitable the utility model of above-mentioned dish-style jet aerator is more in batches
Circulating active sludge processing unit.
It preferably, can embodiment as one kind；Intake valve is additionally provided on the aeration admission line 32.
It should be noted that it is additionally provided with intake valve on aeration admission line 32；It can be with adjusting control by the intake valve
It is aerated the unlatching circulated in the oxygen supply amount and aeration admission line 32 of admission line 32 and closure.
Correspondingly, a kind of method for sludge treatment of the utility model, it makes use of above-mentioned high-efficiency biological denitrification is more in batches
Circulating active sludge processing unit realizes sewage disposal, including following operating procedure：
Step 1：Sewage single batch enters biological selecting area 1, in 1 residence time of the biological selecting area 20-40min；
Step 2：Open the circulation pump 4 is realized and implements water cycle and hydraulic mixing, waterpower to the 2 inside sewage of reaction zone
Intensity of circulation is 1.5-2.5m3/m3Chi Rong, mixing time 0.5-2h；
Step 3：The air inlet valve on aeration admission line 32 is opened, aerobic aeration behaviour is carried out using jet-flow aeration system 3
Make, aeration intensity 6-10m3/m2；
Repeat the above steps two and above-mentioned steps three, until sewage indices meet in the pond of the reaction zone 2
Water requirement；
Step 4：Implement the precipitation process of reaction zone 2, precipitate 1h, open sludge reflux pump 5 and control sludge reflux simultaneously
20-30min, spoil disposal 20-30min；
Step 5：Water process is strained in implementation, and straining water 1h to the reaction zone 2 execution using water decanter 6 acts.
Multi-cycle Wastewater Treated by Activated Sludge Process device has such as lower section to the efficient denitrification that the utility model embodiment provides in batches
The technical advantage in face：
First, the efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches that the utility model embodiment provides, wherein should
Multi-cycle Wastewater Treated by Activated Sludge Process device is mainly exposed efficient denitrification by biological selecting area and reaction zone and mating jet stream in batches
The devices such as gas system, circulating pump, sludge reflux pump, water decanter form, it is obvious that above-mentioned biological selecting area and reaction zone and
Mating jet-flow aeration system, circulating pump, sludge reflux pump, water decanter etc. have special structure design, and concrete structure fills
Connection, layout etc., which all have, between putting cleverly designs；Therefore, the efficient denitrification that the utility model embodiment provides in batches more to follow
Ring Wastewater Treated by Activated Sludge Process device, design is more reasonable, and system architecture is more novel, function is more perfect.
2nd, a kind of efficient denitrification provided by the utility model multi-cycle Wastewater Treated by Activated Sludge Process device in batches, uses point
The batch multi-cycle cycle of operation：(water inlet → aeration → stirring) → (aeration → stirring) → (aeration → stirring) → be repeated as many times
(aeration → stirring) step → water → idle is precipitated → strained, the organic matter in raw water can be made full use of as denitrifying carbon
Source reduces system operation cost.
3rd, the efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches that the utility model embodiment provides, also has
It is higher to the adaptability of raw sewage water quality, water variation；Biological reactions rates are big, and unit volume treatment effeciency is high, and need not
The nitrification liquid reflux of large scale, saves many technical advantages such as operation power consumption.
Based on above many significant technical advantages, efficient denitrification provided by the utility model multi-cycle activated sludge in batches
Method processing unit will bring good market prospects and economic benefit.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (7)
1. a kind of efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that including biological selecting area and anti-
Answer area and mating jet-flow aeration system, circulating pump, sludge reflux pump, water decanter；
The front end of the biological selecting area is connected with wastewater influent pipeline；Between the biological selecting area rear end and the reaction zone
It is connected by connecting pipe；The jet-flow aeration system is used to provide at aeration the biological selecting area and the reaction zone
Reason；
And also set up circulating line and sludge return pipe on the reaction zone；
Wherein, the circulating pump is arranged on the circulating line；The circulating pump is used for through circulating line to the reaction
Sewage implements water circular treatment inside area；
Wherein, the sludge reflux pump is arranged on the sludge return pipe；The sludge reflux pump is used to return by sludge
The precipitating sludge of the reaction zone is back to the biological selecting area and implements sludge circulation treatment by flow tube road；
Wherein, the water decanter is arranged on the reaction zone；The water decanter is used to strain in sewage in the reaction zone
Water process, and the supernatant that separates out will be strained and drain into subsequent processing units；
Carbon source is additionally provided on the reaction zone and adds in mouth and alkali addition mouth.
2. efficient denitrification as described in claim 1 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
The input end of the circulating line is connected with the reaction zone, and the port of export of the circulating line also connects with the reaction zone
It is logical.
3. efficient denitrification as described in claim 1 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
The input end of the sludge return pipe is connected with the reaction zone, the port of export of the sludge return pipe and the life
Object selection area's connection.
4. efficient denitrification as described in claim 1 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
The bottom of the sludge reflux pump is additionally provided with mud discharging mouth.
5. efficient denitrification as described in claim 1 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
The jet-flow aeration system includes aerator and aeration admission line；The aeration admission line selects respectively with the biology
Area is selected to connect with the reaction zone；And the aerator is arranged on inside the reaction zone.
6. efficient denitrification as claimed in claim 5 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
The aerator is specially dish-style jet aerator.
7. efficient denitrification as claimed in claim 5 multi-cycle Wastewater Treated by Activated Sludge Process device in batches, which is characterized in that
Intake valve is additionally provided on the aeration admission line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721416207.2U CN207511911U (en) | 2017-10-30 | 2017-10-30 | Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721416207.2U CN207511911U (en) | 2017-10-30 | 2017-10-30 | Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches |
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| Publication Number | Publication Date |
|---|---|
| CN207511911U true CN207511911U (en) | 2018-06-19 |
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| CN201721416207.2U Expired - Fee Related CN207511911U (en) | 2017-10-30 | 2017-10-30 | Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device in batches |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601658A (en) * | 2017-10-30 | 2018-01-19 | 北京建工金源环保发展股份有限公司 | Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device and method for sludge treatment in batches |
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2017
- 2017-10-30 CN CN201721416207.2U patent/CN207511911U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601658A (en) * | 2017-10-30 | 2018-01-19 | 北京建工金源环保发展股份有限公司 | Efficient denitrification multi-cycle Wastewater Treated by Activated Sludge Process device and method for sludge treatment in batches |
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