CN106277330A - A kind of Sewage Plant intelligence control system based on nitrogen balance and control method - Google Patents
A kind of Sewage Plant intelligence control system based on nitrogen balance and control method Download PDFInfo
- Publication number
- CN106277330A CN106277330A CN201610890111.3A CN201610890111A CN106277330A CN 106277330 A CN106277330 A CN 106277330A CN 201610890111 A CN201610890111 A CN 201610890111A CN 106277330 A CN106277330 A CN 106277330A
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- pond
- ammonia nitrogen
- control unit
- analyzer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
- C02F3/302—Nitrification and denitrification treatment
-
- 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
- C02F3/308—Biological phosphorus removal
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/14—NH3-N
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
-
- 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
- C02F2301/046—Recirculation with an external loop
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Activated Sludge Processes (AREA)
- Feedback Control In General (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention provides a kind of Sewage Plant intelligence control system based on nitrogen balance, including the anaerobic pond being sequentially connected with, anoxic pond, Aerobic Pond and sedimentation tank, is provided with reflux pump, also includes central control unit between anoxic pond and Aerobic Pond；The mathematical model being connected with central control unit；The reflux pump that is connected respectively with central control unit, feeder, it is located at the first ammonia nitrogen determination instrument of anoxic pond, the DO analyzer being located at Aerobic Pond and online sludge concentration detector, the second ammonia nitrogen determination instrument being located at Aerobic Pond end and nitrate nitrogen analyzer, for the partial sludge in sedimentation tank being back to the first sludge pump of anaerobic pond and being used for discharging the second sludge pump of excess sludge；Mathematical model is according to each meter reading and sets water outlet target, Optimizing Process Parameters, it is achieved total nitrogen is up to standard.The beneficial effects of the present invention is, by adjusting parameter optimization in real time, it is achieved total nitrogen in sewage treatment plant is in 1 grade of A standard, compliance rate more than 97%, and saves aeration energy consumption more than 10%.
Description
Technical field
The present invention relates to sewage treatment area, particularly relate to a kind of Sewage Plant intelligence control system based on nitrogen balance and control
Method processed.
Background technology
In recent years, along with the fast development of China's economic society, the expanding day of Urban Scale, each department quantity of wastewater effluent
All being continuously increased, the pollution of water resource is also on the rise.Tradition A2/O technique is widely used in China, but this technique
Do not reach the sewage drainage standard of increasingly stringent.
Existing A2/O urban wastewater treatment firm is because of the deficiency of the aspect such as Technology and process control, for ensureing water outlet water
Matter is up to standard, and bio-aeration pool often uses artificial constant value control and maintains higher DO value, and air demand is much larger than air demand, transition
Aeration makes Aerobic Pond go out water mixed liquid to be mingled with substantial amounts of DO, enters anoxic zone by internal reflux, destroys the favourable of denitrifying bacterium
Denitrification environment, thus affect denitrifying effect and cause total nitrogen removal the most up to standard, nitrogen can be made to put down in consideration of it, be badly in need of exploitation one
The effluent control system of weighing apparatus.
In view of drawbacks described above, creator of the present invention obtains the present invention finally through research for a long time and practice.
Summary of the invention
For solving the problems referred to above, the technical solution used in the present invention is, on the one hand provides a kind of dirt based on nitrogen balance
Water factory's intelligence control system, including the anaerobic pond being sequentially connected with by pipeline, anoxic pond, Aerobic Pond and sedimentation tank, described anoxia
It is provided with reflux pump, it is characterised in that also include central control unit between pond and described Aerobic Pond；With described central control unit
The mathematical model connected；The described reflux pump that is connected respectively with described central control unit, for aeration in described Aerobic Pond
Feeder, for measuring the first ammonia nitrogen determination instrument of ammonia nitrogen actual value in described anoxic pond, for measuring described Aerobic Pond
The DO analyzer of the dissolved oxygen actual value in each compartmented, in measuring each compartmented of described Aerobic Pond Biomass
Line sludge concentration detector, it is located at the second ammonia nitrogen determination instrument of described Aerobic Pond end, for measuring described Aerobic Pond end nitre
The nitrate nitrogen analyzer of hydrochlorate actual value, for the partial sludge in described sedimentation tank being back to the first of described anaerobic pond
Sludge pump and for by described sedimentation tank excess sludge discharge the second sludge pump；Described mathematical model is read according to each instrument
Number and setting water outlet target, intelligent optimization Process operating parameters, it is achieved total nitrogen is up to standard.
Further, described feeder includes blower fan and the multiple flow control valves being connected with described blower fan, each described
Flow control valve is connected with each described compartmented, described blower fan and each described flow control valve and described central control unit
It is connected.
Further, described anoxic pond is provided with administration device, and it is for adding carbon source, described water inlet in described anoxic pond
Place is provided with COD analyzer, described administration device, nitrate nitrogen analyzer and COD analyzer respectively with described central control unit
It is connected；Described mathematical model, according to the water outlet ammonia nitrogen desired value of described ammonia nitrogen actual value, Biomass and setting, calculates ammonia nitrogen
It is converted into the concentration of nitrate nitrogen and calculates denitrification and remove the COD of the dissolved required for this nitrate nitrogen, knot
Close COD and the nitrate nitrogen concentration value calculating of described nitrate nitrogen analyzer mensuration that described COD analyzer measures
Carbon source amount, and the dosage of described administration device is controlled by described central control unit.
Further, described administration device include carbon source receiving portion and be connected with described carbon source receiving portion enter Teat pipette, described
Enter Teat pipette to be connected with described central control unit.
On the other hand, it is provided that the control method of a kind of Sewage Plant intelligence control system based on nitrogen balance, described mathematical modulo
Type is according to described ammonia nitrogen actual value and requires total nitrogen water outlet desired value, calculates nitric efficiency, and optimization calculates described aerobic accordingly
The internal reflux ratio of mixed liquor and the external reflux ratio of described first sludge pump in pond, and controlled described by described central control unit
The internal reflux ratio of reflux pump and the external reflux ratio of described first sludge pump；
Described mathematical model is according to the water outlet ammonia nitrogen of described ammonia nitrogen actual value, Biomass and setting, the mesh of nitrate nitrogen
Scale value, sets the dissolved oxygen setting value in each described compartmented, and described mathematical model is according to described dissolved oxygen setting value and molten
Solve the ammonia nitrogen in each described compartmented of oxygen calculated with actual values and reach the aeration rate needed for desired value, and controlled by described central authorities
Device controls the tolerance output of described feeder；Sewage ammonia nitrogen reality after described second ammonia nitrogen determination instrument detection processes is dense
Degree, the sewage nitrate actual concentrations after described nitrate nitrogen analyzer detection process, it is judged that whether total nitrogen reaches the mark set
Standard also forms feedback control.
The beneficial effects of the present invention is compared with the prior art: the present invention proposes a set of based on ammonia nitrogen, nitrate nitrogen
The bioprocess technology intelligent optimizing control system of senior parameter sensing, this system control based on nitrogen balance principle logical algorithm with
And mathematical model model integration data input and output module, required aeration rate and the biology of simulation calculating biological reaction pool are anti-
Answering situation, add the control aeration rate during biological treatment, backflow, carbon source etc. and to make optimization, this technology can realize
Total nitrogen in sewage treatment plant is in 1 grade of A standard, compliance rate more than 97%, and saves aeration energy consumption more than 10%.
Accompanying drawing explanation
Fig. 1 is the structural representation of Sewage Plant intelligence control system based on nitrogen balance in embodiment one；
Fig. 2 is the structural representation of Sewage Plant intelligence control system based on nitrogen balance in embodiment two；
Fig. 3 is the structural representation of Sewage Plant intelligence control system based on nitrogen balance in embodiment three；
Fig. 4 is the structural representation of Sewage Plant intelligence control system based on nitrogen balance in embodiment four.
Detailed description of the invention
Below in conjunction with accompanying drawing, to the present invention, above-mentioned and other technical characteristic and advantage are described in more detail.
Embodiment one
As it is shown in figure 1, it is the structural representation of a kind of Sewage Plant intelligence control system based on nitrogen balance in the present embodiment
Figure.
A kind of Sewage Plant intelligence control system based on nitrogen balance, including anaerobic pond 1, anoxic pond 2, Aerobic Pond 3, sedimentation tank
4, central control unit 5 and mathematical model 6, described anaerobic pond 1, anoxic pond 2, Aerobic Pond 3 and sedimentation tank 4 are connected successively by pipeline
Connecing, be provided with reflux pump 21 between described anoxic pond 2 and described Aerobic Pond 3, described central control unit 5 is connected with mathematical model 6,
Described central control unit 5 is also respectively connected with for the feeder 35 of aeration in described Aerobic Pond 3, for measuring described lacking
First ammonia nitrogen determination instrument 23 of ammonia nitrogen actual value in oxygen pond 2, real for measuring the dissolved oxygen in the described each compartmented of Aerobic Pond 3
The DO analyzer 31 of actual value, in measuring each compartmented of described Aerobic Pond the online sludge concentration detector 32 of Biomass,
It is located at the second ammonia nitrogen determination instrument 33 of described Aerobic Pond end, for measuring the nitric acid of described Aerobic Pond end nitrate actual value
Salt apparatus for nitrogen examination 34, for the partial sludge in described sedimentation tank 4 being back to the first sludge pump 41 of described anaerobic pond 1 and using
In the second sludge pump 42 that the excess sludge in described sedimentation tank is discharged；Described mathematical model 6 is according to each meter reading and sets
Make water target, intelligent optimization Process operating parameters, it is achieved total nitrogen is up to standard.
Wherein, sewage enters to need through pre-treatment before described anaerobic pond 1, i.e. sewage sequentially passes through grid pond 71, desilting
Behind pond 72 and preliminary sedimentation tank 73, supernatant is made to enter described anaerobic pond 1, additionally, the supernatant through described sedimentation tank 4 also needs through disappearing
The process in poison pond 8, can water outlet.
The core algorithm of the present invention is the activated sludge model ASM series proposed based on international water association IWA, for fixed
Amount describes the processes such as organic matter degradation, nitrification, denitrification and the dephosphorization in biochemical wastewater treatment.
The control method of above-mentioned Sewage Plant intelligence control system based on nitrogen balance is: described mathematical model 6 is according to described
Ammonia nitrogen actual value that first ammonia nitrogen determination instrument 23 measures and require total nitrogen water outlet desired value, calculates nitric efficiency, optimizes meter accordingly
Calculate internal reflux ratio and the external reflux ratio of described first sludge pump 41 of mixed liquor in described Aerobic Pond 3, and by described central authorities
Control device 5 and control internal reflux ratio and the external reflux ratio of described first sludge pump 41 of described reflux pump 21；
Ammonia nitrogen actual value, described online mud that described mathematical model 6 measures according to described first ammonia nitrogen determination instrument 23 are dense
The Biomass of degree detector 32 mensuration and the water outlet ammonia nitrogen of setting, the desired value of nitrate nitrogen, set each described compartmented
Interior dissolved oxygen setting value, described mathematical model 6 is each described according to described dissolved oxygen setting value and dissolved oxygen calculated with actual values
Ammonia nitrogen in compartmented reaches the aeration rate needed for desired value, and controls described feeder by described central control unit 5
The tolerance output of 35；Sewage ammonia nitrogen actual concentrations after described second ammonia nitrogen determination instrument 33 detection process, described nitrate nitrogen is surveyed
Determine the sewage nitrate actual concentrations after instrument 34 detection processes, it is judged that whether total nitrogen reaches the standard of setting and form feedback control
System.
The present invention proposes a set of based on ammonia nitrogen, the bioprocess technology intelligent optimal control of the senior parameter sensing of nitrate nitrogen
System, this system control based on nitrogen balance principle logical algorithm and the input of mathematical model model integration data and output mould
Block, simulation calculates required aeration rate and the biological respinse situation of biological reaction pool, to the control during biological treatment
Aeration rate makes optimization, and this technology can realize total nitrogen in sewage treatment plant in 1 grade of A standard, compliance rate more than 97%, and saves aeration
Energy consumption more than 10%.
Embodiment two
A kind of Sewage Plant intelligence control system based on nitrogen balance, what the present embodiment was different from is in
In, as in figure 2 it is shown, described feeder 35 includes blower fan 351 and the multiple flow control valves 352 being connected with described blower fan 351,
Each described flow control valve 352 is connected with each described compartmented in described Aerobic Pond 3, described blower fan 351 and each institute
State flow control valve 352 to be connected with described central control unit 5.
Control method is: described mathematical model 6 is according to each institute of described dissolved oxygen setting value and dissolved oxygen calculated with actual values
State the ammonia nitrogen in compartmented and reach the aeration rate needed for desired value, and control described blower fan 351 by described central control unit 5
The output of air quantity, the most rapidly and accurately adjusts the distribution of aperture air demand to complete of described flow control valve 352, makes
In described Aerobic Pond 3, each dissolved oxygen DO value controlling gallery of each compartmented maintains near setting value.
Embodiment three
A kind of Sewage Plant intelligence control system based on nitrogen balance, what the present embodiment was different from is in
In, as it is shown on figure 3, described anoxic pond 2 is provided with administration device 22, it is for adding carbon source in described anoxic pond 2, described in enter
Be provided with COD analyzer 11 at water, described administration device 22, nitrate nitrogen analyzer 34 and COD analyzer 11 respectively with described in
Centre controls device 5 and is connected；
Ammonia nitrogen actual value, described online mud that described mathematical model 6 measures according to described first ammonia nitrogen determination instrument 23 are dense
The Biomass of degree detector 32 mensuration and the water outlet ammonia nitrogen desired value of setting, calculate the concentration that mineralized nitrogen is nitrate nitrogen
And calculate denitrification and remove the COD of the dissolved required for this nitrate nitrogen, survey in conjunction with described COD analyzer 11
The nitrate nitrogen concentration value that fixed COD and described nitrate nitrogen analyzer 34 measure calculates carbon source amount, and leads to
Cross described central control unit 5 and control the dosage of described administration device 22.
In the present embodiment, the carbon source dosage during biological treatment is made optimization, sewage treatment plant can be realized
Total nitrogen compliance rate reaches 97%.
Embodiment four
A kind of Sewage Plant intelligence control system based on nitrogen balance, what the present embodiment was different from is in
In, as shown in Figure 4, described administration device 22 includes carbon source receiving portion 221 and enters Teat pipette with described carbon source receiving portion 221 is connected
222, described in enter Teat pipette 222 and be connected with described central control unit, by the calculating of described mathematical model 6, and by described
Centre control device 5 control described in enter the dosage of Teat pipette 222.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, on the premise of without departing from the inventive method, it is also possible to makes some improvement and supplements, and these improve and supplement and also should be regarded as
Protection scope of the present invention.
Claims (5)
1. a Sewage Plant intelligence control system based on nitrogen balance, including the anaerobic pond being sequentially connected with by pipeline, anoxic pond,
Aerobic Pond and sedimentation tank, be provided with reflux pump between described anoxic pond and described Aerobic Pond, it is characterised in that also includes central authorities' control
Device；The mathematical model being connected with described central control unit；The described reflux pump that is connected respectively with described central control unit,
For the feeder of aeration in described Aerobic Pond, for measuring the first ammonia nitrogen determination of ammonia nitrogen actual value in described anoxic pond
Instrument, for measuring the DO analyzer of dissolved oxygen actual value in each compartmented of described Aerobic Pond, for measuring described Aerobic Pond
The online sludge concentration detector of Biomass in each compartmented, it is located at the second ammonia nitrogen determination instrument of described Aerobic Pond end, use
In measuring the nitrate nitrogen analyzer of described Aerobic Pond end nitrate actual value, for by the partial sludge in described sedimentation tank
It is back to the first sludge pump of described anaerobic pond and for the second sludge pump discharged by the excess sludge in described sedimentation tank；Institute
State mathematical model and according to each meter reading and set water outlet target, intelligent optimization Process operating parameters, it is achieved total nitrogen is up to standard.
Sewage Plant intelligence control system based on nitrogen balance the most according to claim 1, it is characterised in that described supply fills
Put the multiple flow control valves including blower fan and being connected with described blower fan, each described flow control valve and each described compartmented
Being connected, described blower fan is connected with described central control unit with each described flow control valve.
Sewage Plant intelligence control system based on nitrogen balance the most according to claim 1, it is characterised in that described anoxic pond
Being provided with administration device, it, for adding carbon source in described anoxic pond, is provided with COD analyzer, described dispensing at described water inlet
Device, nitrate nitrogen analyzer are connected with described central control unit respectively with COD analyzer；
Described mathematical model, according to the water outlet ammonia nitrogen desired value of described ammonia nitrogen actual value, Biomass and setting, calculates ammonia nitrogen
It is converted into the concentration of nitrate nitrogen and calculates denitrification and remove the COD of the dissolved required for this nitrate nitrogen, knot
Close COD and the nitrate nitrogen concentration value calculating of described nitrate nitrogen analyzer mensuration that described COD analyzer measures
Carbon source amount, and the dosage of described administration device is controlled by described central control unit.
Sewage Plant intelligence control system based on nitrogen balance the most according to claim 3, it is characterised in that described dispensing fills
Put and include carbon source receiving portion and enter Teat pipette with described carbon source receiving portion is connected, described in enter Teat pipette and described central control unit phase
Even.
5. a control method for the Sewage Plant intelligence control system based on nitrogen balance as described in claim 1-4 is arbitrary, its
Being characterised by, described mathematical model is according to described ammonia nitrogen actual value and requires total nitrogen water outlet desired value, calculates nitric efficiency, accordingly
Optimize internal reflux ratio and the external reflux ratio of described first sludge pump calculating mixed liquor in described Aerobic Pond, and by described
Centre controls device and controls internal reflux ratio and the external reflux ratio of described first sludge pump of described reflux pump；
Described mathematical model according to the water outlet ammonia nitrogen of described ammonia nitrogen actual value, Biomass and setting, the desired value of nitrate nitrogen,
Setting the dissolved oxygen setting value in each described compartmented, described mathematical model is real according to described dissolved oxygen setting value and dissolved oxygen
The ammonia nitrogen that actual value calculates in each described compartmented reaches the aeration rate needed for desired value, and by described central control unit control
Make the tolerance output of described feeder；Sewage ammonia nitrogen actual concentrations after described second ammonia nitrogen determination instrument detection process, described
Sewage nitrate actual concentrations after nitrate nitrogen analyzer detection process, it is judged that whether total nitrogen reaches the standard of setting and formed
Feedback control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890111.3A CN106277330A (en) | 2016-10-11 | 2016-10-11 | A kind of Sewage Plant intelligence control system based on nitrogen balance and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890111.3A CN106277330A (en) | 2016-10-11 | 2016-10-11 | A kind of Sewage Plant intelligence control system based on nitrogen balance and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106277330A true CN106277330A (en) | 2017-01-04 |
Family
ID=57717517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610890111.3A Withdrawn CN106277330A (en) | 2016-10-11 | 2016-10-11 | A kind of Sewage Plant intelligence control system based on nitrogen balance and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106277330A (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640279A (en) * | 2018-05-25 | 2018-10-12 | 北京工业大学 | A kind of real-time monitoring device and method of continuous flow short distance nitration-anaerobic ammoxidation technique |
| CN108947100A (en) * | 2018-06-20 | 2018-12-07 | 昆明滇池水务股份有限公司 | A kind of reinforced sewage denitrification denitrogenation system and method |
| CN109205968A (en) * | 2018-11-23 | 2019-01-15 | 韩晓宇 | A kind of sewage water denitrification carbon source adds technique |
| CN109704463A (en) * | 2019-02-26 | 2019-05-03 | 沧州市供水排水集团有限公司 | A kind of AAO process spent water treatment plant carbon source optimizing dosing system |
| CN109734250A (en) * | 2019-02-25 | 2019-05-10 | 中国葛洲坝集团第一工程有限公司 | A kind of unattended small towns sewage treatment AAO integrated pond |
| CN110372093A (en) * | 2019-07-04 | 2019-10-25 | 昆明滇池水务股份有限公司 | A kind of multidimensional Precise control sewage disposal system and sewage water treatment method |
| CN110642393A (en) * | 2019-10-15 | 2020-01-03 | 重庆大学 | Aeration control system based on neural network model |
| CN111217449A (en) * | 2020-01-23 | 2020-06-02 | 苏州业华环境科技有限公司 | Sewage treatment device and method based on accurate control of oxygen input |
| CN112607848A (en) * | 2020-12-04 | 2021-04-06 | 上海天汉环境资源有限公司 | Effluent ammonia nitrogen control system and method of water treatment biochemical system |
| CN112897695A (en) * | 2020-09-29 | 2021-06-04 | 金风环保有限公司 | Control method and equipment for automatic carbon source addition |
| CN114212954A (en) * | 2021-12-24 | 2022-03-22 | 广州市净水有限公司 | Method for reducing sewage concentration of pretreatment tank |
| CN114249501A (en) * | 2021-12-24 | 2022-03-29 | 广州市净水有限公司 | Sewage ammonia nitrogen concentration treatment device and method for treating sewage by using same |
| CN114349289A (en) * | 2022-01-18 | 2022-04-15 | 四川博奥环保科技有限公司 | Self-adaptive intelligent nitrogen and phosphorus removal method in sewage treatment biochemical process |
| CN114409179A (en) * | 2021-12-22 | 2022-04-29 | 北京城市排水集团有限责任公司 | Biological denitrification control device and control method for sewage treatment plant |
| CN114538538A (en) * | 2022-02-14 | 2022-05-27 | 成都科衡环保技术有限公司 | Total nitrogen control system and method for sewage plant |
| CN115215438A (en) * | 2022-08-03 | 2022-10-21 | 中持水务股份有限公司 | Accurate aeration and dosing combined control method and system for multistage AO biochemical pool |
| CN115353200A (en) * | 2022-07-12 | 2022-11-18 | 苏州水星环保工业系统有限公司 | Sewage plant effluent TN intelligent control system and method |
| CN117735702A (en) * | 2024-01-25 | 2024-03-22 | 北控水务(中国)投资有限公司 | Sewage treatment system for inhibiting sludge expansion |
-
2016
- 2016-10-11 CN CN201610890111.3A patent/CN106277330A/en not_active Withdrawn
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640279A (en) * | 2018-05-25 | 2018-10-12 | 北京工业大学 | A kind of real-time monitoring device and method of continuous flow short distance nitration-anaerobic ammoxidation technique |
| CN108947100A (en) * | 2018-06-20 | 2018-12-07 | 昆明滇池水务股份有限公司 | A kind of reinforced sewage denitrification denitrogenation system and method |
| CN109205968A (en) * | 2018-11-23 | 2019-01-15 | 韩晓宇 | A kind of sewage water denitrification carbon source adds technique |
| CN109734250A (en) * | 2019-02-25 | 2019-05-10 | 中国葛洲坝集团第一工程有限公司 | A kind of unattended small towns sewage treatment AAO integrated pond |
| CN109704463A (en) * | 2019-02-26 | 2019-05-03 | 沧州市供水排水集团有限公司 | A kind of AAO process spent water treatment plant carbon source optimizing dosing system |
| CN109704463B (en) * | 2019-02-26 | 2024-03-26 | 沧州市供水排水集团有限公司 | Carbon optimization feeding system of AAO process sewage treatment plant |
| CN110372093A (en) * | 2019-07-04 | 2019-10-25 | 昆明滇池水务股份有限公司 | A kind of multidimensional Precise control sewage disposal system and sewage water treatment method |
| CN110642393A (en) * | 2019-10-15 | 2020-01-03 | 重庆大学 | Aeration control system based on neural network model |
| CN110642393B (en) * | 2019-10-15 | 2020-09-29 | 重庆大学 | Aeration control system based on neural network model |
| CN111217449B (en) * | 2020-01-23 | 2022-05-31 | 苏州业华环境科技有限公司 | Sewage treatment device and method based on accurate control of oxygen input |
| CN111217449A (en) * | 2020-01-23 | 2020-06-02 | 苏州业华环境科技有限公司 | Sewage treatment device and method based on accurate control of oxygen input |
| CN112897695A (en) * | 2020-09-29 | 2021-06-04 | 金风环保有限公司 | Control method and equipment for automatic carbon source addition |
| CN112607848A (en) * | 2020-12-04 | 2021-04-06 | 上海天汉环境资源有限公司 | Effluent ammonia nitrogen control system and method of water treatment biochemical system |
| CN114409179A (en) * | 2021-12-22 | 2022-04-29 | 北京城市排水集团有限责任公司 | Biological denitrification control device and control method for sewage treatment plant |
| CN114249501A (en) * | 2021-12-24 | 2022-03-29 | 广州市净水有限公司 | Sewage ammonia nitrogen concentration treatment device and method for treating sewage by using same |
| CN114212954A (en) * | 2021-12-24 | 2022-03-22 | 广州市净水有限公司 | Method for reducing sewage concentration of pretreatment tank |
| CN114349289A (en) * | 2022-01-18 | 2022-04-15 | 四川博奥环保科技有限公司 | Self-adaptive intelligent nitrogen and phosphorus removal method in sewage treatment biochemical process |
| CN114538538A (en) * | 2022-02-14 | 2022-05-27 | 成都科衡环保技术有限公司 | Total nitrogen control system and method for sewage plant |
| CN115353200A (en) * | 2022-07-12 | 2022-11-18 | 苏州水星环保工业系统有限公司 | Sewage plant effluent TN intelligent control system and method |
| CN115353200B (en) * | 2022-07-12 | 2023-07-25 | 苏州水星环保工业系统有限公司 | Intelligent control system and method for effluent TN of sewage plant |
| CN115215438A (en) * | 2022-08-03 | 2022-10-21 | 中持水务股份有限公司 | Accurate aeration and dosing combined control method and system for multistage AO biochemical pool |
| CN115215438B (en) * | 2022-08-03 | 2024-05-03 | 中持水务股份有限公司 | Precise aeration and dosing combined control method and system for multi-stage AO biochemical pool |
| CN117735702A (en) * | 2024-01-25 | 2024-03-22 | 北控水务(中国)投资有限公司 | Sewage treatment system for inhibiting sludge expansion |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106277330A (en) | A kind of Sewage Plant intelligence control system based on nitrogen balance and control method | |
| CN1204061C (en) | Controlling of wastewater treatment by monitoring oxygen utilisation rates | |
| US10207941B2 (en) | Control system for nitrogen and phosphorus removal | |
| CN203630652U (en) | Control system for reflux quantity of AAO sewage dephosphorization and denitrification process | |
| CN105439285B (en) | A kind of regulation method of sewage treatment | |
| US20240166542A1 (en) | Method and device for in-situ enriching anammox bacteria by conventional activated sludge | |
| BRPI0615302A2 (en) | denitrification process and system | |
| CN211035399U (en) | Automatic feedback and regulation device for composite carbon source adding amount of AAO process of municipal sewage plant | |
| CN108341546A (en) | Advanced nitrogen dephosphorization system for handling domestic sewage in rural areas and method | |
| CN112875859A (en) | Sewage nitrogen and phosphorus removal control system based on AOA technology | |
| CN109809560A (en) | A kind of accurate dosing control device of carbon source and method of multipoint water feeding multistage A/O technique | |
| CN110182952A (en) | A kind of compounded carbons dosage automatic feedback and regulating device for municipal sewage plant AAO technique | |
| Chen et al. | Optimal strategies evaluated by multi-objective optimization method for improving the performance of a novel cycle operating activated sludge process | |
| Azhdarpoor et al. | Simultaneous removal of nutrients in a novel anaerobic–anoxic/aerobic sequencing reactor: removal of nutrients in a novel reactor | |
| Drewnowski et al. | Modelling AOB-NOB competition in shortcut nitrification compared with conventional nitrification-denitrification process | |
| KR102041326B1 (en) | Oxygen control system for activated sludge process using harmony search algorithm | |
| CN204752319U (en) | N2O -SBR biological reaction device | |
| CN102344198A (en) | Real-time control apparatus for floated aerobic biofilm A<2>O system for treating low C/N sewage, and method thereof | |
| Plaza et al. | Impact of seeding with nitrifying bacteria on nitrification process efficiency | |
| CN109095727B (en) | Denitrification and carbon removal device and method for high-ammonia-nitrogen low-carbon-nitrogen-ratio sewage | |
| CN103739071B (en) | Micro-polluted surface water denitrifying method | |
| CN206156853U (en) | Intelligence control system of sewage factory based on nitrogen balance | |
| CN113003758A (en) | Intelligent digital management system and method for circulating cooling water | |
| CN110436626A (en) | A kind of Anammox coupling denitrification Composite denitrification system and quick start method | |
| CN116177717A (en) | Refined denitrification control system and treatment process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170104 |
|
| WW01 | Invention patent application withdrawn after publication |