CN107010717A - The automatic detection and control device of a kind of BAF - Google Patents
The automatic detection and control device of a kind of BAF Download PDFInfo
- Publication number
- CN107010717A CN107010717A CN201710360579.6A CN201710360579A CN107010717A CN 107010717 A CN107010717 A CN 107010717A CN 201710360579 A CN201710360579 A CN 201710360579A CN 107010717 A CN107010717 A CN 107010717A
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- magnetic valve
- baf
- backwash
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Classifications
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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
- C02F3/02—Aerobic processes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- 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
-
- 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
- C02F2209/005—Processes using a programmable logic controller [PLC]
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Automation & Control Theory (AREA)
- General Physics & Mathematics (AREA)
- Biodiversity & Conservation Biology (AREA)
- Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of automatic checkout and control system device of BAF, detection means includes online water level detection gauge, online transmissometer and online dissolved oxygen instrument；Control device includes PLC and the computer being connected with each other, the voice operated sensor being connected with PLC, the electric proportion magnetic valve being connected with voice operated sensor, and water inlet adjustment module, air compressor control module, solenoid valve control module, the backwash control module being also connected respectively with PLC；The electric proportion magnetic valve of automatic detection device and control device is connected with each other, and its automatic detection is controlled by PLC and computer.The present apparatus is by constantly detecting water level, turbidity and the dissolved oxygen concentration in filter tank, and detection data are transmitted to computer, it is compared by computer with process set value, according to comparative result, start control device to be controlled the flow of inlet water and aeration in filter tank, automaticity is high, and aeration is uniform, it is ensured that BAF is run steadily in the long term.
Description
Technical field
It is specifically the automatic of the BAF based on PLC and computer control the present invention relates to sewage treatment area
Detection ＆ Controling device.
Background technology
At present, the most manual controls single in a kind of very simple function of the control of domestic BAF
System, is automatically controlling aspect, sewage plant uses programmable logic controller (PLC) both at home and abroad at present（PLC）It is relatively broad, the system
Collecting and distributing control can be achieved, system is stable, easy to operate etc.；But function is without comprehensively perfect in terms of real-time monitoring by PLC, in order to carry
High BAF automaticity and make aeration uniform, in addition it is also necessary to constantly improve.
The content of the invention
Automatically control and control it is an object of the invention to provide a kind of BAF controlled based on PLC and computer
Device processed, can be achieved to BAF sewage purification, the Detection ＆ Controling of filter process.
In order to achieve the above object, the present invention takes following technical scheme：
A kind of automatic checkout and control system device of BAF, including BAF processing unit, it is and existing
Technology it is not existing be：Also include the automatic detection device and control device being connected respectively with BAF processing unit；
The automatic detection device include be located at BAF processing unit upper critical position online water level detection gauge,
Online transmissometer and online dissolved oxygen instrument, detect that water level, turbidity and the dissolved oxygen of BAF processing unit are dense respectively
Degree；
The control device, is automatically controlled for the flow of inlet water to BAF processing unit and aeration；It is wrapped
Include the PLC and computer of interconnection, the voice operated sensor being connected with PLC, be connected with voice operated sensor
Electric proportion magnetic valve, and be also connected respectively with PLC water inlet adjustment module, air compressor control module, electricity
Magnet valve control module, backwash control module；
Online water level detection gauge, online transmissometer and the online dissolved oxygen instrument of the automatic detection device respectively with control device
Electric proportion magnetic valve is connected with each other, and its automatic detection is controlled by PLC and computer.
The BAF processing unit be prior art, including distribution channel, sewage water inlet pipe magnetic valve, support
Area, aeration zone, water pump, backwash water inlet pipe magnetic valve, backwash water inlet pipe, filter plate, unidirectional gas blow pipe, backwash air inlet pipe,
Motor, air compressor, backwash air inlet pipe electromagnetism, aeration tube, aeration tube magnetic valve, filtrate, outlet pipe, outlet pipe electromagnetism
Valve, backwash outlet pipe magnetic valve, backwash drainpipe, filtering baffle etc..
BAF processing unit of the present invention and prior art it is not existing be：It is provided with filter tank upper critical position
Line water level detection gauge, online transmissometer, online dissolved oxygen instrument；Filtrate uses filter block, realizes the purposes such as purification, the filtering of sewage.
Filter block is existing product, and filtrate is done with it, can simplify filter tank internal structure, by changing the density of filter block, improves filter tank purification
Degree.
The voice operated sensor outgoing signal controls connected audio-switch work, by PLC controls.
The online water level detection gauge, constantly detects the working water level in filter tank, and water level information is transmitted into computer, with meter
Process set value in calculation machine is compared.
Dissolved oxygen concentration in the online dissolved oxygen instrument, detection water, is compared with process set value by computer, controlled
The air inflow that air compressor processed is produced, it is ensured that filter tank maintains the state of an efficient stable.
The online transmissometer, for detecting the turbidity of water outlet, after filtering a period of time, the decomposition filtering of microorganism
The solid waste of generation can be accumulated, as filter material surface is discharged and is attached in normal water outlet, and the filtering on microorganism produces influence,
So to close normal filtration afterwards to a certain degree with being reached in line transmissometer detection turbidity, backwash process is carried out.Transmissometer is examined
The data of survey are the foundations for the cycle of operation for determining filter tank.
The motor and water pump of the BAF processing unit are connected with its drive circuit respectively, drive circuit with
PLC is connected；Motor is connected with air compressor, for being aerated；Water pump is led to by PLC control or artificial control
The control for crossing magnetic valve is supplied water to distribution channel or backwash process respectively.
The water inlet adjustment module, the balance of Inlet and outlet water during for adjusting filter tank normal filtration, using voice operated sensor come
The startup of magnetic valve is controlled, makes online water level detection gauge in running order and water level is detected；If detecting water level letter
Number when setting below water level, open intake pump and give distribution channel moisturizing, open sewage water inlet pipe electromagnetism valve supply water, close backwash
Outlet pipe magnetic valve, allows filter water to be discharged from outlet pipe.
The air compressor control module includes connected air compressor, is controlled by PLC.With
To adjust the change of dissolved oxygen in the running of filter tank.Air compressor works under motor driving, is mainly used to be aerated
The size of VFC air quantity and the regulation to aeration quantity are realized, aeration tube magnetic valve is opened to supporting area's offer required, meanwhile,
Close backwash air inlet pipe magnetic valve.The startup of magnetic valve is controlled by audio-switch, online dissolved oxygen instrument is in work
State simultaneously surveys the dissolved oxygen of biofilter and process set value is compared, if surveyed dissolved oxygen meets technological requirement, no
Change the running frequency of existing air compressor；Conversely, then realizing that speed governing is at by the frequency conversion function of air compressor
In energy-efficient running status until dissolved oxygen meets technological requirement in reaching pond.
The solenoid valve control module include connected sewage water inlet pipe magnetic valve, backwash water inlet pipe magnetic valve,
Outlet pipe magnetic valve, aeration tube magnetic valve, backwash air inlet pipe magnetic valve are backwashed, is controlled by PLC.
The backwash control module includes connected backwash water inlet pipe magnetic valve, backwash water inlet pipe, recoil
Air inlet pipe, backwash air inlet pipe magnetic valve are washed, outlet pipe magnetic valve is backwashed, drainpipe is backwashed, by by PLC
It is controlled.
The air compressor, is supplied in aeration process and backwash process, meanwhile, realized by its frequency conversion function
Aeration quantity is adjusted.
The aeration is inflated by unidirectional gas tube, is mainly aerated uniform.
The filter for a period of time after, microorganism by filter block decompose filtering produce solid waste can be with normal
Filter block surface is discharged and is attached in water outlet, and the filtering on microorganism produces influence, and opening for magnetic valve is controlled using audio-switch
It is dynamic, make it is in running order and carry out detection turbidity to water quality and reach to close normal filtration afterwards to a certain degree in line transmissometer,
Carry out backwash process.Delivery turbidity is not up to technique Expected Results in ordinary circumstance BAF running, then says
Bright filter tank needs backwash, and the judgement of filter back washing end of run is main according to filter tank water inlet water level or effluent quality index.
Need to close sewage water inlet pipe magnetic valve and aeration tube magnetic valve in backwash process, while opening water pump, backwash water inlet pipe electricity
Magnet valve, backwash water inlet pipe, and opening backwash outlet pipe magnetic valve are backwashed.
The automatic detection and control device of BAF of the present invention, by being located at the online of filter tank upper critical position
Water level detection gauge, online transmissometer and online dissolved oxygen instrument, constantly detect water level, turbidity and the dissolved oxygen concentration in filter tank, and
Detection data are transmitted to computer, are compared by computer with process set value, according to comparative result, start control device,
Inlet and outlet water is adjusted by adjustment module of intaking, air compressor control module regulation aeration quantity, and backwash control module are entered
Row backwash.With water level of intaking, delivery turbidity joint-monitoring and in this, as the basis for estimation of BAF end of run.
With real-time monitoring, real-time data acquisition and the control system adjusted in real time, major control, computer-aided control are made of PLC
System.Sewage disposal energy consumption is reduced by converter technique, dissolved oxygen is controlled again to reach the stable operation of BAF.
Meanwhile, backwashing period can accurately be judged according to the effluent quality and level condition of BAF and backwashed automatically
Operation.Technical process emulated interface can conveniently be browsed by man-machine working interface；Show various on-line checking instrument parameter values, it is each
Plant equipment operation condition and start stop operation can be carried out to all devices；With powerful data processing, form, printing, alarm,
The functional advantage such as real-time curve and history curve.Collecting and distributing control can be achieved, system is stable, performance is good, exploitation safeguard simply and
It is easy to operate etc..
The perfect processing function of BAF of apparatus of the present invention, automaticity is high, and aeration is uniform, it is ensured that aeration
Run steadily in the long term biofilter.
Brief description of the drawings
Fig. 1 is the structural representation of apparatus of the present invention；
Fig. 2 is the structural representation of BAF processing unit of the present invention.
In figure, the sewage water inlet pipe magnetic valve 4. of 1. BAF processing unit, 2. distribution channel 3. supports area 5.
The water pump 8. of 6. support frame of aeration zone 7. backwash water inlet pipe magnetic valve 9. backwashes the unidirectionally inflation of filter plate 11. of water inlet pipe 10.
The aeration tube 17. of 13. motor of the backwash air inlet pipe of pipe 12., the 14. backwash air inlet pipe of air compressor 15. magnetic valve 16.
The outlet pipe magnetic valve 21. of 1.8 filter block of aeration tube magnetic valve, 19. outlet pipe 20. backwash outlet pipe magnetic valve 22. recoils
Wash the online online liquid level of online dissolved oxygen instrument 26. of 24. filtering baffle of transmissometer 25. of drainpipe 23. and survey instrument.
Embodiment
Present invention is further described with reference to embodiment and accompanying drawing, but is not limitation of the invention.
Embodiment
Referring to Figures 1 and 2, the automatic checkout and control system device of a kind of BAF, including aeration and biological filter
Pond processing unit 1, the automatic detection device and control device being connected respectively with BAF processing unit 1；
The automatic detection device includes being located at the online water level detection gauge of 1 critical localisation of BAF processing unit
26th, online transmissometer 23, online dissolved oxygen instrument 25, detect the water level of BAF processing unit 1, turbidity and dissolving respectively
Oxygen concentration；
The control device, for being automatically controlled to the flow of inlet water of BAF processing unit 1 and aeration；It includes
The PLC and computer of interconnection, the voice operated sensor being connected with PLC, the electricity being connected with voice operated sensor
Gas proportion magnetic valve, and be also connected respectively with PLC water inlet adjustment module, air compressor control module, electromagnetism
Valve control module, backwash control module；
The online water level detection gauge 26 of the automatic detection device, online transmissometer 23, online dissolved oxygen instrument 25 respectively with control
The electric proportion magnetic valve of device is connected with each other, and its automatic detection is controlled by PLC and computer.
The present embodiment BAF processing unit 1 includes distribution channel 2, sewage water inlet pipe magnetic valve 3, supports area 4, exposes
It is gas area 5, support frame 6, water pump 7, backwash water inlet pipe magnetic valve 8, backwash water inlet pipe 9, filter plate 10, unidirectional gas blow pipe 11, anti-
Rinse air inlet pipe 12, motor 13, air compressor 14, backwash air inlet pipe electromagnetism 15, aeration tube 16, aeration tube magnetic valve 17,
Filter block 18, outlet pipe 19, outlet pipe magnetic valve 20, backwash outlet pipe magnetic valve 21, backwash drainpipe 22, filtering baffle 24
Deng.
The present embodiment BAF processing unit：The upper critical position of filter tank 1 provided with online water level detection gauge 26,
Online transmissometer 23, online dissolved oxygen instrument 25.
The voice operated sensor outgoing signal controls connected audio-switch work, by PLC controls.
The motor 13 and water pump 7 of the BAF processing unit 1 are connected with its drive circuit respectively, drive circuit
It is connected with PLC；Motor 13 is connected with air compressor 14, for being aerated；Water pump 7 is by PLC control or artificial
Control, is supplied water to distribution channel 2 or backwash process respectively by the control of magnetic valve.
The water inlet adjustment module, the balance of Inlet and outlet water during for adjusting 1 normal filtration of filter tank, using voice operated sensor come
The startup of magnetic valve is controlled, makes online water level detection gauge 26 in running order and water level is detected；If detecting water level
Signal opens intake pump 7 to the moisturizing of distribution channel 2 when setting below water level, opens sewage water inlet pipe magnetic valve 3 and supplies water, closes
Outlet pipe magnetic valve 21 is backwashed, allows filter water to be discharged from outlet pipe 19.
The air compressor control module includes connected air compressor 14, is controlled by PLC.
For adjusting the change of dissolved oxygen in the running of filter tank 1.Air compressor 14 works under the driving of motor 13, main to use
The size of VFC air quantity and the regulation to aeration quantity are realized to be aerated, 17 pairs of aeration tube magnetic valve is opened and supports area 4 to provide
It is required, meanwhile, close backwash air inlet pipe magnetic valve 15.The startup of magnetic valve is controlled by audio-switch, makes online dissolving
Oxygen instrument 25 is in running order and surveys the dissolved oxygen of biofilter 1 and is compared with process set value, if surveyed dissolved oxygen is accorded with
Technological requirement is closed, then does not change the running frequency of existing air compressor 14；Conversely, then passing through the frequency conversion work(of air compressor 14
It can realize that speed governing is in energy-efficient running status until dissolved oxygen meets technological requirement in reaching pond.
The solenoid valve control module includes connected sewage water inlet pipe magnetic valve 2, backwash water inlet pipe magnetic valve
8th, backwash outlet pipe magnetic valve 21, aeration tube magnetic valve 17, backwash air inlet pipe magnetic valve 15, are carried out by PLC
Control.
The backwash control module includes connected backwash water inlet pipe magnetic valve 8, backwash water inlet pipe 9, anti-
Air inlet pipe 12, backwash air inlet pipe magnetic valve 15 are rinsed, backwash outlet pipe magnetic valve 21 backwashes drainpipe 22, by equal
It is controlled by PLC.
The air compressor 14, is supplied in aeration process and backwash process, meanwhile, it is real by its frequency conversion function
Now aeration quantity is adjusted.
The aeration is mainly aerated uniform by unidirectional gas tube inflation 11.
After the filtering a period of time of the filter tank 1, microorganism decomposes solid waste that filtering produces by filter block 18 can be with
Normal water outlet is discharged and is attached to the surface of filter block 18, and the solid waste being attached on filter block 18 produces influence to filtering, utilizes sound
Control switchs to control the startup of magnetic valve, makes online transmissometer 23 in running order and water quality is carried out to detect that turbidity reaches one
Determine to close normal filtration after degree, carry out backwash process.Delivery turbidity in ordinary circumstance BAF running
Not up to technique Expected Results, then illustrate that filter tank needs backwash, the judgement of filter back washing end of run is main according to filter tank
Water inlet water level or effluent quality index.Need to close sewage water inlet pipe magnetic valve 3 and aeration tube magnetic valve 17 in backwash process, together
When open water pump 7, backwash water inlet pipe magnetic valve 8, backwash water inlet pipe 9, and open backwash outlet pipe magnetic valve 21 and enter
Row backwash.
The perfect processing function of BAF of the present embodiment device, automaticity is high, and aeration is uniform, it is ensured that expose
Run steadily in the long term gas biofilter.
Claims (6)
1. a kind of automatic checkout and control system device of BAF, including BAF processing unit, it is special
Levy and be：Also include the automatic detection device and control device being connected respectively with BAF processing unit；
The automatic detection device include be located at BAF processing unit upper critical position online water level detection gauge,
Online transmissometer and online dissolved oxygen instrument, detect that water level, turbidity and the dissolved oxygen of BAF processing unit are dense respectively
Degree；
The control device, is automatically controlled, it is wrapped for the flow of inlet water to BAF processing unit and aeration
Include the PLC and computer of interconnection, the voice operated sensor being connected with PLC, be connected with voice operated sensor
Electric proportion magnetic valve, and be also connected respectively with PLC water inlet adjustment module, air compressor control module, electricity
Magnet valve control module, backwash control module；
Online water level detection gauge, online transmissometer and the online dissolved oxygen instrument of the automatic detection device respectively with control device
Electric proportion magnetic valve is connected with each other, and its automatic detection is controlled by PLC and computer.
2. the automatic checkout and control system device of BAF according to claim 1, it is characterised in that：
The filtrate of the BAF processing unit uses filter block, realizes purification, the purpose of filtering of sewage.
3. the automatic checkout and control system device of BAF according to claim 1, it is characterised in that：
The water inlet adjustment module, the balance of Inlet and outlet water during for adjusting filter tank normal filtration, is controlled using voice operated sensor
The startup of magnetic valve, makes online water level detection gauge in running order and water level is detected；If detecting water level signal to exist
When setting below water level, moisturizing.
4. the automatic checkout and control system device of BAF according to claim 1, it is characterised in that：
The air compressor control module includes connected air compressor, is controlled by PLC.
5. the automatic checkout and control system device of BAF according to claim 1, it is characterised in that：
The solenoid valve control module includes connected sewage water inlet pipe magnetic valve, backwash water inlet pipe magnetic valve, recoil
Water solenoid valve, aeration tube magnetic valve, backwash air inlet pipe magnetic valve are washed out, is controlled by PLC.
6. according to the automatic checkout and control system device of the BAF described in claim 1, it is characterised in that：
The backwash control module include connected backwash water inlet pipe magnetic valve, backwash water inlet pipe, backwash into
Tracheae, backwash air inlet pipe magnetic valve, backwash outlet pipe magnetic valve, backwash drainpipe, carried out by by PLC
Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360579.6A CN107010717A (en) | 2017-05-21 | 2017-05-21 | The automatic detection and control device of a kind of BAF |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360579.6A CN107010717A (en) | 2017-05-21 | 2017-05-21 | The automatic detection and control device of a kind of BAF |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107010717A true CN107010717A (en) | 2017-08-04 |
Family
ID=59449966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710360579.6A Withdrawn CN107010717A (en) | 2017-05-21 | 2017-05-21 | The automatic detection and control device of a kind of BAF |
Country Status (1)
| Country | Link |
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| CN (1) | CN107010717A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111030A (en) * | 2018-08-27 | 2019-01-01 | 重庆固润科技发展有限公司 | Integrated sewage disposal intelligence control system and control method |
| CN110436611A (en) * | 2019-08-14 | 2019-11-12 | 上海仁创环境科技有限公司 | A kind of novel wisdom aeration method |
| CN110510729A (en) * | 2019-08-14 | 2019-11-29 | 中国石油天然气集团有限公司 | Cleaning control method, system and corresponding moving bed biological filter tank reactor assembly |
| CN111056622A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Water head loss monitoring control system for biological aerated filter |
| CN115448446A (en) * | 2022-10-11 | 2022-12-09 | 陕西商增汇通环保科技有限公司 | Status monitoring device for biological aerated filter |
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| US20010027950A1 (en) * | 1998-10-09 | 2001-10-11 | Hamid Rabie | Cyclic aeration system for submerged membrane modules |
| CN105858870A (en) * | 2016-06-08 | 2016-08-17 | 中国水利水电科学研究院 | Biological aerated filter treatment system with automatic control function |
| CN206783390U (en) * | 2017-05-21 | 2017-12-22 | 桂林理工大学 | The automatic detection and control device of a kind of BAF |
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2017
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| US20010027950A1 (en) * | 1998-10-09 | 2001-10-11 | Hamid Rabie | Cyclic aeration system for submerged membrane modules |
| CN105858870A (en) * | 2016-06-08 | 2016-08-17 | 中国水利水电科学研究院 | Biological aerated filter treatment system with automatic control function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111030A (en) * | 2018-08-27 | 2019-01-01 | 重庆固润科技发展有限公司 | Integrated sewage disposal intelligence control system and control method |
| CN109111030B (en) * | 2018-08-27 | 2021-12-07 | 重庆固润科技发展有限公司 | Integrated sewage treatment intelligent control system and control method |
| CN111056622A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Water head loss monitoring control system for biological aerated filter |
| CN110436611A (en) * | 2019-08-14 | 2019-11-12 | 上海仁创环境科技有限公司 | A kind of novel wisdom aeration method |
| CN110510729A (en) * | 2019-08-14 | 2019-11-29 | 中国石油天然气集团有限公司 | Cleaning control method, system and corresponding moving bed biological filter tank reactor assembly |
| CN115448446A (en) * | 2022-10-11 | 2022-12-09 | 陕西商增汇通环保科技有限公司 | Status monitoring device for biological aerated filter |
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Application publication date: 20170804 |