CN107473380A - Integrated sewage treating apparatus and method with real-time regulatory function - Google Patents
Integrated sewage treating apparatus and method with real-time regulatory function Download PDFInfo
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- CN107473380A CN107473380A CN201710749786.0A CN201710749786A CN107473380A CN 107473380 A CN107473380 A CN 107473380A CN 201710749786 A CN201710749786 A CN 201710749786A CN 107473380 A CN107473380 A CN 107473380A
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- 239000010865 sewage Substances 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000009711 regulatory function Effects 0.000 title claims abstract description 9
- 238000005276 aerator Methods 0.000 claims abstract description 57
- 230000007704 transition Effects 0.000 claims abstract description 47
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000001301 oxygen Substances 0.000 claims abstract description 37
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 37
- 239000010802 sludge Substances 0.000 claims abstract description 15
- 238000010992 reflux Methods 0.000 claims abstract description 14
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 239000000945 filler Substances 0.000 claims abstract description 9
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 230000008859 change Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 241001148470 aerobic bacillus Species 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
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
- C02F3/30—Aerobic and anaerobic processes
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention provides a kind of integrated sewage treating apparatus and method with real-time regulatory function, the integrated sewage treating apparatus includes anoxic zone, aerobic zone, settling zone, dissolved oxygen instrument and sludge reflux unit;N number of state transition area, N >=2;The state transition area is arranged between the anoxic zone and aerobic zone, and dividing plate is set between adjacent states transition zone and is connected;The sludge reflux unit has outlet in the state transition area;First group of valve Si, i=1,2 ... N, valve is arranged on the pipeline of the outlet upstream;Aeration unit, the aeration unit include aerator and aerator Di, i=1,2 ... N, aerator is arranged in the state transition area;Second group of valve Pi, i=1,2 ... N, valve is arranged on the pipeline of the aerator upstream;Filler, the filler are separately positioned in the state transition area.The present invention has the advantages that energy consumption is low, full-automatic.
Description
Technical field
The present invention relates to water process, more particularly to integrated sewage treating apparatus and method.
Background technology
Influent quality is the design considerations of sewage treatment facility, the shortage of actual influent quality data, is easily caused facility and goes out
Water is not up to standard or facility function is not in full use, and causes the wasting of resources.Compared with town sewage, the unique row of domestic sewage in rural areas
Feature is put, causes its water, water quality that there is obvious space and time difference.On time, the difference of sewage water and water quality in one day
There were significant differences for Various Seasonal in period and 1 year.Spatially, sewage discharge feature is because of regional economy, resident living
The factors such as custom are also slightly different., can not be according to actual water of intaking and integration apparatus on the market mostly fixes specification at present
Matter is adjusted.
The content of the invention
In order to solve the deficiency in above-mentioned prior art, the invention provides a kind of energy consumption it is low, automation have
The integrated sewage treating apparatus of real-time regulatory function.
The purpose of the present invention is achieved through the following technical solutions:
A kind of integrated sewage treating apparatus with real-time regulatory function, the integrated sewage treating apparatus include lacking
Oxygen area, aerobic zone, settling zone, dissolved oxygen instrument and sludge reflux unit;The integrated sewage treating apparatus further comprises:
N number of state transition area, N >=2;The state transition area is arranged between the anoxic zone and aerobic zone, adjacent shape
Dividing plate is set between state transition zone and connected;The sludge reflux unit has outlet in the state transition area;
First group of valve Si, i=1,2 ... N, valve is arranged on the pipeline of the outlet upstream;
Aeration unit, the aeration unit include aerator and aerator Di, i=1,2 ... N, aerator is arranged on described
In state transition area;
Second group of valve Pi, i=1,2 ... N, valve is arranged on the pipeline of the aerator upstream;
Filler, the filler are separately positioned in the state transition area.
The present invention also aims to provide a kind of sewage disposal processing method of automation, the goal of the invention by with
Lower technical scheme is achieved:
According to the sewage water treatment method of above-mentioned integrated sewage treating apparatus, the sewage water treatment method includes following step
Suddenly:
(A1) the dissolved oxygen value O in dissolved oxygen instrument detection aerobic zoneSurvey, from being sent to control module;
(A2) control module is according to threshold interval [Omin, Omax], the dissolved oxygen value adjustment aerator working frequency, with
And the switch of first group of valve and second group of valve;
(A3) aerator works according to the working frequency, and first group of valve and second group of valve transmit according to control module
The instruction on or off come so that change, enter at least partially between aerobic state and anaerobic condition in N number of state transition area
Enter step (A1).
Compared with prior art, the device have the advantages that being:
1. the present invention is realized using frequency modulation device control aerator rotating speed and is adjusted aeration according to aerobic zone dissolved oxygen situation
Measure size effect, change legacy equipment no matter water quality how the thick-and-thin situation of aeration quantity, so as to both ensure that oxygenation effect
Fruit reduces unnecessary power consumption again, substantially increases energy utilization rate;
2. the state transition area of the present invention is divided into N number of cavity using dividing plate, state transition area anaerobic environment not only avoid
When short flow phenomenon, and eliminate interference of the change to other cavitys of certain cavity inside environment, be easy to implement state transition area
Work(conversion of energy;
3. the whole Automated condtrols of the present invention, realize the function that system condition intelligently switches with change of water quality, can
To water water quality feed back simultaneously adjustment in time, accomplish unattended and standard water discharge completely.
Brief description of the drawings
Referring to the drawings, the disclosure will be easier to understand.Skilled addressee readily understands that be:This
A little accompanying drawings are used only for illustrating technical scheme, and are not intended to and protection scope of the present invention is construed as limiting.
In figure:
Fig. 1 is the structure diagram of integrated sewage treating apparatus according to embodiments of the present invention.
Embodiment
Fig. 1 and following description describe the present invention optional embodiment with instruct those skilled in the art how to implement and
Reproduce the present invention.In order to instruct technical solution of the present invention, simplify or eliminate some conventional aspects.Those skilled in the art should
The understanding is derived from the modification of these embodiments or replacement will within the scope of the invention.Under those skilled in the art should understand that
Stating feature can combine to form multiple modifications of the present invention in a variety of ways.Thus, the invention is not limited in following optional
Embodiment, and only limited by claim and their equivalent.
Embodiment 1:
Fig. 1 schematically illustrates the integrated sewage treating apparatus with real-time regulatory function of the embodiment of the present invention
Structure diagram, as shown in figure 1, the integrated sewage treating apparatus includes:
Anoxic zone 12, aerobic zone 5, settling zone 6, dissolved oxygen instrument 26 and sludge reflux unit, the sludge reflux unit bag
Include gas output tube 19, liquid input tube 20 and liquid output pipe 21;
N number of state transition area 4, N >=2;The state transition area is arranged between the anoxic zone 12 and aerobic zone 5, phase
Dividing plate 7 is set between adjacent state transition area and connected;The liquid output pipe 21 of the sludge reflux unit is in the State Transferring
Area has outlet;
First group of valve Si22-25, i=1,2 ... N, valve are arranged on the pipeline of the outlet upstream;
Aeration unit, the aeration unit include aerator 3 and aerator Di14, i=1,2 ... N, aerator are arranged on
In the state transition area;
Second group of valve Pi15-18, i=1,2 ... N, valve are arranged on the pipeline of the aerator upstream;
Filler 13, the filler are separately positioned in the state transition area.
In order to preferably adjust the switch of the working frequency of aerator and control valve, further, the integration is dirty
Water treatment facilities further comprises:
Frequency converter 28, the output end of the frequency converter connect the aerator;
Control module 27, the input connection dissolved oxygen instrument of the control module, the output end connection frequency converter,
First group of valve and second group of valve;Working frequency and the control of aerator are adjusted according to the output valve of the dissolved oxygen instrument
The switch of first group of valve and second group of valve.
In order to extend residence time of the sewage in integrated sewage treating apparatus to lift treatment effect, further,
Flow trace undulate of the sewage in the anoxic zone, N number of state transition area.
The sewage water treatment method of the embodiment of the present invention, namely the work side according to above-mentioned integrated sewage treating apparatus
Method, the sewage water treatment method comprise the following steps:
(A1) the dissolved oxygen value O in dissolved oxygen instrument detection aerobic zoneSurvey, from being sent to control module;
(A2) control module is according to threshold interval [Omin, Omax], the dissolved oxygen value adjustment aerator working frequency, with
And the switch of first group of valve and second group of valve;
(A3) aerator works according to the working frequency, and first group of valve and second group of valve transmit according to control module
The instruction on or off come so that change, enter at least partially between aerobic state and anaerobic condition in N number of state transition area
Enter step (A1).
In order to preferably adjust the working frequency of aerator, further, in step (A2), adjustment mode is:
If OSurvey> Omax, reduce the working frequency of the aerator;
If OSurvey∈[Omin, Omax], without adjustment;
If OSurvey< Omin, improve the working frequency of the aerator.
In order to realize the conversion of state, further, if improving the working frequency of the aerator, still OSurvey< Omin, then
The instruction further comprises being transformed into aerobic state from anaerobic condition:Each state between aerobic zone to anoxic zone is opened successively
First group of valve S corresponding to transition zoneiWith second group of valve Pi。
In order to realize preferably treatment effect, further, second group valve P corresponding with state transition area is being openedi
When, open first group valve S corresponding with the state transition areaiAfter turn off, while further improve the work of the aerator
Working frequency.
In order to realize the conversion of state, further, the working frequency of the aerator, still O are reducedSurvey> Omax, then institute
Instruction is stated to further comprise from aerobic State Transferring to anaerobic condition:Each state between anoxic zone to aerobic zone is closed successively to turn
Change second group of valve P corresponding to areai, close first group of valve Si。
In order to realize preferably treatment effect, further, the instruction from aerobic State Transferring to anaerobic condition is being sent
While, further reduce the working frequency of the aerator.
Embodiment 2:
According to embodiments of the present invention 1 integrated sewage treating apparatus with real-time regulatory function and the application of method
Example.
In the application examples, as shown in figure 1, the integrated sewage treating apparatus with real-time regulatory function includes:
Anoxic zone 12, aerobic zone 5, settling zone 6 and sludge reflux unit;Online dissolved oxygen instrument is installed in aerobic zone 5
26, for measuring the dissolved oxygen of aerobic zone 5, and it is sent to control module;
State transition area 4,4 cavitys are separated into by 4 pieces of deflection plates 7, i.e. N=4, from aerobic zone 5 to anoxic zone 12, successively
For the first cavity 8, the second cavity 9, the 3rd cavity 10 and the 4th cavity 11, filler is filled with each cavity and aerobic zone 5
13;Sewage from anoxic zone 12 to aerobic zone in flow trace be waveform;
Aeration unit, the aeration unit include aerator 3, aerator 14, and state transition area 4 and the bottom of aerobic zone 5 are equal
It is provided with single aerator 14;
First group of valve, including the 5th magnetic valve 22, the 6th magnetic valve 23, the 7th magnetic valve 24 and the 8th magnetic valve 25;
Liquid output pipe 21 has one outlet on each cavity top of state transition area, and there is independent electromagnetism each outlet
Valve 22-25 is controlled;
Second group of valve, including the first magnetic valve 15, second solenoid valve 16, the 3rd magnetic valve 17 and the 4th magnetic valve 18,
It is respectively used to control the first cavity 8, the second cavity 9, the 3rd cavity 10 and the aerator 14 of the bottom of the 4th cavity 11;
Electrical control cubicles 2, control module 27 and frequency converter 28 are provided with prime number electrical control cubicles, control module 27 controls all electromagnetism
Valve and frequency converter 28;
Nitrification liquid reflux unit 29, for the nitrate nitrogen of aerobic zone 5 to be delivered into anoxic zone 12, realize denitrification effect;
Aerator 1, it is that nitrification liquid return-flow system 29 and sludge reflux unit supply.The use of two aerators 1,3 is effective
Avoid influence of the frequency converter 28 to nitrification liquid return-flow system 29 and sludge reflux unit of flow;
When device water quality treatment for design water quality when standard configuration be all anaerobic conditions in state transition area, frequency converter
28 set of frequency are in 30Hz, and the dissolved oxygen in aerobic zone 5 is maintained at 2-5mg/L, also as threshold interval.
The sewage water treatment method of the embodiment of the present invention, namely the work side according to above-mentioned integrated sewage treating apparatus
Method, the sewage water treatment method comprise the following steps:
(A1) the dissolved oxygen value O in dissolved oxygen instrument detection aerobic zoneSurvey, from being sent to control module;
(A2) control module is according to threshold interval [Omin, Omax], the dissolved oxygen value adjustment aerator working frequency, with
And the switch of first group of valve and second group of valve;
If OSurvey> Omax, reduce the working frequency of the aerator;Still OSurvey> Omax, then by state transition area from aerobic shape
State is transformed into anaerobic condition:Second group of valve P corresponding to each state transition area between anoxic zone to aerobic zone is closed successivelyi,
Close first group of valve Si, while further reduce the working frequency of the aerator;Such as:
It is such as small more than 5 when aerobic zone dissolved oxygen more than 5mg/L and continuously maintains certain time (time can be manually set)
When, if frequency converter frequency before is 50Hz, frequency converter lowers 5Hz to 45Hz, aerator spin down automatically, and tolerance subtracts
It is few, while the 4th closed electromagnetic valve, the aerator of the 4th cavity are closed, the 4th cavity gradually becomes anoxic shape by aerobic state
State, if aerobic zone dissolved oxygen is still held time more than 5mg/L and continuously more than 5 hours, frequency converter lowers 5Hz extremely automatically
40Hz, aerator spin down, tolerance is reduced, while the 3rd closed electromagnetic valve, the 3rd cavity gradually become scarce by aerobic state
Oxygen condition, by that analogy, until aerobic zone dissolved oxygen dropped to 2-5mg/L in 5 hours, and frequency converter now is more than or equal to
30Hz.If when frequency converter frequency drops to 30Hz, aerobic zone dissolved oxygen remains above 5mg/L and continuously held time small more than 5
When, then frequency converter continues automatic downward 5Hz to 25Hz, if aerobic zone dissolved oxygen is still above 2mg/L and continuously held time super
5 hours are spent, then frequency converter frequency continues automatic downward 5Hz to 20Hz from 25Hz, by that analogy, until aerobic zone dissolved oxygen 5 is small
When interior be down to 2-5mg/L.
If OSurvey∈[Omin, Omax], without adjustment;
If OSurvey< Omin, the working frequency of the aerator is improved, if improving the working frequency of the aerator, still OSurvey
< Omin, then state transition area is transformed into aerobic state from from anaerobic condition:Open successively each between aerobic zone to anoxic zone
First group of valve S corresponding to state transition areaiWith second group of valve Pi;First group of valve SiTurned off after opening a period of time, together
When further improve the working frequency of the aerator;Such as:
When influent quality is deteriorated than before, and aerobic zone dissolved oxygen less than 2mg/L and continuously maintain certain time (this when
Between can be manually set), such as more than 5 hours, if frequency converter frequency before is less than 30Hz, frequency converter raises 5Hz automatically, aeration
Machine faster rotational speed, tolerance increase, by that analogy, until aerobic zone dissolved oxygen rose to 2-5mg/L in 5 hours, and now
Frequency converter is less than or equal to 30Hz.If when frequency converter frequency rises to 30Hz, aerobic zone dissolved oxygen is still below 2mg/L and continuous dimension
The time is held more than 5 hours, then frequency converter raises 5Hz to 35Hz automatically, and the first magnetic valve and the 5th magnetic valve are opened, and first is empty
Chamber starts to gradually become aerobic state by anaerobic condition, while the sludge reflux of settling zone bottom is to the first cavity, due to precipitation
Area's sludge is entirely the sludge after aerobic zone is given an admonitory talk to subordinates, although being changed into anaerobic state in settling zone bottom, the inside is still
Active repressed aerobic bacteria, these repressed aerobic bacterias once enter aerobic environment, then microbes recover living gradually
Property, the breeding of aerobic bacteria in the first cavity is accelerated, the 5th magnetic valve is closed after opening 2-5 minutes.If aerobic zone dissolved oxygen is still
Old to be less than 2mg/L and continuously hold time more than 5 hours, then frequency converter frequency continues automatic up-regulation 5Hz to 40Hz from 35Hz, and
Second solenoid valve and the 6th magnetic valve are opened, and the 6th magnetic valve is closed after opening 2-5 minutes, and aerobic environment further expands.If
Do not reach effect still, continue to raise, by that analogy, until aerobic zone dissolved oxygen increase in 5 hours 2-5mg/L or occur it is another
A kind of situation, i.e. frequency converter frequency increase to 50Hz, and the 4th magnetic valve and the 8th magnetic valve are opened, and the 8th magnetic valve opens 3 points
Closed after clock.In addition to the first cavity is anaerobic environment, remaining is all aerobic environment in power and energy area now;
(A3) aerator works according to the working frequency, and first group of valve and second group of valve transmit according to control module
The instruction on or off come so that change, enter at least partially between aerobic state and anaerobic condition in N number of state transition area
Enter step (A1).
Claims (10)
1. a kind of integrated sewage treating apparatus with real-time regulatory function, the integrated sewage treating apparatus include anoxic
Area, aerobic zone, settling zone, dissolved oxygen instrument and sludge reflux unit;It is characterized in that:The integrated sewage treating apparatus enters one
Step includes:
N number of state transition area, N >=2;The state transition area is arranged between the anoxic zone and aerobic zone, and adjacent states turn
Change between area and dividing plate is set and connected;The sludge reflux unit has outlet in the state transition area;
First group of valve Si, i=1,2 ... N, valve is arranged on the pipeline of the outlet upstream;
Aeration unit, the aeration unit include aerator and aerator Di, i=1,2 ... N, aerator be arranged on the state turn
Change in area;
Second group of valve Pi, i=1,2 ... N, valve is arranged on the pipeline of the aerator upstream;
Filler, the filler are separately positioned in the state transition area.
2. integrated sewage treating apparatus according to claim 1, it is characterised in that:The integrated sewage treating apparatus
Further comprise:
Frequency converter, the output end of the frequency converter connect the aerator;
Control module, the input of the control module connect the dissolved oxygen instrument, output end connect the frequency converter, first group
Valve and second group of valve;First group of working frequency and the control of aerator are adjusted according to the output valve of the dissolved oxygen instrument
The switch of valve and second group of valve.
3. integrated sewage treating apparatus according to claim 2, it is characterised in that:Sewage is in the anoxic zone, N number of shape
Flow trace undulate in state transition zone.
4. integrated sewage treating apparatus according to claim 1, it is characterised in that:The anoxic zone and first state turn
Change between area and connected by the bottom of dividing plate, the top for passing through dividing plate between first state transition zone and the second state transition area connects
It is logical.
5. according to the sewage water treatment method of any described integrated sewage treating apparatus of claim 1-4, the sewage disposal
Method comprises the following steps:
(A1) the dissolved oxygen value O in dissolved oxygen instrument detection aerobic zoneSurvey, and it is sent to control module;
(A2) control module is according to threshold interval [Omin, Omax], the dissolved oxygen value adjustment aerator working frequency, Yi Ji
The switch of one group of valve and second group of valve;
(A3) aerator works according to the working frequency, first group of valve and second group of valve according to control module transmission come
Instruction on or off so that changed in N number of state transition area at least partially between aerobic state and anaerobic condition, into step
Suddenly (A1).
6. automation preprocess method according to claim 5, it is characterised in that:In step (A2), adjustment mode is:
If OSurvey> Omax, reduce the working frequency of the aerator;
If OSurvey∈[Omin, Omax], without adjustment;
If OSurvey< Omin, improve the working frequency of the aerator.
7. automation preprocess method according to claim 6, it is characterised in that:If improve the work frequency of the aerator
Rate, still OSurvey< Omin, then it is described instruction further comprise being transformed into aerobic state from anaerobic condition:Open successively from aerobic zone
To first group of valve S corresponding to each state transition area between anoxic zoneiWith second group of valve Pi。
8. automation preprocess method according to claim 7, it is characterised in that:It is corresponding with state transition area opening
Second group of valve PiWhen, open first group valve S corresponding with the state transition areaiAfter turn off, while further improve described in
The working frequency of aerator.
9. automation preprocess method according to claim 6, it is characterised in that:Reduce the work frequency of the aerator
Rate, still OSurvey> Omax, then it is described instruction further comprise from aerobic State Transferring to anaerobic condition:Close successively from anoxic zone
To second group of valve P corresponding to each state transition area between aerobic zonei, close first group of valve Si。
10. automation preprocess method according to claim 9, it is characterised in that:Send from aerobic State Transferring to
While the instruction of anaerobic condition, the working frequency of the aerator is further reduced.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111807516A (en) * | 2020-08-03 | 2020-10-23 | 岭南水务集团有限公司 | Improved floating biochemical sewage treatment equipment and method thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111807516A (en) * | 2020-08-03 | 2020-10-23 | 岭南水务集团有限公司 | Improved floating biochemical sewage treatment equipment and method thereof |
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