CN105906032A - Sewage treatment plant personification experience management control system and method - Google Patents
Sewage treatment plant personification experience management control system and method Download PDFInfo
- Publication number
- CN105906032A CN105906032A CN201610470947.8A CN201610470947A CN105906032A CN 105906032 A CN105906032 A CN 105906032A CN 201610470947 A CN201610470947 A CN 201610470947A CN 105906032 A CN105906032 A CN 105906032A
- Authority
- CN
- China
- Prior art keywords
- value
- experience management
- management controller
- influence factor
- factor
- 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.)
- Pending
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
- C02F3/02—Aerobic 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
- C02F3/30—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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/001—Upstream control, i.e. monitoring for predictive control
-
- 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
- C02F2209/14—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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/38—Gas flow rate
-
- 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
- C02F2209/40—Liquid flow rate
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a sewage treatment plant personification experience management control system. The sewage treatment plant personification experience management control system comprises an upper computer, an experience management controller and a frequency converter. The upper computer is used for collecting actual values of selected influence factors through a water quality analyzer, and sending the actual values to an experience management controller. The experience management controller performs calculation analysis on the basis of the received influence factors, converts the computed result into the given frequency of the frequency converter and sends the computed result to the frequency converter. Correspondingly, the invention further provides a sewage treatment plant personification experience management control method. An air blower is reasonably utilized, long-term high-power operation is avoided, and electric charges can be effectively saved; addition of external carbon sources is effectively reduced, and the medicament cost is saved; excessive aeration of an aerobic stage is avoided, anaerobic phosphorus release and oxygen deficit denitrification process are promoted, and TN and TP can reach the standard stably; the water quality and quantity are automatically adapted, normal operation can be performed when the online serviceability rate is 50% or above, and dependency on manual regulation is greatly reduced.
Description
Technical field
The present invention relates to sewage disposal process and control equipment technical field, particularly relate to a kind of sewage treatment plant
The experience that personalizes management control system and method.
Background technology
Developed country puts into substantial contribution after the two stage treatment of sewage is universal and scientific research strength strengthens research sewage
The monitoring for the treatment of facility, run and manage, computer control has been done step-by-step, has reported to the police, calculate and instantaneous note
Record.Scholar is the most more had sight to be invested in the research of intelligence control system, including Schema control, nerve
Network controls, learns control and Multimode Control etc., and makes some progress.But due to domestic relevant
The restriction of exhibition level, the research of control system and application are started late, until nineteen nineties,
Sewage treatment plant just introduces automatic control system, and is mostly the set of external automatic control equipment of introduction, price
Costliness, and and do not meet the actual demand of domestic sewage treatment plant.Therefore, to adapt to China current for research and design
Development level, the automation control system meeting domestic sewage disposal requirement is then placed on of ours at the moment
Urgent task.
Traditional sewage treatment process is owing to using the simply operational mode of machinery, the energy in processing procedure
(predominantly electric power) is the most serious with expending.Existing sewage treatment plant is for the controlling party of sewage disposal process
Method is generally divided into following three kinds:
1, artificial controlled preparation method: by the manual analysis to inflow and influent quality, in a manual manner to air blast
Fan delivery, chemical feeding quantity etc. are adjusted.At present, Artificial Control is still the most universal control mode, exists
The regulation frequency is low, it is difficult to the shortcoming comprehensively considering every influence factor, and human cost puts into higher.With
Time human factor impact excessive, for monitoring personnel individual competency profiling higher, the quality of its level is the most straight
Connect the implementation result affecting this whole sewage treatment plant technique.
2, dissolved oxygen (DO) feedback control method: existed by the dissolved oxygen (DO) being arranged in biochemical treatment tank
The data of line measuring instrument feedback are controlled.But air quantity change, water quality and quantity reacting condition to dissolved oxygen (DO)
Change all exist the most delayed, hence in so that this control mode always slow half is clapped, adjust and also tend to occur by mistake
Sentencing, therefore practicality is greatly lowered.And the method is difficult to tackle being widely varied of water quality and the water yield,
Easily cause whole system to lose efficacy.
3, Mathematical Modeling control methods: by the long-term monitoring to sewage treatment plant inflow, grasp a series of online
Achievement data, and set up reaction Kinetics Model according to these data.Mathematical Modeling controls to require each online
The data of monitoring device will be accurate, and dependence is stronger.One instrument breaks down or error i.e. possibility
Cause controlling error.Mathematical Modeling is difficult to thorough for the consideration of all influence factors simultaneously, and at actual sewage
In reason factory running, aerator blocking, oxygen transmission efficiency, cenobium quantity etc. are uncontrollable and can not survey factor
Also process system can be produced the biggest impact, so mathematical model method is during reality is applied, and
Its predictive role can not be played.
In above control technology, first two is to be adjusted with simple unity loop control；The third is
It is controlled with mathematical models.The control of sewage disposal process is substantially difficult to obtain preferable effect by they
Really, so using advanced optimal control method, the technology controlling and process for sewage treatment plant has particularly significant
Meaning.
The water yield of the most general sewage treatment plant inflow and aerobic-type water quality index all fluctuate relatively big, without
The technological parameters such as aeration rate are adjusted by effective automatic control means, and stable effluent quality is up to standard will
Cannot ensure, be embodied in following aspect:
1. fan energy use is high, accounts for the 20%-40% of sewage disposal totle drilling cost
The most domestic sewage treatment plant especially northern area water-inlet carbon source is the most not enough, and aeration excess causes again huge
Carbon source is wasted, and additional carbon is with high costs.
3. excess aeration is then highly detrimental to the up to standard of nitrogen phosphorus.
Summary of the invention
(1) technical problem
It is an object of the invention to for problem following present in above-mentioned sewage disposal process: 1. air blast function
Consumption height, accounts for the 20%-40% of sewage disposal totle drilling cost；The most domestic sewage treatment plant especially northern area water-inlet carbon source
Universal not enough, aeration excess causes again huge carbon source to waste, and additional carbon is with high costs；3. excess aeration is then
It is highly detrimental to the up to standard of nitrogen phosphorus, it is provided that a kind of sewage treatment plant personalizes experience management control system and method.
(2) technical scheme
For realizing the purpose of the present invention, the technical solution adopted in the present invention is: a kind of sewage treatment plant is anthropomorphic
Change experience management control system, including host computer, experience Management Controller, frequency converter,
Described host computer is for the actual value of the influence factor selected by Water Test Kits collection, and is sent to
Experience Management Controller；
Described experience Management Controller carries out computational analysis based on the influence factor received, and by result of calculation
It is converted into the given frequency of frequency converter, and is sent to frequency converter.
Correspondingly, additionally provide a kind of sewage treatment plant and personalize experience management control method, be applied to above-mentioned
Sewage treatment plant personalize in experience management control system, the step including to air blast aeration control:
Step 701: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: biochemistry pool DO；Latter stage factor: water outlet ammonia nitrogen；
Step 702: desired value is input in aeration rate experience Management Controller by host computer；
Step 703: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to aeration rate experience Management Controller；
Step 704: compare calculating influence factor: amount of inlet water, water inlet C0D, influent ammonia nitrogen, biochemistry pool DO,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for being input to expose beforehand through host computer
Numerical value in tolerance experience Management Controller；
Step 705: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 706: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 707: the result after above-mentioned accounting value is added for increase air quantity trend total weight value or reduces air quantity trend
Total weight value；
Step 708: the result after calculating is converted into the given frequency of blower variable frequency device, gives according to new
Frequency adjusts the air quantity of blower fan.
(3) technique effect
This application discloses a kind of sewage treatment plant to personalize experience management control system, including host computer, warp
Testing Management Controller, frequency converter, described host computer is for the influence factor selected by Water Test Kits collection
Actual value, and be sent to experience Management Controller；Described experience Management Controller is based on the impact received
Factor carries out computational analysis, and result of calculation is converted into the given frequency of frequency converter, and is sent to frequency converter.
Correspondingly, additionally provide a kind of sewage treatment plant to personalize experience management control method.In sewage treatment plant
Add the experience management control system that personalizes in original control system and can reach effect: rationally to air blast
Machine utilizes, it is to avoid long-term high-power operation, can effectively save the electricity charge；Effectively save the throwing of additional carbon
Add, save medicament expense；Avoid aerobic section excess aeration, promote anaerobic phosphorus release and anoxic denitrification enters
Journey, promotes the stably reaching standard of TN, TP；Water quality and quantity change is carried out self adaptation, in-line meter serviceability rate 50%
More than can be properly functioning, drastically reduce the area the dependence manually adjusted, meet the use demand of client,
It is easy to industrially promotion and application.
Accompanying drawing explanation
Fig. 1 show the structural representation of the first embodiment of control system of the present invention；
Fig. 2 show the structural representation of control system the second embodiment of the present invention；
Fig. 3 show the structural representation of the third embodiment of control system of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.Should be appreciated that herein
Described specific embodiment, only in order to explain the present invention, is not intended to limit the present invention.
It should be noted that, " connection " described herein and be used for expressing the word of " connection ", as
" be connected ", " being connected " etc., it both may refer to a certain parts and had been directly connected to another parts, it is also possible to
Refer to a certain parts be connected with another parts by miscellaneous part.
It should be noted that term used herein above merely to describe detailed description of the invention, and be not intended to
Limit the illustrative embodiments according to the application.As used herein, unless context is the clearest and the most definite
Pointing out, otherwise singulative is also intended to include plural form, additionally, it should be understood that, when in this theory
Bright book uses when belonging to " comprising " and/or " including ", its indicate existing characteristics, step, operation,
Parts or module, assembly and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing,
" second " etc. are for distinguishing similar object, without being used for describing specific order or precedence.
Should be appreciated that the data of so use can be exchanged in the appropriate case, in order to the reality of the application described herein
Execute mode such as to implement with the order in addition to those here illustrating or describing.Additionally, term
" include " and " having " and their any deformation, it is intended that cover non-exclusive comprising, such as,
Contain series of steps or the process of unit, method, system, product or equipment are not necessarily limited to clearly arrange
Those steps gone out or unit, but can include the most clearly listing or for these processes, method,
Product or intrinsic other step of equipment or unit.
For the ease of describing, space relative terms here can be used, as " ... on ", " ...
Top ", " at ... upper surface ", " above " etc., be used for describing such as parts shown in the figure or
Person's module or feature and miscellaneous part or module or the spatial relation of feature.It should be appreciated that it is empty
Between relative terms be intended to comprise using or behaviour in addition to the orientation that parts or module are described in the drawings
Different azimuth in work.Such as, if the parts in accompanying drawing or module are squeezed, then it is described as " at it
Above his parts or module or structure " or the parts of " on miscellaneous part or module or structure " or
To be positioned as after person's module " below miscellaneous part or module or structure " or " at miscellaneous part or
Under person's module or structure ".Thus, exemplary term " ... top " can include " ... top "
" in ... lower section " two kinds of orientation.These parts or module can also (rotate other different modes location
90 degree or be in other orientation), and space used herein above described relatively make respective explanations.
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment
Can be mutually combined.
This application discloses a kind of sewage treatment plant to personalize experience management control system, including host computer, warp
Testing Management Controller, frequency converter, described host computer is for the influence factor selected by Water Test Kits collection
Actual value, and be sent to experience Management Controller；Described experience Management Controller is based on the impact received
Factor carries out computational analysis, and result of calculation is converted into the given frequency of frequency converter, and is sent to frequency converter.
The general principle of the experience Management Controller of the application control system is based on controlling the fuzzy of engineering field
Control theory, avoids directly calculating desired value, according to selected for changeable or indeterminable control target
The experience that desired value is personalized by online regulatory factor (influence factor) controls, by data selectivity
Gather, empirical analysis and periodically adjusting so that controlling value levels off to reasonable interval the most automatically, with
Realize the process optimization of sewage disposal and accurately control, reaching energy-saving and cost-reducing purpose；And possess expertise
Optimized Operation and management strategy, to production process scheduling and the management that comes into question and control in running, carry
Instruct for empirical formula diagnostic result and reparation.
Experience Management Controller can be integrated setting according to field condition or is respectively provided with.
The most owing to affecting the factor of biochemical system, and variability ratio is more random, it is difficult to realize each because of
Accurately measuring and statistics of element, therefore experience Management Controller is only chosen main and plays a decisive role at all
Influence factor, chooses multifactor, multiple cycles, controlling value is constantly adjusted trend towards one the most rational
Interval.In the following embodiments, described experience Management Controller includes aeration rate experience Management Controller, dirt
Mud capacity of returns experience Management Controller and chemical feeding quantity experience Management Controller, the management of described aeration rate experience controls
Device is connected with blower variable frequency device, and blower variable frequency device is connected with air blast；Described sludge reflux amount experience pipe
Reason controller is connected with return sludge pump frequency converter, and return sludge pump frequency converter is connected with return sludge pump；Institute
Stating chemical feeding quantity experience Management Controller to add pump frequency conversion device with additional carbon and be connected, additional carbon adds pump frequency conversion
Device adds pump with additional carbon and is connected.
Embodiment 1
Modern sewage treatment technology, is divided by degree for the treatment of, can be divided into one-level, two grades and tertiary treatment.
Coagulation, mainly removes the solid pollution material in suspended state, the big portion of physical treatment process in sewage
Divide the requirement that can be only done coagulation.Through the sewage of coagulation, BOD the most removable about 30%,
Do not reach discharge standard.Coagulation belongs to the pretreatment of two stage treatment.
Two stage treatment, main removes in sewage in colloid and organic pollution materials (BOD, the COD thing of dissolved state
Matter), clearance, up to more than 90%, makes organic pollution reach discharge standard.Can be described as sewage treatment plant
Most important process procedure.The active sludge of main method and biomembrance process.
Tertiary treatment, processes the organic matter of difficult degradation, nitrogen and phosphorus etc. further and can result in body eutrophication
Soluble inorganic matter etc..Main method has biological carbon and phosphorous removal method, coagulant sedimentation, sand filtration method, activity
Carbon adsorption, ion-exchange and electric osmose analytic approach etc..
In whole sewage treatment process system, the air blast during two stage biological processes is the equipment that energy consumption is the highest,
In general air blast worked along with the moment that operates in of sewage treatment plant.According to statistics, under traditional handicraft,
Owing to the power consumption of air blast aeration can typically account for about the 40% of whole water factory operating cost.Therefore air blast
Control just to become the important step that sewage treatment plant's process system controls.
As it is shown in figure 1, present embodiments provide a kind of sewage disposal based on aeration rate experience Management Controller
Factory personalizes experience management control system, chooses following influence factor based on above-mentioned analysis:
Downpayment factor: amount of inlet water, influent COD, influent ammonia nitrogen
Mid-term factor: biochemistry pool DO
Latter stage factor: water outlet ammonia nitrogen (because the purpose of sewage disposal is i.e. to reduce the pollutant levels in sewage,
So water outlet ammonia nitrogen value is influence factor, it it is again desired value.)
Controlling value: air blast aeration rate
Host computer in Control System of Sewage Treatment Plant collects the number of above influence factor by water quality analyzing instrument
Value, is sent on aeration rate experience Management Controller.Aeration rate experience Management Controller carries out calculating point to it
Analysis, ignores abnormal data automatically, therefore, it is possible to reduce the dependence of water quality analyzing instrument in sewage treatment plant,
Once occur that instrument is damaged, be unlikely to overall control of water factory is produced impact.
Due to above five influence factors for the impact of controlling value (air blast aeration rate) exist primary and secondary point,
The most interrelated, therefore aeration rate experience Management Controller can be converted into uniform units numerical value, in conjunction with
Weighted value calculates final reference data, and the open amount of air blast carries out the adjustment of stride formula according to it,
The calculation procedure of aeration rate experience Management Controller is specific as follows:
Step 401: compare calculating influence factor: amount of inlet water, water inlet C0D, influent ammonia nitrogen, biochemistry pool DO,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for being input to expose beforehand through host computer
Numerical value in tolerance experience Management Controller；
Step 402: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 403: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 404: the result after above-mentioned accounting value is added for increase air quantity trend total weight value or reduces air quantity trend
Total weight value；
Step 405: the result after calculating is converted into the given frequency of blower variable frequency device, gives according to new
Frequency adjusts the air quantity of blower fan.
Said process circulation is uninterruptedly carried out, to tackle the change of the factors such as real-time water quality and quantity, process conditions
Change.
Described feed water flow flowmeter measurement error is less than 1%；Described influent COD instrument, influent ammonia nitrogen on-line computing model
The measurement cycle less than 24h, measure error is less than 15%；The measure error of described dissolved oxygen on-line computing model is little
In 0.lmg/L；The cycle of described water outlet ammonia nitrogen on-line computing model is less than 12h, and measure error is less than 0.2mg/L.
Blower variable frequency device and experience Management Controller communication.Long-range start and stop letter is provided to experience Management Controller
Number address or accept long-range start stop signal, Signal Message Address that air force adjusts and accept air quantity and adjust signal,
And air force signal is sent on experience Management Controller in real time.
Embodiment 2
In employing activated sludge process as in sewage treatment plant's process control procedure of main technique, in order to make activity
The purification function of sludge system keeps stable, it is necessary to make sludge concentration MLSS in aeration tank keep relative equilibrium.
So, must discharge a certain amount of excess sludge every day from system, and the amount that excess sludge is discharged, it should
The sludge quantity increased equal to every day.Simultaneously in order to ensure that activated sludge is in the process state of efficient and healthful, also
Need biochemical system is carried out a number of sludge reflux.
Sludge reflux has some effect following: 1, supplements the activated sludge run off, increases content of microorganisms, protects
The treatment effect of card pollutant；2, nitrate nitrogen and nitrite nitrogen are refluxed back aeration tank, provide former for denitrification
Material；3, polyP bacteria release phosphorus, supplies nutrients for microorganism.Therefore the number of sludge reflux amount, determines exposure
Gas pond sludge concentration MLSS can balance and stability, the quality for whole sewage treatment process effect is most important.
If sludge reflux amount is too much, then easily causes sludge age in aeration tank aging, be in the mud of endogenous respiration
Too much, produce Mud up-floating or expansion, i.e. sludge settling ratio SV declines, and damages biochemical treatment system function；
If sludge reflux amount is very few, then the active mud content being present in system reduces, thus COD reduction processes
Effect, denitrification process is suppressed simultaneously, and denitrification effect also can be had a greatly reduced quality.
General sewage treatment plant, during running, can use the return sludge ratio of maximum.One wastes
The electric power resource of return sludge pump, two do not have the effective way monitored this problem in real time at present,
Sludge settling ratio SV needs personal monitoring, and once effluent quality index goes wrong, then whole system is by face
Face significant problem.
For problem above, as in figure 2 it is shown, present embodiments provide a kind of based on returned sludge pump discharge warp
Test the sewage treatment plant of Management Controller to personalize experience management control system, choose following based on above-mentioned analysis
Influence factor:
Downpayment factor: amount of inlet water, influent COD, influent ammonia nitrogen
Mid-term factor: aeration tank MLSS
Latter stage factor: water outlet ammonia nitrogen (because the purpose of sewage disposal is i.e. to reduce the pollutant levels in sewage,
So water outlet ammonia nitrogen value is influence factor, it it is again desired value.)
Controlling value: returned sludge pump discharge
The host computer that sewage treatment plant personalizes in mud capacity of returns experience Management Controller passes through water quality analyzing instrument
Collect the numerical value of above influence factor, be sent on mud capacity of returns experience Management Controller.Mud capacity of returns experience
Management Controller carries out computational analysis to it, automatically ignores abnormal data, therefore, it is possible to reduce sewage disposal
The dependence of water quality analyzing instrument in factory, once occurs that instrument is damaged, and is unlikely to produce overall control of water factory
Raw impact.
Due to above five influence factors for the impact of controlling value (returned sludge pump discharge) exist primary and secondary it
Point, the most interrelated, therefore mud capacity of returns experience Management Controller can be converted into uniform units numerical value,
Calculate final reference data in conjunction with weighted value, and according to it, returned sludge pump discharge is carried out stride formula
Adjustment.
The mud capacity of returns concrete calculation procedure of experience Management Controller is as follows:
Step 501: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, aeration tank MLSS,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for be input to dirt beforehand through host computer
Numerical value in mud capacity of returns experience Management Controller；
Step 502: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 503: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 504: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 505: the result drawn after calculating is converted into the given frequency of return sludge pump frequency converter, according to
New given frequency adjusts the flow of return sludge pump.
Said process circulation is uninterruptedly carried out, to tackle the change of the factors such as real-time water quality and quantity, process conditions
Change.
Embodiment 3
In recent years, owing to substantial amounts of nitrogenous sanitary sewage and industrial wastewater enter water body, and agrochemical
The reasons such as excessive use, the former water polluted by nitrogen index entering sewage treatment plant is more and more higher.Use activated sludge
The denitrogenation mechanism of the sewage treatment plant of method is divided into nitrifying process and denitrification process, and nitrifying process is at aerobic bar
Under part, mineralized nitrogen is nitrogen as nitrate or nitrite by nitrifier and nitrococcus；Denitrification process is to pass through
Heterotrophic denitrifying Bacteria under anaerobic environment, the nitre that will produce in nitrifying process as electron donor using organic carbon source
Acid nitrogen and cultured water are converted into nitrogen, thus reach the removal to ammonia nitrogen.
For ensureing being smoothed out of anti-nitration reaction, it is necessary to have the carbon source of abundance, the lifes on the five that i.e. we often say
Change oxygen demand BOD 5, typically require BOD5/TKN ＞ 4, it can be said that carbon source is traditional biological denitrification process
One of governing factor.And China has very many sewage treatment plants gradually to face the reduction of former water carbon-nitrogen ratio at present
Situation, in order to ensure nitric efficiency, then must select to add additional carbon.And the fluctuation of raw water quality,
The change of the water yield, causes the control when adding additional carbon and dosage to be then difficult to hold.Outward
Add that carbon source adds is few, then affect nitric efficiency, if add is too much, remaining carbon source will enter downstream
Sewage disposal link cannot be removed, cause water outlet BOD5 index to raise.
As it is shown on figure 3, present embodiments provide a kind of sewage disposal based on chemical feeding quantity experience Management Controller
Factory personalizes experience management control system, chooses following influence factor for problem above:
Downpayment factor: amount of inlet water, influent COD, influent ammonia nitrogen
Mid-term factor: nothing
Latter stage factor: water outlet ammonia nitrogen (because the purpose of sewage disposal is i.e. to reduce the pollutant levels in sewage,
So water outlet ammonia nitrogen value is influence factor, it it is again desired value.)
Controlling value: additional carbon adds pump discharge
More than the host computer that sewage treatment plant personalizes in experience Management Controller is collected by water quality analyzing instrument
The numerical value of influence factor, is sent on experience Management Controller.Experience Management Controller carries out calculating point to it
Analysis, ignores abnormal data automatically, therefore, it is possible to reduce the dependence of water quality analyzing instrument in sewage treatment plant,
Once occur that instrument is damaged, be unlikely to overall control of water factory is produced impact.
Owing to above four influence factors are main for the impact existence of controlling value (additional carbon adds pump discharge)
Taking second place point, the most interrelated, therefore experience Management Controller can be converted into uniform units numerical value, then ties
Close weighted value and calculate final reference data, and according to it, additional carbon is added pump discharge and carry out stride formula
Adjustment.
Chemical feeding quantity experience Management Controller actual value based on the influence factor received carries out computational analysis, and
Result of calculation is converted into the given frequency of frequency converter, and the step being sent to frequency converter specifically includes:
Step 601: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, water outlet ammonia nitrogen
Desired value and actual value obtain difference；Described desired value is for be input to chemical feeding quantity experience beforehand through host computer
Numerical value in Management Controller；
Step 602: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 603: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 604: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 605: the result drawn after calculating is converted into additional carbon and adds the given frequency of pump frequency conversion device,
Additional carbon is adjusted to add the flow of pump according to new given frequency.
Said process circulation is uninterruptedly carried out, to tackle the change of the factors such as real-time water quality and quantity, process conditions
Change.
Present invention also provides a kind of sewage treatment plant to personalize experience management control method, be applied to above-mentioned
Sewage treatment plant's experience management control system that personalizes includes the step to air blast aeration control:
Step 701: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: biochemistry pool DO；Latter stage factor: water outlet ammonia nitrogen；
Step 702: desired value is input in aeration rate experience Management Controller by host computer；
Step 703: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to aeration rate experience Management Controller；
Step 704: compare calculating influence factor: amount of inlet water, water inlet C0D, influent ammonia nitrogen, biochemistry pool DO,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for being input to expose beforehand through host computer
Numerical value in tolerance experience Management Controller；
Step 705: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 706: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 707: the result after above-mentioned accounting value is added for increase air quantity trend total weight value or reduces air quantity trend
Total weight value；
Step 708: the result after calculating is converted into the given frequency of blower variable frequency device, gives according to new
Frequency adjusts the air quantity of blower fan.
In a preferred embodiment, said method can also include the step to return sludge pump flow-control:
Step 801: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: aeration tank MLSS；Latter stage factor: water outlet ammonia nitrogen；
Step 802: desired value is input in sludge reflux amount experience Management Controller by host computer；
Step 803: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to sludge reflux amount experience Management Controller；
Step 804: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, aeration tank MLSS,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for be input to dirt beforehand through host computer
Numerical value in mud capacity of returns experience Management Controller；
Step 805: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 806: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 807: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 808: the result drawn after calculating is converted into the given frequency of return sludge pump frequency converter, according to
New given frequency adjusts the flow of return sludge pump.
In a preferred embodiment said method can also include additional carbon add pump control step:
Step 901: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: nothing；Latter stage factor: water outlet ammonia nitrogen；
Step 902: desired value is input in chemical feeding quantity experience Management Controller by host computer；
Step 903: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to chemical feeding quantity experience Management Controller；
Step 904: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, water outlet ammonia nitrogen
Desired value and actual value obtain difference；Described desired value is for be input to chemical feeding quantity experience beforehand through host computer
Numerical value in Management Controller；
Step 905: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 906: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 907: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 908: the result drawn after calculating is converted into the given frequency of chemical feeding quantity experience Management Controller,
Adjust additional carbon according to new given frequency and add the flow of pump.
Compared with existing control technology, operating for sewage treatment plant influence factor is defined as by this controller
Main four to five, are calculated by Real-time Collection, are changed according to sewage treatment process principle by every item data
It is that a standard unit is to calculate their weighted value (accounting value) and regulating cycle.These several shadows the most at last
Ring positive and negative feedback Signal averaging in the factor, and it is anthropomorphic to apply the fuzzy control principle of frequency converter to be formed controlling value
The logical relation that change experience controls.Participate in the regulation and control of controlling value respectively so that it is automatically close to reasonable value, from
And make desired value produce a desired effect.
It reduces fault or the measure error impact on system judged result of separate unit instrument significantly, it is ensured that whole
The stable operation of individual system.Save aeration rate, while improving the water quality index treatment effects such as TN, TP
Power consumption and medicine consumption that sewage treatment plant runs can also be reduced, improving water environment and reducing the cost of sewage disposal
Aspect has bigger effect.
The above is only the preferred embodiment of the present invention, it is noted that for the art
For those of ordinary skill, under the premise without departing from the principles of the invention, it is also possible to make some improvement and profit
Decorations, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (9)
1. a sewage treatment plant personalizes experience management control system, it is characterised in that include host computer,
Experience Management Controller, frequency converter,
Described host computer is for the actual value of the influence factor selected by Water Test Kits collection, and is sent to
Experience Management Controller；
Described experience Management Controller carries out computational analysis based on the influence factor received, and by result of calculation
It is converted into the given frequency of frequency converter, and is sent to frequency converter.
Sewage treatment plant the most according to claim 1 personalizes experience management control system, and its feature exists
In, described experience Management Controller includes the management control of aeration rate experience Management Controller, sludge reflux amount experience
Device processed and chemical feeding quantity experience Management Controller,
Described aeration rate experience Management Controller is connected with blower variable frequency device, blower variable frequency device and air blast
Connect；
Described sludge reflux amount experience Management Controller is connected with return sludge pump frequency converter, and return sludge pump becomes
Frequently device is connected with return sludge pump；
Described chemical feeding quantity experience Management Controller adds pump frequency conversion device and is connected with additional carbon, and additional carbon adds
Pump frequency conversion device adds pump with additional carbon and is connected.
Sewage treatment plant the most according to claim 2 personalizes experience management control system, and its feature exists
In,
Host computer includes to the actual value of the selected influence factor that aeration rate experience Management Controller sends: downpayment
Factor: amount of inlet water, influent COD, influent ammonia nitrogen；Mid-term factor: biochemistry pool DO；Latter stage factor: go out
Water ammonia nitrogen；
Host computer includes to the actual value of the selected influence factor that sludge reflux amount experience Management Controller sends:
Downpayment factor: amount of inlet water, influent COD, influent ammonia nitrogen；Mid-term factor: aeration tank MLSS；Latter stage because of
Element: water outlet ammonia nitrogen；
Host computer includes to the actual value of the selected influence factor that chemical feeding quantity experience Management Controller sends: downpayment
Factor: amount of inlet water, influent COD, influent ammonia nitrogen；Mid-term factor: nothing；Latter stage factor: water outlet ammonia nitrogen.
Sewage treatment plant the most according to claim 3 personalizes experience management control system, and its feature exists
In, aeration rate experience Management Controller actual value based on the influence factor received carries out computational analysis, and
Result of calculation is converted into the given frequency of frequency converter, and the step being sent to frequency converter specifically includes:
Step 401: compare calculating influence factor: amount of inlet water, water inlet C0D, influent ammonia nitrogen, biochemistry pool DO,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for being input to expose beforehand through host computer
Numerical value in tolerance experience Management Controller；
Step 402: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 403: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 404: the result after above-mentioned accounting value is added for increase air quantity trend total weight value or reduces air quantity trend
Total weight value；
Step 405: the result after calculating is converted into the given frequency of blower variable frequency device, gives according to new
Frequency adjusts the air quantity of blower fan.
Sewage treatment plant the most according to claim 3 personalizes experience management control system, and its feature exists
In, sludge reflux amount experience Management Controller actual value based on the influence factor received carries out computational analysis,
And result of calculation is converted into the given frequency of frequency converter, and the step being sent to frequency converter specifically includes:
Step 501: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, aeration tank MLSS,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for be input to dirt beforehand through host computer
Numerical value in mud capacity of returns experience Management Controller；
Step 502: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 503: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 504: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 505: the result drawn after calculating is converted into the given frequency of return sludge pump frequency converter, according to
New given frequency adjusts the flow of return sludge pump.
Sewage treatment plant the most according to claim 3 personalizes experience management control system, and its feature exists
In, chemical feeding quantity experience Management Controller actual value based on the influence factor received carries out computational analysis, and
Result of calculation is converted into the given frequency of frequency converter, and the step being sent to frequency converter specifically includes:
Step 601: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, water outlet ammonia nitrogen
Desired value and actual value obtain difference；Described desired value is for be input to chemical feeding quantity experience beforehand through host computer
Numerical value in Management Controller；
Step 602: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 603: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 604: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 605: the result drawn after calculating is converted into additional carbon and adds the given frequency of pump frequency conversion device,
Additional carbon is adjusted to add the flow of pump according to new given frequency.
7. sewage treatment plant personalizes an experience management control method, is applied to as claimed in claim 1
Sewage treatment plant personalizes in experience management control system, it is characterised in that include air blast aeration rate control
The step of system:
Step 701: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: biochemistry pool DO；Latter stage factor: water outlet ammonia nitrogen；
Step 702: desired value is input in aeration rate experience Management Controller by host computer；
Step 703: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to aeration rate experience Management Controller；
Step 704: compare calculating influence factor: amount of inlet water, water inlet C0D, influent ammonia nitrogen, biochemistry pool DO,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for being input to expose beforehand through host computer
Numerical value in tolerance experience Management Controller；
Step 705: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 706: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 707: the result after above-mentioned accounting value is added for increase air quantity trend total weight value or reduces air quantity trend
Total weight value；
Step 708: the result after calculating is converted into the given frequency of blower variable frequency device, gives according to new
Frequency adjusts the air quantity of blower fan.
Sewage treatment plant the most according to claim 7 personalizes experience management control method, and its feature exists
In, also include the step to return sludge pump flow-control:
Step 801: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: aeration tank MLSS；Latter stage factor: water outlet ammonia nitrogen；
Step 802: desired value is input in sludge reflux amount experience Management Controller by host computer；
Step 803: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to sludge reflux amount experience Management Controller；
Step 804: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, aeration tank MLSS,
The desired value of water outlet ammonia nitrogen and actual value obtain difference；Described desired value is for be input to dirt beforehand through host computer
Numerical value in mud capacity of returns experience Management Controller；
Step 805: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 806: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 807: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 808: the result drawn after calculating is converted into the given frequency of return sludge pump frequency converter, according to
New given frequency adjusts the flow of return sludge pump.
Sewage treatment plant the most according to claim 7 personalizes experience management control method, and its feature exists
In, also include additional carbon add pump control step:
Step 901: selected influence factor, selected influence factor includes: downpayment factor: amount of inlet water, enter
Water COD, influent ammonia nitrogen；Mid-term factor: nothing；Latter stage factor: water outlet ammonia nitrogen；
Step 902: desired value is input in chemical feeding quantity experience Management Controller by host computer；
Step 903: the described host computer actual value of the influence factor selected by Water Test Kits collection, and
It is sent to chemical feeding quantity experience Management Controller；
Step 904: compare calculating influence factor: amount of inlet water, influent COD, influent ammonia nitrogen, water outlet ammonia nitrogen
Desired value and actual value obtain difference；Described desired value is for be input to chemical feeding quantity experience beforehand through host computer
Numerical value in Management Controller；
Step 905: the above-mentioned desired value and the actual value that calculate are obtained difference and the unit such as does and calculate；
Step 906: by etc. unit calculate after difference carry out weight ratio and be calculated the accounting of each influence factor
Value；
Step 907: the result after above-mentioned accounting value is added for increase traffic trends total weight value and reduces traffic trends
Total weight value；
Step 908: the result drawn after calculating is converted into the given frequency of chemical feeding quantity experience Management Controller,
Adjust additional carbon according to new given frequency and add the flow of pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610470947.8A CN105906032A (en) | 2016-06-20 | 2016-06-20 | Sewage treatment plant personification experience management control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610470947.8A CN105906032A (en) | 2016-06-20 | 2016-06-20 | Sewage treatment plant personification experience management control system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105906032A true CN105906032A (en) | 2016-08-31 |
Family
ID=56759488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610470947.8A Pending CN105906032A (en) | 2016-06-20 | 2016-06-20 | Sewage treatment plant personification experience management control system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105906032A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133209A (en) * | 2018-08-29 | 2019-01-04 | 重庆工商大学 | Based on the sewage treatment intelligent regulating system simply controlled |
| CN110407401A (en) * | 2019-06-28 | 2019-11-05 | 中冶华天南京工程技术有限公司 | Intermittent aerating formula ecology trench system |
| CN111381502A (en) * | 2020-05-09 | 2020-07-07 | 青岛大学 | Intelligent sewage management and control system based on simulation learning and expert system |
| CN113479999A (en) * | 2021-07-29 | 2021-10-08 | 中建智能技术有限公司 | Sewage data processing method and device and computer equipment |
| CN114878772A (en) * | 2022-06-07 | 2022-08-09 | 中国水利水电科学研究院 | Detection early warning monitoring system applied to sewage treatment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002126779A (en) * | 2000-10-24 | 2002-05-08 | Nihon Hels Industry Corp | Sludge treatment method and apparatus used therefor |
| CN101525207A (en) * | 2009-04-15 | 2009-09-09 | 郑俊 | Integrated pre-denitrification and denitrogenation biological filter sewerage treatment process |
| CN102156432A (en) * | 2011-02-22 | 2011-08-17 | 上海市城市建设设计研究院 | Method for controlling aeration in biochemical reaction tank in real time |
| CN102328996A (en) * | 2011-06-16 | 2012-01-25 | 北京城市排水集团有限责任公司 | Device and method for optimized control over carbon source feeding in denitrification biofilter process |
| CN202542960U (en) * | 2011-12-26 | 2012-11-21 | 山东派力迪环保工程有限公司 | Aerating system energy-saving device used for sewage treatment |
| CN102902257A (en) * | 2012-10-30 | 2013-01-30 | 威水星空（北京）环境技术有限公司 | Sewage treatment process optimization and energy-saving control system and method |
| CN103663674A (en) * | 2013-12-18 | 2014-03-26 | 清华大学 | Real-time control device and control method for blast aeration process of sewage treatment plant |
| CN104238527A (en) * | 2014-09-24 | 2014-12-24 | 天津创业环保集团股份有限公司 | Precise control method of sewage treatment plant aeration total quantity |
| CN105152326A (en) * | 2015-10-08 | 2015-12-16 | 复旦大学 | Denitrification filter tank system applicable to advanced wastewater treatment |
-
2016
- 2016-06-20 CN CN201610470947.8A patent/CN105906032A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002126779A (en) * | 2000-10-24 | 2002-05-08 | Nihon Hels Industry Corp | Sludge treatment method and apparatus used therefor |
| CN101525207A (en) * | 2009-04-15 | 2009-09-09 | 郑俊 | Integrated pre-denitrification and denitrogenation biological filter sewerage treatment process |
| CN102156432A (en) * | 2011-02-22 | 2011-08-17 | 上海市城市建设设计研究院 | Method for controlling aeration in biochemical reaction tank in real time |
| CN102328996A (en) * | 2011-06-16 | 2012-01-25 | 北京城市排水集团有限责任公司 | Device and method for optimized control over carbon source feeding in denitrification biofilter process |
| CN202542960U (en) * | 2011-12-26 | 2012-11-21 | 山东派力迪环保工程有限公司 | Aerating system energy-saving device used for sewage treatment |
| CN102902257A (en) * | 2012-10-30 | 2013-01-30 | 威水星空（北京）环境技术有限公司 | Sewage treatment process optimization and energy-saving control system and method |
| CN103663674A (en) * | 2013-12-18 | 2014-03-26 | 清华大学 | Real-time control device and control method for blast aeration process of sewage treatment plant |
| CN104238527A (en) * | 2014-09-24 | 2014-12-24 | 天津创业环保集团股份有限公司 | Precise control method of sewage treatment plant aeration total quantity |
| CN105152326A (en) * | 2015-10-08 | 2015-12-16 | 复旦大学 | Denitrification filter tank system applicable to advanced wastewater treatment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133209A (en) * | 2018-08-29 | 2019-01-04 | 重庆工商大学 | Based on the sewage treatment intelligent regulating system simply controlled |
| CN109133209B (en) * | 2018-08-29 | 2021-07-16 | 重庆工商大学 | Sewage treatment intelligent regulation system based on simple control |
| CN110407401A (en) * | 2019-06-28 | 2019-11-05 | 中冶华天南京工程技术有限公司 | Intermittent aerating formula ecology trench system |
| CN111381502A (en) * | 2020-05-09 | 2020-07-07 | 青岛大学 | Intelligent sewage management and control system based on simulation learning and expert system |
| CN113479999A (en) * | 2021-07-29 | 2021-10-08 | 中建智能技术有限公司 | Sewage data processing method and device and computer equipment |
| CN113479999B (en) * | 2021-07-29 | 2022-09-13 | 中建智能技术有限公司 | Sewage data processing method and device and computer equipment |
| CN114878772A (en) * | 2022-06-07 | 2022-08-09 | 中国水利水电科学研究院 | Detection early warning monitoring system applied to sewage treatment |
| CN114878772B (en) * | 2022-06-07 | 2023-02-21 | 中国水利水电科学研究院 | Detection early warning monitoring system applied to sewage treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Luo et al. | A novel index of total oxygen demand for the comprehensive evaluation of energy consumption for urban wastewater treatment | |
| CN105906032A (en) | Sewage treatment plant personification experience management control system and method | |
| CN106495321B (en) | Biological tank process optimization and operation control system and its control method | |
| CN100486913C (en) | Front denitrification sewage treater, treatment, its automatic controller and control thereof | |
| CN104238527A (en) | Precise control method of sewage treatment plant aeration total quantity | |
| CN111470628B (en) | Carbon source medicament adding equipment and adding method | |
| CN114380386B (en) | Automatic control method and device for external carbon source addition in sewage treatment | |
| CN108569756A (en) | A kind of Intellectualized sewage water treatment process control new method（EBIS） | |
| Lee et al. | Evaluation of aeration energy saving in two modified activated sludge processes | |
| CN112875859A (en) | Sewage nitrogen and phosphorus removal control system based on AOA technology | |
| CN110104778A (en) | A kind of air quantity control system | |
| CN109205808A (en) | A kind of accurate aeration control method based on water outlet ammonia nitrogen and dissolved oxygen | |
| Peng et al. | Use of pH as fuzzy control parameter for nitrification under different alkalinity in SBR process | |
| CN216997850U (en) | Carbon source adding device for AAO process sewage treatment | |
| Wang et al. | Nitrification-denitrification via nitrite for nitrogen removal from high nitrogen soybean wastewater with on-line fuzzy control | |
| CN111087073B (en) | Sewage treatment biochemical oxygen demand control system and method based on synchronous nitrification and denitrification mechanism | |
| CN117023841A (en) | Water treatment system and method for intelligent water plant | |
| CN110436626A (en) | A kind of Anammox coupling denitrification Composite denitrification system and quick start method | |
| CN116589096A (en) | Multi-mode AAO-MBR (anaerobic-anoxic-oxic-Membrane biological reactor) technical process control system and method | |
| Wu et al. | Enhanced nitrogen removal under low-temperature and high-load conditions by optimization of the operating modes and control parameters in the CAST system for municipal wastewater | |
| CN110655176A (en) | Sewage treatment aeration rate feedforward control method based on clustering | |
| CN114538538A (en) | Total nitrogen control system and method for sewage plant | |
| CN210974077U (en) | Sequencing batch activated sludge process variant equipment applied to small-sized sewage treatment | |
| CN114790039A (en) | Intelligent denitrification regulation and control method and system for aquaculture wastewater | |
| CN212425586U (en) | Biochemical oxygen demand control system based on synchronous nitrification and denitrification mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |