CN103744362A - Wastewater electrochemical treatment process intelligent control system and intelligent control method thereof - Google Patents
Wastewater electrochemical treatment process intelligent control system and intelligent control method thereof Download PDFInfo
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- CN103744362A CN103744362A CN201310653722.2A CN201310653722A CN103744362A CN 103744362 A CN103744362 A CN 103744362A CN 201310653722 A CN201310653722 A CN 201310653722A CN 103744362 A CN103744362 A CN 103744362A
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Abstract
The invention discloses a wastewater electrochemical treatment process intelligent control system. The wastewater electrochemical treatment process intelligent control system comprises a feedforward module, an intelligent control module, an adjustment parameter integration module, a wastewater electrochemical treatment module and a measuring module. The feedforward module is used to acquire water quality index data of raw water before treatment, integrate the data, and send the integrated data to the intelligent control module. The intelligent control module is used to perform optimization operation on the water quality index data of the raw water, and select and adopt a corresponding adjustment parameter combination to perform control. The adjustment parameter integration module is used to adjust parameters required in the wastewater electrochemical treatment process. The wastewater electrochemical treatment module is used to perform wastewater electrochemical treatment. The measuring module is used to detect water quality index data after treatment, and send the detection result to the intelligent control module. The invention also discloses a wastewater electrochemical treatment process intelligent control method. According to the wastewater electrochemical treatment process intelligent control system and the intelligent control method provided in the invention, different adjustment parameter combinations can be adopted according to different water quality changes of water to be treated to perform control, so that the quality of the treated wastewater can be improved.
Description
Technical field
The present invention relates to sewage treatment area, be specifically related to a kind of sewage electrification processing procedure intelligent control system and intelligent control method thereof.
Background technology
Along with the growth of national economy and the enhancing of Public environmental attitude, wastewater treatment automatic technology has welcome unprecedented opportunity to develop.At existing employing electrochemical method, dispose of sewage in production run, at present basic along in order to processing time length and simply the mode of regulation voltage height or size of current control the effluent quality of electrification processing, due to this control method configuration simple coarse, adjusting parameter is single, and can not to controlled plant in process of production the complexity of water quality change and make timely and effectively response, therefore it is large mostly to exist sewage water-quality guideline fluctuation after electrification is processed, the frequency is high, production run fluctuation of service, electrification treatment effect is unreliable, the common problem that processing cost is high.Because this control method configuration is simple, the control quality that it forms and performance far can not meet the requirement of actual production, make sewage electrification processing production process be difficult to realize stable and effectively control, although domestic, there is the report of some experiments and patent, but all can not fundamentally solve problems, so still can not popularize at present and real large-scale promotion application in wastewater treatment actual production process.
Summary of the invention
The technical problem to be solved in the present invention is the defect that overcomes prior art, provide a kind of and in sewage treatment process, reach stable effluent quality, processing production process is stable, processing cost is low, and make electrochemical treatment effect true and reliable, to control system quality and performance control system and control method that significantly promote, that can realize the control of sewage electrification processing production process automatic intelligent.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of sewage electrification of the present invention processing procedure intelligent control system, comprises feed-forward module, intelligent control module, adjusting parameter integration module, sewage electrification processing module and measurement module, wherein:
Feed-forward module, for raw water quality achievement data before acquisition process, integrates raw water quality achievement data before the processing of collection, and sends to intelligent control module;
Intelligent control module, for water-quality guideline data after the processing that before the processing sending according to described feed-forward module, raw water quality achievement data and measurement module send, carries out on-line optimization computing, selects to take to regulate accordingly that parameter group is incompatible controls;
Regulate parameter integration module, for the corresponding adjusting parameter combinations of selecting according to described intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
Sewage electrification processing module, for the parameter regulating according to described adjusting parameter integration module, carries out sewage electrification and processes;
Measurement module, for detection of the achievement data of water quality after processing, and sends to described intelligent control module by testing result.
Further, the parameter of described feed-forward module includes but are not limited to: temperature, pH value, conductance, turbidity, dissolved oxygen, chlorine residue, COD value, SS value, BOD value and NH3-N value.
Further, described intelligent control module also for:
Raw water quality achievement data is carried out to pre-service;
Determine auxiliary variable;
Rejecting abnormalities data;
Sewage electrification processing production process is realized to sewage disposal device automatic feeding/discharging water, production system temperature, pressure, flow, liquid level, chemical composition and carry out online automatic detection and control;
Data are carried out to providing data formatting, standardization.
A kind of sewage electrification processing procedure intelligent control method, comprises the following steps:
(1), by raw water quality achievement data before feed-forward module acquisition process, raw water quality achievement data before the processing of collection is integrated, and sent to intelligent control module;
(2) water-quality guideline data after the processing that the raw water quality achievement data by intelligent control module, feed-forward module being sent and measurement module send, carry out on-line optimization computing, select to take to regulate accordingly that parameter group is incompatible controls;
(3), by the corresponding adjusting parameter combinations that regulates parameter integration module to select according to intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
(4) parameter being regulated according to adjusting parameter integration module by sewage electrification processing module, carries out sewage electrification and processes;
(5) by measurement module, to processing rear water quality, detected, obtain achievement data, and testing result is sent to described intelligent control module, by intelligent control module, testing result and presupposed information are contrasted, and make corresponding correction according to deviation.
The present invention is with the difference that feedforward adds the classic method of feedback loop closed-loop regulating system, for the various interference of controlled plant, adjusting parameter integration technology (current collection amount has been used in embedding, voltage, electric current, frequency, waveform, time, electrode separation, multiple electrode, the screening and optimizing combination of the multivariate parameters such as the electrode of unlike material) respond timely and effectively and overcome interference, the regulating system of configuration can either be followed according to the raw water quality of electrochemical treatment facility water inlet and (for example: temperature be detected data like this, pH value, conductance, turbidity, dissolved oxygen, chlorine residue, COD value, SS value, BOD, NH3-N value etc.) as feedforward parameter, carry out setting value and revise in good time, again can be according to the water quality testing data of sewage disposal device water outlet (for example: COD, the value of NH3-N value etc. and other required control) as controlled variable, carry out in good time drift correction, thereby reach the object of effective control.This is just on the basis of traditional regulative mode, and the method for employing new technology is further abundant and optimized system configuration.
The beneficial effect that the present invention reaches is:
(1) in sewage electrification processing procedure, because influent quality comes and go, this method can change according to it, by feedforward amount is carried out after intellectualized module computing, from regulating parameter integration module to transfer corresponding, different incompatible controls of adjusting parameter group, thereby overcome timely and effectively water inlet, disturb the controlled variable close loop control circuit of coupling system configuration, can stablize and accurately improve the quality of processed sewage, make electrochemical treatment effect true and reliable.
(2) owing to having adopted sewage electrification to process the method for automatic intelligent control, make can keep production run stable, safe, reliable in sewage electrification processing production process, and can move continuously by unmanned, so can in actual production, apply.
(3) owing to having adopted sewage electrification to process the method for automatic intelligent control, make in sewage electrification processing production process, by adopting after intellectualized module computing, regulate parameter integration module to take corresponding, different regulative modes to control, so more superior than existing simple control method, control effectively, targetedly and reduced cost of sewage disposal.
(4) the multi-functional closed-loop regulating system that adopts intelligent control module and regulate parameter integration module and former water feed-forward module to be configured to, than traditional feedforward, adding feedback closed loop regulating system has increased intelligent computing and has regulated parameter integration module, further optimize the configuration of traditional regulative mode, thereby promoted quality and the performance of regulating system.
(5) according to the relevant emission standards of the discharge capacity of sewage and national regulation, the method can be applicable to the requirement of automatic intelligent control in process of production of all kinds of sewage electrification treatment facility, also goes for the Automation of Manufacturing Process Based Intelligent Control requirement of the modular combination electrification treatment facility that production capacity varies in size.
(6) owing to being also applicable to the automatic intelligent control of continuously uninterrupted sewage treatment process, therefore, can be used widely in existing and newly-built all kinds of sewage treatment plants.Because control quality and the performance of this invention improve, so wastewater treatment water-quality guideline is stable, production run is reliable, cost of sewage disposal also can obtain to a certain extent and reduce.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is that traditional feedforward adds feedback loop closed loop adjustment method flow diagram;
Fig. 2 is a kind of sewage electrification of the present invention processing procedure intelligent control method process flow diagram.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
As shown in Figure 2, a kind of sewage electrification processing procedure intelligent control system, comprises feed-forward module, intelligent control module, adjusting parameter integration module, sewage electrification processing module and measurement module, wherein:
Feed-forward module, for raw water quality achievement data before acquisition process, integrates raw water quality achievement data before the processing of collection, and sends to intelligent control module;
Intelligent control module, for water-quality guideline data after the processing that before the processing sending according to described feed-forward module, raw water quality achievement data and measurement module send, carries out on-line optimization computing, selects to take to regulate accordingly that parameter group is incompatible controls;
Regulate parameter integration module, for the corresponding adjusting parameter combinations of selecting according to described intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
Sewage electrification processing module, for the parameter regulating according to described adjusting parameter integration module, carries out sewage electrification and processes;
Measurement module, for detection of the achievement data of water quality after processing, and sends to described intelligent control module by testing result.
Further, the parameter of described feed-forward module comprises: temperature, pH value, conductance, turbidity, dissolved oxygen, chlorine residue, COD value, SS value, BOD value and NH3-N value etc.
Further, described intelligent control module also for:
Raw water quality achievement data is carried out to pre-service;
Determine auxiliary variable;
Rejecting abnormalities data;
Sewage electrification processing production process is realized to sewage disposal device automatic feeding/discharging water, production system temperature, pressure, flow, liquid level, chemical composition and carry out online automatic detection and control;
Data are carried out to providing data formatting, standardization.
A kind of sewage electrification processing procedure intelligent control method, comprises the following steps:
(1), by raw water quality achievement data before feed-forward module acquisition process, raw water quality achievement data before the processing of collection is integrated, and sent to intelligent control module;
(2) water-quality guideline data after the processing that the raw water quality achievement data by intelligent control module, feed-forward module being sent and measurement module send, carry out on-line optimization computing, select to take to regulate accordingly that parameter group is incompatible controls;
(3), by the corresponding adjusting parameter combinations that regulates parameter integration module to select according to intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
(4) parameter being regulated according to adjusting parameter integration module by sewage electrification processing module, carries out sewage electrification and processes;
(5) by measurement module, to processing rear water quality, detected, obtain achievement data, and testing result is sent to described intelligent control module, by intelligent control module, testing result and presupposed information are contrasted, and make corresponding correction according to deviation.
To add feedback loop closed loop adjustment method (as shown in Figure 1) different from traditional feedforward, sewage electrification processing procedure intelligent control system of the present invention and intelligent control method, a large amount of raw water quality achievement datas of needs collection are integrated into feed-forward module, with intelligent control module, substitute traditional regulator, to regulate parameter integration module and sewage electrification processing module to substitute traditional topworks, thereby quality and the performance of regulating system have been promoted on the whole.
Sewage electrification processing production process intelligent control system provided by the invention and intelligent control method, can be according to the in good time variation of water quality after the in good time variation of raw water quality index before processing and processing, take different incompatible controls of adjusting parameter group, thereby guaranteeing under processed sewage quality prerequisite up to standard, optimized control system configuration, improve the control quality of system, strengthened the reliability of Automation of Manufacturing Process control, reduced energy consumption.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. a sewage electrification processing procedure intelligent control system, is characterized in that, comprises feed-forward module, intelligent control module, adjusting parameter integration module, sewage electrification processing module and measurement module, wherein:
Feed-forward module, raw water quality achievement data before processing for online acquisition, integrates raw water quality achievement data before the processing of collection, and sends to intelligent control module;
Intelligent control module, the achievement data of water quality, carries out on-line optimization computing for raw water quality achievement data before the processing sending according to described feed-forward module and after processing, and selects to take to regulate accordingly that parameter group is incompatible controls;
Regulate parameter integration module, for the corresponding adjusting parameter combinations of selecting according to described intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
Sewage electrification processing module, for the parameter regulating according to described adjusting parameter integration module, carries out sewage electrification and processes;
Measurement module, for the achievement data of water quality after online Check processing, and sends to described intelligent control module by testing result.
2. a kind of sewage electrification processing procedure intelligent control system according to claim 1, it is characterized in that, the parameter of described feed-forward module online acquisition comprises: temperature, pH value, conductance, turbidity, dissolved oxygen, chlorine residue, COD value, SS value, BOD value and NH3-N value.
3. a kind of sewage electrification processing production process intelligent control system according to claim 1, is characterized in that, described intelligent control module also for:
Raw water quality achievement data is carried out to pre-service;
Determine auxiliary variable;
Rejecting abnormalities data;
Sewage electrification processing production process is realized to sewage disposal device automatic feeding/discharging water, production system temperature, pressure, flow, liquid level, chemical composition and carry out online automatic detection and control;
Data are carried out to providing data formatting, standardization.
4. a kind of sewage electrification processing procedure intelligent control system according to claim 1, it is characterized in that, described adjusting parameter integration module, it regulates parameter combinations to comprise: electric weight, time, voltage, electric current, frequency, waveform, electrode separation, multiple electrode, unlike material electrode.
5. use an intelligent control method for sewage electrification processing procedure intelligent control system as claimed in claim 1, it is characterized in that, comprise the following steps:
(1) by feed-forward module online acquisition, process front raw water quality achievement data, raw water quality achievement data before the processing of collection is integrated, and sent to intelligent control module;
(2) water-quality guideline data after the processing that the raw water quality achievement data by intelligent control module, feed-forward module being sent and measurement module send, carry out on-line optimization computing, select to take to regulate accordingly that parameter group is incompatible controls;
(3), by the corresponding adjusting parameter combinations that regulates parameter integration module to select according to intelligent control module, the required parameter of sewage electrification processing procedure is regulated;
(4) parameter being regulated according to adjusting parameter integration module by sewage electrification processing module, carries out sewage electrification and processes;
(5) by measurement module, to processing rear water quality, detected online, obtain achievement data, and testing result is sent to described intelligent control module, by intelligent control module, testing result and presupposed information are contrasted, and make corresponding correction according to deviation.
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| CN106348408A (en) * | 2016-08-30 | 2017-01-25 | 河南华东工控技术有限公司 | Intelligent dosing system |
| CN107450454A (en) * | 2017-09-26 | 2017-12-08 | 南京哈卢信息科技有限公司 | Sewage disposal emission monitoring system based on technology of Internet of things |
| CN111646608A (en) * | 2019-12-11 | 2020-09-11 | 浙江美纳环保科技有限公司 | Skid-mounted system for electrochemically treating various kinds of sewage |
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