CN111122665B - Method for monitoring industrial enterprise wastewater quality by conductivity - Google Patents
Method for monitoring industrial enterprise wastewater quality by conductivity Download PDFInfo
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- CN111122665B CN111122665B CN201911381271.5A CN201911381271A CN111122665B CN 111122665 B CN111122665 B CN 111122665B CN 201911381271 A CN201911381271 A CN 201911381271A CN 111122665 B CN111122665 B CN 111122665B
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Abstract
The invention discloses a method for monitoring the water quality of industrial enterprise wastewater by conductivity, which comprises the following steps: the front-end water taking device collects a wastewater sample of the pretreatment wastewater discharge port; analyzing the collected water sample by a characteristic factor on-line monitoring instrument and an on-line conductivity meter; the online conductivity meter performs qualitative analysis on the water quality condition through conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless is adopted for data transmission, and the client monitors the water quality condition of the sewage outlet of an enterprise in real time; when the real-time data of the sewage discharge is monitored to exceed the standard; the automatic water quality sampler collects water samples and the water quality exceeding sample retention device to carry out water sample backup, and the water sample backup is used as law enforcement basis of a supervision department; meanwhile, the back-end platform software automatically records and counts out the out-of-standard enterprise name and out-of-standard value, and sends a short message to the environment-friendly law enforcement personnel receiving end through the short message gateway. The invention can monitor the water quality of sewage discharged by a plurality of enterprises on line in real time.
Description
Technical Field
The invention relates to the field of water quality monitoring, in particular to a method for auxiliary judgment of enterprise sewage water quality by conductivity.
Background
With the high-speed development of economy and urbanization in China, environmental protection plays a very critical role in urban construction. For a long time, no effective supervision means is available for supervision and management of industrial pollution sources and environmental protection law enforcement, and phenomena of out-of-standard emission and theft emission occur sometimes, so that environmental supervision has heavy work tasks and great difficulty.
At present, the automatic control technology, the data communication technology, the database technology, the geographic information technology and the intelligent automation technology are rapidly developed, and how to fully utilize the technologies to build a perfect and advanced monitoring system is an important content of the construction of environmental monitoring work and an important development trend of the current environmental monitoring. The collection and monitoring of pollution source monitoring information is an important basic work of environmental management and is a main means adopted at present.
In recent years, environmental pollution source monitoring work has been rapidly developed, but environmental treatment has different development levels based on environmental protection departments, enterprise self factors and other various reasons, and some enterprise units still depend on a lagged manual detection means and depend on instruments without storage and communication functions.
At present, a water quality on-line monitoring instrument and a pipeline flowmeter are installed at the water inlet and the water outlet of most sewage treatment plants to monitor the water quality condition, the flow rate and the flow velocity in jurisdictions and the like. The pipeline type flowmeter is installed at the sewage discharge port of the key enterprise to monitor and count the total sewage discharge amount of the enterprise.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides the method for monitoring the water quality of the industrial enterprise wastewater by using the conductivity, which can realize the effects of monitoring the water quality of the wastewater discharged by a plurality of enterprises on line in real time and effectively controlling the behaviors of the exceeding discharge and the stealing discharge of the enterprises.
The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the invention is as follows:
a method for monitoring the water quality of industrial enterprise wastewater by conductivity comprises the following steps: the front-end water taking device collects a wastewater sample of the pretreatment wastewater discharge port; analyzing the collected water sample by a characteristic factor on-line monitoring instrument and an on-line conductivity meter; the online conductivity meter performs qualitative analysis on the water quality condition through conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless is adopted for data transmission, and the client monitors the water quality condition of the sewage outlet of an enterprise in real time; the characteristic factor on-line monitoring instrument and the on-line conductivity meter monitor that the real-time data of the sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the water quality automatic sampler to acquire a water sample; the data acquisition and transmission instrument automatically links the water quality exceeding sample reserving device to carry out water sample backup or the platform actively and remotely controls the water quality exceeding sample reserving device to collect water samples; meanwhile, the back-end platform software automatically records and counts out the out-of-standard enterprise name and out-of-standard value, and sends a short message to the environment-friendly law enforcement personnel receiving end through the short message gateway.
Further, the online automatic monitoring management system comprises a three-layer application system structure; the three-layer application architecture comprises an interface layer, a logic layer and a data access layer; the interface layer is realized through a www browser; the logic layer comprises service and business functions and is used for disclosing the core demands through a general method; the data access layer performs operation and access to each mainstream database through the ORM technology.
Furthermore, the online automatic monitoring management system is constructed on an advanced B/S three-layer application system structure, and adopts SPA technology, JSP technology, EJB technology, XML technology and object-oriented programming technology to run complex business processing logic, flow control logic and data access logic on an application server through Enterprise Java Beans (EJB) components to form basic services.
Further, the on-line automatic monitoring management system also comprises a software component technology; the software component technology is based on object-oriented, centered on plug-and-play software concepts that are available immediately after embedding, and builds an architecture of an application by a combination of components.
Furthermore, the online automatic monitoring management system develops and adopts a cross-platform technology based on J2EE and EJB JAVA.
Further, the online automatic monitoring management system further comprises a Vue framework; the Vue framework can be applied layer by layer from bottom up.
Further, the online automatic monitoring management system further comprises a RESTful API technology; the RESTful API is provided by the SERVER to be called, the front-end calling API initiates an HTTP request to the SERVER, and the SERVER responds to the request to feed back a processing result to the front end.
Further, the method also comprises a qualitative analysis and judgment method of conductivity; the qualitative analysis and judgment method of the conductivity is that the conductivity value has positive correlation with the conventional water quality monitoring factors COD, ammonia nitrogen and total phosphorus, and one to two characteristic factors of the COD, the ammonia nitrogen and the total phosphorus are out of standard when the conductivity value reaches 600 us/cm; meanwhile, the conductivity value does not change with the dilution multiple by the same multiple by diluting the water sample by 10 times and analyzing the result by 100 times.
Further, the specific embodiments are as follows:
the equipment power supply cable is accessed, the equipment cable adopts a nearby access principle according to the field condition of an enterprise, the wire specification adopts a national standard YJV3 x 4mm2 copper core cable, and the cable routing adopts a PVC32 threading pipe and is laid according to related specifications; the installation involves grooving of the outdoor cement pavement, breaking of the green belt, and restoration of the cement pavement and the green belt to the original state after the cable is laid;
the method comprises the steps of manufacturing an outdoor integrated control cabinet mounting foundation, wherein the mounting foundation is not more than 1500 x 1000 x 500mm (length x width x height) according to the specification of the outdoor integrated control cabinet, the underground is 300mm, the ground is 200mm, concrete pouring is adopted for the foundation, and the grounding treatment of a cabinet body is finished; the installation involves cement pavement excavation and green belt earth breaking, and the construction is finished and the original state is restored;
newly-built water collecting wells or original wells are modified, the newly-built water collecting wells or original wells are modified to have the specification of 1200 x 3500mm (length x width x depth), the water drainage pipeline reaches the water collection depth of not less than 500mm at the bottom of the well, anti-seepage treatment is carried out, and the water collection requirement is met; the water collecting well steel bar secondary steel has the steel bar specification of 16mm, 200mm, 2 layers, 2 double layers, the thickness of 200mm and the reference number of C25 concrete, and a grabbing ladder is arranged on the inner side;
the water taking and draining pipeline and the sensor pipeline are laid, the water taking and draining pipeline adopts UPVC20 material pipes, the conductivity sensor adopts PVC25 material pipe threading cables, and the water taking and draining pipeline and the sensor pipeline are laid according to relevant specifications according to the field condition; the method relates to water way surface excavation and green belt earth breaking, and the original state is required to be recovered after completion; the drainage pipeline needs to be taken into consideration, and is convenient to operate and maintain in the later period, and convenient to detach and replace.
Further, the online conductivity meter comprises a conductivity detection probe; one end of the conductivity detection probe is electrically connected with a detection device in the online conductivity meter through a wire; the other end of the conductivity detection probe extends to be a contact end; the contact end is in contact with the detection liquid; the contact end comprises a turbulent flow column, a semi-ring sector body and a water flow channel; the turbulent flow column is embedded into the contact end; the plurality of the semi-ring sector bodies buckle the plurality of the turbulent flow columns to form an arc structure; the two arc structures are arranged in a recessed way in opposite directions to form a water flow channel; the water flow channel is in a structure with thick middle and thin two ends.
The beneficial effects are that: the novel method for monitoring the wastewater quality of industrial enterprises by using the conductivity adopts a three-layer application system structure, so that the safety, the expandability, the flexibility and the maintainability of the system can be fully ensured; the system is constructed on an advanced B/S three-layer application system structure, adopts SPA technology, JSP technology, EJB technology, XML technology and object-oriented programming technology, realizes complex business processing logic, flow control logic and data access logic through Enterprise Java Beans (EJB) components, and runs on an application server to realize quick deployment and flexible adjustment of business logic; the RESTful API is called by the SERVER by providing a front end, the front end calling API initiates an HTTP request to the SERVER, and the SERVER responds to the request to feed back a processing result to the front end; the water quality of sewage discharged by a plurality of enterprises can be monitored in real time through the client; the method can achieve the aims of real-time monitoring, accurate discovery, quick response, emergency treatment, comprehensive supervision and point-surface combination.
Drawings
FIG. 1 is a schematic diagram of a method implementation;
FIG. 2 is a diagram of the structure of the conductivity probe;
FIG. 3 is a cross-sectional view of the contact end of the conductivity probe;
FIG. 4 is a diagram of newly built or original well reconstruction design a;
FIG. 5 is a newly built water well or original well reconstruction design b;
FIG. 6 is a graph of technical parameters of the 0-type industrial conductivity electrode.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1: a method for monitoring the water quality of industrial enterprise wastewater by conductivity comprises the following steps: the front-end water taking device collects a wastewater sample of the pretreatment wastewater discharge port; analyzing the collected water sample by a characteristic factor on-line monitoring instrument and an on-line conductivity meter; the online conductivity meter performs qualitative analysis on the water quality condition through conductivity; the back end is provided with a cloud platform, a pollution source online automatic monitoring management system is deployed, GPRS wireless is adopted to carry out data transmission, GPRS English is called General packet radio service for short, chinese names are general wireless packet service, and the method is a wireless packet switching technology based on a GSM system (global system for mobile communication (Global System for Mobile Communications)) and provides end-to-end and wide-area wireless IP connection; the client monitors the water quality condition of the sewage outlet of the enterprise in real time; the characteristic factor on-line monitoring instrument and the on-line conductivity meter monitor that the real-time data of the sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the water quality automatic sampler to acquire a water sample; the data acquisition and transmission instrument automatically links the water quality exceeding sample reserving device to carry out water sample backup or the platform actively and remotely controls the water quality exceeding sample reserving device to collect water samples; meanwhile, the back-end platform software automatically records and counts out the out-of-standard enterprise name and out-of-standard value, and sends a short message to an environment-friendly law enforcement officer through a short message gateway; environmental protection law enforcement personnel take the reserved sample to the enterprise site and send it to laboratory for analysis; the online conductivity meter and the characteristic factor online monitoring instrument can mutually cooperate to detect the linear reaction of various characteristic factors, so that the novel method for monitoring the water quality condition of the sewage discharged by a plurality of enterprises in real time at the client side is realized, the work task of environmental protection monitoring is lightened, and the monitoring and control of the conditions and behaviors of the excessive discharge and the illegal discharge of the enterprises are facilitated.
The online automatic monitoring management system comprises a three-layer application system structure; the three-layer application architecture comprises an interface layer, a logic layer and a data access layer; the interface layer is realized by a www browser, and can support the main stream of the browser such as IE, firefox, chrome and the like; the logic layer comprises service and business functions and is used for disclosing the core demands through a general method; the data access layer performs operation and access to each main stream database through an ORM technology (object relation mapping (Object Relational Mapping, ORM for short)). The design of the three-layer application system structure can fully ensure the requirements of the system in the aspects of safety, easy expansion, flexibility, easy maintenance and the like.
The online automatic monitoring management system is constructed on an advanced B/S (Browser/Server) three-layer application architecture, adopts SPA technology (single page Web application (single page Web application, SPA)), JSP technology (JSP (fully called JavaServer Pages), EJB technology (Enterprise JavaBean, EJB) which is a Server side manageable component for constructing Enterprise-level applications), XML technology (extensible markup language, a subset of standard universal markup language, XML for short) and object-oriented programming technology, runs complex business processing logic, flow control logic and data access logic on an application Server through Enterprise Java Beans (EJB) components to form basic services, and simultaneously, combines WebAPI, XML, JSON and other technologies, can effectively provide abundant, timely and responsive user interfaces for devices such as an IOS (input/output) end, an Android client and the like, is convenient to operate, easy to deploy, convenient to operate, quick to implement, easy to deploy, and easy to use, and easy to manage, and has the characteristics of convenient and rapid operation, easy to deploy, and easy to implement, and rapid to use.
The on-line automatic monitoring management system also comprises a software component technology; the software component technology is based on object-oriented, and uses plug-and-play software concepts which can be used immediately after embedding as centers, and an application system is established through the combination of components; the components are reusable software components that can be used to construct other software; it may be encapsulated object classes, class trees, some functional modules, software frameworks (or architectures), documents, analytics, design patterns, etc.; the online automatic monitoring management system utilizes the existing software components, can greatly improve the production efficiency, reduce a great deal of repeated labor and save the time cost.
The online automatic monitoring management system adopts J2EE (the whole name of J2EE is Java 2Platform Enterprise Edition, the enterprise-level distributed application program development specification) and EJB cross-platform technology based on JAVA. Java is a widely used network programming language, which is a new computing concept; as a programming language, the system is a simple, object-oriented and machine-independent structure, has portability, independence and safety, provides a concurrent mechanism and has high performance; it makes maximum use of the network; the JavaBean provides a very good component model that can be used on any J2 EE-enabled operating system and application server; enterprise JavaBean (EJB) standards body development group may focus on the development of business logic, encapsulating bases into different JavaBean, with EJB responsible for all enterprise-level services such as: synchronization, persistence, transaction management, naming service, object distribution, and resource management; EJB-based application systems have good security, mobility, scalability and cross-platform properties.
The online automatic monitoring management system also comprises a Vue framework, wherein the Vue is a set of progressive JavaScript framework for constructing a user interface; the Vue framework can be applied layer by layer from bottom to top; the core library of the Vue only focuses on the view layer, so that the integration with a third party library or an existing project is facilitated; on the other hand, vue is also fully capable of providing drivers for complex single page applications when used in conjunction with modern toolchains and various supporting class libraries.
The online automatic monitoring management system also comprises RESTful API technology; RESTFUL is a design style and development mode of network application programs, and can be defined by XML format or JSON format based on HTTP; the RESTful API is provided by the SERVER to be called, the front-end calling API initiates an HTTP request to the SERVER, and the SERVER responds to the request to feed back a processing result to the front end. The manager requests received by the front ends are processed by one SERVER and returned to different front ends, which is the most scientific and economical way; the RESTful API is a set of protocols to specify the interaction of multiple forms of front-ends and the same SERVER.
The method also comprises a qualitative analysis and judgment method of conductivity; the qualitative analysis and judgment method of the conductivity is that the conductivity value has a certain positive correlation with the conventional water quality monitoring factor COD (chemical oxygen demand COD (Chemical Oxygen Demand) is the amount of reducing substances to be oxidized in a water sample measured by a chemical method), ammonia nitrogen and total phosphorus, and generally when the conductivity value reaches 600us/cm, one to two characteristic factors of the COD, the ammonia nitrogen and the total phosphorus exceed the standard; meanwhile, the conductivity value does not generate equivalent multiple change along with the dilution multiple by diluting the water sample by 10 times and analyzing the result of 100 times; according to the theoretical basis and the actual measurement result of the conductivity qualitative analysis judging method, the feasibility of the scheme can be supported; meanwhile, aiming at the condition that the conductivity value cannot linearly reflect the abnormality of all the characteristic factors, the characteristic factor on-line monitoring instrument is additionally arranged, the detection accuracy is enhanced, the management and control of the water environment pollution risk in the town district are enhanced, and the emergency disposal speed of environmental events is improved. On-line monitoring instruments such as conductivity meter, characteristic factor on-line monitoring instrument, data acquisition transmission appearance and quality of water automatic sampler are installed at enterprise sewage discharge port, utilize the electric conductivity to assist to judge the actual qualitative meaning of enterprise sewage quality of water condition.
The specific embodiment is as follows:
the equipment power supply cable is accessed, the equipment cable adopts a nearby access principle according to the field condition of an enterprise, the wire specification adopts a national standard YJV3 x 4mm2 copper core cable, and the cable routing adopts a PVC32 threading pipe and is laid according to related specifications; the installation involves grooving of the outdoor cement pavement, breaking of the green belt, and restoration of the cement pavement and the green belt to the original state after the cable is laid; the damage and the influence on the environment construction of the road are avoided.
The method comprises the steps of manufacturing an outdoor integrated control cabinet mounting foundation, wherein the mounting foundation is not more than 1500 x 1000 x 500mm (length x width x height) according to the specification of the outdoor integrated control cabinet, the underground is 300mm, the ground is 200mm, concrete pouring is adopted for the foundation, and the grounding treatment of a cabinet body is finished, so that the safety is ensured; the installation involves cement pavement excavation and green belt earth breaking, and the construction is finished and the original state is restored; the environment is not destroyed.
Newly-built water collecting wells or original wells are modified, the newly-built water collecting wells or original wells are modified to have the specification of 1200 x 3500mm (length x width x depth), the water drainage pipeline reaches the water collection depth of not less than 500mm at the bottom of the well, anti-seepage treatment is carried out, and the water collection requirement is met; the water collecting well steel bar secondary steel has the steel bar specification of 16mm, 200mm, 2 layers, 2 double layers, the thickness of 200mm and the reference number of C25 concrete, and a grabbing ladder is arranged on the inner side; is convenient for maintenance and repair.
The water taking and draining pipeline and the sensor pipeline are laid, the water taking and draining pipeline adopts UPVC20 material pipes, the conductivity sensor adopts PVC25 material pipe threading cables, and the water taking and draining pipeline and the sensor pipeline are laid according to relevant specifications according to the field condition; the method relates to water way surface excavation and green belt earth breaking, and the original state is required to be recovered after completion; the drainage pipeline needs to be taken into consideration, and is convenient to operate and maintain in the later period, and convenient to detach and replace.
The online conductivity meter comprises a conductivity detection probe 1; one end of the conductivity detection probe 1 is electrically connected with a detection device in the online conductivity meter through a wire; the other end of the conductivity detection probe 1 extends to be a contact end 2; the contact end 2 is in contact with the detection liquid; the method comprises the steps of carrying out a first treatment on the surface of the The contact end 2 comprises a turbulence post 21, a semi-ring sector 22 and a water flow channel 23; the spoiler column 21 is embedded inside the contact end 2; the plurality of semi-ring sector bodies 22 buckle the plurality of turbulent flow columns 21 to form an arc structure 24; the two arc structures 24 are arranged in a recessed way in opposite directions to form a water flow channel 23; the water flow channel 23 is in a structure with thick middle and thin two ends; the contact end 2 comprises two polar plates which are arranged in parallel with each other at opposite intervals; and adding a certain potential to two ends of the polar plates, measuring the current flowing between the polar plates, and judging the amount of the dissolved solids according to the proportional relation between the conductivity and the concentration of the dissolved solids.
The industrial enterprise wastewater discharge on-line supervision platform is built, the wastewater discharge water quality condition of enterprises in the town district can be monitored in real time, abnormal and illegal behaviors can be accurately found, management and inspection frequency can be enhanced aiming at enterprises with high environmental risks and enterprises with outstanding violations, and optimal personnel and equipment configuration can be ensured.
The emergency speed of environmental events can be improved through the characteristics of real-time and quick response of the conductivity values, damage to the environment caused by the dangerous behaviors such as excessive discharge, theft discharge and accidents of enterprises is minimized, and meanwhile, the processing results of abnormal behaviors are recorded and tracked, so that the environmental protection working efficiency is improved.
Through the construction of the enterprise wastewater discharge online supervision platform, the demonstration effect brought by the project is fully utilized, propaganda and education of a pollution discharge enterprise are increased, punishment forces on out-of-standard discharge and stealing discharge are enhanced, and project construction results are consolidated; meanwhile, partial enterprise rainwater drainage and sewage pipe network regional nodes are selected in later planning, and on-line monitoring equipment is installed, so that point-surface combination and comprehensive supervision are realized; aiming at special supervision enterprises, the video monitoring equipment can be additionally arranged, and environment-friendly staff can check the drainage condition of the enterprises and the condition of the monitoring equipment at any time in a monitoring center.
The construction principle comprises the following steps:
(1) Planning overall, unifying standards and unifying specifications. The environmental management informatization construction adheres to the principles of overall planning and orderly development, overcomes the blind development of unordered and non-planning, unifies standards and specifications on the basis of planning, and strengthens standardized and normalized construction;
(2) Openness and standardization principles. Communication protocol and equipment technical parameters which accord with international standards are selected, so that the interdependence among a hardware terminal system, a communication system, a software system and an operation platform of the system is minimized;
(3) And the production is ensured, and the civilization construction is safe. The on-site monitoring facilities and the reconstruction are combined with on-site conditions, so that coordination with the plant road and greening is ensured, various facilities are attractive, normal and safe as far as possible, the damage to the plant infrastructure is avoided, and the normal production requirement of enterprises in the construction reconstruction process is fully considered;
(4) The system is stable and safe. The monitoring management system must be able to self-diagnose itself and form reports periodically, and monitor the operating status of the entire system to facilitate maintenance and repair of the system. Meanwhile, the integrity and confidentiality of the monitoring data must be ensured when the monitoring data is transmitted on an external network, and the monitoring center server needs to have effective anti-virus and anti-attack measures.
The pretreatment unit is designed, and in order to ensure the sensitivity and accuracy of the triggering of the conductivity numerical value limit, the pretreatment unit of the project adopts simple pretreatment and does not adopt a sand setting filter device. Thus, the simple pretreatment can prevent the sewage from blocking and damaging the pipeline, the water pump and the valve, and the representativeness of the collected water sample can not be lost.
Compared with the prior art, the invention has the following advantages: the scheme of the invention has low construction cost and small investment of a single enterprise monitoring terminal; the real-time data are collected and uploaded, and the monitoring sensitivity of the out-of-standard abnormality is high; the number of monitoring enterprises is large, and the coverage rate is high; the monitoring accuracy is high, and the 80% out-of-standard abnormal out-of-standard behavior can be monitored; the equipment used for the construction scheme is few, the unit price is low, and the operation and maintenance cost of the system is low; the conductivity sensor is durable, low in failure rate and high in stability; the occupied area is small, and the construction is convenient; the expansion is more convenient, and the equipment is arranged in an outdoor integrated control cabinet, and only the cabinet body is required to be additionally arranged during the expansion.
The online automatic monitoring management system has good quality characteristics:
1. the resource sharing aims at the situation that the places of the enterprise wastewater monitoring points are scattered and the distribution areas are wide, the established information infrastructure and information resources are fully utilized in the design of the system, the expansibility is considered, the future repeated investment is avoided, and the construction cost is greatly reduced.
2. The system is stable and safe, the online supervision platform can perform self-diagnosis on the system and form a report at regular intervals, and the working state of the whole system can be monitored, so that the system is convenient to maintain and repair; meanwhile, the integrity and confidentiality of the monitoring data can be guaranteed when the monitoring data are transmitted on an external network, and the monitoring center server has effective anti-virus and anti-attack measures.
3. The system is open and general, an online supervision platform adopts an open network interface, computer hardware, an operating system and a database management system, and adopts advanced and general structural standards such as B/S, a service-oriented system and the like in software design; the method is characterized in that standard development flow and mature design modes are observed in software development, and under the condition that safety requirements are met, other application programs and users are allowed to access data of a database of the enterprise wastewater discharge online supervision platform software;
4. the method has the advantages that the method is easy to operate, the on-line supervision platform displays a Chinese graphical user management interface which is attractive and practical, friendly and visual, the habit of staff is fully considered, the method is convenient and easy to learn and easy to operate, full menu type processing and various shortcut key operation are included, and the arrival of most functions by one key is ensured.
The invention has a plurality of platform software functions:
1. the data acquisition platform can support more than 1000 monitoring points to upload data and can expand along with the increase of the actual capacity; analyzing and processing the monitoring data uploaded by the monitoring points, and storing the data in a database in a classified manner.
2. The monitoring data can display the total number of the monitoring points, abnormal states, abnormal constants, standard reaching rate, names of the monitoring points, monitoring concentration and the like in real time. The monitoring data state can be displayed in a chart combining mode, and data filtering can be performed in a chart linkage mode.
3. GIS monitoring (geographic information system (Geographic Information System or Geo-Information system, GIS)), GIS map operation is flexible, and satellite map, road map and thematic map are supported. The display scale of the map may be enlarged or reduced. The position and the name of the enterprise can be accurately marked on the map, and the condition of the enterprise monitoring data can be displayed in real time. The monitoring point position exceeding the standard is marked by an obvious reminding.
4. And the data management provides the functions of inquiring concentration, minute data, hour data, day data and abnormal data, and can derive excel files, and the related monitoring data is intuitively displayed by using a histogram and a line graph. And grouping and inquiring the monitoring points in a mode of organizing the organization, the area and the points.
5. And (3) carrying out statistical analysis, and recording specific emission conditions of sewage enterprises in the monitoring area on the same day, month, year or period of time. To facilitate users to query enterprise data in different time periods, cross-day query and one-time data export functions should be supported. The data quality analysis function can be realized, the missing, invalid and abnormal data can be intelligently judged, and the data is displayed through corresponding reminding.
6. And (3) carrying out anomaly analysis, wherein the system carries out multidirectional reminding on anomaly information and can carry out prompt on a platform interface. The system platform can establish abnormal trigger rule conditions for users, and the system can distinguish different abnormal grades through a grading function, so that management personnel can conveniently know abnormal states in time, and corresponding countermeasures can be taken according to management flows. The system platform can establish an effective abnormal information notification mode, and different contents can be notified and shunted through a classification and grading mechanism. The manager can timely know the abnormal conditions in the jurisdiction. The system can perform exception handling for a specific exception, and the exception handling function performs exception time period data analysis and presentation on the exception condition so as to facilitate handling for the exception.
7. And (3) reversely controlling the equipment, and reversely controlling and reserving samples by using an enterprise site data acquisition and transmission instrument when the exceeding condition occurs around the established rule on site. The system supports any data acquisition transmitter with a reverse control function on a remote control site to control the sample reservation device to reserve samples immediately, and meanwhile, reverse control records are generated and the detailed time, place and content are recorded. The system supports counting the counter control times in a period of time so as to check the counting content of artificial and reserved counter control in the district.
8. The log management system has the management functions of operation logs and operation logs, and can realize the function of checking and analyzing the operation conditions of the platform and the field equipment.
9. And the system provides the functions of user management and role management. The user management manages the operation user of the platform, and realizes the functions of adding, deleting, modifying and searching the user data. The manager can designate roles and assign operation rights.
10. Other functions
The minute data of the field monitoring equipment, the data acquisition and transmission instrument and the software platform are kept consistent;
providing a function of intelligently identifying invalid, abnormal, missing and production-stopping data;
the comparison relation between the emission behavior and the emission quantity can be analyzed;
providing a function of self-monitoring data entry;
providing an early warning function and a hierarchical management function;
when the monitoring data is abnormal, the current state can be synchronously displayed, and the function of short message classification is provided;
displaying all monitoring results in a centralized mode in a form of combining charts, and enabling the monitoring results to be related and interacted with a data list;
a picture is used for visual display, and the visual display comprises the information of current position information, the presence or absence of abnormality, the abnormality which is not processed in the first 24 hours, the abnormality which is processed in the first 24 hours, the abnormality of the month, the total number of enterprises, the total number of devices, the total number of data, the transmission rate, the effective transmission rate and the like;
the reasonable classification and statistics are carried out by two modes of organization structure and administrative region;
providing a continuous report inquiry grouping function for facilitating report export;
historical data can be queried for up to 1 year and the returned data is displayed in a single page with a return time of no more than 15 seconds.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (9)
1. A method for monitoring the water quality of industrial enterprise wastewater by conductivity, which is characterized by comprising the following steps: the front-end water taking device collects a wastewater sample of the pretreatment wastewater discharge port; analyzing the collected water sample by a characteristic factor on-line monitoring instrument and an on-line conductivity meter; the online conductivity meter performs qualitative analysis on the water quality condition through conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless is adopted for data transmission, and the client monitors the water quality condition of the sewage outlet of an enterprise in real time; the characteristic factor on-line monitoring instrument and the on-line conductivity meter monitor that the real-time data of the sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the water quality automatic sampler to acquire a water sample; the data acquisition and transmission instrument automatically links the water quality exceeding sample reserving device to carry out water sample backup or the platform actively and remotely controls the water quality exceeding sample reserving device to collect water samples; meanwhile, the back-end platform software automatically records and counts out the out-of-standard enterprise name and out-of-standard value, and sends a short message to the environment-friendly law enforcement personnel receiving end through the short message gateway;
the online conductivity meter comprises a conductivity detection probe (1); one end of the conductivity detection probe (1) is electrically connected with a detection device in the online conductivity meter through a wire; the other end of the conductivity detection probe (1) extends to be a contact end (2); the contact end (2) is in contact with the detection liquid; the contact end (2) comprises a turbulent flow column (21), a semi-annular fan body (22) and a water flow channel (23); the turbulence column (21) is embedded into the contact end (2); the plurality of semi-ring sector bodies (22) buckle the plurality of turbulent flow columns (21) to form an arc structure (24); the two arc structures (24) are arranged in a recessed way in opposite directions to form a water flow channel (23); the water flow channel (23) is of a structure with thick middle part and thin two ends; and adding a certain potential to two ends of the arc-shaped structures (24), measuring the current flowing between the two arc-shaped structures (24), and judging the dissolved solid quantity according to the direct proportion relation between the conductivity and the dissolved solid quantity concentration.
2. The method for monitoring the water quality of industrial enterprise wastewater by using the conductivity as claimed in claim 1, wherein the method comprises the following steps: the online automatic monitoring management system comprises a three-layer application system structure; the three-layer application architecture comprises an interface layer, a logic layer and a data access layer; the interface layer is realized through a www browser; the logic layer comprises service and business functions and is used for disclosing the requirements of the core; and the data access layer realizes the operation and access of each mainstream database through the ORM technology.
3. A method for industrial enterprise wastewater quality monitoring with conductivity according to claim 2 and wherein: the on-line automatic monitoring management system is constructed on a B/S three-layer application system structure, and adopts SPA technology, JSP technology, EJB technology, XML technology and object-oriented programming technology to run complex business processing logic, flow control logic and data access logic on an application server through Enterprise Java Beans (EJB) components to form basic services.
4. A method for industrial enterprise wastewater quality monitoring with conductivity according to claim 2 and wherein: the on-line automatic monitoring management system also comprises a software component technology; the software component technology is based on object-oriented, centering on plug-and-play software concepts which can be used immediately after embedding, and an application hierarchy is established through the combination of components.
5. A method for industrial enterprise wastewater quality monitoring with conductivity according to claim 2 and wherein: the online automatic monitoring management system develops a cross-platform technology based on JAVA by adopting J2EE and EJB.
6. A method for industrial enterprise wastewater quality monitoring with conductivity according to claim 2 and wherein: the online automatic monitoring management system also comprises a Vue framework; the Vue framework is applied layer by layer from bottom to top.
7. A method for industrial enterprise wastewater quality monitoring with conductivity according to claim 2 and wherein: the online automatic monitoring management system also comprises RESTful API technology; the RESTful API is provided by the SERVER to be called, the front-end calling API initiates an HTTP request to the SERVER, and the SERVER responds to the request to feed back a processing result to the front end.
8. The method for monitoring the water quality of industrial enterprise wastewater by using the conductivity as claimed in claim 1, wherein the method comprises the following steps: the method also comprises a qualitative analysis and judgment method of conductivity; the qualitative analysis and judgment method of the conductivity is that the conductivity value has positive correlation with the conventional water quality monitoring factors COD, ammonia nitrogen and total phosphorus, and when the conductivity value reaches 600us/cm, one to two characteristic factors of the COD, the ammonia nitrogen and the total phosphorus exceed the standard; meanwhile, the conductivity value does not change with the dilution multiple by the same multiple by diluting the water sample by 10 times and analyzing the result by 100 times.
9. The method for monitoring the water quality of industrial enterprise wastewater by using the conductivity according to claim 1, wherein the method comprises the following steps: the specific embodiment is as follows:
the equipment power supply cable is connected, the equipment cable adopts a nearby connection principle according to the field condition of an enterprise, and the specification of the electric wire adopts national standard YJV3 x 4mm 2 The copper core cable adopts PVC32 threading pipe for cable routing; the installation involves grooving of the outdoor cement pavement, breaking of the green belt, and restoration of the cement pavement and the green belt to the original state after the cable is laid;
manufacturing an outdoor integrated control cabinet installation foundation, wherein the installation foundation is not lower than a parameter value with length, width and height according to the specification of the outdoor integrated control cabinet: 1500 x 1000 x 500mm, wherein 300mm underground and 200mm above ground are adopted as the foundation, concrete casting is adopted, and the grounding treatment of the cabinet body is finished; the installation involves cement pavement excavation and green belt earth breaking, and the construction is finished and the original state is restored;
newly-built water collecting wells or original wells are reformed, and the newly-built water collecting wells or original wells are reformed into parameter values of length, width and depth: 1200 x 3500mm, and draining the water to the bottom of the well to a water collection depth not less than 500mm, and performing anti-seepage treatment to meet the water collection requirement; the water collecting well steel bar secondary steel has the steel bar specification of 16mm, 200mm, 2 layers, 2 double layers, the thickness of 200mm and the reference number of C25 concrete, and a grabbing ladder is arranged on the inner side;
the water taking and draining pipeline and the sensor pipeline are laid, the water taking and draining pipeline adopts UPVC20 material pipes, the conductivity sensor adopts PVC25 material pipes to pass cables, and the water taking and draining pipeline is laid according to the site situation; the method relates to water way surface excavation and green belt earth breaking, and the original state is required to be recovered after completion; the drainage pipeline needs to be taken into consideration, and is convenient to operate and maintain in the later period, and convenient to detach and replace.
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| CN112162017A (en) * | 2020-09-28 | 2021-01-01 | 江苏蓝创智能科技股份有限公司 | Water pollution standard exceeding monitoring method, device and system |
| CN112464123B (en) * | 2020-12-02 | 2023-06-09 | 汕头大学 | Water quality monitoring data visualization system and method based on micro-service |
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| CN104062325A (en) * | 2014-06-16 | 2014-09-24 | 厦门华厦职业学院 | Heavy metal industrial wastewater exceeding emission prejudging and sample reserving system |
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