CN111122665A - Method for monitoring wastewater quality of industrial enterprise by using conductivity - Google Patents
Method for monitoring wastewater quality of industrial enterprise by using conductivity Download PDFInfo
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Abstract
The invention discloses a method for monitoring the quality of industrial enterprise wastewater by using conductivity, which comprises the following steps: the front-end water taking equipment collects a wastewater sample of the pretreated wastewater discharge port; analyzing the collected water sample by a characteristic factor online monitoring instrument and an online conductivity meter; the online conductivity meter carries out qualitative analysis on the water quality condition through the conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless data transmission is adopted, and the client side monitors the water quality condition of the sewage outlet of an enterprise in real time; when the monitored sewage discharge real-time data exceeds the standard; the water quality automatic sampler collects a water sample and the water quality standard exceeding sample reserving device carries out water sample backup and is used as the law enforcement basis of the supervision department; and simultaneously, the back-end platform software automatically records and counts the over-standard enterprise names and the over-standard numerical values, and sends the short messages to a receiving end of the environmental protection law enforcement officers through a short message gateway. The invention can monitor the water quality condition 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 the water quality condition of sewage of an enterprise by using conductivity.
Background
With the rapid development of economy and urbanization in China, environmental protection plays a very key 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 the phenomena of overproof emission and steal emission occur occasionally, so that the task of environment supervision is heavy and the difficulty is high.
At present, automatic control technology, data communication technology, database technology, geographic information technology and intelligent automation technology are rapidly developed, how to fully utilize the technologies and establish a perfect and advanced monitoring system is an important content of environment monitoring work construction and an important development trend of current environment monitoring. The collection and monitoring of pollution source monitoring information is an important basic work of environmental management and is also a main means adopted at present.
In recent years, environmental pollution source monitoring work is rapidly developed, but based on various reasons such as environmental protection departments, enterprise factors and the like, the environmental management development level is different, and some enterprise units still depend on backward manual detection means and on instruments without storage and communication functions.
At present, water quality on-line monitoring instruments and pipeline type flowmeters are installed at water inlets and water outlets of most sewage treatment plants to monitor conditions such as water quality conditions and flow velocity in jurisdictions. The pipeline type flowmeter is installed at the sewage discharge port of the key enterprise, and the total sewage discharge amount of the enterprise is monitored and counted.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a method for monitoring the quality of wastewater of industrial enterprises by using conductivity, which can realize the online real-time monitoring of the quality of the wastewater discharged by a plurality of enterprises and effectively control the over-standard discharge and steal discharge behaviors of the enterprises.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
a method for monitoring the quality of industrial enterprise wastewater by using conductivity comprises the following steps: the front-end water taking equipment collects a wastewater sample of the pretreated wastewater discharge port; analyzing the collected water sample by a characteristic factor online monitoring instrument and an online conductivity meter; the online conductivity meter carries out qualitative analysis on the water quality condition through the conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless data transmission is adopted, and the client side monitors the water quality condition of the sewage outlet of an enterprise in real time; the characteristic factor online monitoring instrument and the online conductivity meter monitor that the real-time data of sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the automatic water quality sampler to acquire a water sample; the data acquisition and transmission instrument is automatically linked with the water quality superstandard sample reserving device to perform water sample backup or the platform actively controls the water quality superstandard sample reserving device to collect water samples; and simultaneously, the back-end platform software automatically records and counts the over-standard enterprise names and the over-standard numerical values, and sends the short messages to a receiving end of the environmental protection law enforcement officers through a short message gateway.
Further, the online automatic monitoring management system comprises a three-layer application architecture; 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; the logic layer comprises service and business functions and is used for disclosing the core requirements through a general method; and the data access layer operates and accesses each mainstream database through an 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 operate complex business processing logic, flow control logic and data access logic on an application server through an Enterprise Java Beans (EJB) component to form basic service.
Furthermore, the online automatic monitoring management system also comprises a software component technology; the software component technology is based on object-oriented, and is centered on the concept of plug-and-play software which can be used immediately after embedding, and an application system is established through the combination of components.
Further, the online automatic monitoring management system is developed by adopting a cross-platform technology of J2EE and EJB based on JAVA.
Further, the online automatic monitoring management system also comprises an Vue framework; the Vue frame may be applied layer by layer from bottom to top.
Further, the online automatic monitoring management system also comprises RESTful API technology; the RESTful API is called by a front end provided by the SERVER, the front end calls the API to initiate an HTTP request to the SERVER, and the SERVER responds to the request and feeds back a processing result to the front end.
Further, a conductivity qualitative analysis and judgment method is also included; the conductivity qualitative analysis and judgment method is characterized in that a conductivity numerical value has positive correlation with conventional water quality monitoring factors COD, ammonia nitrogen and total phosphorus, and one to two numerical values of three characteristic factors of COD, ammonia nitrogen and total phosphorus exceed the standard when the conductivity numerical value reaches 600 us/cm; meanwhile, through the result analysis of 10-fold and 100-fold dilution of the water sample, the conductivity value does not change along with the dilution multiple by the same factor.
Further, the specific embodiments are as follows:
the power supply cable of the equipment is accessed, the equipment cable adopts a near access principle according to the on-site condition of an enterprise, the national standard YJV 3-4 mm2 copper core cable is selected as the wire specification, the PVC32 threading pipe is adopted for cable routing, and the cable is laid according to the relevant specifications; the installation involves the slotting of the outdoor cement road surface, the breaking of the green belt, and the restoration of the cement road and the green belt after the laying of the cable;
manufacturing an installation foundation of the outdoor integrated control cabinet, wherein the installation foundation does not need to be 1500 x 1000 x 500mm (length x width x height), wherein the underground is 300mm, the ground is 200mm, the foundation is poured by adopting concrete, and the grounding treatment of the cabinet body is well performed according to the specification of the outdoor integrated control cabinet; the installation relates to the excavation of a cement road surface and the soil breaking of a green belt, and the original shape is recovered after the construction is finished;
newly building a water collecting well or reforming an original well, wherein the specification of the newly built water collecting well or the original well is 1200 x 3500mm (length x width x depth), the water collecting depth from a drainage pipeline to the bottom of the well is not less than 500mm, and the anti-seepage treatment is performed to meet the water collecting requirement; the secondary steel of the reinforced steel bars of the water collecting well has the specification of 16mm 200 x 2 layers 2 double, the thickness of 200mm, the label C25 concrete, and the inner side is provided with a grabbing ladder;
taking, draining and laying a sensor pipeline, wherein the taking and draining pipeline adopts a UPVC20 material pipe, the conductivity sensor adopts a PVC25 material pipe penetrating cable, and the sensor pipeline is laid according to relevant specifications according to field conditions; the method comprises the following steps of (1) excavating a waterway surface and breaking soil of a green belt, wherein the original shape of the green belt needs to be recovered after the waterway surface is finished; the later-stage operation and maintenance of the water taking and draining pipeline are convenient to take into consideration, and the water taking and draining pipeline is 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 lead; the other end of the conductivity detection probe extends to form a contact end; the contact end is contacted with the detection liquid; the contact end comprises a turbulence column, a semi-ring sector body and a water flow channel; the turbulence column is embedded into the contact end; the semi-ring sector bodies buckle the plurality of turbulence columns to form an arc structure; the two arc structures are oppositely and concavely arranged to form a water flow channel; the water flow channel is of a structure with thick middle part and thin two ends.
Has the advantages that: the novel method for monitoring the quality of the wastewater of the industrial enterprise by using the conductivity adopts a three-layer application system structure, so that the safety, the expansibility, the flexibility and the maintainability of a system can be fully ensured; the system is constructed on an advanced B/S three-layer application system structure, adopts an SPA technology, a JSP technology, an EJB technology, an XML technology and an object-oriented programming technology, realizes complex business processing logic, flow control logic and data access logic through Enterprise Java Beans (EJB) components, and operates on an application server, and realizes the quick deployment and flexible adjustment of the business logic; the RESTful API is provided by a SERVER to be called by a front end, the front end calls the API to initiate an HTTP request to the SERVER, and the SERVER responds to the request and feeds back a processing result to the front end; the quality of sewage discharged by a plurality of enterprises can be monitored in real time through the client; the system can achieve the aims of real-time monitoring, accurate discovery, quick response, emergency treatment, comprehensive supervision and point-to-point combination.
Drawings
FIG. 1 is a schematic diagram of a method implementation;
FIG. 2 is a diagram of a conductivity detection probe;
FIG. 3 is a cross-sectional view of the contact end of the conductivity detection probe;
FIG. 4 is a new well or original well reconstruction design drawing a;
FIG. 5 is a new well or original well reconstruction design drawing b;
FIG. 6 is a graph of the technical parameters of a model 0 industrial conductivity electrode.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in the attached figure 1: a method for monitoring the quality of industrial enterprise wastewater by using conductivity comprises the following steps: the front-end water taking equipment collects a wastewater sample of the pretreated wastewater discharge port; analyzing the collected water sample by a characteristic factor online monitoring instrument and an online conductivity meter; the online conductivity meter carries out qualitative analysis on the water quality condition through the conductivity; the method comprises the following steps that a cloud platform is erected at the rear end, an online automatic monitoring and management System of a pollution source is deployed, data transmission is carried out by adopting GPRS (General packet radio service) in wireless mode, the GPRS is called General packet radio service in English, and the Chinese name is a universal wireless packet service, so that the method is a wireless packet switching technology based on a GSM (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 an enterprise in real time; the characteristic factor online monitoring instrument and the online conductivity meter monitor that the real-time data of sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the automatic water quality sampler to acquire a water sample; the data acquisition and transmission instrument is automatically linked with the water quality superstandard sample reserving device to perform water sample backup or the platform actively controls the water quality superstandard sample reserving device to collect water samples; meanwhile, the back-end platform software automatically records and counts the over-standard enterprise name and the over-standard value, and sends the short message to the environmental protection law enforcement officer through the short message gateway; taking back the reserved sample to an enterprise site by the environment-friendly law enforcement officer, and sending the sample to a laboratory for analysis; the online conductivity meter and the characteristic factor online monitoring instrument can be matched with each other to detect the linear reaction of various characteristic factors, so that the novel method for monitoring the quality condition of sewage discharged by multiple enterprises in real time at the client side can be realized, the working task of environmental protection monitoring is reduced, and the monitoring and control of the over-standard discharge and the stealing sewage 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 browsers such as IE, Firefox, Chrome and the like of each main stream; the logic layer comprises service and business functions and is used for disclosing the core requirements through a general method; the data access layer implements operations and accesses to each mainstream database by an ORM technique (Object relational mapping, ORM for short). The design of a three-layer application system structure is adopted, and the requirements of the system on safety, easy expansion, flexibility, easy maintenance and the like can be fully met.
The online automatic monitoring and management system is constructed on an advanced B/S (B/S structure (Browser/Server, Browser/Server mode)) three-layer application system structure, and adopts SPA technology (single-page Web application (SPA)), JSP technology (JSP (Java Server Pages), a dynamic webpage technology standard), EJB technology (Enterprise Java Bean, EJB) which is a Server-side manageable component for constructing Enterprise-level applications), XML technology (extensible markup language, a subset of standard general markup language, XML for short, is a markup language for marking electronic files to have structure) and object-oriented programming technology, so that complex business processing logic, flow control logic and data access logic are operated on an application Server through Enterprise Java Beans (EJB) components, basic services are formed, meanwhile, technologies such as WebAPI, XML and JSON are combined, rich and timely-response user interfaces can be effectively provided for equipment such as IOS clients and Android clients, operators can operate conveniently and quickly, the method and the system have the advantages of being easy to deploy, manage and use, and rapid deployment and flexible adjustment of business logic are achieved.
The online automatic monitoring and management system also comprises a software component technology; the software component technology is based on object-oriented, takes a plug-and-play software concept which can be used immediately after being embedded as a center, and establishes an application system through the combination of components; components are reusable software components that can be used to construct other software; it can be encapsulated object classes, class trees, some functional modules, software frameworks (or architectures), documents, parsers, design schemas, etc.; the on-line automatic monitoring and management system utilizes the existing software components, can greatly improve the production efficiency, reduce a large amount of repeated labor and save the time cost.
The online automatic monitoring management system is developed by adopting J2EE (the full name of J2EE is Java 2platform Enterprise Edition) and an 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, it is a simple, object-oriented and machine-independent structure, has portability, independence and security, and provides a concurrent mechanism with high performance; the network is utilized to the maximum extent; the JavaBean provides a good component model, which can be used on any operating system and application server supporting J2 EE; the Enterprise JavaBean (EJB) standards body development group may focus on the development of business logic, encapsulating bases into different javabeans, with EJBs responsible for all Enterprise-level services, such as: synchronization, persistence, transaction management, naming services, object distribution, and resource management; the application system based on the EJB has good safety, mobility, scalability and cross-platform performance.
The online automatic monitoring and management system further comprises an Vue framework, wherein 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; vue, the core library only focuses on the view layer, and is convenient for integration with the third party library or the existing project; on the other hand, Vue is also fully capable of providing drivers for complex single page applications when used in conjunction with modern tool chains 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 use XML format definition or JSON format definition based on HTTP; the RESTful API is called by a front end provided by the SERVER, the front end calls the API to initiate an HTTP request to the SERVER, and the SERVER responds to the request and feeds back a processing result to the front end. The manager requests received by the front ends are uniformly processed by one SERVER and returned to different front ends, which is the most scientific and economic way; the RESTful API is a set of protocols to specify the interaction between multiple forms of front-end and the same SERVER (background).
The method also comprises a conductivity qualitative analysis and judgment method; the conductivity qualitative analysis and judgment method is characterized in that a certain positive correlation exists between a conductivity value and a conventional water quality monitoring factor COD (chemical Oxygen demand COD), ammonia nitrogen and total phosphorus, wherein the amount of reducing substances to be oxidized in a water sample is measured by a chemical method, and when the conductivity value reaches 600us/cm, one or two characteristic factors of the COD, the ammonia nitrogen and the total phosphorus exceed the standard; meanwhile, through the result analysis of 10-fold and 100-fold dilution of the water sample, the conductivity value does not change along with the dilution times by the same times; according to the theoretical basis and the actual measurement result of the conductivity qualitative analysis and judgment method, the feasibility of the scheme can be supported; meanwhile, aiming at the condition that the conductivity value cannot linearly reflect all characteristic factors to be abnormal, a characteristic factor online monitoring instrument is additionally arranged, the detection accuracy is enhanced, the water environment pollution risk management and control in the town jurisdiction are enhanced, and the emergency disposal speed of environmental events is increased. On-line monitoring instruments such as a conductivity meter, a characteristic factor on-line monitoring instrument, a data acquisition and transmission instrument, a water quality automatic sampler and the like are installed at the sewage discharge port of an enterprise, and the conductivity is utilized to assist in judging the water quality condition of the sewage of the enterprise, so that the method has practical qualitative significance.
The specific embodiment is as follows:
the power supply cable of the equipment is accessed, the equipment cable adopts a near access principle according to the on-site condition of an enterprise, the national standard YJV 3-4 mm2 copper core cable is selected as the wire specification, the PVC32 threading pipe is adopted for cable routing, and the cable is laid according to the relevant specifications; the installation involves the slotting of the outdoor cement road surface, the breaking of the green belt, and the restoration of the cement road and the green belt after the laying of the cable; the damage and the influence to the environmental construction of the road can not be caused.
Manufacturing an installation foundation of the outdoor integrated control cabinet, wherein the installation foundation does not need to be 1500 x 1000 x 500mm (length x width x height), wherein the underground is 300mm, the ground is 200mm, the foundation is poured by adopting concrete, and the grounding treatment of the cabinet body is well performed according to the specification of the outdoor integrated control cabinet, so that the safety is ensured; the installation relates to the excavation of a cement road surface and the soil breaking of a green belt, and the original shape is recovered after the construction is finished; the environment is not damaged.
Newly building a water collecting well or reforming an original well, wherein the specification of the newly built water collecting well or the original well is 1200 x 3500mm (length x width x depth), the water collecting depth from a drainage pipeline to the bottom of the well is not less than 500mm, and the anti-seepage treatment is performed to meet the water collecting requirement; the secondary steel of the reinforced steel bars of the water collecting well has the specification of 16mm 200 x 2 layers 2 double, the thickness of 200mm, the label C25 concrete, and the inner side is provided with a grabbing ladder; is convenient for maintenance and repair.
Taking, draining and laying a sensor pipeline, wherein the taking and draining pipeline adopts a UPVC20 material pipe, the conductivity sensor adopts a PVC25 material pipe penetrating cable, and the sensor pipeline is laid according to relevant specifications according to field conditions; the method comprises the following steps of (1) excavating a waterway surface and breaking soil of a green belt, wherein the original shape of the green belt needs to be recovered after the waterway surface is finished; the later-stage operation and maintenance of the water taking and draining pipeline are convenient to take into consideration, and the water taking and draining pipeline is 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 lead; the other end of the conductivity detection probe 1 extends to form a contact end 2; the contact end 2 is contacted with a detection liquid; (ii) a The contact end 2 comprises a flow disturbing column 21, a semi-ring sector 22 and a water flow channel 23; the turbulence column 21 is embedded in the contact end 2; a plurality of semi-ring sector bodies 22 buckle a plurality of flow disturbing columns 21 to form an arc-shaped structure 24; the two arc structures 24 are oppositely and concavely arranged to form a water flow channel 23; the water flow channel 23 is of a structure with a thick middle part and two thin ends; the contact end 2 comprises two polar plates which are oppositely arranged in parallel at a certain interval; and adding a certain electric potential at the two ends of the polar plate, measuring the current flowing between the polar plates, and judging the dissolved solid amount according to the proportional relation between the conductivity and the dissolved solid amount concentration.
By constructing an industrial enterprise wastewater discharge online supervision platform, the wastewater discharge water quality condition of enterprises in the town jurisdiction can be monitored in real time, abnormal and illegal behaviors can be accurately found, the management and patrol frequency is enhanced for high-environmental-risk enterprises and illegal and prominent enterprises, and the optimal configuration of personnel and equipment is ensured.
The emergency speed of environmental events can be improved by the characteristics of real-time and quick response of the conductivity value, the damage of enterprises to the environment caused by over-standard discharge, stealing, accidents and other harmful behaviors is reduced to the minimum, meanwhile, the processing result of abnormal behaviors is recorded and tracked, and the environment-friendly working efficiency is improved.
By the construction of the enterprise wastewater discharge online supervision platform, the demonstration effect brought by the project is fully utilized, the propaganda and education of the pollution discharge enterprise are increased, the punishment on excessive discharge and illegal discharge is strengthened, and the project construction achievement is consolidated; meanwhile, part of regional nodes of the rainwater drainage port and the sewage pipe network of the enterprise are planned and selected in the later period and are installed on line monitoring equipment, so that point-surface combination and comprehensive supervision are realized; aiming at special supervision enterprises, the video monitoring equipment can be considered to be additionally arranged, and environmental protection workers can check the condition of the enterprise discharge port and the condition of the monitoring equipment at any time in a monitoring center.
Wherein, the construction principle includes:
(1) overall planning, unified standard and unified specification. The environment management informatization construction adheres to the principles of overall planning and orderly development, overcomes the blind development of disorder and no planning, unifies the standard and the specification on the basis of the planning, and strengthens the standardization and the standardization construction;
(2) openness and standardization principles. Communication protocols 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 reduced to the minimum;
(3) ensuring production and safe and civilized construction. The site monitoring facilities and the reconstruction should be combined with site conditions to ensure coordination with the roads and greening of the plant area, make various facilities beautiful, standard and safe as much as possible, avoid damaging the infrastructure of the plant area, and fully consider the requirements of normal production of enterprises in the construction and reconstruction process;
(4) the system is stable and safe. The monitoring and management system must be capable of self-diagnosing itself and generating reports on a regular basis and monitoring the operational status of the entire system to facilitate maintenance and repair of the system. Meanwhile, the integrity and confidentiality of the monitoring data must be guaranteed when the monitoring data are transmitted on an external network, and a monitoring center server needs to have effective anti-virus and anti-attack measures.
And the pretreatment unit is designed, and in order to ensure the sensitivity and accuracy of the triggering of the conductivity numerical value limit value, the pretreatment unit of the project adopts simple pretreatment without adopting a sand setting filter device. Like this, simple and easy preliminary treatment can prevent that sewage from causing jam and damage to pipeline, water pump, valve, can not lose the representativeness of gathering the water sample again.
Compared with the prior art, the invention has the following advantages: the scheme of the invention has low construction cost, and the investment of a single enterprise monitoring end is small; real-time data are collected and uploaded, and the sensitivity of standard-exceeding abnormity monitoring is high; the number of monitoring enterprises is large, and the coverage rate is high; the monitoring accuracy is high, and 80% of over-standard abnormal over-standard behaviors 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 dilatation is more convenient, and equipment fixing is in outdoor integrated control cabinet, only need add the cabinet body during the dilatation can.
The online automatic monitoring management system has the advantages of good quality:
1. the system is designed to fully utilize the established information infrastructure and information resources and consider expansibility at the same time, thereby avoiding the future repeated investment and greatly reducing the construction cost.
2. The online monitoring platform is stable and safe, can periodically perform self-diagnosis on the online monitoring platform and form reports, and can monitor the working state of the whole system so as to facilitate the maintenance and repair of the system; 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 online monitoring platform is open and universal, adopts an open network interface, computer hardware, an operating system and a database management system, and adopts advanced and universal structural standards such as B/S, a service-oriented system and the like in software design; in the software development, the standard development flow and the mature design mode are observed, and under the condition of meeting the safety requirement, the enterprise wastewater discharge online supervision platform software allows other application programs and users to access the data of the database;
4. the operation is easy, the online supervision platform displays an attractive, practical, friendly and visual Chinese graphical user management interface, habits of workers are fully considered, the operation is convenient and easy to learn, full-menu processing and various shortcut key operations are included, and most functions can be guaranteed to reach one key.
The invention has a plurality of platform software functions:
1. data acquisition, wherein the platform can support more than 1000 monitoring point positions to upload data and can expand along with the increase of actual capacity; and analyzing the monitoring data uploaded by the monitoring points, and storing the data in a database in a classified manner.
2. The data is monitored, and the total number of monitoring point positions, abnormal states, abnormal constants, standard reaching rate, monitoring point names, monitoring concentration and the like can be displayed in real time. The monitoring data state can be displayed in a chart combination mode, and data filtering can be performed in a chart linkage mode.
3. GIS monitoring (Geographic Information System or Geo-Information System, GIS)), GIS map is flexible to operate and supports satellite map, road map and thematic map. 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 monitoring data condition of the enterprise can be displayed in real time. And marked with obvious reminding marks at the monitoring points which exceed the standard.
4. And data management, namely providing functions of inquiring the radioactive concentration, minute data, hour data, day data and abnormal data, exporting an excel file, and visually displaying related monitoring data by using a bar chart and a line chart. And grouping and inquiring the monitoring point locations in a mode of organizing mechanisms, areas and point locations.
5. And (4) performing statistical analysis, and recording the specific discharge condition of the sewage disposal enterprise in the same day, month, year or a period of time in the monitoring area. In order to facilitate users to inquire enterprise data in different time periods, the functions of cross-day inquiry and one-time data export are supported. The data quality analysis function can be realized, missing, invalid and abnormal data can be intelligently judged, and the data can be displayed through corresponding reminding.
6. And (4) anomaly analysis, wherein the system carries out multidirectional reminding on anomaly information and can prompt on a platform interface. The system platform can establish an abnormal triggering rule condition for a user, and the system can distinguish different abnormal levels through a grading function, so that managers can conveniently know the abnormal state in time and take corresponding countermeasures according to a management flow. The system platform can establish an effective abnormal information notification mode and can perform notification and distribution on different contents through a classification and grading mechanism. The manager can timely know the abnormal conditions in the jurisdiction range. The system can perform exception handling aiming at a specific exception, and the exception handling function performs exception period data analysis and display on the exception condition so as to conveniently handle the exception.
7. And (4) equipment is reversely controlled, and when the standard exceeding condition occurs on the site around a set rule, the enterprise site data acquisition and transmission instrument carries out reverse control sample reservation. The system supports any data acquisition transmission instrument with the anti-control function on a remote control site to control the sample retention device to immediately retain a sample, and meanwhile, the anti-control record is 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 operating logs and running logs and can realize the function of checking and analyzing the running conditions of the platform and the field equipment.
9. And the system provides user management and role management functions. The user management manages the operation users of the platform, and realizes the functions of adding, deleting, modifying and searching user data. The manager can assign the operation authority by specifying the role.
10. Other functions
The minute data of the field monitoring equipment, the data acquisition and transmission instrument and the software platform are kept consistent;
the function of intelligently identifying invalid, abnormal, missing and production stopping data is provided;
the comparison relationship between the emission behavior and the emission amount can be analyzed;
providing a self-monitoring data entry function;
providing an early warning function and a grading management function;
when the monitoring data is abnormal, the current state can be synchronously displayed, and a short message grading function is provided;
all monitoring results are displayed in a centralized manner in a chart combination mode and can be associated and interacted with a data list;
a graph is used for carrying out visual display, and the visual display comprises information such as current position information, whether an exception exists, exception which is not processed in the previous 24 hours, exception which is processed in the previous 24 hours, exception in the current month, total number of enterprises, total number of equipment, total number of data, transmission rate, effective rate and transmission effective rate;
reasonable classification and statistics are carried out through two modes of an organization structure and an administrative region;
in order to facilitate the export of the report, a continuous report query grouping function is provided;
historical data may 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 above description is only of the preferred embodiments of the present invention, and it should be 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 invention and these are intended to be within the scope of the invention.
Claims (10)
1. A method for monitoring the quality of industrial enterprise wastewater by using conductivity is characterized by comprising the following steps: the front-end water taking equipment collects a wastewater sample of the pretreated wastewater discharge port; analyzing the collected water sample by a characteristic factor online monitoring instrument and an online conductivity meter; the online conductivity meter carries out qualitative analysis on the water quality condition through the conductivity; the rear end is provided with a cloud platform, a pollution source online automatic monitoring and management system is deployed, GPRS wireless data transmission is adopted, and the client side monitors the water quality condition of the sewage outlet of an enterprise in real time; the characteristic factor online monitoring instrument and the online conductivity meter monitor that the real-time data of sewage discharge exceeds the standard; the data acquisition and transmission instrument triggers the automatic water quality sampler to acquire a water sample; the data acquisition and transmission instrument is automatically linked with the water quality superstandard sample reserving device to perform water sample backup or the platform actively controls the water quality superstandard sample reserving device to collect water samples; and simultaneously, the back-end platform software automatically records and counts the over-standard enterprise names and the over-standard numerical values, and sends the short messages to a receiving end of the environmental protection law enforcement officers through a short message gateway.
2. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 1, which is characterized in that: 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; the logic layer comprises service and business functions and is used for disclosing the core requirements through a general method; and the data access layer operates and accesses each mainstream database through an ORM technology.
3. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 2, wherein the method comprises the following steps: the online automatic monitoring management system is constructed on an advanced B/S three-layer application system structure, adopts an SPA technology, a JSP technology, an EJB technology, an XML technology and an object-oriented programming technology, and runs complex business processing logic, flow control logic and data access logic on an application server through an Enterprise Java Beans (EJB) component to form basic service.
4. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 2, wherein the method comprises the following steps: the online automatic monitoring and management system also comprises a software component technology; the software component technology is based on object-oriented, and is centered on the concept of plug-and-play software which can be used immediately after embedding, and an application system is established through the combination of components.
5. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 2, wherein the method comprises the following steps: the online automatic monitoring management system is developed by adopting a cross-platform technology of J2EE and EJB based on JAVA.
6. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 2, wherein the method comprises the following steps: the online automatic monitoring management system further comprises an Vue framework; the Vue frame may be applied layer by layer from bottom to top.
7. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 2, wherein the method comprises the following steps: the online automatic monitoring management system also comprises RESTful API technology; the RESTful API is called by a front end provided by the SERVER, the front end calls the API to initiate an HTTP request to the SERVER, and the SERVER responds to the request and feeds back a processing result to the front end.
8. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 1, which is characterized in that: the method also comprises a conductivity qualitative analysis and judgment method; the conductivity qualitative analysis and judgment method is characterized in that a conductivity numerical value has positive correlation with conventional water quality monitoring factors COD, ammonia nitrogen and total phosphorus, and one to two numerical values of three characteristic factors of COD, ammonia nitrogen and total phosphorus exceed the standard when the conductivity numerical value reaches 600 us/cm; meanwhile, through the result analysis of 10-fold and 100-fold dilution of the water sample, the conductivity value does not change along with the dilution multiple by the same factor.
9. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 1, is characterized in that: the specific embodiment is as follows:
the power supply cable of the equipment is accessed, the equipment cable adopts a near access principle according to the on-site condition of an enterprise, the national standard YJV 3-4 mm2 copper core cable is selected as the wire specification, the PVC32 threading pipe is adopted for cable routing, and the cable is laid according to the relevant specifications; the installation involves the slotting of the outdoor cement road surface, the breaking of the green belt, and the restoration of the cement road and the green belt after the laying of the cable;
manufacturing an installation foundation of the outdoor integrated control cabinet, wherein the installation foundation does not need to be 1500 x 1000 x 500mm (length x width x height), wherein the underground is 300mm, the ground is 200mm, the foundation is poured by adopting concrete, and the grounding treatment of the cabinet body is well performed according to the specification of the outdoor integrated control cabinet; the installation relates to the excavation of a cement road surface and the soil breaking of a green belt, and the original shape is recovered after the construction is finished;
newly building a water collecting well or reforming an original well, wherein the specification of the newly built water collecting well or the original well is 1200 x 3500mm (length x width x depth), the water collecting depth from a drainage pipeline to the bottom of the well is not less than 500mm, and the anti-seepage treatment is performed to meet the water collecting requirement; the secondary steel of the reinforced steel bars of the water collecting well has the specification of 16mm 200 x 2 layers 2 double, the thickness of 200mm, the label C25 concrete, and the inner side is provided with a grabbing ladder;
taking, draining and laying a sensor pipeline, wherein the taking and draining pipeline adopts a UPVC20 material pipe, the conductivity sensor adopts a PVC25 material pipe penetrating cable, and the sensor pipeline is laid according to relevant specifications according to field conditions; the method comprises the following steps of (1) excavating a waterway surface and breaking soil of a green belt, wherein the original shape of the green belt needs to be recovered after the waterway surface is finished; the later-stage operation and maintenance of the water taking and draining pipeline are convenient to take into consideration, and the water taking and draining pipeline is convenient to detach and replace.
10. The method for monitoring the quality of the wastewater of the industrial enterprise by using the electric conductivity as claimed in claim 1, is characterized in that: 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 lead; the other end of the conductivity detection probe (1) extends to form a contact end (2); the contact end (2) is contacted with the detection liquid; the contact end (2) comprises a flow disturbing column (21), a semi-ring sector body (22) and a water flow channel (23); the turbulence column (21) is embedded in the contact end (2); the semi-ring fan-shaped bodies (22) buckle the plurality of turbulence columns (21) to form an arc-shaped structure (24); the two arc structures (24) are oppositely and concavely arranged to form a water flow channel (23); the water flow channel (23) is of a structure with thick middle part and thin two ends.
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