Talking about the construction of online monitoring system for the production facilities and pollution prevention facilities of pollutant discharging units in Fukang City

Ren Transportation Industry Jiangsu Ankrui Microgrid Research Institute Co.
, Ltd.
, Jiangyin, Jiangsu 214405 Abstract: Relying on Internet of Things technology and power parameter sensing technology, the environmental protection electricity supervision cloud platform collects the data of the total incoming line, production equipment and pollution control equipment power circuit of the enterprise 24 hours a day, and timely discovers the situation of environmental protection treatment equipment that does not work normally through equipment operation condition analysis, limit violation analysis, stop/production limit analysis, association analysis, etc.
, and real-time monitoring of the production status of production limitation and production suspension and rectification enterprises, and abnormal pollution control facilities Alarm for illegal production during the suspension of production restrictions, reduce and eliminate abnormal electricity consumption and abnormal equipment, and prevent enterprises from secretly discharging, emission reduction, and leakage in the process of pollutant supervision
.
At the same time, the results of pollutant emissions such as VOCs, soot, and wastewater are monitored to avoid enterprises from exceeding the standard and illegal, so that enterprises can strictly implement emission standards
.
In addition, video or access control monitoring is used as an auxiliary means to reduce regulatory blind spots, forming a regulatory monitoring of the pollution control process plus results, which reasonably solves the problems of
weak environmental law enforcement and difficult supervision in place 。 Keywords: environmentally friendly electricity; pollutant discharge; Alarm; Cloud Platform 1 Project Overview Xinjiang Fukang Municipal Environmental Protection Bureau issued the Notice on the Monitoring of Working Conditions and the Construction of Volatile Organic Compounds Online Monitoring System for Pollutant Discharge Production Facilities and Pollution Prevention Facilities in Fukang City, accelerating the construction of the city's pollution discharge production facilities and pollution prevention facilities working condition monitoring and VOCs online monitoring system, implementing 24-hour uninterrupted monitoring of the operation status of enterprise production facilities and pollution prevention and control facilities, and reasonably discovering problems such as idle pollution prevention and control facilities of enterprises, differentiated control and emergency response to heavily polluted weather.
Help environmental law enforcement and supervision to improve the level of
science and technology.
The working condition monitoring data and the online monitoring of pollution sources can realize data connection, which can find abnormal clues such as the change trend of constant emission intensity or not consistent with the production load when the production load fluctuates, and realize the simultaneous supervision
of the pollution control process and pollution control results.
All enterprise production facilities and pollution prevention facilities must install working condition monitoring systems
.
An organized VOCs online monitoring system is installed at the discharge port, and the monitoring item includes at least non-methane total hydrocarbons and exhaust gas parameters temperature, pressure and flow rate
.
System construction and technical requirements mainly include: ● In line with HJ212-2017 "Pollutant Online Monitoring (Monitoring) System Data Transmission Standard" and HJ477-2009 "Pollution Source Automatic Online Monitoring (Monitoring) Data Collection and Transmission Instrument Requirements" ● Working condition monitoring points cover the main production facilities and pollution control facilities, and accurately reflect the operation of the monitored equipment through real-time collection of the working current of
production facilities and pollution prevention and control facilities 。 The monitoring points of the working conditions of the production facilities are installed on the main circuit of the production line or the main production equipment circuit of the sewage discharge, reflecting the implementation of the sewage discharge and sewage production facilities, production suspension and restriction, and peak-shifting production; The monitoring points of the working conditions of pollution control facilities are installed on the main circuit of the pollution control facility or the main pollution control equipment circuit to reflect the operation of the
pollution control facility.
● The installation position of the sampling probe of the VOCs online monitoring equipment of pollution source should meet the requirements of HJ75 specification on the chimney, and can monitor TVOC, flue gas flow rate, flue gas temperature and flue gas pressure
at the same time 。 2 AcrelCloud-3000 Environmental Protection Electricity Supervision Cloud Platform Solution Relying on Internet of Things technology and power parameter sensing technology, Accuray environmental protection electricity supervision cloud platform collects data of the total incoming line, production equipment and pollution control equipment power circuit of the enterprise 24 hours a day, monitors the working status of environmental protection treatment equipment and the production status of enterprises that stop production in real time, and warns abnormal behaviors such as abnormal pollution control facilities and illegal production during the suspension and restriction period, so as to prevent enterprises from secretly discharging, emission reduction, and other abnormal behaviors in the process of pollutant supervision.
Leakage and other situations
.
At the same time, the results of pollutant emissions such as TVOC, flue gas flow rate, flue gas temperature, flue gas pressure and other pollutants are monitored to avoid enterprises from exceeding the standard and strictly standardize the implementation of pollutant emission standards
.
(1) System structure The multi-function meter is installed in the power circuit of the enterprise-side production facilities and pollution prevention facilities, the full power parameters of the circuit are measured, and the DTU communicates with the DTU through LoRa wireless communication, and then the DTU uploads to the cloud server
of the environmental protection electricity supervision cloud platform through 4G full netcom.
The sampling probe of the VOCs online monitoring equipment of pollution source is installed on the chimney, measuring non-electrical monitoring factors such as TVOC, flue gas flow rate, flue gas temperature, flue gas pressure, etc.
, communicating with the data acquisition instrument through 485, and then uploading to the cloud server
of the environmental protection electricity supervision cloud platform through 4G full netcom 。 DTU and data acquisition instrument can display the collected data on the spot, and store 30 days of data locally, which can realize data breakpoint continuation, when the network returns to normal, continue to upload the data stored locally during the network disconnection, and the data is transmitted to the cloud server
of the environmental protection electricity supervision cloud platform with the data transmission standard of HJ212-2017 pollution source online automatic monitoring (monitoring) system 。 The environmental protection electricity supervision cloud platform is deployed on Alibaba Cloud servers to receive, count, store, and display data, and provide environmental protection managers with WEB and mobile APP access, and environmental protection managers can use web pages, mobile apps and other forms to apply platform functions
.
(2) Equipment status, enterprise production status and pollutant emission monitoring Real-time monitoring of the power parameters of the power circuit of the enterprise's production facilities and environmental protection treatment facilities, determining the working status of the equipment and the production status of the enterprise, and monitoring the pollutant discharge at
the outlet.
(3) Emergency emission reduction management According to the characteristics of the industry's electricity consumption and the local peak-shifting production plan, configure the emergency emission reduction management plan, combine the production energy consumption of the enterprise, supervise the implementation of the enterprise's emission reduction production, and provide technical support
for the implementation of the decision-making and implementation of the peak-shifting production of industrial enterprises.
(4) Improve the efficiency of operation and maintenance and law enforcement The platform summarizes abnormal records and processing progress such as abnormal production stoppage and restriction, abnormal pollution control facilities, exceeding the limit of electrical parameters, and exceeding emission standards, and law enforcement personnel can process and declare abnormal records from the computer terminal or mobile terminal, and can upload pictures, documents, videos, etc
.
Relevant responsible persons can review the reported abnormalities to make O&M and law enforcement more reasonable
.
(5) Data statistics The platform provides data statistics functions such as abnormalities, point operation, electricity consumption data, and pollutant emissions to help the Environmental Protection Bureau grasp the environmental protection supervision situation and help enterprises understand the implementation of
internal environmental protection measures 。 3 System application value3.
1 The construction of social benefit projects is conducive to protecting human health, improving citizen satisfaction, building a better city, and building a harmonious society; It is conducive to promoting sustainable economic and social development, "synchronous planning, synchronous implementation and synchronous development of economic construction, urban construction and environmental construction, and realizing the three unification of economic, social and environmental benefits"; It is conducive to strengthening the daily monitoring of pollution sources and rapid early warning and response to emergencies, doing a good job in "combining peacetime and wartime", striving to ensure regional environmental safety and improving regional environmental quality
.
Realize the transformation from civil air defense to technical defense, from planned monitoring to status monitoring, and improve the efficiency
of environmental supervision and law enforcement.
In order to better supervise and assess the implementation of the task of stopping and limiting production of polluting enterprises during the peak-shifting production period, and solve the dilemma
of supervision of polluting source enterprises in the context of air pollution prevention and control.
Establish a supervision and governance model for the whole process of enterprise production, pollution discharge and governance, from result monitoring to process + result supervision, strengthen source prevention and control, promote the improvement of atmospheric environmental quality, and improve the effect of
environmental supervision and law enforcement.
Conduct correlation analysis of enterprise production data, pollution control data and pollution discharge data, and establish a differentiated evaluation system
.
Identify suspected illegal pollutant discharging enterprises, further narrow the scope of grid supervision, achieve small-scale traceability, and further analyze their specific violations to improve supervision efficiency
.
Based on the monitoring results, law enforcement personnel conduct targeted on-site inspections, speak with data and facts, and effectively deter illegal emissions
.
3.
2 Economic benefits and low cost to solve the problem of large-scale promotion of
"process + result whole process monitoring".
The risk early warning function of the system helps enterprises reasonably reduce the risk of production accidents, and the real-time early warning and reminder mechanism can avoid unintentional violations of standards and improve the quality of
enterprise management.
The establishment of the system's operational efficiency evaluation and measurement system can optimize the energy consumption of the enterprise and reduce the waste
of energy and costs caused by excessive treatment.
Relying on big data analysis, mobile Internet, and Internet of Things technology, it realizes remote real-time monitoring of enterprise production, pollution control, and pollution discharge, which can reasonably reduce the frequency of on-site inspections of enterprises, improve the work efficiency of government departments, and solve the asymmetry between
the shortage of manpower in environmental protection systems and the large number of enterprises 。 At the same time, it avoids interfering with the normal production and operation activities of enterprises, reduces the burden of enterprises to meet inspections, further deepens the "decentralization, management and service", improves the level of supervision and service for enterprises, and forms a good business environment with strong control over the governance process, real and reasonable emission of pollution sources, and benign interaction between polluting enterprises, the public and environmental protection authorities, so as to achieve a win-win
situation for government and enterprises 。 4 Conclusion AcrelCloud-3000 environmental protection electricity supervision cloud platform monitors the operation process of production equipment and pollution control equipment, intervenes in advance, realizes the management mode of early warning and pre-control, controls the generation of pollution from the source, and stifles pollution in the
cradle.
At the same time, the pollutant discharge results are monitored, and video or access control monitoring is used as an auxiliary means to reduce the regulatory blind spots, forming the supervision and monitoring of the pollution control process plus results, improving the informatization and intelligence level of environmental supervision, and helping to realize the differentiated and refined management
of polluting enterprises.
Reference[1]Technical Guidelines for Electricity (Energy) Monitoring Systems for Pollution Production Facilities and Pollution Control Facilities (Draft for Comments) and Preparation Instructions"[2]HJ212-2017 "Online Automatic Monitoring of Pollution Sources(Monitoring) System Data Transmission Standard" [3] "Notice on the Monitoring of Working Conditions of Pollution Discharge Production Facilities and Pollution Prevention Facilities in Fukang City and the Construction of Volatile Organic Compounds Online Monitoring System" About the author Ren Yunye, male, Jiangsu Ankrui Microgrid Research Institute Co.
, Ltd.
, engaged in the research and development of electrical-related Internet of
Things systems.