Research on Pollutant Emission CEMS Remote Monitoring System Based on WEB and CAN Bus

2014 ◽  
Vol 908 ◽  
pp. 473-476
Author(s):  
Yan Jun Zhao ◽  
Cheng Bin Gao ◽  
Bin Qu

The remote monitoring system is widely applied. The pollutant stationary source is distributed widely, so the pollutant emission status of the stationary source is difficult to on-time monitoring by EPA. The pollutant emission status remote monitoring system based on WEB and CAN bus is brought out in the paper. The remote monitoring system includes pollutant emission data collection unit, data transmission unit and EPA management unit. Soot emission concentration measurement method of the remote monitoring system adopts the Transmission-Scattering method and gaseous pollutant emission concentration measurement method adopts NDIR. The pollutant emission concentration data is collected by data collection unit and sent to data transmission unit through CAN bus. The pollutant emission data is sent to EPA management unit through WEB. The experiment result indicates that the remote monitoring system can on-line monitoring the pollutant emission status of the stationary source and improves the communication efficiency and accuracy.

2011 ◽  
Vol 480-481 ◽  
pp. 1018-1022
Author(s):  
Xiao Qing Zhang ◽  
Li Juan Chen

Based on the remote maintenance of motor exciation, this paper discusses the function design and solution method of communication software which is used in remote monitoring system of motor exciation. It mainly introduces the process of data transmission founded on the Public Switched Telephone Network (PSTN) and key problems of the implementation of communication MSComm control in VC++.


Author(s):  
Yingji Liu ◽  
Kan Zhao ◽  
Chen Ding ◽  
Yu Yao

Real-time remote monitoring and fault diagnosis for commercial buses has important significance in reducing the occurrence of potential accidents. This paper presents a real-time remote monitoring system for the running state of commercial passenger buses. The vehicle Controller Area Network (CAN) bus is able to collect the information of key indicators being monitored, such as brake pressure, oil pressure and fault code. Then, the collected data are uploaded to the central remote monitoring platform through a General Packet Radio Service (GPRS) module for further analysis and decision-making. In this work, a classification based data acquisition method and a hybrid configuration data transmission method are proposed to improve the efficiency of data acquisition and transmission. The authors also proposed a Run-length based relative coding algorithm to compress the massive monitoring data. Experimental results shows the average data compression ratio is 32.17%, which effectively reduces the data transmission cost.


2012 ◽  
Vol 562-564 ◽  
pp. 1891-1894
Author(s):  
Chuan Wu ◽  
Guo Jun Wen

Geological disasters of landslides happen occasionally because of some frequent and no planning mining activities, infrastructure construction, or geological causes. Aimed to the disadvantages of existing manual searching method for landslides, a kind of landslide remote monitoring system using mobile GSM network for data transmission is designed and tested. The experimental result shows that the launch and receiving terminal of remote monitoring system are feasible.


2012 ◽  
Vol 433-440 ◽  
pp. 6287-6292 ◽  
Author(s):  
Yan Jun Zhao ◽  
Cheng Yuan Bai ◽  
Bin Qu

Along with the development of the computer and communication technique, the remote monitoring system is widely applied. The pollution source is distributed widely, so the pollution status is difficult to monitoring. The soot concentration remote monitoring system based on GPRS and CAN bus is introduced in the paper. The system adopts the transmission-scattering method to measure the soot concentration. The measurement data is collected by the MCU and sent to the management system through the CAN bus. The data is sent to the EPA through GPRS. The experiment result indicates that the remote monitoring system can on-line measures the soot concentration and improves the communication efficiency and accuracy.


2014 ◽  
Vol 989-994 ◽  
pp. 3415-3418
Author(s):  
Lei Wang

Design a things related technology based on remote monitoring system of temperature and humidity, sampling using SHT10 digital temperature and humidity sensors, temperature and humidity variables, and data transmission through the RS485 serial bus interface, using AVR kernel 8 bit chip for processing, resulting in a host computer display temperature and humidity changes, the indoor multi node the environment through the test, system has stable function, good display data change, relatively low cost advantages.


2013 ◽  
Vol 739 ◽  
pp. 493-498
Author(s):  
Liu Min

This article designed a kind of crop environment remote monitoring system, it was configured with kingview 6.55, set the remote data acquisition, remote data transmission, remote control, automatic irrigation, pressure regulation, flow adjusting, overrun alarm, water pump automatic start-stop control for an integrated control system. The system realized monitoring, transmission, diagnosis, decision making and crop water dynamic management. And according to the information such as the water demand of crop growth to realize adaptive water-saving irrigation, the adaptive water-saving irrigation is realized to achieve a precise irrigation purpose. The system adopted B/S structure and the Web new edition function; the administrator can achieve the remote monitoring through the Internet which overcomes the restriction of time and location. At the same time, the crops field control level can select configure solar power as necessary which reduces the tedious work of electricity wiring, and achieves the purpose of energy conservation.


2013 ◽  
Vol 644 ◽  
pp. 60-63 ◽  
Author(s):  
Kun Fu Li ◽  
Wei Ping Luo

According to the requirements of the PV station remote monitoring system, such as big information flow, far distance transmission, high-performance, this article has designed a remote PV station monitoring system based on CAN bus and GPRS with mechanical properties. After lucubrated CAN bus and GPRS communication technology, this article details the hardware circuit of the slave computer, the communication protocol of CAN bus and the design of communication network. It has solved the problems that bad real-time, low degree of automation, few nodes can be accommodated, weak anti-interference ability which exits in the past design of PV station remote monitoring system.


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