Control System of High Voltage Electrostatic Precipitator Based on Fieldbus for Coalash

Fieldbus technology is a whole, which is composed of intelligent sensor, computer and network technology. The way of the fieldbus technology is applied to high-voltage electrostatic precipitator system of coal is given. The process of fieldbus standardization is introduced. The theory of the electrostatic precipitator and fieldbus technology is explained. The setting-up of the model, the design and the realization of the fieldbus control system are discussed. The key points of the realization of the system are designated. This technology can be well applied in practicality