| 摘要 |
<p>The invention relates to a versatile apparatus for controlling low, medium and high frequency high voltage power systems for energisation of electrostatic precipitator, comprising: a first hardware structure with associated software for controlling ESP energisation, spark/arc detection and quenching, back corona detection and suppression; a second hardware structure with associated software for controlling each phases separately for a three phase power supply system for ESP; a third hardware structure with associated software for generating PWM signals to control the IGBT inverter in an SMPS system, including adjustment of switching frequency of inverter system for a wide range (500 - 10000 Hz); a fourth hardware structure with associated software to control the rectifier part of SMPS system; a fifth hardware structure with associated software for initiating control action based on output parameters from the ESP in the form of current and voltage, intermediate stage DC bus voltage and current ;and a multi master protocol based CAN communication network for peer to peer communication including remote monitoring and control, wherein the apparatus is further enabled to perform control and monitoring of rapping motors including heaters.</p> |
