【摘要】 介绍了一种无刷励磁发电机在线监测装置的总体结构、布局及设计思想。装置在发电机内部采集励磁机三相电压、电流及转子电压、电流和温度信号,通过A/D转换及编码后以红外进行传输,进而完成数据处理、显示及预警,对发电机各部分工况在线监测及故障诊断具有重要作用。模拟实验表明,装置安装简单方便,运行稳定可靠。更多还原

【Abstract】 This paper introduces the main structure,layout as well as design ideas of an online monitor used in brushless exciting generator.The parameters,which include three-phase voltage and current of the exciter,the voltage,current and temperature of the rotor,are obtained from the interior generator and sent by the infrared transmission after A/D conversion and digital coding,and then received by exterior and displayed.This monitor plays an important role in on-line monitoring and failure diagnosis of the generator.The experimental results show that this monitor exhibits good performance.更多还原