PLC在发电机转子测温上的应用  

PLC Application in the Detection of Generator Rotor Temperature

作　　者：杨海[1] 

机构地区：[1]哈尔滨电机厂有限责任公司,黑龙江哈尔滨150040

出　　处：《大电机技术》2004年第4期26-28,共3页Large Electric Machine and Hydraulic Turbine

摘　　要：采集发电机转子的电压和电流值,通过数据分析和计算输出发电机的转子温度值,是大型发电机转子间接测温法的基本原理。应用小型PLC及触摸屏制作了测温设备,此设备操作简单,界面友好,现已在电厂投运。Rotor temperature of large generator is indirectly obtained by analyzi ng and calculating the voltage and current values acquired from the rotor. Detec ting device is developed using PLC and touched screen. The operation of the devi ce is easy and the interface is friendly. Now it's operating in the power plant.

关 键 词：发电机 转子 PLC 温度测量 可编程序控制器 励磁电流 集电环 电刷 

分 类 号：TM31[电气工程—电机] TM571.61