肇庆电网微机保护抗电磁干扰措施

The Protection from Electro-Magnetic Interference for Computers in Zhaoqing Power Network

分析了电力系统干扰的来源及对微机保护设备安全及运行的影响 ,介绍了肇庆电网继电保护抗干扰措施 ,运行实践证明该措施是有效的。分析了一例电网继电保护因电磁干扰产生的问题及解决措施。经采取抗干扰措施有效地保证了电网的安全运行。

The electro magnetic interference in power system is introduced and the countermeasures to the interference for relay protection in Zhaoqing power network is presented. The problem in electro magnetic interference to relay protection in power system is pointed out by actual example.