炼化企业电力系统防晃电优化措施

Optimization Measures against Power System Voltage Dip in Refinery and Chemical Enterprise

针对某炼化企业近年来电网暂降后的高、低压电动机停运状况,给出了继电保护定值调整、安装防晃电模块等措施,可提高企业内部电气设备的防晃电能力。

Aiming at the shutdown of high and low voltage motors in petrochemical enterprises, the measures for setting value adjustment of the relay protection and those installing the module against the voltage dip were presented to improve anti-failure capability of electrical equipment of the enterprises.