火电机组厂用电保护级差配合分析及改进Analysis and Improvement on Protection Stage Difference Cooperation of Auxiliary Power System for Thermal Power Units
蔡宁宁
CAI Ning-ning(Zhejiang Energy Technology Co.
摘要(Abstract):
以2×300 MW火电机组典型厂用电系统为例,结合系统内机组运行情况,对厂用电系统保护的相关问题进行分析与讨论,并提出完善建议。
Illustrated with the case of the typical auxiliary power system for 2 × 300 MW thermal power units,the analysis and discussion on the problems of auxiliary power system protection are performed based on the actual operation of the units in the system.And the suggestions on improvement are also put forward.
关键词(KeyWords):
厂用电;保护;火电机组;级差配合
auxiliary power;protection;thermal power units;stage difference cooperation
基金项目(Foundation):
作者(Author):
蔡宁宁
CAI Ning-ning(Zhejiang Energy Technology Co.
DOI: 10.19585/j.zjdl.2012.06.022