TC2F汽轮机交流油泵电机过电流故障原因分析

Overcurrent malfunction analysis of AC oil pump electric motor for TC2F steam turbine

介绍了天津陈塘热电有限公司煤改气搬迁工程汽轮机油系统及交流油泵的构造、工作原理,并依据系统流程及泵体构造分析了#3汽轮机交流油泵电机过流的原因,提出了相关的预防措施及在今后检修、维护过程中的控制重点,以避免类似事故的发生,提高机组运行的可靠性及稳定性。

This paper introduces the structure and principle of steam turbine oil system and AC oil pump of coal to gas relocation project at Tianjin Chentang Thermal Power Company Limited,and put forward precautionary measures and main control point for routine maintenance based on the process of the oil system,pump structure and the analysis of overcurrent reason of AC oil pump electric motor for No. 3 steam turbine,and to make sure to avoiding the occurrence of accident and increasing stability and reliability of the unit.