“背靠背”启动在抽水蓄能机组的应用

Aapplication of Back-to-back Starting in Pumped Storage Unit

介绍抽水蓄能机组的启动方式,阐述"背靠背"启动的过程和影响因素,分析河北张河湾蓄能发电有限责任公司背靠背启动的主要步骤,启动过程中继电保护的设置,以及启动时存在的问题和处理措施。

This paper introduces the starting mode of the pumped storage units, analyzes principle and the main condition parameter that affects back-to-back starting mode. It also introduces the main flow of units＂ back-to-back starting of Hebei Zhanghewan Storage Power Co. Ltd. , including, the problems those appear in relay protection design, problems under this operation mode and treatment of these problems.