捷克200MW汽机胀差保护防误动处理

Expanding Protetive and Prevention Error motion of Generating Set 200MW Was Treatmented

本文采用量程迁移的方法，在机组热态状况下，不需要重新调试整套保护，解决了发电机组的高，中压胀差发生多次误动的问题。

In the peper. The means ot measurment rang was ased. It is to not neade Ihake down test protective of ensemble. In the beat state of generating set. The quastion of many differentoal expanding error motion of hight and middle volt of generating set wsa resobled