About the Application of Hydropower Comprehensive Automation in the Hualiangting Hydropower Station

The paper discusses about the renovation of antomation system in a hydropower station,with the Hualiangting Hydropower Station as an example,from the following aspects,that is,governor system,excitation system,protection system and automatic control system.The above systems construct the comprehensive automatic system in a hydropower station by hierarchical and distributed computer control system.With the cooperation the scheduling module of economical operation of hydropower units of the upper machine it can realize the basic requirement of reliable,economical and practical operation,to make the main target of few attendants come true.