After a long period of development of turbine regulation system,the digital hydraulic regulation system DEH has been widely used.DEH electro-hydraulic regulation system is an essential part of power plant automation control,computer control technology and hydraulic control technology in one,fully reflects the computer's accuracy and convenience of operation,as well as the use of high pressure anti-fuel super power,the system action fast response accurate and reliable.This paper mainly analyzes the abnormal vibration damage and treatment of LVDT(linear differential displacement transmitter)on both sides of main steam valve of No.1 Steam turbine in Shanghai Pufa Thermal Energy Co.,LTD.,and solves the practical problems through operation,thermal control and component replacement.
维普
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