This work was supported by the National High Technology Research and Development Program of China (Grant No.2007AA041803);Doctoral.Programs Foundation of Ministry of Education of China (Grant No.20090101110041);Program for New Century Excellent Talents in University
High voltage circuit breakers are the most important protection and control apparatus in power system. As a core part of circuit breakers, the operating mechanisms have a trend to be hydraulic-style in high voltage po...