刘荣堂

Intelligent potential transformer (PT) automatic connection and separation switch device

李鹏, 蔡勇, 刘荣堂, 2012 .

Intelligent hot standby redundant double network cards and hot standby redundant method

李鹏, 蔡勇, 刘荣堂, 2012 .

Digital transformer protection and monitoring device

李鹏, 蔡勇, 刘荣堂, 2012 .