[Photo provided to chinadaily.com.cn] Recently, employees of State Grid Yangzhou Power Supply Company conducted inspections on the country’s first 110 kV transmission phase shifter at 220 kV Ping’an Substation to ensure the reliable operation of the equipment. It is reported that thanks to the adjustment of power flow in the power grid by this transmission … Continue reading China’s first transmission phase shifter shows remarkable results in participating in power grid supply guarantee