变电站电气设备  substation electrical equipment

变电站电气主接线  substation bus arrangement

变电站电压无功控制  voltage quality control(VQC) of substation

变电站站址  substation location

电力系统配电变电站  power system distributed substation

配电变电站  distribution substations; distribution substation

3电平变换器  three level convertor

5电平变流器  five-level converter

Buck三电平变换器  buck three-level converter

NPC三电平电路  three-level NPC circuit

PWM Buck 三电平变换器  pulse width modulation buck three-level converter

半桥三电平变换器  Half-bridge Three-level Converter

单元串联多电平变换器  cascaded multilevel convetor

多电平变换  multi level converter

多电平变换器  multilevel inverter; multilevel converter; multi-level converter; multi-level inverter; Multilevel-converter; multilevel converters; multilevel convertor

多电平变流器  multilevel converter; multi-level converter; multilevel inverters; multilevel converters

多电平变频器  multilevel converter; multilevel inverter

多电平电流调节器  multilevel current regulator

多电平电路  multilevel inverter