一种基于模型预测控制的T型三电平逆变器中点电位平衡控制方法

王美龄,王丽梅,孙永亮

A Neutral-Point Voltage Balancing Control Method Based on Model Predictive Control for T-Type Three-Level Inverter

Wang Meiling,Wang Limei,Sun Yongliang

表1 三电平逆变器各相的开关状态

Tab.1 Switching state of each phase of three-level inverter

Sa1 Sa2 Sa3 Sa4 输出电平 P on on off off +Udc/2 O off on on off 0 N off off on on -Udc/2