该方法是在传统的两态滞环控制的基础上，增加过零比较器，通过优化逆变器的开关逻辑，从而实现滞环控制下并网逆变器的三态输出。

Through adding a zero-crossing comparator and optimizing the inverter switching logic, this method which is based on the traditional two-state hysteresis control can achieve three-state outputs.

youdao

该方法是在传统的两态滞环控制的基础上，增加过零比较器，通过优化逆变器的开关逻辑，从而实现滞环控制下并网逆变器的三态输出。

Through adding a zero-crossing comparator and optimizing the inverter switching logic, this method which is based on the traditional two-state hysteresis control can achieve three-state outputs.

youdao