带死区控制的PWM波，可驱动IGBT逆变桥。双路pwm波输出，驱动单相桥。双极性控制。-PWM control with dead zone waves to drive IGBT inverter bridge. Dual pwm wave output, driving single-phase bridge. Bipolar control.

逆变变频程序，直流逆变交流，变频控制，输入直流，输出单相交流变频-Frequency inverter program, AC to DC inverter, frequency control, DC input, single-phase AC output frequency