This triac-based 220V AC ... motor also decreases. This results to a voltage increase in R2-P1 and C3 causing the triac to be triggered earlier and the speed increases accordingly. Another version ...

Speed, torque, and horsepower are three inter-related parameters in motor control. The speed of ... is often used interchangeably with AC drive, inverter, or adjustable-frequency drive (AFD). The two ...