Self Controlled Synchronous Motor Drive

Self Controlled Synchronous Motor Drive: A Self Controlled Synchronous Motor Drive employing a load commutated thyristor inverter is shown in Fig. 7.10. In large power drives wound field synchronous motor…

Continue Reading Self Controlled Synchronous Motor Drive

Operation of Synchronous Motor

Operation of Synchronous Motor: Operation of Synchronous Motor - For any speed other than synchronous speed, the relative speed between air gap flux wave and the rotor is not zero.…

Continue Reading Operation of Synchronous Motor

Synchronous Motors Types

Synchronous Motors Types: Commonly used Synchronous Motors Types are: wound field, permanent magnet, synchronous reluctance and hysteresis motors. All these motors have a stator with a 3-phase winding, which is…

Continue Reading Synchronous Motors Types

Braking of Single Phase Induction Motor

Braking of Single Phase Induction Motor: These motors can be braked by dc dynamic and plugging. The Braking of Single Phase Induction Motor are DC Dynamic Braking: It is commonly used…

Continue Reading Braking of Single Phase Induction Motor

Rotor Resistance Control of Induction Motor

Rotor Resistance Control of Induction Motor: Speed-torque curves for Rotor Resistance Control of Induction Motor are given in Fig. 6.50. While maximum torque is independent of rotor resistance, speed at…

Continue Reading Rotor Resistance Control of Induction Motor

Current Source Inverter Control of Induction Motor

Current Source Inverter Control of Induction Motor: A thyristor Current Source Inverter Control of Induction Motor (CSI) is shown in Fig. 6.45. Diodes D1-D6 and capacitors C1-C6 provide commutation of thyristors…

Continue Reading Current Source Inverter Control of Induction Motor