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Regenerative Braking

Regenerative Braking: Sometimes the energy of the load may have to be fed to the supply system. A Chopper in this mode is called regenerative. The chopper working as a…

Electrical Braking of Polyphase Induction Motors

Electrical Braking of Polyphase Induction Motors: Electrical Braking of Polyphase Induction Motors which consists of different types, namely, Plugging (or Counter-Current Braking) Dynamic (or Rheostatic) Braking Regenerative Braking 1. Plugging…

Electric Braking of Separately Excited DC Motor

Electric Braking of Separately Excited DC Motor: The electric braking of separately excited dc motor is show in Figure 3.31. Figure 3.31 (a) illustrates a simplified representation of a single…

Braking and Mechanical Considerations Interview Questions and Answers

Braking and Mechanical Considerations Interview Questions and Answers: 1. Why ordinary mechanical braking cannot be totally replaced by electrical braking ? Ans. Because electric braking cannot hold the vehicle stationary.…

Braking System in Train

Braking System in Train: Braking System in Train has number of advantages over mechanical braking. It reduces wear and tear on rails and wheels, substantially increasing their life. It is…

Dynamic Braking of Induction Motor

Dynamic Braking of Induction Motor(or Rheostatic Braking): (a) AC Dynamic Braking - AC Dynamic Braking of Induction Motor is obtained when the motor is run on a single phase supply…

Braking of Induction Motor Drive

Braking of Induction Motor Drive: Following methods are employed for Braking of Induction Motor Drive: Regenerative braking Plugging or reverse voltage braking Dynamic (or rheostatic) braking further categorised as: ac…

DC Motor Braking Methods

DC Motor Braking Methods: The need for electric braking was explained earlier, the motor works as a generator developing a negative torque which opposes the motion. Three types of DC Motor…

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