Traction Motors

Traction Motors: Motors Employed in Traction : Earlier, dc series motor was widely used in Traction Motors. It has high starting torque and capability for high torque overloads. With an…

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Features of Traction Drives

Features of Traction Drives: Various Features of Traction Drives are: 1. Large torque is required during start and acceleration in order to accelerate the heavy mass. 2. The motor is…

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Duty Cycle of Traction Drives

Duty Cycle of Traction Drives: The Duty Cycle of Traction Drives in trains is explained with the help of speed-, torque- and power-time diagrams (Fig. 10.6) which are drawn for…

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Coefficient of Adhesion in Traction

Coefficient of Adhesion in Traction: In Coefficient of Adhesion in Traction, the task of driving equipment consists of pushing the carriage on which it is mounted and pulling coaches and…

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Switched Reluctance Motor

Switched Reluctance Motor: The switched reluctance motor (SRM) has both salient pole stator and rotor, like variable stepper motor, but they are designed for different applications, and therefore, with different…

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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…

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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…

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Single Phase Induction Motor Types

Single Phase Induction Motor Types: Single Phase Induction Motor Types - As far as normal running is concerned, a single winding is sufficient. But all motors must be self start.…

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