heating and cooling curves – Loading conditions and classes of duty – Selection of power rating for drive motors with regard to thermal overloading and Load variation factors
UNIT II DRIVE MOTOR CHARACTERISTICS
Mechanical characteristics – Speed-Torque characteristics of various types of load and drive motors – Braking of Electrical motors – DC motors: Shunt, series and compound - single phase and three phase induction motors.
UNIT III STARTING METHODS
Types of D.C Motor starters – Typical control circuits for shunt and series motors – Three phase
squirrel cage and slip ring induction motors.
UNIT IV CONVENTIONAL AND SOLID STATE SPEED CONTROL OF D.C.
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EE6351 EDC Nov Dec 2014 Question Paper - Click here