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Dc motors unit i

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  • 1. ELECTRICAL MACHINESName : Mrs.A.Sangari & Mrs.P.T.SubasiniDesignation : Sr. Lecturer & LecturerDepartment : Electrical and Electronics EngineeringSubject code : 131307Year : II ECE A & BUnit :ITitle : DC MOTORS 1
  • 2. DC MOTORS• Principle of operation – Back emf and torque equation –Characteristics of series, shunt and compound motors –Starting of DC motors – Types of starters – Speed controlof DC series and shunt motors. 2
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