MotorsPresentation

MotorsPresentation - MotorsandGenerators...

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    Motors and Generators A look at the basic operation and  use of various types of motors
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    Overview The torque on a current loop in a magnetic field is the  basis of electric motors. The reverse, Faraday’s Law of Induction, that a emf is  induced in a wire with a changing magnetic flux is the  basis of every generator Two classifications of motors Induction and Universal A motor and generator operate on the same principles. A motor converts electrical to mechanical energy Generators convert mechanical energy to electrical
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    Universal Motor
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    The six parts to a  universal motor 1) Armature 2) Commutator 3) Brushes 4) Axle 5) Field Magnet 6) Power Supply
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  Real Motors Three-Pole motors Constant torque, never  reduces to zero Each pole will always  have its own commutator Never a short circuit  between the brushes. Some energy lost by 
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MotorsPresentation - MotorsandGenerators...

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