dc machines and transformers ktunotes

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Page 1: DC MACHINES AND TRANSFORMERS KTUNOTES
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DC MACHINES AND TRANSFORMERS

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Energy conversion in rotating electrical machines

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Armature windings

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Armature windings

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Full pitch and fractional pitch

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Types of windings-lap,wave

• Lap winding Wave winding

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Back pitch, front pitch, winding pitch(resultant pitch)

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Progressive and retrogressive

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Wave windingKTUNOTES.IN

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Equalizer rings

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Dummy coils

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Electro dynamical equations

-Rotational motion system-Mutually coupled coils

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Singly excited translational electromechanical system involving restricted linear movement

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Singly excited rotational electromechanical system

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