GOVENRMENT ENGINEERING COLLEGE, BHARUCH
ELECTRICAL
ENGINEERING DEPARTMENT
Mid –
Semester Syllabus – 7 Th
SUBJECT
NAME: DACM SUBJECT
CODE: 2170909
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SR NO.
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TOPIC
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1
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Induction motor design:
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Basic introduction to induction machine, Output
equation, choice of specific scheme,
separation of D& L, peripheral Stator winding design
Calculation of no. of turns per phase, conductor’s area shape of the
stator slots, factors to be considered while deciding no of stator slots,
Area of stator slots, stator winding resistance, stator teeth design,
depth of the stator core, examples related to above topics, Length of the air
gap.
Rotor design A. Squirrel cage rotor – selection of no. of rotor slots,
harmonic induction torque. Harmonic synchronous torque, vibration and
noise, voltage ripples
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2
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Synchronous machine design :
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Introduction, output equations, Main dimension, electric & magnetic loading
SCR, effect of SCR on machine performance Length of air gap and shape of
pole face
Armature design, Armature winding (Single layer and double layer)
number of armature slots, slots dimension, length of mean turns,
calculation of armature resistance and reactance Design of rotor
Design of magnetic circuit, Open circuit characteristic
Determination of full load field MMF, Design of field winding
Computation of performance parameters of machine using FEM software.
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