MG University S7 Electrical and Electronics (EEE) B.Tech Syllabus
Module 1 Three phase Induction Motor: Construction – squirrel cage and slip-ring motor – principle of operation – slip and frequency of rotor current – mechanical power and developed torque – Phasor diagram – torque slip curve – pull out torque – losses and efficiency. No load and locked rotor tests – equivalent circuit – performance calculation from equivalent circuit – circle diagram – operating characteristics from circle diagram – cogging and crawling and methods of elimination
Module 2
Starting of three phase squirrel cage induction motor – direct online starting – auto transformer – star-delta starting – starting of slip-ring motor – design of rotor rheostat – variation of starting torque with rotor resistance.
Speed control – pole changing – rotor resistance control – frequency control – static frequency conversion – Applications of Induction machines – single phasing – analysis using symmetrical components.
Starting of three phase squirrel cage induction motor – direct online starting – auto transformer – star-delta starting – starting of slip-ring motor – design of rotor rheostat – variation of starting torque with rotor resistance.
Speed control – pole changing – rotor resistance control – frequency control – static frequency conversion – Applications of Induction machines – single phasing – analysis using symmetrical components.
Module 3
Induction Generator: Theory – Phasor diagram – equivalent circuit – Synchronous Induction motor: – construction – rotor winding connections – circle diagram – pulling into step.
Single phase Induction motor: revolving field theory – equivalent circuit – torque slip curve – starting methods – split phase, capacitor start-capacitor run and shaded pole motors.
Induction Generator: Theory – Phasor diagram – equivalent circuit – Synchronous Induction motor: – construction – rotor winding connections – circle diagram – pulling into step.
Single phase Induction motor: revolving field theory – equivalent circuit – torque slip curve – starting methods – split phase, capacitor start-capacitor run and shaded pole motors.
Module 4
Single phase Series Motor: Theory – Phasor diagram – circle diagram – compensation and interpole winding – Universal motor
Repulsion Motor: torque production – Phasor diagram – compensated type of motors – repulsion start and repulsion run induction motor – applications
Reluctance motor – Hysterisis motor
Single phase Series Motor: Theory – Phasor diagram – circle diagram – compensation and interpole winding – Universal motor
Repulsion Motor: torque production – Phasor diagram – compensated type of motors – repulsion start and repulsion run induction motor – applications
Reluctance motor – Hysterisis motor
Module 5
Deep bar and double cage induction motor – equivalent circuit – torque slip curve – Commutator motors – principle and theory – emf induced in a commutator winding – - Poly-phase commutator motors – three phase series and shunt type – Schrage motor – characteristics – applications – use of commutator machines as frequency converters, phase advancers – expedor type and susceptor type – Walker and Scherbius advancers – Linear Induction motor – operation and application
Deep bar and double cage induction motor – equivalent circuit – torque slip curve – Commutator motors – principle and theory – emf induced in a commutator winding – - Poly-phase commutator motors – three phase series and shunt type – Schrage motor – characteristics – applications – use of commutator machines as frequency converters, phase advancers – expedor type and susceptor type – Walker and Scherbius advancers – Linear Induction motor – operation and application
References
Performance and Design of AC machines – M.G Say
Theory of Alternating Current machines – Alexander Lagnsdorf
A.C Commutator motor – Openshaw Taylor
Alternating Current machines – Puchstein & Lloyd
Theory of Alternating Current machines – Alexander Lagnsdorf
A.C Commutator motor – Openshaw Taylor
Alternating Current machines – Puchstein & Lloyd