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Electrical Technology Course Outline

The document outlines the teaching scheme and examination scheme for an Electrical Technology course at Saurashtra University. It includes 4 hours of theory and 2 hours of practical classes per week. The exam includes a 3 hour theory paper worth 100 marks and a 25 mark practical/oral exam. It also includes 25 marks for term work. The course covers topics like DC generators and motors, single and three phase transformers, polyphase induction motors, single phase induction motors, servo and stepper motors, electric devices, functional horsepower motors and various reference books.

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202 views1 page

Electrical Technology Course Outline

The document outlines the teaching scheme and examination scheme for an Electrical Technology course at Saurashtra University. It includes 4 hours of theory and 2 hours of practical classes per week. The exam includes a 3 hour theory paper worth 100 marks and a 25 mark practical/oral exam. It also includes 25 marks for term work. The course covers topics like DC generators and motors, single and three phase transformers, polyphase induction motors, single phase induction motors, servo and stepper motors, electric devices, functional horsepower motors and various reference books.

Uploaded by

sopan sa
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
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SAURASHTRA UNIVERSITY, RAJKOT. B.E.

SEM IV (EC) 404: ELECTRICAL TECHNOLOGY


TEACHING SCHEME Theory Hours 4 Practical Hours 2 Theory Marks 100 EXAMINATION SCHEME Paper Hours 3 Prac/Oral Marks 25 Termwork Marks 25 Total Marks 150

1. D.C. generator ( Sec.I---20) Introduction, constructional details & types, Working principles, losses, Armature reaction, EMF equation, Open circuit characteristics, Internal External characteristics, Conditions for building up of voltage 2. D.C. motors ( Sec.I--- 20) Working principles, constructional details & types, Concept of back of e.m.f., characteristic of dc motors, types of starters, various speed control methods including electronics control, concept of electric braking of DC motor, applications. 3. SINGLE PHASE TRANSFORMER : ( Sec.II--- 20)
Introduction , Constructional details & types, Principles of operation, EMF equation of transformer, Working on No Load & On Load, Equivalent Circuit, Regulation, Losses & Efficiency, Testing of transformer, Auto transformer. THREE PHASE TRANSFORMER : Working principle of three phase transformer, Construction details, connection diagrams of star-star, delta-delta, delta-star, v-v, T-T connections. POLYPHASE INDUCTION MOTORS : ( Sec.II---10) Working principle, Construction details & types, torque-slip characteristics, equivalent circuit, testing of three-phase induction motor, speed control methods, reversing direction of rotation. SINGLE PHASE INDUCTION MOTORS : ( Sec.II--- 10) Introduction , Working principle, starting of single phase motors, Split phase motors, Capacitor start motor, Capacitor start capacitor run motors, Equivalent circuit, testing of single phase induction motor, shaded pole motor, repulsion motor, series motor, reluctance motor, hysteresis motor Servo motor: - Working principle, construction details, types of motor, torque calculations, application of AC & DC servo motors. Stepper motor: Working principles, constructions application. (Sec. I+II07) Electric Devices: - Working principles of relays & contactors, Normally open (NO ) and normally closed (NC) contacts, internal circuit diagram of A.C. motor starter (D.O.L., automatic star-delta starter, auto transformer starter), techo-generator (Sec. I+II07)

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8. Functional Horse power (F.H.P.) Motor: Working principles, construction and applications of F.H.P. motors. Universal motors, selsyns, synchros, reluctance motors. Single-phase synchronous motors, hysterisis motor. (Sec. I+II06)
REFERENCE BOOKS : 1. 2. 3. 4. 5. 6. 7. Textbook of Electrical Tech. B.L. Theraja vol & II. Alternating Current (AC) machines M.G. SAY. Electrical Technology H. Cotton. Fractional Horse Power Electrical Machines Armenaky & Filk, MIR Publication. Control System Engg. J.J. Nagraj & M.Gopal introduction to Electrical Engineering M.S. naidu, S.Kamakshaiah (TMH). Basic electrical engineering D.P. Kthari, I.J. Nagrath (TMH)

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