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Friday, October 2, 2015

EE6351 ELECTRICAL DRIVES AND CONTROL IMPORTANT QUESTIONS FOR NOV/DEC 2015

Here we have  provided EE6351 Electrical Drives and Control important questions for the upcoming university exam Nov/Dec 2015.students can download and make use of it.
Regulation 2013, MECH  3rd semester EE6351 EDC part-A and important questions, EE6351 syllabus for NOV/DEC 2015 exam are provided below.

EE6351 ELECTRICAL DRIVES AND CONTROL Important questions for Nov/Dec 2015

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EE6351 EDC Part-A questions

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EE6351 ELECTRICAL DRIVES AND CONTROL Syllabus

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EE6351           ELECTRICAL DRIVES AND CONTROL


UNIT I INTRODUCTION

Basic Elements – Types of Electric Drives – factors influencing the choice of electrical drives –
heating and cooling curves – Loading conditions and classes of duty – Selection of power rating for drive motors with regard to thermal overloading and Load variation factors

UNIT II DRIVE MOTOR CHARACTERISTICS

Mechanical characteristics – Speed-Torque characteristics of various types of load and drive motors –Braking of Electrical motors – DC motors: Shunt, series and compound - single phase and three phase induction motors

UNIT III STARTING METHODS

Types of D.C Motor starters – Typical control circuits for shunt and series motors – Three phase
squirrel cage and slip ring induction motors.

UNIT IV CONVENTIONAL AND SOLID STATE SPEED CONTROL OF D.C. DRIVES

Speed control of DC series and shunt motors – Armature and field control, Ward-Leonard controlsystem - Using controlled rectifiers and DC choppers –applications.

UNIT V CONVENTIONAL AND SOLID STATE SPEED CONTROL OF A.C. DRIVES

Speed control of three phase induction motor – Voltage control, voltage / frequency control, slip power recovery scheme – Using inverters and AC voltage regulators – applications.

TEXT BOOKS

1. VedamSubrahmaniam, “Electric Drives (concepts and applications)”, Tata McGraw-Hill,2001
2. Nagrath .I.J. & Kothari .D.P, “Electrical Machines”, Tata McGraw-Hill, 1998

REFERENCES

1. Pillai.S.K “A first course on Electric drives”, Wiley Eastern Limited, 1998
2. Singh. M.D., K.B.Khanchandani, “Power Electronics”, Tata McGraw-Hill, 1998
3. Partab. H., “Art and Science and Utilisation of Electrical Energy”, DhanpatRai and Sons,1994



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