Eeeb283 Electric Machines and Drives

Eeeb283 Electric Machines and Drives

<p> EEEB283 ELECTRIC MACHINES AND DRIVES (Update: 17/12/2006, Sunday).</p><p>This subject covers 1. The fundamental theories and laws on magnetic & magnetically coupled circuits. 2. The principles behind electromechanical energy conversion. 3. The study on the characteristics of machines such as transformer, synchronous, induction machines and DC machines.</p><p>LECTURER Ir. Tuan Ab Rashid bin Tuan Abdullah. BN-2-033, Tel: 8921 2267, [email protected] Office hour: M 08 – 17 hrs. WTh 08 – 12 hrs. Lecture hour: M 09-10, 15-16, 17-18, 18-19hrs. Tu 15-16hrs. WTh 09-10, 12-13hrs. Fr 10-11hrs. TEXTBOOK Electrical Machinery Fundamentals by S J Chapman, McGraw-Hill, 4th Edition. REFERENCES Electromechanical Motion Devices by Krause & Wasynczuk, McGraw-Hill. Electrical Machinery by Fitsgerald, Kingsley & Umans. PREREQUISITES EEEB113 - Circuits Analysis I. MATB113 – Advance Calculus and Analytical Geometry. OBJECTIVES 1) To provide basic knowledge and theories of machinery principles. 2) To understand the characteristics, operation and underlying theories of AC machines such as transformers, synchronous machines and induction motors. 3) To understand the characteristics, operation and underlying theories of DC motors. </p><p>ASSESSMENT  Quizzes/Assignments 15%  Test 1 – Week 7, 50mins. 15%  Test 2 – Week 14, 1.5 hrs. 20%  Final examination – 3 hrs. 50%</p><p>EEEB283 electric machines and drives 1/3 [email protected] Discussion materials (Sections 1A, 1B, 2A, 2B). Week</p><p>1. INTRODUCTION TO MACHINERY PRINCIPLES. 13-15/12/6  Rotational motion, Newton’s Law and Power Relationship s1.3 p3.  The magnetic field, Magnetic circuits s1.4 p8.  Faraday’s Law s1.5 p28.</p><p> Production of induced force on a wire s1.6 p32. 17-22/12/6 2.  Induced voltage on a moving wire in a magnetic field s1.7 p24.  The linear DC machine s1.8 p36.</p><p>3. TRANSFORMERS. 26-29/12/6  Types and construction of transformers s2.2 p66. 3-5/1/7  The ideal transformer s2.3 p68.  Theory of operation of real single-phase transformer s2.4 p76.  The equivalent circuit of a transformer s2.5 p86.</p><p> The transformer voltage regulation and efficiency s2.7 p100. 8-12/1/7 4.  Review of Three-Phase circuit.  Three-Phase transformers s2.10 p116.</p><p>15-19/1/7 5. AC MACHINERY FUNDAMENTALS 22-26/1/7  The rotating magnetic field s4.2 p238.  Magnetomotive force and flux distribution in AC machines s4.3 p246. Test 1: 22/1/7 (Ch 1 & 2)  Induced voltage in AC machines s4.4 p250.  Induced torque in AC machines s4.5 p255.</p><p>29/1-2/2/7 6. INDUCTION MOTOR.  Induction Motor construction.  Basic Induction Motor concepts.  Equivalent circuit of an Induction Motor.  Power and Torque in Induction Motor.</p><p> Induction Motor Torque-Speed Characteristics. 5-9/2/7 7.  Variations in Induction Motor Torque-Speed Characteristics. 12-16/2/7  Starting of Induction Motor.  Speed control of Induction Motor.  Determining Induction Motor circuit model parameters.</p><p> Power and Torque in Synchronous Generator s5.6 p280. 19-23/2/7 8.  Determining Synchronous Generator circuit model parameters s5.7 p283. 26/2-2/3/7  Synchronous Generator operating alone s5.8 p288.  Parallel operation of AC Generators s5.9 p299.  Synchronous Generator Ratings s5.11 p326.</p><p>5-9/3/7 9. SYNCHRONOUS MOTOR.  Basic principles of Synchronous Motor operation s6.1 p346.  Steady-state Synchronous Motor operation s6.2 p350.  Starting of Synchronous Motor s6.3 p364.</p><p>EEEB283 electric machines and drives 2/3 [email protected] Discussion materials (Sections 1A, 1B, 2A, 2B). Week 12-16/3/7 10. DC MACHINERY FUNDAMENTALS. Test 2: 18/3/2007  A simple rotating loop between curved pole faces. (Ch 5, 6 & 7)  Commutation in a simple four-loop DC machine.  Armature reaction phenomenon.  The internal generated voltage and induced torque equations.</p><p>DC MOTORS. 19-23/3/7 11.  Equivalent circuit of a DC machine. 26-30/3/7  Magnetization curve of a DC machine. Final Exam: April 7.  The Separately Excited DC Motor. (Ch 1, 2, 5, 6, 7, 9)  The Shunt DC Motor.  The Permanent Magnet DC Motor.  The Series DC Motor.  The Compounded DC Motor.  DC Motor Starters.  DC Motor Efficiency Calculations.</p><p>EEEB283 electric machines and drives 3/3 [email protected]</p>

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