Vishwakarma Institute of Technology B.E. (Electronics)
Vishwakarma Institute of Technology B.E. (Electronics)
Vishwakarma Institute of Technology B.E. (Electronics)
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BRACT’S<br />
<strong>Vishwakarma</strong> <strong>Institute</strong> <strong>of</strong> <strong>Technology</strong>, Pune – 411 037<br />
Department <strong>of</strong> <strong>Electronics</strong> Engineering<br />
FF No. : 654<br />
EC42113:: ADVANCED POWER ELECTRONICS<br />
Credits: 03<br />
Teaching Scheme: - Theory 3 Hrs/Week<br />
Prerequisites: Basics <strong>of</strong> Power devices, Basics <strong>of</strong> Power Conversion systems,<br />
Basics <strong>of</strong> AC/DC Motors, Fourier series for analytical approach<br />
Objectives:<br />
• To explain the necessity <strong>of</strong> power factor improvement & techniques.<br />
• To study the use <strong>of</strong> converters & inverters for speed control <strong>of</strong> motors.<br />
• To study harmonic control techniques in power conversion.<br />
• To discuss various measurement techniques in power electronics.<br />
• Mapping with PEO : 1,2,3,6,7,8,9<br />
Unit I<br />
3 Phase AC/DC Converters<br />
(8 Hrs)<br />
A. Operation and Analysis <strong>of</strong> 3 phase Semi/ Full Converter with R and R-L load, Effect<br />
<strong>of</strong> Source Impedance(Ls) on Single phase converter, Single phase and Three Phase Dual<br />
Converters (Ideal and Practical), Control schemes for non circulating type dual converter,<br />
Analysis <strong>of</strong> circulating current type dual converter.<br />
B. Calculation <strong>of</strong> converter output with Ls, Microprocessor based firing scheme for dual<br />
Converter converter.<br />
Unit II<br />
(8 Hrs)<br />
3 Phase Inverters<br />
A. 3 Phase Transistorized Voltage Source Inverter(VSI)- 120° and 180° mode <strong>of</strong><br />
operation and analysis, PWM Inverters- Techniques and comparison, Voltage Control<br />
and Harmonic Reduction in inverters, Introduction to Current Source Inverter.<br />
B. Space Vector Modulation, Multilevel inverters<br />
Unit III<br />
PF Improvement and Instrumentation<br />
(8 Hrs)<br />
A. Series and Parallel Operation <strong>of</strong> Power Devices- String Efficiency, Derating,<br />
Triggering requirements, Need <strong>of</strong> equalizing Network.<br />
Power Factor Improvement Techniques-PAC, Forced Commutation (SAC, EAC),<br />
Sequence Control <strong>of</strong> Series Connected Converters.<br />
Sensing and measurement <strong>of</strong> Sinusoidal and non-sinusoidal Voltage and Current, Speed,<br />
Power Factor etc.<br />
Structure & Syllabus <strong>of</strong> B.E (<strong>Electronics</strong>) Program – Pattern ‘C11’, Rev01, dt. 2/4/2011<br />
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