Electronics and Telecommunication Engineering - Vishwakarma ...

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