E6 Power Electronics and Drives
E6 201 (AUG) 2:1
Power Electronics
Overview, power switching devices (BJT, MOSFET, IGBT,
IPM). Control and protection of power switching devices, electromagnetic
elements and their design, choppers for dc to dc power conversion. Single
and multiquadrant operation of choppers, chopper controlled drives, closed loop
control of drives.
V Ramanarayanan
Mohan, N., Power Electronics: Principles, Analysis and Design, John
Wiley, 1989.
Joseph Vithayathil, Power Electronics, McGraw-Hill,
1995.
Robert Ericson, Fundamentals of Power Electronics, Chopman and Hall,
1997.
Krein, P.T., Elements of Power Electronics,
E6 202 (AUG) 2:1
Design of Power Converters
Introduction to power electronic applications like UPS, SMPS, power
factor converters, motor control, lighting. AC to DC converters, DC to DC
converters, inverters, drive circuits for power devices, magnetics for switched
mode converters, thermal design for switched mode converters, current mode
control, controller designs, switched mode power supply circuits, regulation in
isolated SMPS. Magnetic amplifiers. Application case studies.
L Umanand
Mohan, N., Undeland, T.M., and Robbins, W.P., Power Electronics:
Converters, Applications and Design, John Wiley and Sons, 1989.
Chryssis, G.C., High frequency switching power supplies, Second Edn, McGraw
Hill, 1989.
Umanand, L., Bhat, S.R., Design of Magnetic Components for Switched
Mode Power Converters, Wiley Eastern Publication, 1992.
E6 211 (JAN) 3:0
Electric Drives
Closed loop control of DC drives. Static inverters-voltage source
inverters, inverter control; six step and pulse width modulated operation, AC
motor operation from inverters. Voltage source drives, closed loop control of
AC drives.
V T Ranganathan
Rajashekara, K.S., and Rao, N.J., Thyristor Controlled DC Drivers,
CEDT, IISc.,
Rajashekara, K.S., and Schoenholzer E.T., Closed Loop Control of DC
Motors, CEDT, IISc. Bangalore, 1979.
Murphy, J.M.D., Thyristor Control of AC Motors, Pergamon Press, 1973.
Bose, B.K., Adjustable Speed AC Drives systems, IEEE Press.
Current Literature.
E6 212 (JAN) 2:1
Control of Power Converters and Drives
Brief survey of phase controlled converters, multiquadrant operation of
DC to DC converters. Voltage and current source inverters. PWM strategies for
voltage and current source inverters. Multilevel inverters. DC motor control:
modelling, analysis and design of a closed loop speed control system for a
separately excited DC motor. AC motor control: variable voltage control: V If
control, field oriented control.
K Gopakamar
Kjeld Thorborg, Power Electronics, Prentice Hall, 1988.
Mohan, N., Undeland, T.M., and Robbins, W.P., Power Electronics:
Converters, Applications and Design, John Wiley and Sons, 1989.
Leonard, W., Control of Electrical Drives, Springer Verlag, 1985.
E6 221 (JAN) 3:0
Switched Mode Power Conversion
Switched mode power converters: Characteristics, constituent elements,
operating principles, steady state analysis, stress and sizing of elements,
control methods, duty ratio, current programmed, frequency programmed and
sliding mode control, dynamic analysis and frequency domain models, design of feedback
compensators, unity power factor rectifiers, resistor emulation principle and
applications to rectifiers and active filters.
V Ramanarayanan
Ramanarayanan, V., Switched Mode Power Conversion, Course Notes, CCE,
IISc, 2004.
Ericson, R., Fundamentals of Power Electronics, Chapman and Hall, 1997.
Issa Batarseh, Power Electronic Circuits, John Wiley, 2004.
Philip T Krein, Elements of Power Electronics, Oxford Press, 1998.
E6 222 (AUG) 2:1
Design of Photovoltaic Systems
Introduction to photovoltaic energy conveJ Solar radiation
and measurement. Solar and their characterization. Influenl insolation and
temperature. PV ar Electrical storage with Batteries. ct controllers. DC power
conditioning conve Maximum power point tracking algori’ AC power conditioners
for PV power p Solar powered drives. Applications suc pumping/refrigeration.
Instrumentation f( systems. Economic analysis of PV syster. Check for spelling
mistakes.
L Umanand
Chenming, Hu., and White, R.M., Solar Cells from B to Advanced Systems,
McGraw Hill Book Co, 198:
R~uschenbach, HS, Solar Cell Array Design Hand Varmostrand, Reinhold,
NY, 1980.
Proceedings of IEEE Photovoltaics Specialists Conference.
Solar Energy Journal.
E6 223 (AUG) 3:0
PWM Converters and Applications
AC/DC and DC/AC power conversion, overview of applications of voltage
source converters, pulse modulation techniques for 1-phase bridges; bus
clamping PWM, space vector based PWM, advanced PWM techniques, practical
devices in converter. Calculation of switching and conduction losses,
compensation for dead time and DC voltage regulation, dynamic model of a PWM converter,
multilevel converters. Constant V/F induction motor drives; estimation of
current ripple and torque ripple in inverter fed drives, line-side converters
with power factor compensation, reactive power compensation, reactive power
compensation, harmonic current compensation.
G Narayanan and V T Ranganathan
Mohan, N., Undeland, T.M., and Robbins, W.P., Power Electronics:
Converters, Applications and Design, John Wiley and Sons, 1989.
Erickson, R.W, Fundamentals of Power Electronics, Chapman and Hall,
1997.
Vithyathil, J., Power Electronics: Principles and Applications, McGraw
Hill, 1995.
Current Literature.
E6 224 (JAN) 3:0
Topics in Power Electronics and Distributed Generation
Introduction to distribution systems, fault calculations,
fault contribution and protection coordination with DG, intentional and
unintentional islanding, relaying requirements for DG systems. Power converters
for grid interconnection and micro source side power converters topologies,
inverter modeling, component selection and design for efficiency and
reliability, grounding, filtering requirements. Control requirements for DG,
phase locking, current control, DC bus control, power quality, unbalance,
harmonics, flicker, surges, voltage and frequency windows. Recent standards on
DG interconnection. Other topics based on ongoing research in the area
Vinod John
IEEE papers and standards, and other current literature.
Mohan, N., Undeland, T.M., and Robbins, W.P., Power Electronics:
Converters, Applications and Design, Third Edn, John Wiley and Sons, 2002.
Bergen, A.R., Vittal, V., Power Systems Analysis, Second
Edn, Prentice Hall, 1999.
Chee-Mun Ong, Dynamic Simulations of Electric Machinery:
Using MATLAB/SIMULINK, Prentice Hall, PTR 1997.
E6 311 (AUG/JAN) 3:0
Selected Topics in Control of AC Motor Drives
Sensorless vector
control of induction motors, three level inverters and pwm techniques, vector
control of VSI fed drives with output filter, slip ring induction motor drives,
current source drives for induction and synchronous machines. A substantial portion of the course
will consist of student seminars, simulation exercises and mini projects.
V T Ranganathan and G Narayanan
Pre-requisites: E6 201, Power
Electronics,
E6 211, Electric Drives
Leonhard. W., Control of Electric Drives, Springer Verlog, 1985.
Vas. P., Vector Control of AC Machines, Oxford University Press, 1990.
Current literature.