Switched Mode Power Converters

gilamonsterbirdsElectronics - Devices

Nov 24, 2013 (3 years and 11 months ago)

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Switched Mode Power
Converters

Power Electronics Group,

Department of Electrical Engineering,

Indian Institute of Science,

Bangalore 560 012


V. Ramanarayanan


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AREAS OF WORK



Modelling




Analysis




Simulation




Design & Fabrication




Evaluation

of


SWITCH MODE

POWER CONVERTERS

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A Personal Computer Based

Analysis & Evaluation System

for Switched Mode Power

Converters

1990

Sauvik Chattopadhyay


M.Sc (Engg)

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Power

Converter

V
g

I
L

V
o

I
g

d



Voltage Gain




Control Gain




Input Impedance



Output Impedance


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Design of Induction Heaters

1991

Kamalesh Chatterjee


M.Sc (Engg)

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Vdc

Vac

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A Constant Frequency

Resonant Transition Converter

1995

A. Rajapandian


M.Sc (Engg)

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S3

C3

D3

S1

C1

D1

S2

C2

D2

S4

C4

D4

Ipri

Vdc

1:N

Resonant Transition Converter



High Switching Frequency




Compact Magnetics




High Efficiency

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Modelling, Simulation, and

Design of a Single Switch

Resonant Inverter for

Induction Heating

1995

Sanjay Lakshminarayanan


M.Sc (Engg)

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Single Switch




Voltage Fed Circuit




Minimum Component Count

Vdc

Furnace Coil

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A Novel Transformerless

Uninterruptible

Power Supply

1996

S. Giridharan


M.Sc (Engg)

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Charger

Inverter

Charger

Inverter

Converter

Classical UPS

Transformerless UPS

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Very Rugged Machine




More Efficient Machine




Suitable for High Speed




Easy to Manufacture



Need of Electronic Converter




Complex Control

Switched Reluctance Motor

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Power System Applications

Nonlinear

Load

Source

Nonsinusoidal,

Non UPF Current

Electronic

Compensator

Inject Compensating

Current

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Synchronous Rectifier

V
d

Efficiency =

V

V

V

o

o

d

+

V
o

V
o

V
t