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Power Electronics and Motor Drives
book

Power Electronics and Motor Drives

by Bogdan M. Wilamowski, J. David Irwin
October 2018
Intermediate to advanced content levelIntermediate to advanced
1015 pages
40h 24m
English
CRC Press
Content preview from Power Electronics and Motor Drives
28-6 Power Electronics and Motor Drives
(c)
AC mains
voltage
Fluorescent
lamp
Rectifier
Power factor
correction circuit
DC/AC
converter
Resonant
tank circuit
(Figure 28.4d
through g)
S
PFC
Q
1
Q
2
C
PFC
L
PFC
D
PFC
(a) (b)
v
ac
Full power
Dimmed power
i
ac
0
0
π
π
AC mains
High-
frequency
DC/AC
converter
Resonant
tank
circuit
Discharge
lamp
DC
link
i
ac
v
ac
Electronic ballast
Ballast controller
Control
Signal
Active or
passive
power
factor
correction
circuit
L
ν
o
ν
o
ν
i
External
heating circuit
(d) (e)
(f) (g)
External
heating circuit
C
L
ν
i
External
heating circuit
External
heating circuit
C
L
ν
o
ν
i
External
heating circuit
External
heating circuit
C
p
C
s
L
1
L
2
C
s
FIGURE 28.4 Electronic ballasts for discharge lamps. (a) Gener
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Publisher Resources

ISBN: 9781439802861