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Power%20Electronics

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Title: No Slide Title Author: McGraw-Hill Higher Education Last modified by: Cathy Tepper Created Date: 5/26/1999 4:37:06 PM Document presentation format – PowerPoint PPT presentation

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Title: Power%20Electronics


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11
Power Electronics
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Figure 11.3 AC-AC converter circuit and waveform
5
Figure 11.4 DC-DC converter circuit and waveform
6
Figure 11.5 DC-AC converter circuit and waveform
7
Figure 11-6 Zener diode characteristic and
voltage regulator circuit
8
Figure 11.7
9
Figure 11.13 Limitations of a BJT amplifier
10
Figure 11.14 BJT switching waveforms
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Figure 11.15 MOSFET switching waveforms
12
Figure 11.16 IGBT simplified equivalent circuit
13
Figure 11.17 Rectifier connected to an inductive
load
14
Figure 11.18 Operation of free-wheeling diode
15
Figure 11.20 Three-phase diode bridge rectifier
16
Figure 11.21 Waveforms and conduction times of
three-phase bridge rectifier
17
Figure 11.22 Thyristor structure and circuit
symbol
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Figure 11.23 Thyristor i-v characteristic
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Figure 11.24 Thyristor two-transistor model
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Figure 11.25 Controlled rectifier circuit
21
Figure 11.26 Half-wave controlled rectifier
waveforms
22
Figure 11.33 The four quadrants of an electric
drive
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Figure 11.34 DC motor
24
Figure 11.35 Step-down chopper (buck converter)
25
Figure 11.36 Step-down chopper waveforms
26
Figure 11.37 Step-up chopper (boost converter)
27
Figure 11.38 Step-up chopper output voltage
wave-form (ideal)
28
Figure 11.39 Step-up chopper used for
regenerative braking
29
Figure 11.40 Two-quadrant chopper
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Figure 11.41 Half-bridge voltage source inverter
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Figure 11.42 Half-bridge voltage source inverter
wave-forms
32
Figure 11.43 Full-bridge voltage source inverter
33
Figure 11.44 Half-bridge voltage inverter output
voltage waveform
34
Figure 11.45 Three-phase voltage source inverter
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