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## Slide Presentations for ECE 329, Introduction to Electromagnetic Fields, to supplement

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### Slide Presentations for ECE 329, Introduction to Electromagnetic Fields, to supplement Elements of Engineering Electromagnetics, Sixth Edition – PowerPoint PPT presentation

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Title: Slide Presentations for ECE 329, Introduction to Electromagnetic Fields, to supplement

1
Slide Presentations for ECE 329, Introduction to
Electromagnetic Fields, to supplement Elements
of Engineering Electromagnetics, Sixth Edition
• by
• Nannapaneni Narayana Rao
• Edward C. Jordan Professor of Electrical and
Computer Engineering
• University of Illinois at Urbana-Champaign,
Urbana, Illinois, USA
• Distinguished Amrita Professor of Engineering
• Amrita Vishwa Vidyapeetham, Coimbatore, Tamil

2
• 6.5
• Lines with Initial Conditions

3
• Line with Initial Conditions

4

5
• Example

6

7

8

9

10

11
• Uniform Distribution

12

13
• t 0.5 mS
• t 1.5 mS

14
• t 2.5 mS

15
• Bounce Diagram Technique for
• Uniform Distribution

16

17

18
• Energy Storage in Transmission Lines
• we, Electric stored energy density
• We, Electric stored energy

19
• wm, Magnetic stored energy density
• Wm, Magnetic stored energy

20
• Check of Energy Balance
• Initial stored energy

21
• Energy dissipated in RL

22
• Another Example
• System in steady state at t 0.

23

24
• t 0

25
• Solving, we obtain

26
• Voltage

G 0
G 0
tV 1
27
• Current

G 0, tC 1
tCeff 0.5
G 0
28
• t 3 ms New steady state

29
• t 3 ms