30-1 ??????30-2 ???? - PowerPoint PPT Presentation

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30-1 ??????30-2 ????

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Title: 1 Author: chung-chih Last modified by: chung-chih Created Date: 8/31/2006 3:26:04 AM Document presentation format: (4:3) – PowerPoint PPT presentation

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Title: 30-1 ??????30-2 ????


1
???? ?????
  • 30-1 ?????? 30-2 ????
  • 30-3 ??????? 30-4 ????
  • 30-5 ??????? 30-6 ????
  • 30-7 ?????? 30-8 ??
  • 30-9 RL?? 30-10 ?????????
  • 30-11 ??????? 30-12 ??

2
30-1 ???????
??????,????????,??????????????????,?????????????
??
3
30-2 ????
  • ???????????????,???????
  • ??????,?????????
  • ?????????????,???????????,?????????,?????????????
    ?,????????????,??????????

4
30-2 ????
  • ??S???,?????? ?????????,??????????????
  • ??S???,???????????? ??,???????????????
  • ????????????,????????,??????????????

5
30-3 ???????
?????????????????,??????????????
????????????,????????????????????????????
6
???
?????????????????????B(t)???,???????????????,?????
??????????
b gt de gt ac0
7
?? 30-1
????S???? 220 ?/??,???? i1.5 A,?? D3.2
????????????? d2.1 ??,??? 130 ?????? C?? 25 ms
????,????????????????????????????,???? C
????????????????
8
?? 30-1
9
30-4 ????
???????????,????????????????????
? ? ? ? ? ? ?
? ? ? ? ? ? ?
10
30-4 ????
???????????????????,???????????????????,?????????
????????
??????????????? ? ???????? ? ???? ?
????????????? ? ???????????????,??????????
11
???
???????????????????????????,??????????????????????
?????????????,?????????????,???????????
a b gt c0
12
?? 30-2
????? r 0.2 m ???????????????????????????? B
?,B ??????????,???? B 4t22t3 ???? e 2.0 V
??????????,?????? 2.0 O?(a)? t10 s ?,?????????
eind ?????????(b) t 10 s ?,??????????
13
?? 30-2
?????
14
?? 30-3
????????,???????????? B ?,????????????,???? B
4t2x2????? W 3.0 m,? H 2.0 m ?? t0.1 s
?,????????? e ?????????
15
?? 30-3
16
30-5 ???????
17
30-5 ???????
18
???
???????????,????L?2L????????????????????B(???????)
?????????,?????????????,?????????????
c d gt a b
19
30-5 ???????
MRI ? ? ? ? ? ? ?
20
30-5 ???????
? ? ? ? ??????,??????????????,?????????????????
???,?????????????,???????????
21
30-6 ????
22
30-6 ????
  • ????????,?????,??????
  • ??????????????????????,????????

23
???
????????????,??????,????????????,???????(???a)????
???????????????????????,??4????????,?
????mag??????(mag????)?????b???e??????????????
b?c ?? d?e ??
24
?? 30-4
???????? E(r) ?,???????????? R8.5 cm, dB/dt0.13
T/s?(a)?????,???????? r ?,??????? E ???????r5.2
cm????(b)?????,?? r ?????????????
25
?? 30-4
26
30-7 ??????
????? (???)??????? i ,?????????FB????????????
????????
???????(H) 1 ?? 1 H 1 T.m2/A
27
30-7 ??????
??????
28
30-8 ??
???????????,?????????????eL????????,??????????????
?????????eL ????????????
29
???
?????????????? eL ????????????????(a)????,(b)????
,(c)??????,(d)??????,(e)??????,(f)???????
(d) ? (e)
30
30-9 RL??
?? S ?? a ? ???? ? ? L0, i e/R L?0 ?? eL
? e ? eL ???? ? ??????,eL ???? ? ?????? e/R?
31
?? 30-5
??????,??????????,??? R 9 O,???????????? L 2.0
mH,??????,????? e 18 V?(a)??????,??????????(b)???
?????????, ??????? i ???
32
?? 30-5
33
???
?????????????????????,???????????????,???????
(a)??????,(b)?????
(a) 2 gt 3 gt 10 (b) 2 gt 3 gt 1
34
?? 30-6
??????? 53 mH,??? 0.37 O????????,??????????????,??
???
35
30-10 ?????????
36
?? 30-7
????,???? 53 mH,??? 0.35 O??? 12 V
??????,?????????,?????????????
37
30-11 ???????
38
?? 30-8
????????a?b????????,?????A?????? i
,????B??????????,??????????????????(a)?????? l
??????,???????????????(b)??a1.2 mm,b3.5
mm,i2.7 A, ??????????????????
39
?? 30-8
40
30-12 ??
  • ??????????????????????????????????????????
  • ? ??????????? ??????????,?????????????????????????
    ?????

41
30-12 ??
  • ????????( H )?
  • ??????????????????????????????
  • ????????? ?
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