????????????????????????????????????????????????????? (MEMS)???????? - PowerPoint PPT Presentation

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Title:

????????????????????????????????????????????????????? (MEMS)????????

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Title: Author: jaj Last modified by: user Created Date: 1/31/2004 5:58:04 PM Document presentation format: Other titles: Arial ... – PowerPoint PPT presentation

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Title: ????????????????????????????????????????????????????? (MEMS)????????


1
Introduction (? ?)
????
1. ???????? 2. ??????????? 3. ????????????? 4.
???????????? 5. ??????????????? 6. ????????
?????????????
??????????????????????????????????????????????????
??? (MEMS)????????
2
? ?
?????????
1. ?????? 2. ??????? 3. ??????
? 1-1 ?????????
?? (objectives) ???? (inputs) ????? (actuating
signals) u,??????? (outputs) ????? (controlled
variables) y?
3
? ?
????????
? ??????? ? ?????? ? ??????????? ?
??????? ? ?????? ..
4
? ?
? ???????
????????(1) ????????,??????????????????(2)
???????????
????? ? ????? TL (????????????,????????) ???,????
? ????,?????????????
? 1-2 ??????
5
? ?
? ??????
? 1-3 ??????
??????
??? A ?????????,? B ????????????????? ta,????
tb,??????? tps ??????????????? C ?,??? (??????)
???????
? 1-4 ???????????-?????????????
6
? ?
? ???????????
? 1-5 ??????
7
? ?
? ???????????
??????????????
???,?????????????????????? (????????)????????????
?
? 1-6 ?????????????
8
? ?
? ???????????
??????????????????
?????????????????????????,???????????
? 1-7 ?????????????
9
? ?
? ??????? (?????)
? 1-8 ???????????
??????????????????????????,?????????????????,?????
???????????
???????????????
????????,???????
10
? ?
?????????????????????? (closed-loop system)?
? ??????? (??????)
?????????
? 1-9 ?????????????
???????????????????????,??????????? (regulator
system)?
11
? ?
? ??????? (??????)
??????????????????
? 1-10 (a) ?????????????? (b)
??????????????
12
? ?
? ???????????
????????? (cause-and-effect relationships)
??????????????,??????
? ?????????
?????-????
(1-1)
r ?????,y ?????,e ?????,? b ??????? G ? H
?????????
? 1-11 ????
13
??????(negative feedback amplifier)
  • ?????(stability)?????(frequency
    response)?????????(robustness)

14
? ?
? ??????????
  • ??????????????????,???????????

? ?????????
(1-2)
  • ????????
  • ????????
  • ??
  • ????????
  • ???

GH ?1 ????? ????????
GH ?1 ?????????????,?????????????????? F
???????
? 1-12 ?????????????
15
? ?
? ????????????
(1-3)
(1-4)
???????? ?????
? 1-11 ????
??????,? GH ??????,1 GH ???????????? 1?
16
? ?
? ?????????????
? 1-13 ????????
??????????
?????????,??,???????
17
? ?
? ?????????
???????????????????????
?????????
1) ?? (linear) ???? (nonlinear) 2) ??
(time-varying) ???? (time-invariant)
?????????
1) ???? (continuous-data) ????? (discrete-data)
?? 2) ?? (modulated) ???? (unmodulated) ??
?????????????
???????????
?? ?????? (position-control system) ???????
(velocity-control system)?
? ?????????????
???????????????????????
????,???????????
????????????
18
? ?
? ???????????
????????,????????????,????????????
????????,???????????????????
? ????????
????????????
??????????????????? t ???, ?????????????
???????
19
? ?
? ?????????
?????????????????
20
? ?
?????????,?????????????????
? ????????
????????????????????????????????????
21
? ?
? ????????
??????????????????????????????
??????????????????????????????
? ???????????
? 1-16 ???????????
?????????? r(t) ?????,???? e(t) ????? (???)
????,???????????????
?????????????
22
? ?
? ???????????????
? 1-17 ?????????????
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