3. ??DC-5?????????????????? - PowerPoint PPT Presentation

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3. ??DC-5??????????????????

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Title: - Author: ysuaec Last modified by: hj Created Date: 10/11/2005 11:48:48 AM Document presentation format – PowerPoint PPT presentation

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Title: 3. ??DC-5??????????????????


1
?-????????????
  • ????????

2
??????
  • 1. ???????????
  • 2. ??????????????
  • 3. ??DC-5??????????????????

3
??????
  • ??????????-????,??????????????,??????????
    ?????,???????????????????
  • ???-?????????
  • ()ZnKOHO2(??)()
  • ???????????
  • ??(???)??Zn ? 2e Zn2
  • ??(????)??1/2O2 H2O 2e 2OH-
  • ??????Zn 1/2O2 ZnO

4
  • ????????????,????????????,???????????????
    ???,??????????????????????????
  • O2 O2? O2? O2?
    OH-
  • ??????????????????
  • ????????????????????????

??
??
????
?????
5
?????????????
  • 1?????????
  • 2??????????
  • 3?????????
  • 4???????,????

6
??????
1???????
  • ????

???????????????????????????
7
?????
  • ?????????????,?????????,?60??????,??????PTFE??
    ,????????????

8
  • ???

?????,?????????10???,?PTFE???????????????????
9
  • 2???????
  • ???????????(PTFE)????????,?????????????
    ,???????????????????,?70 ????????,?????????

10
3????????????????,???????,??????(???????????????),
????????,??????????????????????????
?????????
11
  • ???

12
  • ????-? ?????

?????????????KOH??????-????
13
??????-????,?????? DC-5???????
14
?????????
  • ????????????????????,???????????????????????
    (?????????,?????,????????????)
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