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???????? DIY????

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Title: Natural Dye-Sensitized Nanocrystalline solar cell Author: Last modified by: liko Created Date – PowerPoint PPT presentation

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Title: ???????? DIY????


1
????????DIY????
??? ??? ?????????
2
????
  • ?????????????
  • ?? ????????????????
  • ?? DSSC?????????????
  • ?? DSSC?DIY????
  • ?? ?????????

3
???????????
  • ?????
  • ?????????
  • ??????????
  • ???????????E 1.71017 W
  • ??????? E 1.41013 W
  • ????1hr ?????

4
???????
????????????????,???????????????????
5
??????????????
?????????? ???????????????..
6
??????????????
This woman in India is collecting water from a
pump powered by PV. (Photo Central Electronics,
Ltd.)
7
???????????
????Shell Solar ,93?05?
8
????????????????
  • ??????????
  • ????????????????
  • ??????,?????????????
  • ????????????????
  • ?????????,????(?1)
  • ???????????????(?2)
  • ????????,?????(?3)

1
2
3
9
??????????????
???(???)
1424
1014
???
?
???(???????)
1017
912
???
a-Si?a-SiC?a-SiGe
813
69
GaAs(??,???)
III-V?
1830
??? ???
CdS?CdTe???
II-VI?
1012
?? ???
CuInSe2???
1012
TiO2/Dye
???
7
10
DSSC????
Dye-Sensitized Solar Cell
???(-)
ITO ????
TiO2???????
???????
KI3???????
11
DSSC????
Counter electrode
electrolyte
Conducting tin oxide (CTO) glass plate
Dye
CB
I-/I-3 redox electrolyte
Dye/Dye
Xe Lamp (AM1.5) 100mW/cm2
VB
??(Dye)
TiO2
??
Load
1. ?? light ??? 2.?? TiO2 ? e-TiO2
?? 3. e-TiO2 C.E.(??????)? TiO2 e-C.E.
?? 4.½ I3- e-C.E. ? 3/2 I- C.E.
???
12
DSSC??????
  • ??
  • 1. ??TiO2???????????????????,?????????????????????
    ??
  • 2. ????,?????????????????
  • 3. ????????,??????????
  • ??
  • 1. ?????????????????
  • 2. ?????????????

13
??????????
14
ITO ??
  • Indium Tin Oxide
  • ITO????
  • ?????????????,?????????????(indium tin
    oxide,ITO),???????????ITO???????LCD????????,??????
    ????,????LCD????

15
DSSC?DIY????
  • Step 1.
  • TiO2 ??????????,?????????,?????
  • ??????????,??????????????????

??????????0.2mL ????????50 mL?
?????? (???????DI????)
16
  • Step 2.
  • ????????????????
  • ??????2030O ?
  • (???????????)
  • Step 3.
  • ???????????,??????????????
  • ??????????????????????

17
  • Step 4.
  • ?TiO2????,????????????????????
  • (?????????????,???????,??????????????)
  • Step 5.
  • ?????????????,???????????,???????

18
  • Step 6.
  • ??????TiO2?????????150?????1020???
  • (?????,?????????????,?????)
  • Step 7.(???)
  • ???????????,?????????????????
  • ????????????????????
  • (????????????)

19
  • Step 8.
  • ??????TiO2??,??????????????????
  • (??????????,TiO2??????????????)
  • Step 9.
  • ????????????,????????????????,????????(Carbon)?

20
  • Step 10.
  • ??????????????,??????????
  • (???????????,?????????????)
  • Step 11.
  • ?????????????,????????????
  • (?????????????????,??????????,????????)

21
  • Step 12.(???)
  • ????????0.5M????(KI)?0.05M??(I2),???????
  • (KI?I?????,???????????????)
  • Step 13.
  • ?????????????,????????,?????????????????

22
  • Step 14.
  • ???????????,???TiO2????,????????????
  • ???TiO2????????,???????????????

?????????????????????
23
DSSC????
Dye N3 (concentration 110-4) Active area 0.3
0.3 cm Counter electrode Pt ( 150 µm) Photo
electrode TiO2 (PEGNb205) Lamp 100mW/cm2 , Xe
(AM1.5) Electrolyte 1376 Substrate FTO
Dye / Material Voc(V) Jsc(mA) Fill Factor () ?()
Hibiscus sabdariffa / TiO2 0.49 0.23 41 0.049
N3 / TiO2 (PEGNb2O5) 0.7 0.76 63.6 3.8
N3 / TiO2 (Dyeso pasteNb2O5) 0.67 1.04 50.5 3.91
24
DSSC?????
TCPP
Black rice
N3
? 4
25
DSSC????
  • ???????
  • ??4?????????,??????????2?
  • ?,??????????????

??????ltlt
26
???????
http//www.textually.org/textually/archives/2007/0
4/015615.htm
27
??????
  • 1 Greg P. Smestad , Michael Grätzel ,
    Demonstrating Electron Transfer and
    NanotechnologyA Natural DyeSensitized
    Nanocrystalline Energy Converter Journal of
    Chemical Education, Vol. 75 ,No. 6 ,752-756,June
    1998
  • 2 Bailey, M., Park, J., Dhirani, A. Department
    of Chemistry, University of Toronto ?
  • 3 Michael Grätzel, Photoelectrochemical
    cells,NATURE , 414,15,338-344(2001)
  • 4 ???,??????-??????????,???????????????????
  • 5 ???????,????????????,????376??

28
?????????
  • 1.????????C??????????????????????????????,????NSC9
    5-2515-S-007-002?
  • 2. ?????????????????
  • 3. ????????????????
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