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??? (Water)

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... ion exchange resin Zeolite resin ... ion exchange system ... – PowerPoint PPT presentation

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Title: ??? (Water)


1
??? (Water)
H2O
2
??????????? ??? Na
???????? ??? 0 oC
????? ??? 100 oC
???????????????????
??? H2 (g) ??? NaOH (aq)
(??????????????????)
(???? CuSO4)
3
?????????????????????????????? ???????? Aqueous
solution
?????????????????? aq. ???? Na (aq.)
?????????????????????????????????? ?????????? Non
aqueous solution
4
???????????? (Pure water)
  • ????????????????????????? ???? 88.81 ????????
    ?????????????
  • ?????????????????? ????????????? 0 oC ???
    ??????????? 100 oC
  • ?????????????????????????????????????
    ??????????????????????????????????????
  • ?????????????????????????? ???????????????????????
    ??????? ? ??????????

5
?????????????????????????? 3.98 oC
???????
???????
6
?????????? (hard water)
??????? ???????????????????/???? ???????????????
???? Ca2, Mg2 , Fe3, CO32, SO42-, ???
PO43- ??????????????
???????????????????? ???? Ca2 ??? HCO3-
????? ???????????? ????????
Ca2 2HCO3- CaCO3 CO2 H2O
7
Treatment of Hard Water to produce
  • Soft Water
  • Deionized Water
  • Distillated Water

8
??????? (soft water)
??????? ????????????????????? ??????? ????
Ca2, Mg2 , Fe3, ??????????????
????????????????????????/???????????????????????
???? Na, Cl-, CO32, SO42-, ??? PO43-
????????????????????????????? ????????????? ????
??????? ???? ??? ion exchange resin ????
Zeolite resin ???????
9
Ca2 (aq) 2Na(soap) (aq)
Ca(soap)2 (s) 2 Na (aq)
Ca2 (aq) Na2Zeolite
CaZeolite 2 Na (aq)
????????? ??????? ???????????????? ?
???????????????????
??????? resin ????????????? ?????????????????
resin ????????
CaZeolite 2 Na (aq) Na2Zeolite
Ca2 (aq)
10
?????????????????? (Deionized water)
????????????? ????????????????????????????????????
???????? ??????????????????????????????????
??????? ion exchange system ????????????????
resin ???????????????????????????????????
11
???????? (Distillated water)
  • ??????????????
  • ???????????????????????????????????????
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