Drinking Water Advanced Treatments

1
Drinking WaterAdvanced Treatments
Ch 7
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2
??????(Multiple-Barrier Concept)
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3
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3
4
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?? ?? ?? ?????? ?? ??? ??
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4
5
??????

• ?? ????
• ?? ?????, ??
• ??? ?????
• ??(???(RO)) ???????
• ????????????????????????????????

5
6
?????

• ?????
• ???(hardness)????????????????????(Ca2)??(Mg2)??
  ??????????
• ?????
• a.????Ca(HCO3)2
• Mg(HCO3)2
• b.????CaSO4,MgSO4

?
? ??????????
? ???????
7
?????

• ?????,???????
• ?????????????
• ???????
• ???????????????,???????????

8
???????

• 1.???????Na2CO3,?????
• Ca2 Na2CO3 ? 2 Na CaCO3
• Mg2 Na2CO3 ? 2 Na MgCO3

9
2.????????????????? Ca2,Mg2?
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10
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11
(No Transcript)
12
???????

• 3. ???
• Ca(HCO3)2 CaCO3 H2O
  CO2
• Mg(HCO3)2 MgCO3 H2O CO2
• 4. ?????????
• Ca(HCO3)2 Ca(OH)2 2 CaCO3 2
  H2O

?
?
13
?????????
14
???

• ?????????????(MF), ???(UF), ????(NF)????(RO)
• ??? ????, ???
• ??? ????, ???, ??????
• ???? ????, ???, ??????, ????(???)
• ??? ????, ???, ??????, ????(???)

14
14
15
MF?UF?NF?RO????
 
16
???

• ????(NF)????????
• ???(RO)?????????????

16
17
??????(I)
17
18
??????(II)

• ??????,???????
• ?????2?3??????
• 5?????
• ????????????
• ?????
• ?????????????
• 1?????(??????????????)
• ????????

18
19
??????(III)

• ???????????
• ????????,?????????????????,???????????,??????
• ??????????????
• ??????????????????

19
20
??????????
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?????
(??????????????)
???? ????????(????)??????????????????????
21
???(Reverse Osmosis)
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• ??????,??????,?????????,???????
• ??????????????????????????,??????,???????????????

22
??????(V)

• ??????
• ?????
• ????(?65-75??)
• ?????
• ???????????????
• ??????
• ??????????????

22
23
??????(VI)
???? ???
23
????????
24
(No Transcript)
25
RO Membrane Filter Detail
26
??????

• ?????????,????????????????
• ?????????????,????????????
• ???????????????(??????????)???????
• ??????????????

26
27
Distillation
28
???????
?? ??
??????????????????? ??????? ???????????????????????????? ??????????,?????????????? ??????
29
?????

• ??????
• ???
• ??
• ??
• ?? / ?????
• ??????
• ????
• ????

?????????????????,????????,?????????? ????????????
1000 m2 /gram??,???????????
30
???????
31
Typical Activated Carbon Breakthrough Curve
32
??????

• ????????????????????????????????????
• ???????????????????????????????????????????
• ????????????  

33
??????(I)

• ??????????,????
• ?????????????(?????)
• ?????????????????????
• ?????????????

33
34
??????(II)

• ??????????????
• ???????????????????
• ?????????????,??????
• ????????????

34
35
??????

• ?????
• ?????
• ?????????
• ??????

36
?????????
???? ???
???? ???
36
37
U-V Sterilizer
38
UV Filtration
39
(No Transcript)
40
????
?? ???? ??/??
http//www.filtersfast.com/articles/Guide-to-Water-Purification.php 2011/11/11 visited
http//www.servapure.com/store/index.php?main_pageindexcPath215_222_2732011/11/11 visited
http//www.filtersfast.com/articles/Guide-to-Water-Purification.php 2011/11/11 visited
http//www.gz-aoshen.com/products/products401.htm 2011/11/11 visited
41
?? ???? ??/??
???? ??? 2011/11/12 visited
http//www.bnw.com.tw/conference/viewtopic.php?f4t3577 2011/11/12 visited
http//espwaterproducts.com/about-reverse-osmosis.htm 2011/11/12 visited
42
?? ???? ??/??
http//www.filtersfast.com/articles/Guide-to-Water-Purification.php 2011/11/12 visited
http//www.lenntech.com/library/adsorption/adsorption.htm 2011/11/12 visited
http//www.lenntech.com/library/adsorption/adsorption.htm 2011/11/12 visited
http//www.water119.cn/Product/peijian.html 2011/11/12 visited
http//detail.china.alibaba.com/buyer/offerdetail/829599976.html 2011/11/12 visited
http//www.ce-tech.com.tw/chinese/ccc-06.html 2011/11/12 visited
43
?? ???? ??/??
???? ??? 2011/11/12 visited
???? ??? 2011/11/12 visited
http//www.aquatichouse.com/Pond20Kits_files/ponduvsterilizer.asp 2011/11/12 visited
http//www.filtersfast.com/articles/Guide-to-Water-Purification.php 2011/11/12 visited
http//www7.water.gov.tw/book01/01_08_01_05.htm 2011/11/12 visited