JPH0368758B2 - - Google Patents
Info
- Publication number
- JPH0368758B2 JPH0368758B2 JP58207524A JP20752483A JPH0368758B2 JP H0368758 B2 JPH0368758 B2 JP H0368758B2 JP 58207524 A JP58207524 A JP 58207524A JP 20752483 A JP20752483 A JP 20752483A JP H0368758 B2 JPH0368758 B2 JP H0368758B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- reverse osmosis
- osmosis membrane
- silica
- permeated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 83
- 239000012528 membrane Substances 0.000 claims description 59
- 238000001223 reverse osmosis Methods 0.000 claims description 52
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 9
- 239000003729 cation exchange resin Substances 0.000 claims description 8
- 239000003957 anion exchange resin Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000010612 desalination reaction Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 55
- 239000000377 silicon dioxide Substances 0.000 description 26
- 239000002244 precipitate Substances 0.000 description 13
- 238000011084 recovery Methods 0.000 description 10
- 230000002378 acidificating effect Effects 0.000 description 8
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 8
- 229910021642 ultra pure water Inorganic materials 0.000 description 8
- 239000012498 ultrapure water Substances 0.000 description 8
- 239000012466 permeate Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 150000001768 cations Chemical class 0.000 description 5
- 238000006114 decarboxylation reaction Methods 0.000 description 5
- 238000005342 ion exchange Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229920001429 chelating resin Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- -1 and if necessary Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008214 highly purified water Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58207524A JPS6099384A (ja) | 1983-11-07 | 1983-11-07 | 脱塩方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58207524A JPS6099384A (ja) | 1983-11-07 | 1983-11-07 | 脱塩方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6099384A JPS6099384A (ja) | 1985-06-03 |
| JPH0368758B2 true JPH0368758B2 (fr) | 1991-10-29 |
Family
ID=16541141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58207524A Granted JPS6099384A (ja) | 1983-11-07 | 1983-11-07 | 脱塩方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6099384A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2502683C1 (ru) * | 2012-07-05 | 2013-12-27 | Федеральное государственное бюджетное учреждение "Национальный исследовательский центр "Курчатовский институт" (НИЦ "Курчатовский институт") | Способ утилизации продувочной воды циркуляционной системы |
| EP3508273A4 (fr) * | 2016-08-31 | 2020-04-15 | Toray Industries, Inc. | Fibre d'échange d'ions, filtre de purification d'eau et procédé de traitement de l'eau |
-
1983
- 1983-11-07 JP JP58207524A patent/JPS6099384A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6099384A (ja) | 1985-06-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |