JP6138593B2 - 被処理水からシリカを除去する方法及び装置 - Google Patents
被処理水からシリカを除去する方法及び装置 Download PDFInfo
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- JP6138593B2 JP6138593B2 JP2013118241A JP2013118241A JP6138593B2 JP 6138593 B2 JP6138593 B2 JP 6138593B2 JP 2013118241 A JP2013118241 A JP 2013118241A JP 2013118241 A JP2013118241 A JP 2013118241A JP 6138593 B2 JP6138593 B2 JP 6138593B2
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- water
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 325
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 272
- 239000000377 silicon dioxide Substances 0.000 title claims description 160
- 238000000034 method Methods 0.000 title claims description 67
- 239000003795 chemical substances by application Substances 0.000 claims description 88
- 150000003839 salts Chemical class 0.000 claims description 81
- 238000003756 stirring Methods 0.000 claims description 63
- 238000011282 treatment Methods 0.000 claims description 61
- 239000006228 supernatant Substances 0.000 claims description 58
- 229910052751 metal Inorganic materials 0.000 claims description 55
- 239000002184 metal Substances 0.000 claims description 55
- 239000003513 alkali Substances 0.000 claims description 53
- 238000001223 reverse osmosis Methods 0.000 claims description 40
- 238000000926 separation method Methods 0.000 claims description 22
- 239000010802 sludge Substances 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 16
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 15
- 230000007935 neutral effect Effects 0.000 claims description 5
- 239000011777 magnesium Substances 0.000 description 40
- 230000000052 comparative effect Effects 0.000 description 15
- 238000012545 processing Methods 0.000 description 15
- 238000011156 evaluation Methods 0.000 description 12
- 239000012528 membrane Substances 0.000 description 11
- 238000005374 membrane filtration Methods 0.000 description 11
- 238000011084 recovery Methods 0.000 description 11
- 238000004062 sedimentation Methods 0.000 description 11
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 159000000003 magnesium salts Chemical class 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000008239 natural water Substances 0.000 description 5
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000003002 pH adjusting agent Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000009287 sand filtration Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 159000000007 calcium salts Chemical class 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000003673 groundwater Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- -1 oxo acid salts Chemical class 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000000391 magnesium silicate Substances 0.000 description 2
- 229910052919 magnesium silicate Inorganic materials 0.000 description 2
- 235000019792 magnesium silicate Nutrition 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- ZADYMNAVLSWLEQ-UHFFFAOYSA-N magnesium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[Mg+2].[Si+4] ZADYMNAVLSWLEQ-UHFFFAOYSA-N 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000001226 triphosphate Substances 0.000 description 2
- 235000011178 triphosphate Nutrition 0.000 description 2
- UNXRWKVEANCORM-UHFFFAOYSA-N triphosphoric acid Chemical compound OP(O)(=O)OP(O)(=O)OP(O)(O)=O UNXRWKVEANCORM-UHFFFAOYSA-N 0.000 description 2
- 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 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 1
- 229960002261 magnesium phosphate Drugs 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013118241A JP6138593B2 (ja) | 2013-06-04 | 2013-06-04 | 被処理水からシリカを除去する方法及び装置 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013118241A JP6138593B2 (ja) | 2013-06-04 | 2013-06-04 | 被処理水からシリカを除去する方法及び装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2014233699A JP2014233699A (ja) | 2014-12-15 |
| JP2014233699A5 JP2014233699A5 (ko) | 2015-07-30 |
| JP6138593B2 true JP6138593B2 (ja) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013118241A Active JP6138593B2 (ja) | 2013-06-04 | 2013-06-04 | 被処理水からシリカを除去する方法及び装置 |
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| Country | Link |
|---|---|
| JP (1) | JP6138593B2 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6960632B2 (ja) * | 2017-11-15 | 2021-11-05 | 株式会社クラレ | シリカ含有水の処理方法 |
| JP7106465B2 (ja) * | 2019-02-04 | 2022-07-26 | 株式会社東芝 | 水処理システム及び水処理方法 |
| WO2022153980A1 (ja) * | 2021-01-13 | 2022-07-21 | Ｊｆｅエンジニアリング株式会社 | 水処理装置および水処理方法 |
| JP7168739B2 (ja) * | 2021-01-13 | 2022-11-09 | Ｊｆｅエンジニアリング株式会社 | 水処理装置および水処理方法 |
| CN113533322A (zh) * | 2021-07-13 | 2021-10-22 | 常州新东化工发展有限公司 | 一种降低氯碱一次盐水中二氧化硅含量的方法 |
| CN113415923A (zh) * | 2021-07-21 | 2021-09-21 | 长沙矿冶研究院有限责任公司 | 一种去除白钨矿选矿废水中可溶性二氧化硅的方法 |
| CN115784241B (zh) * | 2022-12-29 | 2023-06-16 | 山东金汇膜科技股份有限公司 | 一种从硅胶废水中回收硅胶、硫酸钠以及水回用的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5916588A (ja) * | 1982-07-20 | 1984-01-27 | Agency Of Ind Science & Technol | 熱水中のシリカの除去方法 |
| JPH10156146A (ja) * | 1996-11-28 | 1998-06-16 | Nitto Denko Corp | かん水脱塩方法及びそのための装置 |
| JP2003300069A (ja) * | 2002-04-09 | 2003-10-21 | Toray Ind Inc | 造水方法及び造水装置 |
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- 2013-06-04 JP JP2013118241A patent/JP6138593B2/ja active Active
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| Publication number | Publication date |
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| JP2014233699A (ja) | 2014-12-15 |
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