CN102001763A - 海水脱硬预处理淡化的生产方法 - Google Patents
海水脱硬预处理淡化的生产方法 Download PDFInfo
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- CN102001763A CN102001763A CN2010105076140A CN201010507614A CN102001763A CN 102001763 A CN102001763 A CN 102001763A CN 2010105076140 A CN2010105076140 A CN 2010105076140A CN 201010507614 A CN201010507614 A CN 201010507614A CN 102001763 A CN102001763 A CN 102001763A
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- Prior art keywords
- seawater
- magnesium
- desalination
- calcium
- accordance
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- 239000013535 sea water Substances 0.000 title claims abstract description 84
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000011033 desalting Methods 0.000 title claims abstract description 11
- 238000007781 pre-processing Methods 0.000 title abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 42
- 239000012528 membrane Substances 0.000 claims abstract description 37
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 37
- 239000011575 calcium Substances 0.000 claims abstract description 29
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 26
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 24
- 239000011777 magnesium Substances 0.000 claims abstract description 23
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 23
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 21
- 239000013505 freshwater Substances 0.000 claims abstract description 20
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 20
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910001425 magnesium ion Inorganic materials 0.000 claims abstract description 18
- 239000012267 brine Substances 0.000 claims abstract description 17
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 14
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 12
- 238000004821 distillation Methods 0.000 claims abstract description 11
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 238000010612 desalination reaction Methods 0.000 claims description 58
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 30
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 18
- 239000000243 solution Substances 0.000 claims description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 238000002203 pretreatment Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 235000017550 sodium carbonate Nutrition 0.000 claims description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims description 8
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000012141 concentrate Substances 0.000 claims description 7
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 7
- 239000006228 supernatant Substances 0.000 claims description 7
- 239000012466 permeate Substances 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 6
- 238000004062 sedimentation Methods 0.000 claims description 6
- 238000005352 clarification Methods 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 abstract description 22
- 229910001862 magnesium hydroxide Inorganic materials 0.000 abstract description 22
- 238000005516 engineering process Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 12
- 238000011084 recovery Methods 0.000 abstract description 11
- 238000001471 micro-filtration Methods 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 4
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 2
- 239000000047 product Substances 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000011161 development Methods 0.000 description 6
- 239000012510 hollow fiber Substances 0.000 description 6
- 239000000284 extract Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000000247 postprecipitation Methods 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- XGZRAKBCYZIBKP-UHFFFAOYSA-L disodium;dihydroxide Chemical compound [OH-].[OH-].[Na+].[Na+] XGZRAKBCYZIBKP-UHFFFAOYSA-L 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000005374 membrane filtration Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000002455 scale inhibitor Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen magnesium oxide Chemical class 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Classifications
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- 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
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (10)
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CN2010105076140A CN102001763B (zh) | 2010-10-15 | 2010-10-15 | 海水脱硬预处理淡化的生产方法 |
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CN102001763A true CN102001763A (zh) | 2011-04-06 |
CN102001763B CN102001763B (zh) | 2012-07-04 |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102583839A (zh) * | 2012-01-10 | 2012-07-18 | 解利昕 | 一种热电配套海水淡化制盐一体化方法 |
CN103408179A (zh) * | 2013-08-22 | 2013-11-27 | 天津滨瀚环保科技发展有限公司 | 热膜耦合海水淡化的生产方法 |
CN103880211A (zh) * | 2014-03-14 | 2014-06-25 | 浙江迪邦化工有限公司 | 一种含镁高盐废水的资源化处理工艺 |
CN103979702A (zh) * | 2013-02-07 | 2014-08-13 | 上海凯鑫分离技术有限公司 | 一种氢氧化镁洗涤水回收工艺 |
CN103990370A (zh) * | 2014-06-06 | 2014-08-20 | 天津滨瀚环保科技发展有限公司 | 火力发电烟气CO2减排副产超细纳米CaCO3的方法 |
CN106467314A (zh) * | 2016-10-12 | 2017-03-01 | 北京高能时代环境技术股份有限公司 | 使用苦碱水制备轻质氧化镁和微米级碳酸钙粉体的工艺 |
CN108483710A (zh) * | 2018-04-04 | 2018-09-04 | 连云港职业技术学院 | 一种海水综合利用方法和系统 |
CN112645377A (zh) * | 2021-01-11 | 2021-04-13 | 大连东道尔膜技术有限公司 | 一种水中提取非矿纳米碳酸钙工艺 |
CN112679021A (zh) * | 2020-12-25 | 2021-04-20 | 儋州市中等职业技术学校 | 一种海水制盐方法 |
CN112694201A (zh) * | 2021-01-11 | 2021-04-23 | 大连东道尔膜技术有限公司 | 一种煤化工高盐废水零排放工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1837067A (zh) * | 2005-03-25 | 2006-09-27 | 崔绍静 | 海水与卤水综合利用研究——从海水淡化到饱和卤水制碱 |
WO2007132477A1 (en) * | 2006-05-11 | 2007-11-22 | Raman Ahilan | A pretreatment process for the saline water feeds of desalination plants |
CN101125669A (zh) * | 2007-07-13 | 2008-02-20 | 马敬环 | 海水提取高纯超细微粉氢氧化镁的生产方法 |
CN101704560A (zh) * | 2009-07-29 | 2010-05-12 | 林晓山 | 利用风能、太阳能及热泵技术进行海水淡化、制盐及其副产品综合利用的工艺 |
-
2010
- 2010-10-15 CN CN2010105076140A patent/CN102001763B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1837067A (zh) * | 2005-03-25 | 2006-09-27 | 崔绍静 | 海水与卤水综合利用研究——从海水淡化到饱和卤水制碱 |
WO2007132477A1 (en) * | 2006-05-11 | 2007-11-22 | Raman Ahilan | A pretreatment process for the saline water feeds of desalination plants |
CN101125669A (zh) * | 2007-07-13 | 2008-02-20 | 马敬环 | 海水提取高纯超细微粉氢氧化镁的生产方法 |
CN101704560A (zh) * | 2009-07-29 | 2010-05-12 | 林晓山 | 利用风能、太阳能及热泵技术进行海水淡化、制盐及其副产品综合利用的工艺 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102583839A (zh) * | 2012-01-10 | 2012-07-18 | 解利昕 | 一种热电配套海水淡化制盐一体化方法 |
CN102583839B (zh) * | 2012-01-10 | 2013-10-30 | 解利昕 | 一种热电配套海水淡化制盐一体化方法 |
CN103979702B (zh) * | 2013-02-07 | 2016-03-09 | 上海凯鑫分离技术有限公司 | 一种氢氧化镁洗涤水回收工艺 |
CN103979702A (zh) * | 2013-02-07 | 2014-08-13 | 上海凯鑫分离技术有限公司 | 一种氢氧化镁洗涤水回收工艺 |
CN103408179A (zh) * | 2013-08-22 | 2013-11-27 | 天津滨瀚环保科技发展有限公司 | 热膜耦合海水淡化的生产方法 |
CN103880211B (zh) * | 2014-03-14 | 2015-11-04 | 浙江迪邦化工有限公司 | 一种含镁高盐废水的资源化处理工艺 |
CN103880211A (zh) * | 2014-03-14 | 2014-06-25 | 浙江迪邦化工有限公司 | 一种含镁高盐废水的资源化处理工艺 |
CN103990370A (zh) * | 2014-06-06 | 2014-08-20 | 天津滨瀚环保科技发展有限公司 | 火力发电烟气CO2减排副产超细纳米CaCO3的方法 |
CN106467314A (zh) * | 2016-10-12 | 2017-03-01 | 北京高能时代环境技术股份有限公司 | 使用苦碱水制备轻质氧化镁和微米级碳酸钙粉体的工艺 |
CN108483710A (zh) * | 2018-04-04 | 2018-09-04 | 连云港职业技术学院 | 一种海水综合利用方法和系统 |
CN108483710B (zh) * | 2018-04-04 | 2022-03-25 | 连云港职业技术学院 | 一种海水综合利用方法和系统 |
CN112679021A (zh) * | 2020-12-25 | 2021-04-20 | 儋州市中等职业技术学校 | 一种海水制盐方法 |
CN112645377A (zh) * | 2021-01-11 | 2021-04-13 | 大连东道尔膜技术有限公司 | 一种水中提取非矿纳米碳酸钙工艺 |
CN112694201A (zh) * | 2021-01-11 | 2021-04-23 | 大连东道尔膜技术有限公司 | 一种煤化工高盐废水零排放工艺 |
CN112694201B (zh) * | 2021-01-11 | 2022-05-10 | 大连东道尔膜技术有限公司 | 一种煤化工高盐废水零排放工艺 |
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CN102001763B (zh) | 2012-07-04 |
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