CN107583934B - 氯酸钠生产中废盐泥的处理工艺 - Google Patents
氯酸钠生产中废盐泥的处理工艺 Download PDFInfo
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- CN107583934B CN107583934B CN201710765313.XA CN201710765313A CN107583934B CN 107583934 B CN107583934 B CN 107583934B CN 201710765313 A CN201710765313 A CN 201710765313A CN 107583934 B CN107583934 B CN 107583934B
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- washing
- waste salt
- oxidation
- chromium
- ions
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- 239000002699 waste material Substances 0.000 title claims abstract description 123
- 150000003839 salts Chemical class 0.000 title claims abstract description 122
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 70
- 238000011282 treatment Methods 0.000 title claims abstract description 60
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 title claims abstract description 25
- 238000005406 washing Methods 0.000 claims abstract description 161
- 229910001430 chromium ion Inorganic materials 0.000 claims abstract description 148
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 142
- 238000006722 reduction reaction Methods 0.000 claims abstract description 89
- 230000003647 oxidation Effects 0.000 claims abstract description 87
- 238000000227 grinding Methods 0.000 claims abstract description 77
- 239000002002 slurry Substances 0.000 claims abstract description 72
- 230000009467 reduction Effects 0.000 claims abstract description 60
- 238000004090 dissolution Methods 0.000 claims abstract description 57
- 230000001590 oxidative effect Effects 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 106
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims description 72
- 239000002351 wastewater Substances 0.000 claims description 68
- 239000000706 filtrate Substances 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 43
- 238000002156 mixing Methods 0.000 claims description 39
- 239000007800 oxidant agent Substances 0.000 claims description 37
- 239000003638 chemical reducing agent Substances 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 36
- 239000003795 chemical substances by application Substances 0.000 claims description 32
- 238000000926 separation method Methods 0.000 claims description 31
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 25
- 238000003756 stirring Methods 0.000 claims description 25
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 18
- 230000035484 reaction time Effects 0.000 claims description 15
- 239000011259 mixed solution Substances 0.000 claims description 11
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 9
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 9
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 9
- 239000001099 ammonium carbonate Substances 0.000 claims description 9
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 9
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 9
- 239000002244 precipitate Substances 0.000 claims description 8
- 239000011790 ferrous sulphate Substances 0.000 claims description 7
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 7
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 claims description 7
- 229940001584 sodium metabisulfite Drugs 0.000 claims description 7
- 235000010262 sodium metabisulphite Nutrition 0.000 claims description 7
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 7
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 7
- BAZAXWOYCMUHIX-UHFFFAOYSA-M sodium perchlorate Chemical compound [Na+].[O-]Cl(=O)(=O)=O BAZAXWOYCMUHIX-UHFFFAOYSA-M 0.000 claims description 5
- 229910001488 sodium perchlorate Inorganic materials 0.000 claims description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 claims description 3
- 239000011651 chromium Substances 0.000 abstract description 55
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 38
- 229910052804 chromium Inorganic materials 0.000 abstract description 38
- 238000002386 leaching Methods 0.000 abstract description 29
- 231100000820 toxicity test Toxicity 0.000 abstract description 13
- 238000001784 detoxification Methods 0.000 abstract description 12
- 230000029087 digestion Effects 0.000 description 25
- 238000003860 storage Methods 0.000 description 25
- 230000007613 environmental effect Effects 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 18
- 229910021645 metal ion Inorganic materials 0.000 description 16
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Chemical compound [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 16
- 238000004065 wastewater treatment Methods 0.000 description 12
- 238000011010 flushing procedure Methods 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- 238000000576 coating method Methods 0.000 description 9
- 239000002893 slag Substances 0.000 description 9
- 238000005265 energy consumption Methods 0.000 description 7
- 238000011084 recovery Methods 0.000 description 7
- 239000011819 refractory material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004064 recycling Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 3
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- BCFSVSISUGYRMF-UHFFFAOYSA-N calcium;dioxido(dioxo)chromium;dihydrate Chemical compound O.O.[Ca+2].[O-][Cr]([O-])(=O)=O BCFSVSISUGYRMF-UHFFFAOYSA-N 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 235000011132 calcium sulphate Nutrition 0.000 description 2
- 150000001844 chromium Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical group [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001422 barium ion Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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CN110237481A (zh) * | 2018-07-10 | 2019-09-17 | 华东理工大学 | 一种废盐无害化处理方法 |
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CN207238736U (zh) * | 2017-08-30 | 2018-04-17 | 内蒙古兰太实业股份有限公司 | 氯酸钠生产中废盐泥的处理系统 |
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CN1110196A (zh) * | 1994-04-06 | 1995-10-18 | 曾庆琳 | 碱解铬浸出渣处理工艺 |
JP4909655B2 (ja) * | 2006-06-26 | 2012-04-04 | 株式会社タクマ | クロムを含有する有機物を燃料とする流動層式燃焼装置及び流動層式燃焼装置からの飛灰の無害化処理方法 |
CN101168085B (zh) * | 2007-11-30 | 2012-05-09 | 河南工业大学 | 铬渣还原解毒工艺 |
CN101380510A (zh) * | 2008-10-30 | 2009-03-11 | 杨恩清 | 铬渣湿法解毒及资源综合利用新工艺 |
CN105016387B (zh) * | 2015-07-20 | 2017-09-15 | 中国科学院过程工程研究所 | 一种铬盐泥的处理方法 |
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Address after: 750336 Helan District, Alashan Economic Development Zone, Alashan League, Inner Mongolia Autonomous Region Patentee after: China Salt Inner Mongolia Chemical Co.,Ltd. Address before: 750306 Helan District, Alashan Economic Development Zone, Alashan League, Inner Mongolia Autonomous Region Patentee before: INNER MONGOLIA LANTAI INDUSTRIAL Co.,Ltd. |
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Effective date of registration: 20221205 Address after: 750336 south of Ulanbuhe street, Alxa Economic Development Zone, Alxa League, Inner Mongolia Autonomous Region (WuSitai town) Patentee after: INNER MONGOLIA LANTAI SODIUM INDUSTRY Co.,Ltd. Patentee after: China Salt Inner Mongolia Chemical Co.,Ltd. Address before: 750336 Helan District, Alashan Economic Development Zone, Alashan League, Inner Mongolia Autonomous Region Patentee before: China Salt Inner Mongolia Chemical Co.,Ltd. |
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Address after: 750336 south of Ulanbuhe street, Alxa Economic Development Zone, Alxa League, Inner Mongolia Autonomous Region (WuSitai town) Patentee after: China Salt Inner Mongolia Chemical sodium Industry Co.,Ltd. Patentee after: China Salt Inner Mongolia Chemical Co.,Ltd. Address before: 750336 south of Ulanbuhe street, Alxa Economic Development Zone, Alxa League, Inner Mongolia Autonomous Region (WuSitai town) Patentee before: INNER MONGOLIA LANTAI SODIUM INDUSTRY Co.,Ltd. Patentee before: China Salt Inner Mongolia Chemical Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |