BE441975A - - Google Patents

Info

Publication number

BE441975A

BE441975A BE441975DA BE441975A BE 441975 A BE441975 A BE 441975A BE 441975D A BE441975D A BE 441975DA BE 441975 A BE441975 A BE 441975A

Authority

BE

Belgium

Prior art keywords

water

exchanger

rinsing

anion

closed circuit

Prior art date

Links

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• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 99
• 150000001450 anions Chemical class 0.000 claims description 33
• 150000001768 cations Chemical class 0.000 claims description 32
• 239000002253 acid Substances 0.000 claims description 22
• 229910052500 inorganic mineral Inorganic materials 0.000 claims description 22
• 239000011707 mineral Substances 0.000 claims description 22
• 238000000034 method Methods 0.000 claims description 16
• 238000009434 installation Methods 0.000 claims description 14
• 239000000463 material Substances 0.000 claims description 14
• BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 9
• CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
• 150000007513 acids Chemical class 0.000 claims description 8
• 238000005349 anion exchange Methods 0.000 claims description 8
• BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 8
• 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 8
• 239000003792 electrolyte Substances 0.000 claims description 8
• 230000008929 regeneration Effects 0.000 claims description 8
• 238000011069 regeneration method Methods 0.000 claims description 8
• 150000003839 salts Chemical class 0.000 claims description 5
• 239000001569 carbon dioxide Substances 0.000 claims description 4
• 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
• 150000007524 organic acids Chemical class 0.000 claims description 4
• 238000005115 demineralization Methods 0.000 claims description 3
• 230000002328 demineralizing effect Effects 0.000 claims description 3
• 238000004519 manufacturing process Methods 0.000 claims description 3
• 235000010755 mineral Nutrition 0.000 description 17
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 9
• 239000008237 rinsing water Substances 0.000 description 9
• 150000001805 chlorine compounds Chemical class 0.000 description 7
• 239000000243 solution Substances 0.000 description 7
• 150000003467 sulfuric acid derivatives Chemical class 0.000 description 7
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 5
• 239000011149 active material Substances 0.000 description 5
• 230000001172 regenerating effect Effects 0.000 description 4
• BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• 238000005341 cation exchange Methods 0.000 description 3
• 239000000126 substance Substances 0.000 description 3
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
• UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
• 239000012153 distilled water Substances 0.000 description 2
• 239000007789 gas Substances 0.000 description 2
• 235000011167 hydrochloric acid Nutrition 0.000 description 2
• -1 hydroxyl ions Chemical class 0.000 description 2
• 229910052751 metal Inorganic materials 0.000 description 2
• 239000002184 metal Substances 0.000 description 2
• STZCRXQWRGQSJD-GEEYTBSJSA-M methyl orange Chemical compound [Na+].C1=CC(N(C)C)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-GEEYTBSJSA-M 0.000 description 2
• 229940012189 methyl orange Drugs 0.000 description 2
• 239000000203 mixture Substances 0.000 description 2
• 238000000746 purification Methods 0.000 description 2
• 229910000029 sodium carbonate Inorganic materials 0.000 description 2
• 239000007787 solid Substances 0.000 description 2
• FWLHAQYOFMQTHQ-UHFFFAOYSA-N 2-N-[8-[[8-(4-aminoanilino)-10-phenylphenazin-10-ium-2-yl]amino]-10-phenylphenazin-10-ium-2-yl]-8-N,10-diphenylphenazin-10-ium-2,8-diamine hydroxy-oxido-dioxochromium Chemical compound O[Cr]([O-])(=O)=O.O[Cr]([O-])(=O)=O.O[Cr]([O-])(=O)=O.Nc1ccc(Nc2ccc3nc4ccc(Nc5ccc6nc7ccc(Nc8ccc9nc%10ccc(Nc%11ccccc%11)cc%10[n+](-c%10ccccc%10)c9c8)cc7[n+](-c7ccccc7)c6c5)cc4[n+](-c4ccccc4)c3c2)cc1 FWLHAQYOFMQTHQ-UHFFFAOYSA-N 0.000 description 1
• VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
• FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
• 239000011358 absorbing material Substances 0.000 description 1
• 238000010521 absorption reaction Methods 0.000 description 1
• 230000002378 acidificating effect Effects 0.000 description 1
• 238000005273 aeration Methods 0.000 description 1
• 239000003513 alkali Substances 0.000 description 1
• 239000012670 alkaline solution Substances 0.000 description 1
• 239000002585 base Substances 0.000 description 1
• 150000001721 carbon Chemical class 0.000 description 1
• 150000004653 carbonic acids Chemical class 0.000 description 1
• 239000003795 chemical substances by application Substances 0.000 description 1
• 230000007423 decrease Effects 0.000 description 1
• 239000008367 deionised water Substances 0.000 description 1
• 229910021641 deionized water Inorganic materials 0.000 description 1
• 230000001627 detrimental effect Effects 0.000 description 1
• 230000018109 developmental process Effects 0.000 description 1
• 239000000499 gel Substances 0.000 description 1
• 229910052739 hydrogen Inorganic materials 0.000 description 1
• 239000001257 hydrogen Substances 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
• 230000001771 impaired effect Effects 0.000 description 1
• 238000005342 ion exchange Methods 0.000 description 1
• 150000002500 ions Chemical class 0.000 description 1
• 229920000767 polyaniline Polymers 0.000 description 1
• 239000008213 purified water Substances 0.000 description 1
• 239000012492 regenerant Substances 0.000 description 1
• 229910052708 sodium Inorganic materials 0.000 description 1
• 239000011734 sodium Substances 0.000 description 1
• 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
• 235000017557 sodium bicarbonate Nutrition 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• 238000001179 sorption measurement Methods 0.000 description 1
• 229910021653 sulphate ion Inorganic materials 0.000 description 1
• 238000011144 upstream manufacturing Methods 0.000 description 1
• 238000005406 washing Methods 0.000 description 1