JP2015027655A - 塩素濃縮防止装置及び塩素濃縮防止方法 - Google Patents
塩素濃縮防止装置及び塩素濃縮防止方法 Download PDFInfo
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- JP2015027655A JP2015027655A JP2013158466A JP2013158466A JP2015027655A JP 2015027655 A JP2015027655 A JP 2015027655A JP 2013158466 A JP2013158466 A JP 2013158466A JP 2013158466 A JP2013158466 A JP 2013158466A JP 2015027655 A JP2015027655 A JP 2015027655A
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- chloride
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- 239000000460 chlorine Substances 0.000 title claims abstract description 53
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims description 25
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims description 21
- 230000005494 condensation Effects 0.000 title 1
- 238000009833 condensation Methods 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 66
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 33
- 230000023556 desulfurization Effects 0.000 claims abstract description 33
- 239000003546 flue gas Substances 0.000 claims abstract description 33
- -1 chlorine ions Chemical class 0.000 claims abstract description 32
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 30
- 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 abstract description 27
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 27
- 239000003456 ion exchange resin Substances 0.000 claims abstract description 27
- 229920003303 ion-exchange polymer Polymers 0.000 claims abstract description 27
- 239000007789 gas Substances 0.000 claims abstract description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 3
- 230000002265 prevention Effects 0.000 claims description 12
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 11
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 11
- 239000012141 concentrate Substances 0.000 claims description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 7
- 239000001110 calcium chloride Substances 0.000 claims description 6
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 6
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 4
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 57
- 239000007788 liquid Substances 0.000 description 30
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 20
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 15
- 239000000706 filtrate Substances 0.000 description 14
- 229910000019 calcium carbonate Inorganic materials 0.000 description 10
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 10
- 239000002250 absorbent Substances 0.000 description 9
- 230000002745 absorbent Effects 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 239000011780 sodium chloride Substances 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 8
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 229910001424 calcium ion Inorganic materials 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 6
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 235000010265 sodium sulphite Nutrition 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- WWILHZQYNPQALT-UHFFFAOYSA-N 2-methyl-2-morpholin-4-ylpropanal Chemical compound O=CC(C)(C)N1CCOCC1 WWILHZQYNPQALT-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treatment Of Water By Ion Exchange (AREA)
Abstract
Description
2 湿式スクラバ
3 循環液槽
4 洗浄塔
5 排気ファン
6 反応槽
7 酸化塔
8 固液分離装置
9 両性イオン交換樹脂
10 炭酸カルシウム添加槽
11 排煙脱硫システム
41 排煙脱硫システム
61 排煙脱硫システム
Claims (8)
- 塩素イオンを含む溶液が循環して該溶液中に塩素イオンが徐々に濃縮するシステムに設置され、
前記循環する溶液が通過して該溶液に含まれる塩素イオンが除去される両性イオン交換樹脂を備えることを特徴とする塩素濃縮防止装置。 - 前記両性イオン交換樹脂を通過した溶液であって、塩素イオン除去の対象とならなかった溶液を前記システムに戻すルートを備えることを特徴とする請求項1に記載の塩素濃縮防止装置。
- 前記システムは、排煙脱硫システムであることを特徴とする請求項1又は2に記載の塩素濃縮防止装置。
- 塩素イオンを含む溶液が循環して該溶液中に塩素イオンが徐々に濃縮するシステムにおいて、
前記循環する溶液を両性イオン交換樹脂に通過させ、該溶液に含まれる塩素イオンを除去することを特徴とする塩素濃縮防止方法。 - 前記両性イオン交換樹脂を通過した溶液であって、塩素イオン除去の対象とならなかった溶液を前記システムに戻すことを特徴とする請求項4に記載の塩素濃縮防止方法。
- 前記システムは、排煙脱硫システムであることを特徴とする請求項4又は5に記載の塩素濃縮防止方法。
- 前記排煙脱硫システムにおいて、二酸化硫黄及び塩化水素を含む排ガスに、水酸化ナトリウム又はアンモニアを添加することを特徴とする請求項6に記載の塩素濃縮防止方法。
- 前記除去する塩素イオンの形態が塩化カルシウム、及び/又は、塩化マグネシウムであることを特徴とする請求項4乃至7のいずれかに記載の塩素濃縮防止方法。
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7398349B2 (ja) | 2020-09-08 | 2023-12-14 | 太平洋セメント株式会社 | セメント又はセメント硬化物の製造方法及びその製造システム |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150205A (en) * | 1978-02-01 | 1979-04-17 | The Dow Chemical Company | Composite ion exchange resins having low residual amounts of quaternary ammonium cation |
JP2002146691A (ja) * | 2000-11-06 | 2002-05-22 | Nippon Rensui Co Ltd | 蒸解薬品回収工程の捕集灰の処理方法 |
WO2011162033A1 (ja) * | 2010-06-21 | 2011-12-29 | 太平洋セメント株式会社 | カルシウムの除去方法 |
JP2013086984A (ja) * | 2011-10-14 | 2013-05-13 | Taiheiyo Cement Corp | 塩素バイパス排ガスの処理方法 |
JP2013094729A (ja) * | 2011-10-31 | 2013-05-20 | Mitsubishi Heavy Ind Ltd | 排煙脱硫装置 |
-
2013
- 2013-07-31 JP JP2013158466A patent/JP2015027655A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150205A (en) * | 1978-02-01 | 1979-04-17 | The Dow Chemical Company | Composite ion exchange resins having low residual amounts of quaternary ammonium cation |
JP2002146691A (ja) * | 2000-11-06 | 2002-05-22 | Nippon Rensui Co Ltd | 蒸解薬品回収工程の捕集灰の処理方法 |
WO2011162033A1 (ja) * | 2010-06-21 | 2011-12-29 | 太平洋セメント株式会社 | カルシウムの除去方法 |
JP2013086984A (ja) * | 2011-10-14 | 2013-05-13 | Taiheiyo Cement Corp | 塩素バイパス排ガスの処理方法 |
JP2013094729A (ja) * | 2011-10-31 | 2013-05-20 | Mitsubishi Heavy Ind Ltd | 排煙脱硫装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7398349B2 (ja) | 2020-09-08 | 2023-12-14 | 太平洋セメント株式会社 | セメント又はセメント硬化物の製造方法及びその製造システム |
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