CN101428195B - 利用氯化钠治理烟气氮氧化物并回收亚硝酸盐的*** - Google Patents
利用氯化钠治理烟气氮氧化物并回收亚硝酸盐的*** Download PDFInfo
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- CN101428195B CN101428195B CN2008101223196A CN200810122319A CN101428195B CN 101428195 B CN101428195 B CN 101428195B CN 2008101223196 A CN2008101223196 A CN 2008101223196A CN 200810122319 A CN200810122319 A CN 200810122319A CN 101428195 B CN101428195 B CN 101428195B
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- Prior art keywords
- nitrite
- flue gas
- electrolysis
- oxidation
- absorption
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims abstract description 43
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims abstract description 39
- 239000003546 flue gas Substances 0.000 title claims abstract description 38
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 36
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 title claims abstract description 24
- 239000011780 sodium chloride Substances 0.000 title claims abstract description 19
- 238000004064 recycling Methods 0.000 title abstract description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 66
- 238000010521 absorption reaction Methods 0.000 claims abstract description 38
- 230000003647 oxidation Effects 0.000 claims abstract description 35
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000000460 chlorine Substances 0.000 claims abstract description 16
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 13
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000011084 recovery Methods 0.000 claims abstract description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000001257 hydrogen Substances 0.000 claims abstract description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 7
- 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 claims abstract description 3
- -1 flue gas nitrogen oxides Chemical class 0.000 claims abstract description 3
- 239000011734 sodium Substances 0.000 claims abstract description 3
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 3
- 230000001590 oxidative effect Effects 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 10
- 238000006477 desulfuration reaction Methods 0.000 claims description 8
- 230000023556 desulfurization Effects 0.000 claims description 7
- 239000003014 ion exchange membrane Substances 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 abstract 2
- 239000005708 Sodium hypochlorite Substances 0.000 abstract 1
- 239000007844 bleaching agent Substances 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
- 239000007800 oxidant agent Substances 0.000 description 7
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 6
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 3
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 235000010344 sodium nitrate Nutrition 0.000 description 3
- 239000004317 sodium nitrate Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 238000005373 pervaporation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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CN2008101223196A CN101428195B (zh) | 2008-11-10 | 2008-11-10 | 利用氯化钠治理烟气氮氧化物并回收亚硝酸盐的*** |
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CN2008101223196A CN101428195B (zh) | 2008-11-10 | 2008-11-10 | 利用氯化钠治理烟气氮氧化物并回收亚硝酸盐的*** |
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CN101428195A CN101428195A (zh) | 2009-05-13 |
CN101428195B true CN101428195B (zh) | 2011-10-19 |
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CN2008101223196A Expired - Fee Related CN101428195B (zh) | 2008-11-10 | 2008-11-10 | 利用氯化钠治理烟气氮氧化物并回收亚硝酸盐的*** |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104028096A (zh) * | 2014-06-20 | 2014-09-10 | 北京中冶隆生环保科技发展有限公司 | 烟气增压湍流湿法脱硝及脱硝废液回用技术 |
CN104014230A (zh) * | 2014-06-20 | 2014-09-03 | 北京中冶隆生环保科技发展有限公司 | 烟气的湿法脱硝工艺 |
CN105536532A (zh) * | 2016-02-26 | 2016-05-04 | 中国电力工程顾问集团东北电力设计院有限公司 | 一种电催化低温湿法全负荷脱硝*** |
CN109173637A (zh) * | 2018-10-30 | 2019-01-11 | 攀钢集团攀枝花钢铁研究院有限公司 | 低温烟气液相氧化脱硝的方法 |
CN111135692A (zh) * | 2018-11-05 | 2020-05-12 | 新疆硅基新材料创新中心有限公司 | 电厂锅炉烟气脱硫得到的废浆回收利用与电厂锅炉烟气脱硝的方法及*** |
CN109647144A (zh) * | 2018-12-25 | 2019-04-19 | 湖北蔚天环保科技有限公司 | 一种液相催化剂、制备及应用 |
CN110681252A (zh) * | 2019-10-22 | 2020-01-14 | 江苏绿塔环境工程有限公司 | 一种固废焚烧废气处理工艺 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB995207A (en) * | 1962-06-06 | 1965-06-16 | Linde Eismasch Ag | Improvements in or relating to the purification of gas mixtures |
DE3412955A1 (de) * | 1984-04-06 | 1985-10-24 | Steag Ag, 4300 Essen | Verfahren zum entfernen von sauren komponenten und stickoxiden aus abgasen |
US4650555A (en) * | 1985-10-03 | 1987-03-17 | General Electric Company | Method for corona discharge enhanced flue gas clean-up |
EP0827774A1 (en) * | 1996-09-06 | 1998-03-11 | Dravo Lime Company | Process for removing SO2 and NOx from a gaseous stream |
CN1883768A (zh) * | 2006-05-29 | 2006-12-27 | 浙江大学 | 一种含氯强氧化剂吸收液湿法联合脱硫脱硝工艺 |
CN1962034A (zh) * | 2006-10-25 | 2007-05-16 | 华北电力大学 | 锅炉烟气同时脱硫脱硝脱汞的方法及装置 |
-
2008
- 2008-11-10 CN CN2008101223196A patent/CN101428195B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB995207A (en) * | 1962-06-06 | 1965-06-16 | Linde Eismasch Ag | Improvements in or relating to the purification of gas mixtures |
DE3412955A1 (de) * | 1984-04-06 | 1985-10-24 | Steag Ag, 4300 Essen | Verfahren zum entfernen von sauren komponenten und stickoxiden aus abgasen |
US4650555A (en) * | 1985-10-03 | 1987-03-17 | General Electric Company | Method for corona discharge enhanced flue gas clean-up |
EP0827774A1 (en) * | 1996-09-06 | 1998-03-11 | Dravo Lime Company | Process for removing SO2 and NOx from a gaseous stream |
CN1883768A (zh) * | 2006-05-29 | 2006-12-27 | 浙江大学 | 一种含氯强氧化剂吸收液湿法联合脱硫脱硝工艺 |
CN1962034A (zh) * | 2006-10-25 | 2007-05-16 | 华北电力大学 | 锅炉烟气同时脱硫脱硝脱汞的方法及装置 |
Non-Patent Citations (2)
Title |
---|
JP特開平8-155264A 1996.06.18 |
王海强,吴忠标.烟气氮氧化物脱除技术的特点分析.《能源工程》.2004,(第3期),27-30. * |
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Address after: Hangzhou City, Zhejiang province Xiaoshan District 311202 North Street Xingyi Village Patentee after: ZHEJIANG TIANLAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: Hangzhou City, Zhejiang province Xiaoshan District 311202 North Street Xingyi Village Patentee before: ZHEJIANG TIANLAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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