CN103638806A - 一种防止二氧化硫吸收塔内部结垢的方法 - Google Patents
一种防止二氧化硫吸收塔内部结垢的方法 Download PDFInfo
- Publication number
- CN103638806A CN103638806A CN201310674790.7A CN201310674790A CN103638806A CN 103638806 A CN103638806 A CN 103638806A CN 201310674790 A CN201310674790 A CN 201310674790A CN 103638806 A CN103638806 A CN 103638806A
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- CN
- China
- Prior art keywords
- sulfur dioxide
- absorbing tower
- dioxide absorbing
- slurries
- calcium sulphate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 84
- 238000010521 absorption reaction Methods 0.000 title abstract description 47
- 239000002002 slurry Substances 0.000 claims abstract description 75
- 235000019738 Limestone Nutrition 0.000 claims abstract description 30
- 239000006028 limestone Substances 0.000 claims abstract description 30
- 239000013078 crystal Substances 0.000 claims abstract description 29
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims abstract description 10
- 235000010261 calcium sulphite Nutrition 0.000 claims abstract description 9
- 230000002745 absorbent Effects 0.000 claims abstract description 5
- 239000002250 absorbent Substances 0.000 claims abstract description 5
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims description 56
- 238000006477 desulfuration reaction Methods 0.000 claims description 31
- 230000023556 desulfurization Effects 0.000 claims description 31
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 17
- 239000003546 flue gas Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 16
- KBIWNQVZKHSHTI-UHFFFAOYSA-N 4-n,4-n-dimethylbenzene-1,4-diamine;oxalic acid Chemical group OC(=O)C(O)=O.CN(C)C1=CC=C(N)C=C1 KBIWNQVZKHSHTI-UHFFFAOYSA-N 0.000 claims description 7
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Natural products OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 7
- 239000000872 buffer Substances 0.000 claims description 7
- 239000011505 plaster Substances 0.000 claims description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 229940095564 anhydrous calcium sulfate Drugs 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 24
- 229910000019 calcium carbonate Inorganic materials 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000001514 detection method Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000010440 gypsum Substances 0.000 description 4
- 229910052602 gypsum Inorganic materials 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- VCSZKSHWUBFOOE-UHFFFAOYSA-N dioxidanium;sulfate Chemical compound O.O.OS(O)(=O)=O VCSZKSHWUBFOOE-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Abstract
Description
Claims (9)
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CN201310674790.7A CN103638806B (zh) | 2013-12-11 | 2013-12-11 | 一种防止二氧化硫吸收塔内部结垢的方法 |
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CN201310674790.7A CN103638806B (zh) | 2013-12-11 | 2013-12-11 | 一种防止二氧化硫吸收塔内部结垢的方法 |
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CN103638806A true CN103638806A (zh) | 2014-03-19 |
CN103638806B CN103638806B (zh) | 2015-12-09 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116510492A (zh) * | 2023-06-12 | 2023-08-01 | 山东正赢电力工程有限公司 | 一种绿色环保的烟气脱硫脱硝系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1156971A (zh) * | 1994-06-23 | 1997-08-13 | Abb弗拉克特工业有限公司 | 从气体中去除二氧硫的方法和设备 |
CN101703884A (zh) * | 2009-12-18 | 2010-05-12 | 哈尔滨工业大学 | 基于湿法脱硫塔具有增强低负荷适应性能的烟气脱硫方法 |
CN102600701A (zh) * | 2012-01-13 | 2012-07-25 | 浙江天蓝环保技术股份有限公司 | 一种烟气湿法脱硫的工艺及装置 |
-
2013
- 2013-12-11 CN CN201310674790.7A patent/CN103638806B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1156971A (zh) * | 1994-06-23 | 1997-08-13 | Abb弗拉克特工业有限公司 | 从气体中去除二氧硫的方法和设备 |
CN101703884A (zh) * | 2009-12-18 | 2010-05-12 | 哈尔滨工业大学 | 基于湿法脱硫塔具有增强低负荷适应性能的烟气脱硫方法 |
CN102600701A (zh) * | 2012-01-13 | 2012-07-25 | 浙江天蓝环保技术股份有限公司 | 一种烟气湿法脱硫的工艺及装置 |
Non-Patent Citations (1)
Title |
---|
李守信 等: "湿式石灰石-石膏法烟气脱硫中石膏质量的工艺控制因素", 《电力环境保护》, vol. 18, no. 3, 30 September 2002 (2002-09-30), pages 5 - 7 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116510492A (zh) * | 2023-06-12 | 2023-08-01 | 山东正赢电力工程有限公司 | 一种绿色环保的烟气脱硫脱硝系统 |
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Address after: 100011 Shenhua building, 22 West Binhe Road, Dongcheng District, Beijing Patentee after: China Shenhua Energy Co.,Ltd. Patentee after: National Energy Group Guohua Power Co.,Ltd. Patentee after: HEBEI GUOHUA DINGZHOU POWER GENERATION Co.,Ltd. Address before: 100011 Shenhua building, 22 West Binhe Road, Dongcheng District, Beijing Patentee before: China Shenhua Energy Co.,Ltd. Patentee before: BEIJING GUOHUA POWER Co.,Ltd. Patentee before: HEBEI GUOHUA DINGZHOU POWER GENERATION Co.,Ltd. Address after: 100011 Shenhua building, 22 West Binhe Road, Dongcheng District, Beijing Patentee after: China Shenhua Energy Co.,Ltd. Patentee after: National Energy Group Guohua Power Co.,Ltd. Patentee after: Guoneng Hebei Dingzhou Power Generation Co.,Ltd. Address before: 100011 Shenhua building, 22 West Binhe Road, Dongcheng District, Beijing Patentee before: China Shenhua Energy Co.,Ltd. Patentee before: National Energy Group Guohua Power Co.,Ltd. Patentee before: HEBEI GUOHUA DINGZHOU POWER GENERATION Co.,Ltd. |