JPH0337964B2 - - Google Patents
Info
- Publication number
- JPH0337964B2 JPH0337964B2 JP58066776A JP6677683A JPH0337964B2 JP H0337964 B2 JPH0337964 B2 JP H0337964B2 JP 58066776 A JP58066776 A JP 58066776A JP 6677683 A JP6677683 A JP 6677683A JP H0337964 B2 JPH0337964 B2 JP H0337964B2
- Authority
- JP
- Japan
- Prior art keywords
- cod
- absorption tower
- gypsum
- tower
- impurities
- 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.)
- Expired - Lifetime
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 63
- 238000010521 absorption reaction Methods 0.000 claims description 36
- 239000010440 gypsum Substances 0.000 claims description 36
- 229910052602 gypsum Inorganic materials 0.000 claims description 36
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 28
- 239000007789 gas Substances 0.000 claims description 27
- 239000012535 impurity Substances 0.000 claims description 26
- 239000000126 substance Substances 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 25
- 239000002002 slurry Substances 0.000 claims description 24
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 22
- 238000006477 desulfuration reaction Methods 0.000 claims description 22
- 230000023556 desulfurization Effects 0.000 claims description 22
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 21
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 21
- 239000010446 mirabilite Substances 0.000 claims description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 16
- 239000003546 flue gas Substances 0.000 claims description 16
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 14
- 238000006386 neutralization reaction Methods 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 11
- 238000004065 wastewater treatment Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 5
- 235000011152 sodium sulphate Nutrition 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 claims description 3
- 159000000007 calcium salts Chemical class 0.000 claims description 2
- -1 mirabilite Chemical compound 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 239000002250 absorbent Substances 0.000 description 12
- 230000002745 absorbent Effects 0.000 description 12
- 239000002245 particle Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- 239000011508 lime plaster Substances 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002803 fossil fuel Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 235000010216 calcium carbonate Nutrition 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
- 238000010586 diagram Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 235000010265 sodium sulphite Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- XIUROWKZWPIAIB-UHFFFAOYSA-N sulfotep Chemical compound CCOP(=S)(OCC)OP(=S)(OCC)OCC XIUROWKZWPIAIB-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58066776A JPS59193119A (ja) | 1983-04-15 | 1983-04-15 | 湿式石灰石膏法排煙脱硫装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58066776A JPS59193119A (ja) | 1983-04-15 | 1983-04-15 | 湿式石灰石膏法排煙脱硫装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59193119A JPS59193119A (ja) | 1984-11-01 |
| JPH0337964B2 true JPH0337964B2 (fi) | 1991-06-07 |
Family
ID=13325599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58066776A Granted JPS59193119A (ja) | 1983-04-15 | 1983-04-15 | 湿式石灰石膏法排煙脱硫装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59193119A (fi) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51131490A (en) * | 1975-05-12 | 1976-11-15 | Babcock Hitachi Kk | Wet desulfurization process of waste gas |
| JPS55124530A (en) * | 1979-03-19 | 1980-09-25 | Babcock Hitachi Kk | Method for desulfurization of combustion exhaust gas |
| JPS5715822A (en) * | 1981-05-18 | 1982-01-27 | Mitsui Miike Mach Co Ltd | Treatment of sulfur oxide in waste gas |
-
1983
- 1983-04-15 JP JP58066776A patent/JPS59193119A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51131490A (en) * | 1975-05-12 | 1976-11-15 | Babcock Hitachi Kk | Wet desulfurization process of waste gas |
| JPS55124530A (en) * | 1979-03-19 | 1980-09-25 | Babcock Hitachi Kk | Method for desulfurization of combustion exhaust gas |
| JPS5715822A (en) * | 1981-05-18 | 1982-01-27 | Mitsui Miike Mach Co Ltd | Treatment of sulfur oxide in waste gas |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59193119A (ja) | 1984-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105854560B (zh) | 烟气脱硫脱硝的方法 | |
| US4670234A (en) | Process for stripping nitrogen oxides and sulphur oxides as well as optionally other noxious elements of flue gas from combustion plants | |
| EP0487102A1 (en) | Recycling system for the recovery and utilization of CO2 gas | |
| US6534024B2 (en) | Exhaust gas treatment process | |
| PL169155B1 (pl) | Sposób i urzadzenie do usuwania zwiazków siarki, zwlaszcza tlenków siarki z gazów spalinowych PL PL | |
| KR100364652B1 (ko) | 석회암을사용하는습식배연가스탈황법 | |
| CN107008148A (zh) | 一种船舶尾气污染物综合处理方法及系统 | |
| WO2004016717A1 (ja) | 湿式ガス精製方法およびそのシステム | |
| PL169819B1 (pl) | Sposób usuwania dwutlenku siarki i tlenków azotu z gazów spalinowych PL | |
| CN102639211B (zh) | 烟气脱硫 | |
| US5266285A (en) | Sodium-enhanced lime scrubbing method for removing sulfur dioxide from gaseous streams | |
| JPH1157397A (ja) | ガス精製方法 | |
| US5770164A (en) | Clear liquor organic acid flue gas desulfurization system | |
| US3961021A (en) | Method for removing sulfur dioxide from combustion exhaust gas | |
| US5486342A (en) | Clear liquor scrubbing of sulfur dioxide with forced oxidation in flue gas desulfurization system | |
| JP4987237B2 (ja) | 燃焼廃ガスの浄化方法 | |
| EP1107819B9 (en) | Method for cleaning a waste gas | |
| RU2123377C1 (ru) | Способ очистки газов, содержащих двуокись серы, и устройство для его осуществления | |
| JPH0337964B2 (fi) | ||
| JP3681184B2 (ja) | 海水利用型湿式排煙脱硫方法および装置 | |
| KR0132718B1 (ko) | 연소개스류의 정화장치 | |
| JP4869294B2 (ja) | 排ガス処理装置と排ガス処理方法 | |
| JP3354660B2 (ja) | 排ガスの処理方法 | |
| JPS62502388A (ja) | 煙道ガスの浄化方法 | |
| JPS5898126A (ja) | 排煙脱硫方法 |