JPH0355172B2 - - Google Patents
Info
- Publication number
- JPH0355172B2 JPH0355172B2 JP58140503A JP14050383A JPH0355172B2 JP H0355172 B2 JPH0355172 B2 JP H0355172B2 JP 58140503 A JP58140503 A JP 58140503A JP 14050383 A JP14050383 A JP 14050383A JP H0355172 B2 JPH0355172 B2 JP H0355172B2
- Authority
- JP
- Japan
- Prior art keywords
- absorption
- absorption tower
- slurry
- absorbent
- liquid
- 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
- 238000010521 absorption reaction Methods 0.000 claims description 55
- 239000007789 gas Substances 0.000 claims description 34
- 230000002745 absorbent Effects 0.000 claims description 30
- 239000002250 absorbent Substances 0.000 claims description 30
- 229910052602 gypsum Inorganic materials 0.000 claims description 29
- 239000010440 gypsum Substances 0.000 claims description 29
- 239000002002 slurry Substances 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 19
- 238000006477 desulfuration reaction Methods 0.000 claims description 17
- 230000023556 desulfurization Effects 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 239000006227 byproduct Substances 0.000 claims description 4
- 150000007514 bases Chemical class 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 10
- 239000007921 spray Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 4
- 235000010261 calcium sulphite Nutrition 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- -1 calcium basic compound Chemical class 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000010979 pH adjustment Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 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
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58140503A JPS6031817A (ja) | 1983-08-02 | 1983-08-02 | 湿式排煙脱硫方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58140503A JPS6031817A (ja) | 1983-08-02 | 1983-08-02 | 湿式排煙脱硫方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6031817A JPS6031817A (ja) | 1985-02-18 |
| JPH0355172B2 true JPH0355172B2 (enExample) | 1991-08-22 |
Family
ID=15270151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58140503A Granted JPS6031817A (ja) | 1983-08-02 | 1983-08-02 | 湿式排煙脱硫方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6031817A (enExample) |
-
1983
- 1983-08-02 JP JP58140503A patent/JPS6031817A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6031817A (ja) | 1985-02-18 |
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