JPS6230527A - ドロマイト系脱硫剤の再生方法 - Google Patents
ドロマイト系脱硫剤の再生方法Info
- Publication number
- JPS6230527A JPS6230527A JP60170380A JP17038085A JPS6230527A JP S6230527 A JPS6230527 A JP S6230527A JP 60170380 A JP60170380 A JP 60170380A JP 17038085 A JP17038085 A JP 17038085A JP S6230527 A JPS6230527 A JP S6230527A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- reaction
- desulfurization agent
- gypsum
- dolomite
- 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.)
- Granted
Links
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 38
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 33
- 230000023556 desulfurization Effects 0.000 title claims abstract description 33
- 239000010459 dolomite Substances 0.000 title claims abstract description 15
- 229910000514 dolomite Inorganic materials 0.000 title claims abstract description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 24
- 239000010440 gypsum Substances 0.000 claims abstract description 15
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 15
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 37
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 17
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000003009 desulfurizing effect Effects 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- JGIATAMCQXIDNZ-UHFFFAOYSA-N calcium sulfide Chemical compound [Ca]=S JGIATAMCQXIDNZ-UHFFFAOYSA-N 0.000 claims description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 239000012716 precipitator Substances 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 36
- 239000000428 dust Substances 0.000 abstract description 10
- 238000011084 recovery Methods 0.000 abstract description 7
- 230000002829 reductive effect Effects 0.000 abstract description 2
- 235000010216 calcium carbonate Nutrition 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 14
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000000292 calcium oxide Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 235000012255 calcium oxide Nutrition 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 229910021532 Calcite Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910002090 carbon oxide Inorganic materials 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005670 sulfation reaction Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 1
- 235000010261 calcium sulphite Nutrition 0.000 description 1
- FAYYUXPSKDFLEC-UHFFFAOYSA-L calcium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [Ca+2].[O-]S([O-])(=O)=S FAYYUXPSKDFLEC-UHFFFAOYSA-L 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 239000011882 ultra-fine particle 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 |
|---|---|---|---|
| JP60170380A JPS6230527A (ja) | 1985-08-01 | 1985-08-01 | ドロマイト系脱硫剤の再生方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60170380A JPS6230527A (ja) | 1985-08-01 | 1985-08-01 | ドロマイト系脱硫剤の再生方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6230527A true JPS6230527A (ja) | 1987-02-09 |
| JPS6350050B2 JPS6350050B2 (enrdf_load_stackoverflow) | 1988-10-06 |
Family
ID=15903861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60170380A Granted JPS6230527A (ja) | 1985-08-01 | 1985-08-01 | ドロマイト系脱硫剤の再生方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230527A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5292695A (en) * | 1992-11-18 | 1994-03-08 | Synthetica Technologies, Inc. | Process for reactivating particulate adsorbents |
| WO2003027019A1 (fr) * | 2001-09-26 | 2003-04-03 | Yabashi Industries Co., Ltd. | Procede de recyclage de sulfate de calcium |
-
1985
- 1985-08-01 JP JP60170380A patent/JPS6230527A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5292695A (en) * | 1992-11-18 | 1994-03-08 | Synthetica Technologies, Inc. | Process for reactivating particulate adsorbents |
| WO1994011106A1 (en) * | 1992-11-18 | 1994-05-26 | Synthetica Technologies, Inc. | Process for reactivating particulate adsorbents |
| WO2003027019A1 (fr) * | 2001-09-26 | 2003-04-03 | Yabashi Industries Co., Ltd. | Procede de recyclage de sulfate de calcium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6350050B2 (enrdf_load_stackoverflow) | 1988-10-06 |
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