JPS6339284B2 - - Google Patents
Info
- Publication number
- JPS6339284B2 JPS6339284B2 JP51135131A JP13513176A JPS6339284B2 JP S6339284 B2 JPS6339284 B2 JP S6339284B2 JP 51135131 A JP51135131 A JP 51135131A JP 13513176 A JP13513176 A JP 13513176A JP S6339284 B2 JPS6339284 B2 JP S6339284B2
- Authority
- JP
- Japan
- Prior art keywords
- absorption
- solution
- sulfur dioxide
- degassing
- sulfate
- 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
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 132
- 238000010521 absorption reaction Methods 0.000 claims description 59
- 238000007872 degassing Methods 0.000 claims description 56
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 52
- 239000007787 solid Substances 0.000 claims description 40
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 39
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 39
- 235000011152 sodium sulphate Nutrition 0.000 claims description 39
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 36
- 239000007789 gas Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 30
- 235000010265 sodium sulphite Nutrition 0.000 claims description 26
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 22
- 239000002002 slurry Substances 0.000 claims description 16
- 239000002244 precipitate Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- 239000000243 solution Substances 0.000 description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 38
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 16
- 239000013078 crystal Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 16
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 15
- 238000012360 testing method Methods 0.000 description 14
- 238000001704 evaporation Methods 0.000 description 12
- 230000008020 evaporation Effects 0.000 description 11
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 11
- 239000012452 mother liquor Substances 0.000 description 10
- 238000011282 treatment Methods 0.000 description 10
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 229910052717 sulfur Inorganic materials 0.000 description 9
- 239000011593 sulfur Substances 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 7
- 150000003839 salts Chemical class 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- -1 etc. Substances 0.000 description 4
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 3
- 239000012808 vapor phase Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- VYKVQJFOZDGJLN-UHFFFAOYSA-M sodium hydrogen sulfite sulfurous acid Chemical compound [Na+].OS(O)=O.OS([O-])=O VYKVQJFOZDGJLN-UHFFFAOYSA-M 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 229910000619 316 stainless steel Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- HFCSXCKLARAMIQ-UHFFFAOYSA-L disodium;sulfate;hydrate Chemical compound O.[Na+].[Na+].[O-]S([O-])(=O)=O HFCSXCKLARAMIQ-UHFFFAOYSA-L 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 150000003388 sodium compounds Chemical class 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/60—Isolation of sulfur dioxide from gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63050375A | 1975-11-10 | 1975-11-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5261173A JPS5261173A (en) | 1977-05-20 |
| JPS6339284B2 true JPS6339284B2 (no) | 1988-08-04 |
Family
ID=24527439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51135131A Granted JPS5261173A (en) | 1975-11-10 | 1976-11-10 | Method of romoving sulfur dioxide |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5261173A (no) |
| AT (1) | AT367653B (no) |
| BE (1) | BE848119A (no) |
| BR (1) | BR7607526A (no) |
| CA (1) | CA1079492A (no) |
| DE (1) | DE2651045C2 (no) |
| ES (1) | ES453174A1 (no) |
| FR (1) | FR2330439A1 (no) |
| GB (1) | GB1557294A (no) |
| IT (1) | IT1070093B (no) |
| NL (1) | NL7612494A (no) |
| NO (1) | NO147939C (no) |
| SE (1) | SE421407B (no) |
| SU (1) | SU950187A3 (no) |
| ZA (1) | ZA766140B (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4177244A (en) * | 1976-07-24 | 1979-12-04 | Ullrich Neumann | Process for purge stream treatment in removal of sulfur dioxide |
| US4708856A (en) * | 1986-03-03 | 1987-11-24 | Norton Company | Liquid-gas absorption process |
| CN105833667A (zh) * | 2016-05-27 | 2016-08-10 | 四川益能康生环保科技有限公司 | 一种脱除二氧化硫的可再生吸收剂 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3653812A (en) * | 1969-07-18 | 1972-04-04 | Wellman Lord Inc | Process for removal of sulfur dioxide from gas streams |
| US3971844A (en) * | 1974-02-19 | 1976-07-27 | Davy Powergas Inc. | Method for removing sodium sulfate from aqueous solutions |
-
1976
- 1976-10-14 ZA ZA00766140A patent/ZA766140B/xx unknown
- 1976-11-08 GB GB46358/76A patent/GB1557294A/en not_active Expired
- 1976-11-08 CA CA265,157A patent/CA1079492A/en not_active Expired
- 1976-11-08 AT AT0829076A patent/AT367653B/de not_active IP Right Cessation
- 1976-11-08 BE BE172178A patent/BE848119A/xx not_active IP Right Cessation
- 1976-11-09 NO NO763810A patent/NO147939C/no unknown
- 1976-11-09 DE DE2651045A patent/DE2651045C2/de not_active Expired
- 1976-11-09 IT IT69677/76A patent/IT1070093B/it active
- 1976-11-09 FR FR7633713A patent/FR2330439A1/fr active Granted
- 1976-11-09 SE SE7612470A patent/SE421407B/xx not_active IP Right Cessation
- 1976-11-10 JP JP51135131A patent/JPS5261173A/ja active Granted
- 1976-11-10 ES ES453174A patent/ES453174A1/es not_active Expired
- 1976-11-10 SU SU762417313A patent/SU950187A3/ru active
- 1976-11-10 NL NL7612494A patent/NL7612494A/xx not_active Application Discontinuation
- 1976-11-10 BR BR7607526A patent/BR7607526A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1557294A (en) | 1979-12-05 |
| ATA829076A (de) | 1981-12-15 |
| SU950187A3 (ru) | 1982-08-07 |
| NO147939C (no) | 1983-07-13 |
| NO763810L (no) | 1977-05-11 |
| ES453174A1 (es) | 1977-11-01 |
| ZA766140B (en) | 1978-05-30 |
| SE421407B (sv) | 1981-12-21 |
| JPS5261173A (en) | 1977-05-20 |
| NO147939B (no) | 1983-04-05 |
| DE2651045A1 (de) | 1977-05-12 |
| CA1079492A (en) | 1980-06-17 |
| BE848119A (fr) | 1977-03-01 |
| DE2651045C2 (de) | 1986-02-20 |
| IT1070093B (it) | 1985-03-25 |
| NL7612494A (nl) | 1977-05-12 |
| SE7612470L (sv) | 1977-05-11 |
| BR7607526A (pt) | 1977-09-20 |
| FR2330439B1 (no) | 1982-10-08 |
| AT367653B (de) | 1982-07-26 |
| FR2330439A1 (fr) | 1977-06-03 |
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