DE3121722A1 - Verfahren zur schwefelentfernung aus abgasen - Google Patents
Verfahren zur schwefelentfernung aus abgasenInfo
- Publication number
- DE3121722A1 DE3121722A1 DE19813121722 DE3121722A DE3121722A1 DE 3121722 A1 DE3121722 A1 DE 3121722A1 DE 19813121722 DE19813121722 DE 19813121722 DE 3121722 A DE3121722 A DE 3121722A DE 3121722 A1 DE3121722 A1 DE 3121722A1
- Authority
- DE
- Germany
- Prior art keywords
- absorption liquid
- cacl2
- concentration
- liquid
- heating
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000007789 gas Substances 0.000 title claims abstract description 37
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 7
- 239000005864 Sulphur Substances 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 claims abstract description 68
- 238000010521 absorption reaction Methods 0.000 claims abstract description 52
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 51
- 239000001110 calcium chloride Substances 0.000 claims abstract description 51
- 235000011148 calcium chloride Nutrition 0.000 claims abstract description 51
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000004064 recycling Methods 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 16
- 239000012141 concentrate Substances 0.000 claims description 6
- 239000011593 sulfur Substances 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 229910000019 calcium carbonate 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
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 150000004683 dihydrates Chemical class 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 238000005187 foaming Methods 0.000 description 16
- 239000002893 slag Substances 0.000 description 12
- 238000002955 isolation Methods 0.000 description 10
- 230000008021 deposition Effects 0.000 description 9
- 229910052815 sulfur oxide Inorganic materials 0.000 description 9
- 229910052925 anhydrite Inorganic materials 0.000 description 8
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 235000010216 calcium carbonate Nutrition 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- LLSDKQJKOVVTOJ-UHFFFAOYSA-L calcium chloride dihydrate Chemical compound O.O.[Cl-].[Cl-].[Ca+2] LLSDKQJKOVVTOJ-UHFFFAOYSA-L 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- -1 chlorine ions Chemical class 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 150000004687 hexahydrates Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007100 recyclization reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000012360 testing method Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7345780A JPS56168823A (en) | 1980-05-31 | 1980-05-31 | Desulfurizing method for waste gas by wet type lime gypsum process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3121722A1 true DE3121722A1 (de) | 1982-03-04 |
Family
ID=13518786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813121722 Withdrawn DE3121722A1 (de) | 1980-05-31 | 1981-06-01 | Verfahren zur schwefelentfernung aus abgasen |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS56168823A (enrdf_load_stackoverflow) |
| DE (1) | DE3121722A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0271224A1 (en) * | 1986-11-17 | 1988-06-15 | A/S Niro Atomizer | A spray drying absorption process for the desulfurization of a stream of hot flue gas |
-
1980
- 1980-05-31 JP JP7345780A patent/JPS56168823A/ja active Granted
-
1981
- 1981-06-01 DE DE19813121722 patent/DE3121722A1/de not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0271224A1 (en) * | 1986-11-17 | 1988-06-15 | A/S Niro Atomizer | A spray drying absorption process for the desulfurization of a stream of hot flue gas |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56168823A (en) | 1981-12-25 |
| JPS6119289B2 (enrdf_load_stackoverflow) | 1986-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8165 | Unexamined publication of following application revoked |