CA1079030A - Systeme de filtration du dioxyde de soufre - Google Patents
Systeme de filtration du dioxyde de soufreInfo
- Publication number
- CA1079030A CA1079030A CA253,289A CA253289A CA1079030A CA 1079030 A CA1079030 A CA 1079030A CA 253289 A CA253289 A CA 253289A CA 1079030 A CA1079030 A CA 1079030A
- Authority
- CA
- Canada
- Prior art keywords
- solution
- scrubbing
- sulfite
- sulfate
- thiosulfate
- 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
- 238000005201 scrubbing Methods 0.000 title claims abstract description 59
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title abstract description 17
- 239000002250 absorbent Substances 0.000 claims abstract description 17
- 230000002745 absorbent Effects 0.000 claims abstract description 17
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 15
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000001172 regenerating effect Effects 0.000 claims abstract description 13
- 230000008929 regeneration Effects 0.000 claims abstract description 6
- 238000011069 regeneration method Methods 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims abstract description 6
- 238000001556 precipitation Methods 0.000 claims abstract 2
- 239000000243 solution Substances 0.000 claims description 68
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 34
- 238000006243 chemical reaction Methods 0.000 claims description 32
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 24
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 19
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 229910052717 sulfur Inorganic materials 0.000 claims description 11
- 239000011593 sulfur Substances 0.000 claims description 11
- 150000004763 sulfides Chemical class 0.000 claims description 9
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 7
- 230000003134 recirculating effect Effects 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229910013868 M2SO4 Inorganic materials 0.000 claims description 3
- FGRVOLIFQGXPCT-UHFFFAOYSA-L dipotassium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [K+].[K+].[O-]S([O-])(=O)=S FGRVOLIFQGXPCT-UHFFFAOYSA-L 0.000 claims description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 239000006227 byproduct Substances 0.000 claims description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-M hydrosulfide Chemical compound [SH-] RWSOTUBLDIXVET-UHFFFAOYSA-M 0.000 claims 1
- ZOCLAPYLSUCOGI-UHFFFAOYSA-M potassium hydrosulfide Chemical compound [SH-].[K+] ZOCLAPYLSUCOGI-UHFFFAOYSA-M 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 229910052936 alkali metal sulfate Inorganic materials 0.000 abstract 2
- 150000001340 alkali metals Chemical class 0.000 abstract 2
- 238000011084 recovery Methods 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 25
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 18
- 229910052939 potassium sulfate Inorganic materials 0.000 description 18
- 229910001868 water Inorganic materials 0.000 description 17
- 239000007789 gas Substances 0.000 description 16
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 14
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 13
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 description 12
- 239000003546 flue gas Substances 0.000 description 11
- 229940048910 thiosulfate Drugs 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000000203 mixture Substances 0.000 description 9
- 239000011736 potassium bicarbonate Substances 0.000 description 9
- 235000015497 potassium bicarbonate Nutrition 0.000 description 9
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 9
- 235000010259 potassium hydrogen sulphite Nutrition 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 8
- 238000000354 decomposition reaction Methods 0.000 description 7
- 235000015320 potassium carbonate Nutrition 0.000 description 7
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 235000019252 potassium sulphite Nutrition 0.000 description 5
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 235000011181 potassium carbonates Nutrition 0.000 description 3
- WFIZEGIEIOHZCP-UHFFFAOYSA-M potassium formate Chemical compound [K+].[O-]C=O WFIZEGIEIOHZCP-UHFFFAOYSA-M 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- -1 - K2S04 Chemical class 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- OUZIIFOEMPAZKX-UHFFFAOYSA-N n-[2-(2-chlorophenyl)sulfanylethyl]-2-methyl-2-[5-(trifluoromethyl)pyridin-2-yl]sulfonylpropanamide Chemical compound C=1C=C(C(F)(F)F)C=NC=1S(=O)(=O)C(C)(C)C(=O)NCCSC1=CC=CC=C1Cl OUZIIFOEMPAZKX-UHFFFAOYSA-N 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- DPLVEEXVKBWGHE-UHFFFAOYSA-N potassium sulfide Chemical class [S-2].[K+].[K+] DPLVEEXVKBWGHE-UHFFFAOYSA-N 0.000 description 1
- BHZRJJOHZFYXTO-UHFFFAOYSA-L potassium sulfite Chemical compound [K+].[K+].[O-]S([O-])=O BHZRJJOHZFYXTO-UHFFFAOYSA-L 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000003786 synthesis reaction 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
-
- 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
- C01B17/16—Hydrogen sulfides
- C01B17/164—Preparation by reduction of oxidic sulfur compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58107375A | 1975-05-27 | 1975-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1079030A true CA1079030A (fr) | 1980-06-10 |
Family
ID=24323782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA253,289A Expired CA1079030A (fr) | 1975-05-27 | 1976-05-26 | Systeme de filtration du dioxyde de soufre |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA1079030A (fr) |
| DE (1) | DE2623057A1 (fr) |
| GB (1) | GB1522263A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0002880B1 (fr) * | 1977-10-13 | 1982-04-21 | British Gas Corporation | Régénération d'une solution absorbante |
| US10005667B2 (en) * | 2015-12-30 | 2018-06-26 | Tessenderlo Kerley, Inc. | Sulfur dioxide scrubbing system and process for producing potassium products |
-
1976
- 1976-05-22 DE DE19762623057 patent/DE2623057A1/de not_active Withdrawn
- 1976-05-26 GB GB2187776A patent/GB1522263A/en not_active Expired
- 1976-05-26 CA CA253,289A patent/CA1079030A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2623057A1 (de) | 1976-12-09 |
| GB1522263A (en) | 1978-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1130987A (fr) | Elimination d'oxysulfure de carbone dans des circuits de gaz | |
| US3859416A (en) | Scrubbing a gas stream containing so' ' and o' ' with an absorbent containing a reducing agent | |
| CA1080443A (fr) | Extraction par absorption des oxydes de soufre portes dans des gaz chauds | |
| US4008310A (en) | Regenerative sulfur dioxide scrubbing system | |
| US3937787A (en) | Treatment of gases containing sulfur dioxide | |
| US3883639A (en) | Method of removing sulfur-containing gases from waste gas | |
| US20030072707A1 (en) | Process for aqueous phase oxidation of sulfur or sulfide to thiosulfate, bisulfite or sulfite ions using air | |
| US3972989A (en) | Reducing the consumption of anthraquinone disulfonate in Stretford solutions | |
| US3959452A (en) | Process for removing hydrogen sulfide from contaminated gas | |
| US3911084A (en) | Process for separating sulfur oxides from gas streams | |
| US4634582A (en) | Sulfur dioxide removal process | |
| US4366134A (en) | Flue gas desulfurization process | |
| US3687615A (en) | Desulfurization of flue gas | |
| US4208395A (en) | Removal of sulfur dioxide from flue gas | |
| CA1079030A (fr) | Systeme de filtration du dioxyde de soufre | |
| USRE29813E (en) | Process for the removal of sulfur oxide from waste gas | |
| US3728433A (en) | Continuous process for scrubbing sulfur dioxide from a gas stream | |
| US5614158A (en) | Process for removing sulfur dioxide from gases and producing gypsum and purified magnesium hydroxide | |
| US4260590A (en) | Recovery of salts of anthraquinone disulfonic acid in the Stretford process | |
| US4086324A (en) | Removal of sulfur and nitrogen oxides with aqueous absorbent | |
| US4871520A (en) | Process and composition for H2 S removal | |
| US3535083A (en) | Gas purification | |
| EP1156867B1 (fr) | Procede pour convertir du sulfure d'hydrogene en soufre elementaire | |
| GB1586144A (en) | Treatment of gas containing hydrogen sulphide | |
| US4203953A (en) | Process for removing SO2 from waste gases |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |