SE501346C2 - Sätt och anordning vid rening av svaveldioxidhaltig gas - Google Patents

Sätt och anordning vid rening av svaveldioxidhaltig gas

Info

Publication number: SE501346C2
Authority: SE; Sweden
Prior art keywords: washing liquid; circuit; calcium; sulphate; cooling
Prior art date: 1993-06-08

Application number

SE9301946A

Other languages

English (en)

Swedish (sv)

Other versions

SE9301946D0 (sv

SE9301946L (sv

Inventor

Sven Ragnarsson

Original Assignee

Flaekt Ab

Priority date (The priority date 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 date listed.)

1993-06-08

Filing date

1993-06-08

Publication date

1995-01-23

1993-06-08 Application filed by Flaekt Ab filed Critical Flaekt Ab

1993-06-08 Priority to SE9301946A priority Critical patent/SE501346C2/sv

1993-06-08 Publication of SE9301946D0 publication Critical patent/SE9301946D0/xx

1994-05-18 Priority to EP19940850087 priority patent/EP0628342B1/fr

1994-05-18 Priority to DK94850087T priority patent/DK0628342T3/da

1994-05-18 Priority to DE1994601097 priority patent/DE69401097T2/de

1994-06-08 Priority to JP15041094A priority patent/JP3727366B2/ja

1994-12-09 Publication of SE9301946L publication Critical patent/SE9301946L/

1995-01-23 Publication of SE501346C2 publication Critical patent/SE501346C2/sv

Links

RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 56
238000000034 method Methods 0.000 title claims abstract description 18
239000007788 liquid Substances 0.000 claims abstract description 82
238000005406 washing Methods 0.000 claims abstract description 58
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 48
238000001816 cooling Methods 0.000 claims abstract description 37
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims abstract description 35
238000001556 precipitation Methods 0.000 claims abstract description 29
239000007789 gas Substances 0.000 claims abstract description 28
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 25
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 23
229910001424 calcium ion Inorganic materials 0.000 claims abstract description 23
229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 22
239000003546 flue gas Substances 0.000 claims abstract description 14
229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 12
235000011152 sodium sulphate Nutrition 0.000 claims abstract description 12
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 11
238000000926 separation method Methods 0.000 claims abstract description 9
239000010440 gypsum Substances 0.000 claims description 17
229910052602 gypsum Inorganic materials 0.000 claims description 17
235000011132 calcium sulphate Nutrition 0.000 claims description 15
239000001175 calcium sulphate Substances 0.000 claims description 14
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
229910000041 hydrogen chloride Inorganic materials 0.000 claims description 10
IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 10
239000011734 sodium Substances 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 8
229910052708 sodium Inorganic materials 0.000 claims description 8
230000001376 precipitating effect Effects 0.000 claims description 7
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 6
238000000746 purification Methods 0.000 claims description 6
238000010521 absorption reaction Methods 0.000 claims description 4
230000002378 acidificating effect Effects 0.000 claims description 4
229940088417 precipitated calcium carbonate Drugs 0.000 claims description 4
239000011575 calcium Substances 0.000 claims description 3
239000000463 material Substances 0.000 claims description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
229910052791 calcium Inorganic materials 0.000 claims description 2
238000007599 discharging Methods 0.000 claims description 2
238000004064 recycling Methods 0.000 claims 1
229910021653 sulphate ion Inorganic materials 0.000 abstract description 29
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract description 25
239000010802 sludge Substances 0.000 abstract description 13
230000008929 regeneration Effects 0.000 abstract description 5
238000011069 regeneration method Methods 0.000 abstract description 5
235000008733 Citrus aurantifolia Nutrition 0.000 abstract description 2
235000011941 Tilia x europaea Nutrition 0.000 abstract description 2
239000004571 lime Substances 0.000 abstract description 2
235000010269 sulphur dioxide Nutrition 0.000 abstract 2
239000004291 sulphur dioxide Substances 0.000 abstract 2
229940003871 calcium ion Drugs 0.000 abstract 1
238000004140 cleaning Methods 0.000 abstract 1
239000002351 wastewater Substances 0.000 description 7
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
-1 calcium sulphate Chemical class 0.000 description 6
239000002244 precipitate Substances 0.000 description 5
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 4
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
239000003513 alkali Substances 0.000 description 4
239000001110 calcium chloride Substances 0.000 description 4
229910001628 calcium chloride Inorganic materials 0.000 description 4
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 4
239000000920 calcium hydroxide Substances 0.000 description 4
235000011116 calcium hydroxide Nutrition 0.000 description 4
229910001861 calcium hydroxide Inorganic materials 0.000 description 4
239000000243 solution Substances 0.000 description 4
238000004090 dissolution Methods 0.000 description 3
239000011780 sodium chloride Substances 0.000 description 3
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
229940043430 calcium compound Drugs 0.000 description 2
150000001674 calcium compounds Chemical class 0.000 description 2
239000001569 carbon dioxide Substances 0.000 description 2
229910002092 carbon dioxide Inorganic materials 0.000 description 2
239000000460 chlorine Substances 0.000 description 2
229910052801 chlorine Inorganic materials 0.000 description 2
238000011109 contamination Methods 0.000 description 2
229910001385 heavy metal Inorganic materials 0.000 description 2
239000012535 impurity Substances 0.000 description 2
238000006386 neutralization reaction Methods 0.000 description 2
239000000047 product Substances 0.000 description 2
239000010865 sewage Substances 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
239000003245 coal Substances 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
239000002826 coolant Substances 0.000 description 1
238000007865 diluting Methods 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000005984 hydrogenation reaction Methods 0.000 description 1
230000004941 influx Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000010446 mirabilite Substances 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
150000003388 sodium compounds Chemical class 0.000 description 1
229910001415 sodium ion Inorganic materials 0.000 description 1
GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
238000004056 waste incineration 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)

SE9301946A 1993-06-08 1993-06-08 Sätt och anordning vid rening av svaveldioxidhaltig gas SE501346C2 (sv)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
SE9301946A SE501346C2 (sv)	1993-06-08	1993-06-08	Sätt och anordning vid rening av svaveldioxidhaltig gas
EP19940850087 EP0628342B1 (fr)	1993-06-08	1994-05-18	Procédé et installation de purification des gaz contenant du SO2
DK94850087T DK0628342T3 (da)	1993-06-08	1994-05-18	Fremgangsmåde og apparat til rensning af gas indeholdende svovldioxid
DE1994601097 DE69401097T2 (de)	1993-06-08	1994-05-18	Verfahren und Vorrichtung zum Reinigen von SO2-haltigen Gasen
JP15041094A JP3727366B2 (ja)	1993-06-08	1994-06-08	二酸化硫黄を含むガスを浄化するための方法及び装置

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9301946A SE501346C2 (sv)	1993-06-08	1993-06-08	Sätt och anordning vid rening av svaveldioxidhaltig gas

Publications (3)

Publication Number	Publication Date
SE9301946D0 SE9301946D0 (sv)	1993-06-08
SE9301946L SE9301946L (sv)	1994-12-09
SE501346C2 true SE501346C2 (sv)	1995-01-23

Family

ID=20390189

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9301946A SE501346C2 (sv)	1993-06-08	1993-06-08	Sätt och anordning vid rening av svaveldioxidhaltig gas

Country Status (5)

Country	Link
EP (1)	EP0628342B1 (fr)
JP (1)	JP3727366B2 (fr)
DE (1)	DE69401097T2 (fr)
DK (1)	DK0628342T3 (fr)
SE (1)	SE501346C2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE1011030A3 (nl) *	1997-03-04	1999-04-06	Seghers Engineering	Inrichting voor rookgaszuivering met behulp van persluchtverstuivers.
FI105532B (fi) *	1998-05-04	2000-09-15	Wiser Oy	Kaksoisalkaloitu rikinpoisto
ES2554112T5 (es)	2013-03-08	2023-05-22	Alfa Laval Corp Ab	Sistema de limpieza y método para la reducción de SOx en gases de escape

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4331640A (en) *	1978-06-26	1982-05-25	Kureha Kagaku Kogyo Kabushiki Kaisha	Process for removing sulfur dioxide from an exhaust gas containing the same
DE4012320C1 (fr) *	1990-04-18	1991-07-11	Metallgesellschaft Ag, 6000 Frankfurt, De

1993
- 1993-06-08 SE SE9301946A patent/SE501346C2/sv not_active IP Right Cessation
1994
- 1994-05-18 DE DE1994601097 patent/DE69401097T2/de not_active Expired - Fee Related
- 1994-05-18 DK DK94850087T patent/DK0628342T3/da active
- 1994-05-18 EP EP19940850087 patent/EP0628342B1/fr not_active Expired - Lifetime
- 1994-06-08 JP JP15041094A patent/JP3727366B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DE69401097T2 (de)	1997-04-03
JPH07163834A (ja)	1995-06-27
JP3727366B2 (ja)	2005-12-14
DK0628342T3 (da)	1997-06-02
SE9301946D0 (sv)	1993-06-08
SE9301946L (sv)	1994-12-09
DE69401097D1 (de)	1997-01-23
EP0628342A1 (fr)	1994-12-14
EP0628342B1 (fr)	1996-12-11

Legal Events

Date	Code	Title	Description
2006-02-21	NUG	Patent has lapsed

Publication	Publication Date	Title
US9079135B2 (en)	2015-07-14	Method for removing impurities from flue gas condensate
US5084255A (en)	1992-01-28	Sulfur dioxide removal process with gypsum and magnesium hydroxide production
US4000991A (en)	1977-01-04	Method of removing fly ash particulates from flue gases in a closed-loop wet scrubbing system
US4976936A (en)	1990-12-11	Flue gas desulfurization with oxidation of calcium sulfite in FGD discharges
US4059513A (en)	1977-11-22	Treatment of water to remove certain ions therefrom
CZ9701269A3 (en)	2004-04-14	Method for desulfurizing exhaust gas
KR0144369B1 (ko)	1998-07-15	석고가 얻어지는 마그네슘-강화된 이산화황 세척방법
US3961031A (en)	1976-06-01	Method for removal of mercury in sulfur dioxide-containing gas
SE501346C2 (sv)	1995-01-23	Sätt och anordning vid rening av svaveldioxidhaltig gas
KR100304323B1 (ko)	2001-11-30	이산화 유황을 함유하는 가스 세정방법 및 장치
US5582634A (en)	1996-12-10	Method and apparatus for cleaning a gas
SE470565B (sv)	1994-08-29	Sätt och anordning att rena klorväte- och svaveldioxidinnehållande gaser
SE504408C2 (sv)	1997-02-03	Sätt och anordning för vätskereglering vid våtrening av en gas
SE502159C2 (sv)	1995-09-04	Sätt och anordning att framställa gips med hög renhet
JPS5929023A (ja)	1984-02-16	脱硫装置濾過水の再利用法
DK174369B1 (da)	2003-01-13	Fremgangsmåde til afsvovling af røggas
JPS6242738Y2 (fr)	1987-11-02
JP2001062250A (ja)	2001-03-13	排煙処理方法
JPH02152518A (ja)	1990-06-12	脱硫スラリの処理方法
JPS60821A (ja)	1985-01-05	湿式排煙脱硫方法