JPH0239543Y2 - - Google Patents

Info

Publication number: JPH0239543Y2
Authority: JP; Japan
Prior art keywords: gypsum; slurry; flue gas; gas desulfurization; cleaning
Prior art date: 1984-10-30
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

Application number

JP16442884U

Other languages

English (en)

Japanese (ja)

Other versions

JPS6179633U (ru

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.)

1984-10-30

Filing date

1984-10-30

Publication date

1990-10-23

1984-10-30 Application filed filed Critical

1984-10-30 Priority to JP16442884U priority Critical patent/JPH0239543Y2/ja

1986-05-27 Publication of JPS6179633U publication Critical patent/JPS6179633U/ja

1990-10-23 Application granted granted Critical

1990-10-23 Publication of JPH0239543Y2 publication Critical patent/JPH0239543Y2/ja

Status Expired legal-status Critical Current

Links

229910052602 gypsum Inorganic materials 0.000 claims description 83
239000010440 gypsum Substances 0.000 claims description 83
239000002002 slurry Substances 0.000 claims description 51
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
238000004140 cleaning Methods 0.000 claims description 18
238000006477 desulfuration reaction Methods 0.000 claims description 16
230000023556 desulfurization Effects 0.000 claims description 16
GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims description 15
235000010261 calcium sulphite Nutrition 0.000 claims description 15
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 12
239000003546 flue gas Substances 0.000 claims description 12
238000005406 washing Methods 0.000 claims description 11
239000007789 gas Substances 0.000 claims description 10
238000004062 sedimentation Methods 0.000 claims description 9
230000002745 absorbent Effects 0.000 claims description 7
239000002250 absorbent Substances 0.000 claims description 7
239000007788 liquid Substances 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 6
229910052815 sulfur oxide Inorganic materials 0.000 claims description 6
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 5
229910052791 calcium Inorganic materials 0.000 claims description 5
239000011575 calcium Substances 0.000 claims description 5
239000007787 solid Substances 0.000 claims description 5
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 3
238000011144 upstream manufacturing Methods 0.000 claims description 3
235000019738 Limestone Nutrition 0.000 description 14
238000010521 absorption reaction Methods 0.000 description 14
239000006028 limestone Substances 0.000 description 14
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
239000000428 dust Substances 0.000 description 10
238000000034 method Methods 0.000 description 10
230000003647 oxidation Effects 0.000 description 9
238000007254 oxidation reaction Methods 0.000 description 9
239000013078 crystal Substances 0.000 description 8
239000012535 impurity Substances 0.000 description 7
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
238000007796 conventional method Methods 0.000 description 6
229910052783 alkali metal Inorganic materials 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 5
-1 alkali metal salts Chemical class 0.000 description 4
230000003197 catalytic effect Effects 0.000 description 4
238000010586 diagram Methods 0.000 description 4
238000000605 extraction Methods 0.000 description 4
239000011572 manganese Substances 0.000 description 4
229910021645 metal ion Inorganic materials 0.000 description 4
239000000292 calcium oxide Substances 0.000 description 3
235000012255 calcium oxide Nutrition 0.000 description 3
230000018044 dehydration Effects 0.000 description 3
238000006297 dehydration reaction Methods 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000000243 solution Substances 0.000 description 3
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
238000002485 combustion reaction Methods 0.000 description 2
238000011109 contamination Methods 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
239000011521 glass Substances 0.000 description 2
229940099596 manganese sulfate Drugs 0.000 description 2
235000007079 manganese sulphate Nutrition 0.000 description 2
239000011702 manganese sulphate Substances 0.000 description 2
SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 2
239000003595 mist Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
229920006395 saturated elastomer Polymers 0.000 description 2
238000001878 scanning electron micrograph Methods 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910052784 alkaline earth metal Inorganic materials 0.000 description 1
150000001342 alkaline earth metals Chemical class 0.000 description 1
229910052925 anhydrite Inorganic materials 0.000 description 1
230000001174 ascending effect Effects 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
235000010216 calcium carbonate Nutrition 0.000 description 1
229910000019 calcium carbonate Inorganic materials 0.000 description 1
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
239000000920 calcium hydroxide Substances 0.000 description 1
235000011116 calcium hydroxide Nutrition 0.000 description 1
229910001861 calcium hydroxide Inorganic materials 0.000 description 1
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
239000012452 mother liquor Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000011084 recovery Methods 0.000 description 1
239000012047 saturated solution Substances 0.000 description 1
239000011550 stock solution Substances 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1

Landscapes

Treating Waste Gases (AREA)

JP16442884U 1984-10-30 1984-10-30 Expired JPH0239543Y2 (ru)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP16442884U JPH0239543Y2 (ru)	1984-10-30	1984-10-30

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP16442884U JPH0239543Y2 (ru)	1984-10-30	1984-10-30

Publications (2)

Publication Number	Publication Date
JPS6179633U JPS6179633U (ru)	1986-05-27
JPH0239543Y2 true JPH0239543Y2 (ru)	1990-10-23

Family

ID=30722289

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP16442884U Expired JPH0239543Y2 (ru)	1984-10-30	1984-10-30

Country Status (1)

Country	Link
JP (1)	JPH0239543Y2 (ru)

1984
- 1984-10-30 JP JP16442884U patent/JPH0239543Y2/ja not_active Expired

Also Published As

Publication number	Publication date
JPS6179633U (ru)	1986-05-27

Publication	Publication Date	Title
US5039499A (en)	1991-08-13	Process for desulfurization of sulfur dioxide-containing gas streams
DK174385B1 (da)	2003-01-20	Fremgangsmåde til afsvovling af røggas
US5084255A (en)	1992-01-28	Sulfur dioxide removal process with gypsum and magnesium hydroxide production
EP0434019B1 (en)	1994-08-03	Process for removing sulfur dioxide from flue gases
DK163868B (da)	1992-04-13	Fremgangsmaade til samtidig fjernelse af so2, so3 og stoev fra en roeggas
US5308509A (en)	1994-05-03	FGD performance enhancement by hydroclone and recycling steps
CA2691027C (en)	2012-09-18	Method of removing sulfur dioxide from flue gases and treatment of oxidized effluent therefrom
US4452766A (en)	1984-06-05	Double alkali process for removal of sulfur dioxide from gas streams
US5645807A (en)	1997-07-08	Magnesium-enhanced sulfur dioxide scrubbing with gypsum formation
US3944649A (en)	1976-03-16	Multistage process for removing sulfur dioxide from stack gases
JPH10504238A (ja)	1998-04-28	石灰石を用いる湿式排煙脱硫プロセス
EP0604701B1 (en)	1999-05-19	Method of sulfur dioxide removal from gaseous streams with alpha hemihydrate gypsum product formation
CN102284238A (zh)	2011-12-21	一种双碱法烟气脱硫工艺
JP3066403B2 (ja)	2000-07-17	煙道ガスからの二酸化イオウ除去方法
JPH0141376B2 (ru)	1989-09-05
JPH0239543Y2 (ru)	1990-10-23
KR100304323B1 (ko)	2001-11-30	이산화 유황을 함유하는 가스 세정방법 및 장치
US4021202A (en)	1977-05-03	Apparatus for removing sulfur dioxide from stack gases
US5614158A (en)	1997-03-25	Process for removing sulfur dioxide from gases and producing gypsum and purified magnesium hydroxide
JPS62225226A (ja)	1987-10-03	湿式排煙脱硫装置
CA2209759A1 (en)	1998-01-24	Process for desulfurizing a sulfur-dioxide containing gas
JPH0526525B2 (ru)	1993-04-16
JP2002336642A (ja)	2002-11-26	湿式排ガス脱硫方法と装置
JPH055528B2 (ru)	1993-01-22
JP4192319B2 (ja)	2008-12-10	湿式排煙脱硫方法および湿式排煙脱硫装置