DE3727801A1 - Verfahren zum herstellen von rauchgasgips im zuge der rauchgasentschwefelung von kraftwerkskesselfeuerungen - Google Patents
Verfahren zum herstellen von rauchgasgips im zuge der rauchgasentschwefelung von kraftwerkskesselfeuerungenInfo
- Publication number
- DE3727801A1 DE3727801A1 DE19873727801 DE3727801A DE3727801A1 DE 3727801 A1 DE3727801 A1 DE 3727801A1 DE 19873727801 DE19873727801 DE 19873727801 DE 3727801 A DE3727801 A DE 3727801A DE 3727801 A1 DE3727801 A1 DE 3727801A1
- Authority
- DE
- Germany
- Prior art keywords
- flue gas
- wash tower
- cyclone separator
- scrubbing tower
- dihydrate crystals
- 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.)
- Granted
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000003546 flue gas Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000010440 gypsum Substances 0.000 title claims abstract description 28
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 28
- 238000010304 firing Methods 0.000 title abstract 2
- 239000013078 crystal Substances 0.000 claims abstract description 48
- 239000007787 solid Substances 0.000 claims abstract description 26
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims abstract description 19
- 239000000725 suspension Substances 0.000 claims abstract description 18
- 239000007900 aqueous suspension Substances 0.000 claims abstract description 16
- 235000019738 Limestone Nutrition 0.000 claims abstract description 13
- 239000006028 limestone Substances 0.000 claims abstract description 13
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 8
- 239000004571 lime Substances 0.000 claims abstract description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000002425 crystallisation Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 230000003647 oxidation Effects 0.000 claims abstract description 4
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 4
- 239000001301 oxygen Substances 0.000 claims abstract description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 4
- 238000006477 desulfuration reaction Methods 0.000 claims description 2
- 230000023556 desulfurization Effects 0.000 claims description 2
- 238000005201 scrubbing Methods 0.000 abstract description 8
- 239000002002 slurry Substances 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 238000000889 atomisation Methods 0.000 abstract 1
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 1
- 239000004291 sulphur dioxide Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 description 6
- 239000010881 fly ash Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010900 secondary nucleation Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010899 nucleation Methods 0.000 description 3
- 230000006911 nucleation Effects 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- SEQDDYPDSLOBDC-UHFFFAOYSA-N Temazepam Chemical compound N=1C(O)C(=O)N(C)C2=CC=C(Cl)C=C2C=1C1=CC=CC=C1 SEQDDYPDSLOBDC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 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
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- VCSZKSHWUBFOOE-UHFFFAOYSA-N dioxidanium;sulfate Chemical compound O.O.OS(O)(=O)=O VCSZKSHWUBFOOE-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229940082150 encore Drugs 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000003313 weakening effect Effects 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
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
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)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873727801 DE3727801A1 (de) | 1986-09-20 | 1987-08-20 | Verfahren zum herstellen von rauchgasgips im zuge der rauchgasentschwefelung von kraftwerkskesselfeuerungen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3632032 | 1986-09-20 | ||
| DE19873727801 DE3727801A1 (de) | 1986-09-20 | 1987-08-20 | Verfahren zum herstellen von rauchgasgips im zuge der rauchgasentschwefelung von kraftwerkskesselfeuerungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3727801A1 true DE3727801A1 (de) | 1988-03-24 |
| DE3727801C2 DE3727801C2 (enrdf_load_html_response) | 1989-07-20 |
Family
ID=25847682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873727801 Granted DE3727801A1 (de) | 1986-09-20 | 1987-08-20 | Verfahren zum herstellen von rauchgasgips im zuge der rauchgasentschwefelung von kraftwerkskesselfeuerungen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3727801A1 (enrdf_load_html_response) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2145905C1 (ru) * | 1994-05-11 | 2000-02-27 | Бабкок-Хитачи Кабусики Кайса | Установка мокрого типа для обессеривания топочных газов и способ использования твердого обессеривающего вещества |
| CN111689510A (zh) * | 2020-06-10 | 2020-09-22 | 福建通海镍业科技有限公司 | 一种焙烧炉烟气制备工业石膏的方法 |
| CN112460586A (zh) * | 2019-10-29 | 2021-03-09 | 辽宁绿源能源环保科技集团有限责任公司 | 一种层燃锅炉脱硫脱硝方法 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4011366C2 (de) * | 1990-04-07 | 1993-12-16 | Rwe Energie Ag | Verfahren zum Entschwefeln von Rauchgasen unter gleichzeitiger Bildung von Calciumsulfat-Alphahalbhydrat |
| DE4338379C2 (de) * | 1993-11-10 | 1999-02-18 | Steinmueller Gmbh L & C | Verfahren zum Entfernen von Schwefeldioxid aus einem Gasstrom |
| DE102011105292A1 (de) * | 2011-06-14 | 2012-12-20 | Clyde Bergemann Gmbh Maschinen- Und Apparatebau | Fremdstoffausschleusung aus einem Rauchgasentschwefelungsprozess |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3110974A1 (de) * | 1981-03-20 | 1982-09-30 | Knauf-Research-Cottrell GmbH & Co Umwelttechnik KG, 8715 Iphofen | Verfahren zur herstellung von einheitlich grossen und sphaerischen oder kugelfoermigen calciumsulfatdihydrat-koernern |
| DE3607191A1 (de) * | 1986-03-05 | 1987-09-10 | Knauf Res Cottrell | Verfahren zur verminderung der chloridbelastung in nassen rauchgasentschwefelungsanlagen |
-
1987
- 1987-08-20 DE DE19873727801 patent/DE3727801A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3110974A1 (de) * | 1981-03-20 | 1982-09-30 | Knauf-Research-Cottrell GmbH & Co Umwelttechnik KG, 8715 Iphofen | Verfahren zur herstellung von einheitlich grossen und sphaerischen oder kugelfoermigen calciumsulfatdihydrat-koernern |
| DE3607191A1 (de) * | 1986-03-05 | 1987-09-10 | Knauf Res Cottrell | Verfahren zur verminderung der chloridbelastung in nassen rauchgasentschwefelungsanlagen |
Non-Patent Citations (1)
| Title |
|---|
| DE-Z.: VGB Kraftwerkstechnik 63, H.4, April 1983 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2145905C1 (ru) * | 1994-05-11 | 2000-02-27 | Бабкок-Хитачи Кабусики Кайса | Установка мокрого типа для обессеривания топочных газов и способ использования твердого обессеривающего вещества |
| CN112460586A (zh) * | 2019-10-29 | 2021-03-09 | 辽宁绿源能源环保科技集团有限责任公司 | 一种层燃锅炉脱硫脱硝方法 |
| CN112460586B (zh) * | 2019-10-29 | 2022-12-13 | 绿源能源环境科技集团有限公司 | 一种层燃锅炉脱硫脱硝方法 |
| CN111689510A (zh) * | 2020-06-10 | 2020-09-22 | 福建通海镍业科技有限公司 | 一种焙烧炉烟气制备工业石膏的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3727801C2 (enrdf_load_html_response) | 1989-07-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8320 | Willingness to grant licenses declared (paragraph 23) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: RWE ENERGIE AG, 4300 ESSEN, DE |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: GEBHARD, GEORG, DR.RER.NAT., 5226 REICHSHOF, DE |
|
| 8365 | Fully valid after opposition proceedings | ||
| 8339 | Ceased/non-payment of the annual fee | ||
| 8370 | Indication of lapse of patent is to be deleted | ||
| 8339 | Ceased/non-payment of the annual fee |