DD227428A5 - Verfahren und vorrichtung zur herstellung eines trockenen, pulverfoermigen flugaschederivats und seine verwendungen - Google Patents
Verfahren und vorrichtung zur herstellung eines trockenen, pulverfoermigen flugaschederivats und seine verwendungen Download PDFInfo
- Publication number
- DD227428A5 DD227428A5 DD84266307A DD26630784A DD227428A5 DD 227428 A5 DD227428 A5 DD 227428A5 DD 84266307 A DD84266307 A DD 84266307A DD 26630784 A DD26630784 A DD 26630784A DD 227428 A5 DD227428 A5 DD 227428A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- fly ash
- water
- ammonia
- dry
- reaction
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000010881 fly ash Substances 0.000 claims abstract description 61
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 43
- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- 239000007900 aqueous suspension Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003245 coal Substances 0.000 claims abstract description 20
- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 13
- 238000010791 quenching Methods 0.000 claims abstract description 9
- 230000000171 quenching effect Effects 0.000 claims abstract description 9
- 238000002360 preparation method Methods 0.000 claims abstract 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical class [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 26
- 239000000292 calcium oxide Substances 0.000 claims description 24
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 24
- 239000003546 flue gas Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 230000035484 reaction time Effects 0.000 claims description 15
- 239000003077 lignite Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000006477 desulfuration reaction Methods 0.000 claims description 10
- 230000023556 desulfurization Effects 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 7
- 239000002956 ash Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 230000008033 biological extinction Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 235000019738 Limestone Nutrition 0.000 claims 3
- 239000006028 limestone Substances 0.000 claims 3
- 239000002817 coal dust Substances 0.000 claims 2
- 239000003673 groundwater Substances 0.000 claims 2
- 238000010169 landfilling Methods 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims 1
- 235000011941 Tilia x europaea Nutrition 0.000 claims 1
- 239000000809 air pollutant Substances 0.000 claims 1
- 231100001243 air pollutant Toxicity 0.000 claims 1
- 239000006227 byproduct Substances 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000011109 contamination Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 239000004571 lime Substances 0.000 claims 1
- 230000000717 retained effect Effects 0.000 claims 1
- 239000010802 sludge Substances 0.000 claims 1
- 238000005200 wet scrubbing Methods 0.000 claims 1
- 239000004566 building material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 239000011575 calcium Substances 0.000 abstract description 3
- 229910052791 calcium Inorganic materials 0.000 abstract description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 36
- 239000000047 product Substances 0.000 description 21
- 239000000725 suspension Substances 0.000 description 12
- 229910052602 gypsum Inorganic materials 0.000 description 9
- 239000010440 gypsum Substances 0.000 description 9
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 6
- 239000000920 calcium hydroxide Substances 0.000 description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000012717 electrostatic precipitator Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 1
- 235000010261 calcium sulphite Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000011538 cleaning material Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000011508 lime plaster Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2/00—Lime, magnesia or dolomite
- C04B2/02—Lime
- C04B2/04—Slaking
- C04B2/06—Slaking with addition of substances, e.g. hydrophobic agents ; Slaking in the presence of other compounds
- C04B2/066—Making use of the hydration reaction, e.g. the reaction heat for dehydrating gypsum; Chemical drying by using unslaked lime
-
- 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
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Materials Engineering (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)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833329972 DE3329972A1 (de) | 1983-08-19 | 1983-08-19 | Verfahren zur herstellung eines deponierfaehigen produktes aus kohlekraftwerk-reststoffen |
| DE19833347375 DE3347375A1 (de) | 1983-12-29 | 1983-12-29 | Verfahren und vorrichtung zur herstellung eines trockenen, pulverfoermigen flugaschederivats und seine verwendungen |
| DE19843407702 DE3407702A1 (de) | 1984-03-02 | 1984-03-02 | Verfahren und vorrichtung zur entfernung von ammoniak und ammoniumsalzen aus kohlekraftwerksreststoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD227428A5 true DD227428A5 (de) | 1985-09-18 |
Family
ID=27191217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD84266307A DD227428A5 (de) | 1983-08-19 | 1984-08-15 | Verfahren und vorrichtung zur herstellung eines trockenen, pulverfoermigen flugaschederivats und seine verwendungen |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0135148B1 (cs) |
| CS (1) | CS273316B2 (cs) |
| DD (1) | DD227428A5 (cs) |
| DE (1) | DE3463446D1 (cs) |
| PL (1) | PL249221A1 (cs) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3545190A1 (de) * | 1985-12-20 | 1987-06-25 | Hoelter Heinz | Verfahren zur herstellung von wertprodukten hinter einer rauchgasentschwefelung |
| DE3732560A1 (de) * | 1987-09-26 | 1989-04-06 | Babcock Anlagen Ag | Verfahren zum abtrennen von ammoniakresten aus flugasche |
| US5069720A (en) * | 1988-06-17 | 1991-12-03 | Fuel Tech, Inc. | Method and composition for the reduction of ammonia emissions from non-acidic residue |
| DE4041380A1 (de) * | 1990-12-21 | 1992-07-02 | Martin Umwelt & Energietech | Verfahren zum rueckgewinnen bzw. zum entsorgen von ammoniak bzw. ammonium-verbindungen aus staubgemischen |
| DE4041379A1 (de) * | 1990-12-21 | 1992-07-02 | Martin Umwelt & Energietech | Verfahren zum rueckgewinnen bzw. zum entsorgen von ammoniak bzw. ammoniumverbindungen aus staubgemischen und waschwaessern |
| AU3105799A (en) | 1998-03-26 | 1999-10-18 | Board Of Control Of Michigan Technological University | Method for removal of ammonia from fly ash |
| EP1155732A1 (de) * | 2000-05-15 | 2001-11-21 | Reatec GmbH | Verfahren zur Behandlung von Rückständen aus Rauchgasreinigungs- und/oder Rauchgasentschwefelungsanlagen |
| CA2577970A1 (en) * | 2004-09-08 | 2006-03-16 | Headwaters Incorporated | Method and device for pre-treating fly ash |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2230761A (en) * | 1930-05-15 | 1941-02-04 | Adhesive Lime Ltd | Hydrating lime |
| DE2925882C2 (de) * | 1979-06-27 | 1986-10-23 | Günther Dr. 4154 Tönisvorst Heide | Verfahren zur Aufbereitung von wasserlösliche Sulfate enthaltender Braunkohlenasche für die Deponie |
| ZA807812B (en) * | 1979-12-21 | 1981-12-30 | Stablex Ag | Treatment of hazardous waste |
-
1984
- 1984-08-15 DD DD84266307A patent/DD227428A5/de not_active IP Right Cessation
- 1984-08-15 CS CS619084A patent/CS273316B2/cs unknown
- 1984-08-16 EP EP84109722A patent/EP0135148B1/de not_active Expired
- 1984-08-16 PL PL24922184A patent/PL249221A1/xx unknown
- 1984-08-16 DE DE8484109722T patent/DE3463446D1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0135148A1 (de) | 1985-03-27 |
| CS619084A2 (en) | 1990-08-14 |
| DE3463446D1 (en) | 1987-06-11 |
| CS273316B2 (en) | 1991-03-12 |
| EP0135148B1 (de) | 1987-05-06 |
| PL249221A1 (en) | 1985-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |