ZA808096B - Nox reduction in multisolid fluidized bed combusters - Google Patents
Nox reduction in multisolid fluidized bed combustersInfo
- Publication number
- ZA808096B ZA808096B ZA00808096A ZA808096A ZA808096B ZA 808096 B ZA808096 B ZA 808096B ZA 00808096 A ZA00808096 A ZA 00808096A ZA 808096 A ZA808096 A ZA 808096A ZA 808096 B ZA808096 B ZA 808096B
- Authority
- ZA
- South Africa
- Prior art keywords
- combustion
- fluidized bed
- nox reduction
- operated
- region
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/32—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with introduction into the fluidised bed of more than one kind of moving particles
-
- 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
- B01D53/56—Nitrogen oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/005—Fluidised bed combustion apparatus comprising two or more beds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
- F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
- F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
- F23C10/10—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2206/00—Fluidised bed combustion
- F23C2206/10—Circulating fluidised bed
- F23C2206/101—Entrained or fast fluidised bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2206/00—Fluidised bed combustion
- F23C2206/10—Circulating fluidised bed
- F23C2206/103—Cooling recirculating particles
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/16—Fluidization
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Radar Systems Or Details Thereof (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/106,745 US4704084A (en) | 1979-12-26 | 1979-12-26 | NOX reduction in multisolid fluidized bed combustors |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA808096B true ZA808096B (en) | 1982-01-27 |
Family
ID=22313021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00808096A ZA808096B (en) | 1979-12-26 | 1980-12-29 | Nox reduction in multisolid fluidized bed combusters |
Country Status (12)
Country | Link |
---|---|
US (1) | US4704084A (xx) |
EP (2) | EP0042418A1 (xx) |
JP (1) | JPS56501811A (xx) |
AT (1) | ATE12188T1 (xx) |
BR (1) | BR8009003A (xx) |
CA (1) | CA1156516A (xx) |
DE (1) | DE3070358D1 (xx) |
DK (1) | DK150285C (xx) |
FI (1) | FI69694C (xx) |
NO (1) | NO153746C (xx) |
WO (1) | WO1981001873A1 (xx) |
ZA (1) | ZA808096B (xx) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1184743A (en) * | 1981-10-09 | 1985-04-02 | Herbert A. Arbib | Superjet gas agitation process |
US4453497A (en) * | 1982-12-21 | 1984-06-12 | Struthers Wells Corporation | Augmented heat transfer method and apparatus |
US5171542A (en) * | 1984-03-20 | 1992-12-15 | A. Ahlstrom Corporation | Circulating fluidized bed reactor |
US4672918A (en) * | 1984-05-25 | 1987-06-16 | A. Ahlstrom Corporation | Circulating fluidized bed reactor temperature control |
FI79403C (fi) * | 1984-06-01 | 1989-12-11 | Ahlstroem Oy | Foerbraenningsmetod. |
US4579070A (en) * | 1985-03-01 | 1986-04-01 | The M. W. Kellogg Company | Reducing mode circulating fluid bed combustion |
DK158531C (da) * | 1985-06-13 | 1990-10-29 | Aalborg Vaerft As | Fremgangsmaade til kontinuerlig drift af en cirkulerende fluidiseret bed-reaktor samt reaktor til anvendelse ved udoevelse af fremgangsmaaden |
FI853615L (fi) * | 1985-09-20 | 1987-03-21 | Tampella Oy Ab | Foerfarande foer minskning av utslaeppen av kvaeve- och svaveloxider vid foerbraenning av kvaeve- och svavelhaltigt braensle. |
FI86105C (fi) * | 1985-11-19 | 1992-07-10 | Ahlstroem Oy | Foerfarande och anordning foer reglering av en virvelbaeddsreaktors funktion. |
EP0311599B1 (en) * | 1985-12-09 | 1990-11-07 | A. Ahlstrom Corporation | A circulating fluidized bed reactor and a method of separating solid material from the flue gases |
NO159879C (no) * | 1986-05-02 | 1989-02-15 | Santo As | Fremgangsm te ved drift av et forbrenningsanlegg, segg for utfoerelse ten. |
US4643110A (en) * | 1986-07-07 | 1987-02-17 | Enron, Inc. | Direct fuel-fired furnace arrangement for the recovery of gallium and germanium from coal fly ash |
DE3702089C1 (de) * | 1987-01-24 | 1988-06-30 | Kernforschungsanlage Juelich | Wirbelschichtofen zur Muellverbrennung |
DE3702892A1 (de) * | 1987-01-31 | 1988-08-11 | Rheinische Braunkohlenw Ag | Verfahren und einrichtung zur behandlung von koernigen feststoffen in einer wirbelschicht |
US4869207A (en) * | 1987-07-13 | 1989-09-26 | A. Ahlstrom Corporation | Circulating fluidized bed reactor |
FR2620517B1 (fr) * | 1987-09-14 | 1989-12-22 | Fives Cail Babcock | Procede de combustion en lit fluidise et installation pour la mise en oeuvre de ce procede |
US5141708A (en) * | 1987-12-21 | 1992-08-25 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having an integrated recycle heat exchanger |
FI87013C (fi) * | 1988-01-04 | 1992-11-10 | Tampella Oy Ab | Braenningsfoerfarande foer minskande av bildning av kvaeveoxider i samband med foerbraenning samt anordning foer tillaempande av foerfarandet |
JP2637449B2 (ja) * | 1988-01-12 | 1997-08-06 | 三菱重工業株式会社 | 流動床燃焼方法 |
US4881476A (en) * | 1988-07-26 | 1989-11-21 | The United States Of America As Represented By The United States Department Of Energy | Cyclone reactor with internal separation and axial recirculation |
US4927348A (en) * | 1988-11-14 | 1990-05-22 | Mobil Oil Corporation | Circulating fluid bed combustion with CO combustion promoter and reduced combustion air |
WO1991012465A1 (en) * | 1988-11-14 | 1991-08-22 | Mobil Oil Corporation | Circulating fluid bed combustion with co combustion promoter |
WO1991012464A1 (en) * | 1988-11-14 | 1991-08-22 | Mobil Oil Corporation | Circulating fluid bed combustion with circulating co combustion promoter |
US4899695A (en) * | 1989-02-14 | 1990-02-13 | Air Products And Chemicals, Inc. | Fluidized bed combustion heat transfer enhancement |
US5069170A (en) * | 1990-03-01 | 1991-12-03 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having an integral recycle heat exchanger with inlet and outlet chambers |
US5133943A (en) * | 1990-03-28 | 1992-07-28 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having a multicompartment external recycle heat exchanger |
US5069171A (en) * | 1990-06-12 | 1991-12-03 | Foster Wheeler Agency Corporation | Fluidized bed combustion system and method having an integral recycle heat exchanger with a transverse outlet chamber |
US5054436A (en) * | 1990-06-12 | 1991-10-08 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and process for operating same |
FR2669099B1 (fr) * | 1990-11-13 | 1994-03-18 | Stein Industrie | Procede et dispositif de combustion de materiaux carbones divises. |
US5040492A (en) * | 1991-01-14 | 1991-08-20 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having a recycle heat exchanger with a non-mechanical solids control system |
US5140950A (en) * | 1991-05-15 | 1992-08-25 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having an integral recycle heat exchanger with recycle rate control and backflow sealing |
US5163374A (en) * | 1991-08-27 | 1992-11-17 | Institute Of Gas Technology | Combustion process |
FI91800C (sv) * | 1991-09-12 | 1994-08-10 | Imatran Voima Oy | Förfarande och anordning vid avkylning av cirkulationsmassan i en svävväddspanna |
WO1993018341A1 (en) * | 1992-03-05 | 1993-09-16 | Technische Universiteit Delft | Method and apparatus for combusting a carbonaceous material |
US5325796A (en) * | 1992-05-22 | 1994-07-05 | Foster Wheeler Energy Corporation | Process for decreasing N2 O emissions from a fluidized bed reactor |
US5239946A (en) * | 1992-06-08 | 1993-08-31 | Foster Wheeler Energy Corporation | Fluidized bed reactor system and method having a heat exchanger |
US5390612A (en) * | 1993-03-01 | 1995-02-21 | Foster Wheeler Energy Corporation | Fluidized bed reactor having a furnace strip-air system and method for reducing heat content and increasing combustion efficiency of drained furnace solids |
ZA946850B (en) * | 1993-09-13 | 1995-04-21 | Dorr Oliver Inc | Firing liquid and gaseous fuels for a circulating fluidized bed reactor |
US5735682A (en) * | 1994-08-11 | 1998-04-07 | Foster Wheeler Energy Corporation | Fluidized bed combustion system having an improved loop seal valve |
US5463968A (en) * | 1994-08-25 | 1995-11-07 | Foster Wheeler Energy Corporation | Fluidized bed combustion system and method having a multicompartment variable duty recycle heat exchanger |
EP1013994A4 (en) * | 1998-06-16 | 2003-01-02 | Mitsubishi Heavy Ind Ltd | METHOD FOR OPERATING A FLUIDIZED BOTTLE WASTE COMBUSTION PLANT AND WASTE COMBUSTION PLANT |
US6089855A (en) * | 1998-07-10 | 2000-07-18 | Thermo Power Corporation | Low NOx multistage combustor |
DE10051733B4 (de) * | 2000-10-18 | 2005-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur gestuften Verbrennung von Brennstoffen |
US8449288B2 (en) * | 2003-03-19 | 2013-05-28 | Nalco Mobotec, Inc. | Urea-based mixing process for increasing combustion efficiency and reduction of nitrogen oxides (NOx) |
US7670569B2 (en) * | 2003-06-13 | 2010-03-02 | Mobotec Usa, Inc. | Combustion furnace humidification devices, systems & methods |
US7537743B2 (en) * | 2004-02-14 | 2009-05-26 | Mobotec Usa, Inc. | Method for in-furnace regulation of SO3 in catalytic NOx reducing systems |
US8251694B2 (en) * | 2004-02-14 | 2012-08-28 | Nalco Mobotec, Inc. | Method for in-furnace reduction flue gas acidity |
US7410356B2 (en) * | 2005-11-17 | 2008-08-12 | Mobotec Usa, Inc. | Circulating fluidized bed boiler having improved reactant utilization |
CN100491824C (zh) * | 2007-11-02 | 2009-05-27 | 清华大学 | 低床压降循环流化床锅炉燃烧工艺方法 |
US8069824B2 (en) | 2008-06-19 | 2011-12-06 | Nalco Mobotec, Inc. | Circulating fluidized bed boiler and method of operation |
FI123853B (fi) * | 2009-03-06 | 2013-11-15 | Metso Power Oy | Menetelmä typenoksidipäästöjen vähentämiseksi happipoltossa |
FI125496B (fi) | 2009-08-17 | 2015-10-30 | Valmet Technologies Oy | Menetelmä ja järjestely palamisolosuhteiden optimoimiseksi leijukerroskattilassa |
CN112426877B (zh) * | 2020-09-24 | 2022-07-19 | 宣城市楷昂化工有限公司 | 一种焦亚硫酸钠生产中的氮氧化物废气的处理方法及其设备 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1181682B (de) * | 1957-08-28 | 1964-11-19 | Reinluft G M B H | Verfahren zur Herstellung von Aktivkohle |
US4033725A (en) * | 1972-02-24 | 1977-07-05 | John Zink Company | Apparatus for NOx control using steam-hydrocarbon injection |
DE2452717A1 (de) * | 1974-11-06 | 1976-05-13 | Nissan Motor | Katalytisches konvertersystem fuer einen innenverbrennungsmotor |
GB1488087A (en) * | 1975-03-04 | 1977-10-05 | Zink Co John | Process for disposal of oxides of nitrogen |
US4017272A (en) * | 1975-06-05 | 1977-04-12 | Bamag Verfahrenstechnik Gmbh | Process for gasifying solid carbonaceous fuel |
US4021184A (en) * | 1975-10-02 | 1977-05-03 | Dorr-Oliver Incorporated | Dilute phase waste incinerator |
GB1523500A (en) * | 1975-10-21 | 1978-09-06 | Battelle Development Corp | Method of operating a fluidized bed system |
DE2624302C2 (de) * | 1976-05-31 | 1987-04-23 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur Durchführung exothermer Prozesse |
US4103646A (en) * | 1977-03-07 | 1978-08-01 | Electric Power Research Institute, Inc. | Apparatus and method for combusting carbonaceous fuels employing in tandem a fast bed boiler and a slow boiler |
US4154581A (en) * | 1978-01-12 | 1979-05-15 | Battelle Development Corporation | Two-zone fluid bed combustion or gasification process |
US4158701A (en) * | 1978-11-06 | 1979-06-19 | Kaiser Aluminum & Chemical Corporation | Pyrohydrolysis system for processing fluorine-containing spent and waste materials |
DE2911712C2 (de) * | 1979-03-24 | 1991-10-31 | Bergwerksverband Gmbh, 4300 Essen | Verfahren zur Entfernung von Schwefeloxiden und Stickstoffoxiden aus Abgasen |
-
1979
- 1979-12-26 US US06/106,745 patent/US4704084A/en not_active Expired - Lifetime
-
1980
- 1980-12-22 EP EP81900256A patent/EP0042418A1/en not_active Withdrawn
- 1980-12-22 JP JP81500438A patent/JPS56501811A/ja active Pending
- 1980-12-22 BR BR8009003A patent/BR8009003A/pt unknown
- 1980-12-22 WO PCT/US1980/001737 patent/WO1981001873A1/en active IP Right Grant
- 1980-12-29 AT AT80304736T patent/ATE12188T1/de not_active IP Right Cessation
- 1980-12-29 EP EP80304736A patent/EP0033808B1/en not_active Expired
- 1980-12-29 DE DE8080304736T patent/DE3070358D1/de not_active Expired
- 1980-12-29 CA CA000367656A patent/CA1156516A/en not_active Expired
- 1980-12-29 ZA ZA00808096A patent/ZA808096B/xx unknown
-
1981
- 1981-08-25 NO NO812872A patent/NO153746C/no unknown
- 1981-08-25 DK DK375981A patent/DK150285C/da active
- 1981-08-26 FI FI812631A patent/FI69694C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI69694B (fi) | 1985-11-29 |
ATE12188T1 (de) | 1985-04-15 |
EP0042418A1 (en) | 1981-12-30 |
JPS56501811A (xx) | 1981-12-10 |
NO153746B (no) | 1986-02-03 |
US4704084A (en) | 1987-11-03 |
NO812872L (no) | 1981-08-25 |
EP0033808B1 (en) | 1985-03-20 |
EP0033808A1 (en) | 1981-08-19 |
FI812631L (fi) | 1981-08-26 |
DK375981A (da) | 1981-08-25 |
DK150285C (da) | 1987-10-26 |
DE3070358D1 (en) | 1985-04-25 |
DK150285B (da) | 1987-01-26 |
FI69694C (fi) | 1986-03-10 |
CA1156516A (en) | 1983-11-08 |
WO1981001873A1 (en) | 1981-07-09 |
BR8009003A (pt) | 1981-10-20 |
NO153746C (no) | 1986-05-21 |
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