KR930700803A - 유동상 반응기의 질소 함유 연료 연소시의 n₂o 배출 감소 방법 - Google Patents
유동상 반응기의 질소 함유 연료 연소시의 n₂o 배출 감소 방법Info
- Publication number
- KR930700803A KR930700803A KR1019920702575A KR920702575A KR930700803A KR 930700803 A KR930700803 A KR 930700803A KR 1019920702575 A KR1019920702575 A KR 1019920702575A KR 920702575 A KR920702575 A KR 920702575A KR 930700803 A KR930700803 A KR 930700803A
- Authority
- KR
- South Korea
- Prior art keywords
- flue gas
- gas
- hydrogen radical
- injected
- radical providing
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title claims 8
- 239000000446 fuel Substances 0.000 title claims 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title claims 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 18
- 239000003546 flue gas Substances 0.000 claims 18
- 238000000034 method Methods 0.000 claims 13
- 239000000654 additive Substances 0.000 claims 12
- 230000000996 additive effect Effects 0.000 claims 12
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 claims 11
- 239000002245 particle Substances 0.000 claims 9
- 239000007789 gas Substances 0.000 claims 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 5
- 239000001301 oxygen Substances 0.000 claims 5
- 229910052760 oxygen Inorganic materials 0.000 claims 5
- 239000001257 hydrogen Substances 0.000 claims 3
- 229910052739 hydrogen Inorganic materials 0.000 claims 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000003915 liquefied petroleum gas Substances 0.000 claims 1
- 238000000197 pyrolysis Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F23C10/02—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
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/08—Arrangements of devices for treating smoke or fumes of heaters
-
- 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
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/10—Nitrogen; Compounds thereof
- F23J2215/101—Nitrous oxide (N2O)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2219/00—Treatment devices
- F23J2219/20—Non-catalytic reduction devices
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
- Treating Waste Gases (AREA)
- Chimneys And Flues (AREA)
- Gasification And Melting Of Waste (AREA)
- Noodles (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의하여 N2O를 감소시키는 대표적 순환 유동상 시스템의 개략도;
제2, 3도는 다른 실시예의 개략도이다.
Claims (14)
- 입자의 유동성에 의한 제1 연소 단계와, 제1 연소 단계에서 배출되는 연도 가스로부터 입자를 분리시키는 입자 분리기를 가진 유동상 반응기에서 질소 함유 연료를 연소시킬때 나오는 연도 가스로부터 N2O의 배출을 감소시키는 방법에 있어서, 다음의 연소적 단계가 포함되는 방법. (a)질소 함유 연료와, 연료를 연소시키는 산소 함유 가스를 반응기의 제1 연소 단계로 공급하고, (b)제1 연소 단계의 온도를 약 700℃-900℃로 유지시키며; (c)입자를 함유한 연도 가스를 제1 연소 단계로부터 배출시키고; (d)연도 가스 내의 N20 환원을 촉진하기 충분한 양의 수소 라디칼이 발생하도록 연도 가스와 동일하거나 더 높은 온도에서 수소 라디칼을 생성시킬 수 있는 수소 라디칼 제공 첨가제를 배출되는 연도 가스에 첨가하며; (e)N2O 환원이 용이하도록 첨가된 수소 라디칼과 연도 가스를 양호하게 혼합시키고; (f)연도 가스로부터 입자의 대부분을 분리시킨다.
- 제1항에 있어서, 연도 가스의 온도를 900℃이상으로 상승시키는 열을 공급하기 위하여 첨가제를 연소시키기 위한 산소 함유 가스가, 배출되는 연도 가스로 공급되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 유체는 입자 밀도가 200kg/m2이하인 연도 가스 통로 내로 분사되는 방법.
- 제1항에 있어서, 첨가제와 연도 가스와 양호하게 혼합되도록 수소 라디칼 제공 첨가제가 입자 분리기 내 또는 이와 인접한 위치로 분사되는 방법.
- 제4항에 있어서, 수소 라디칼 제공 첨가제가 입자 분리기의 상부로 분사되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 첨가제가 대류부와 입자 분리기를 연결하는 연도 가스 통로 내로 분사되는 방법.
- 제5항에 있어서, 수소 라디칼 제공 첨가제가 연도 가스로 분사되는 위치의 바로 상류측의 연도 가스 통로에 배치된 연교환 수단에 의하여 연도 가스의 온도가 제어되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 첨가제가 유동상 반응기와 연결된 대류부 내의 과열기 바로 앞에서 분사되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 첨가제가 유동상 반응기와 연결된 가스 터빈 앞에서 연소기 내로 분사되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 첨가제가 메탄, 오일, 알콜, 연분해 장치의 가스, 가스화 장치의 가스, 또는 액화 석유 가스로 구성된 군에서 선택되는 방법.
- 제1항에 있어서, 수소 라디칼 제공 첨가제가 유동상 반응기와 연결된 별도의 가스화 장치로부터 공급되는 가스인 방법.
- 제1항에 있어서, 연도 가스에 산소가 잔류하도록 공기 계수가 1보다 큰 과량의 산소 함유 가스가 제1연소 단계로 공급되는 방법.
- 제2항에 있어서, 산소 함유 가스가 수소 라디칼 제공 첨가제와 미리 혼합되어, 배출되는 연도 가스로 공급되는 방법.
- ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US509,373 | 1990-04-17 | ||
US07/509,373 US5043150A (en) | 1990-04-17 | 1990-04-17 | Reducing emissions of N2 O when burning nitrogen containing fuels in fluidized bed reactors |
US509373 | 1990-04-17 | ||
PCT/FI1991/000112 WO1991016575A1 (en) | 1990-04-17 | 1991-04-15 | Method and apparatus for reducing emissions of n2o when burning nitrogen-containing fuels in fluidized bed reactors |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930700803A true KR930700803A (ko) | 1993-03-16 |
KR0164586B1 KR0164586B1 (ko) | 1998-12-15 |
Family
ID=24026395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920702575A KR0164586B1 (ko) | 1990-04-17 | 1991-04-15 | 유동상 반응기의 질소 함유 연료 연소시의 n2o 배출 감소 방법 |
Country Status (17)
Country | Link |
---|---|
US (1) | US5043150A (ko) |
EP (1) | EP0525001B1 (ko) |
JP (1) | JPH0792206B2 (ko) |
KR (1) | KR0164586B1 (ko) |
AT (1) | ATE124778T1 (ko) |
AU (1) | AU651343B2 (ko) |
BG (1) | BG60777B1 (ko) |
BR (1) | BR9106359A (ko) |
CA (1) | CA2080698C (ko) |
DE (1) | DE69111058T2 (ko) |
DK (1) | DK0525001T3 (ko) |
FI (1) | FI100913B (ko) |
HU (1) | HU213482B (ko) |
NO (1) | NO178478C (ko) |
PL (1) | PL168255B1 (ko) |
RU (1) | RU2093755C1 (ko) |
WO (1) | WO1991016575A1 (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5133950A (en) * | 1990-04-17 | 1992-07-28 | A. Ahlstrom Corporation | Reducing N2 O emissions when burning nitrogen-containing fuels in fluidized bed reactors |
US5048432B1 (en) * | 1990-12-27 | 1996-07-02 | Nalco Fuel Tech | Process and apparatus for the thermal decomposition of nitrous oxide |
US5344629A (en) * | 1992-01-03 | 1994-09-06 | A. Ahlstrom Corporation | Reducing Z20 emissions |
US5378443A (en) * | 1992-01-03 | 1995-01-03 | A. Ahlstrom Corporation | Method for reducing emissions when burning nitrogen containing fuels |
FR2687138A1 (fr) * | 1992-02-07 | 1993-08-13 | Hoechst France | Procede d'oxydation thermochimique de l'oxyde de diazote. |
US5200162A (en) * | 1992-04-01 | 1993-04-06 | Uop | Process for N2 O decomposition |
US5939353A (en) * | 1992-12-21 | 1999-08-17 | Bp Amoco Corporation | Method for preparing and using nickel catalysts |
AT400530B (de) * | 1994-04-06 | 1996-01-25 | Austria Metall | Verfahren zur reinigung von ofenabgasen |
US5465690A (en) * | 1994-04-12 | 1995-11-14 | A. Ahlstrom Corporation | Method of purifying gases containing nitrogen oxides and an apparatus for purifying gases in a steam generation boiler |
US5498370A (en) * | 1994-12-15 | 1996-03-12 | Amoco Corporation | Process for hydroshifting dimethyl ether |
FR2735560B1 (fr) * | 1995-06-16 | 1997-07-11 | Gec Alsthom Stein Ind | Procede et dispositif pour reduire les emissions de polluants dans les fumees d'un systeme de chauffe a lit fluidise par etagement des injections de combustible |
SE503926C2 (sv) * | 1995-06-20 | 1996-09-30 | Abb Carbon Ab | Förfarande samt anordning för tilläggsenergialstring i en kraftanläggning |
DE19546419A1 (de) * | 1995-12-12 | 1997-06-19 | Siemens Ag | Gasturbinenanlage und Verfahren zur Minderung der Stickoxide im Abgas der Gasturbine |
US6347627B1 (en) | 1998-04-23 | 2002-02-19 | Pioneer Inventions, Inc. | Nitrous oxide based oxygen supply system |
US6383461B1 (en) | 1999-10-26 | 2002-05-07 | John Zink Company, Llc | Fuel dilution methods and apparatus for NOx reduction |
US6395237B1 (en) * | 2000-02-13 | 2002-05-28 | The Babcock & Wilcox Company | Circulating fluidized bed reactor with selective catalytic reduction |
WO2003014016A1 (en) * | 2001-08-08 | 2003-02-20 | Cement Industry Environmental Consortium | Introduction of cyanide waste as a nox reductant |
JP4629967B2 (ja) * | 2003-10-27 | 2011-02-09 | カンケンテクノ株式会社 | N2o含有排ガスの処理方法およびその装置 |
WO2017120021A2 (en) * | 2015-12-18 | 2017-07-13 | Magnegas Corporation | Secondary burning of gases from the combustion of fossil fuels |
CN106196031A (zh) * | 2016-08-31 | 2016-12-07 | 自贡华西能源工业有限公司 | 一种cfb的烟气发生设备 |
JP7075574B2 (ja) * | 2017-05-29 | 2022-05-26 | 国立研究開発法人産業技術総合研究所 | 有機性廃棄物の燃焼炉及び該燃焼炉を用いた有機性廃棄物の処理システム |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3125408A (en) * | 1964-03-17 | Method of removing nitrogen oxides from gases | ||
BE553186A (ko) * | 1955-12-08 | |||
US3911083A (en) * | 1972-02-24 | 1975-10-07 | Zink Co John | Nitrogen oxide control using steam-hydrocarbon injection |
JPS51133833A (en) * | 1975-05-15 | 1976-11-19 | Mitsubishi Heavy Ind Ltd | Utilization method of combustioned gas |
DE3332663A1 (de) * | 1983-09-10 | 1985-04-04 | L. & C. Steinmüller GmbH, 5270 Gummersbach | Verfahren zur optimierung der reduktion von no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen aus mit fossilen brennstoffen befeuerten verbrennungsanlagen |
JPS61208412A (ja) * | 1985-03-14 | 1986-09-16 | Hitachi Zosen Corp | 脱硫を同時に行なうNO↓x抑制3段燃焼法 |
US4609536A (en) * | 1985-03-22 | 1986-09-02 | Conoco Inc. | Method for producing reactive lime and reducing sulfur dioxide |
JPH0729028B2 (ja) * | 1986-10-31 | 1995-04-05 | バブコツク日立株式会社 | 脱硝処理方法 |
HUT50294A (en) * | 1987-03-06 | 1990-01-29 | Fuel Tech Inc | Method for reducing the content of nitrogen oxides in effluents over and above minimizing the other formation of contaminations |
WO1989002780A2 (en) * | 1987-03-06 | 1989-04-06 | Fuel Tech, Inc. | Multi-stage process for reducing the concentration of pollutants in an effluent |
US4773339A (en) * | 1987-05-15 | 1988-09-27 | Foster Wheeler Energy Corporation | Process for removing nitrous oxides from a gas |
SE462813B (sv) * | 1988-03-24 | 1990-09-03 | Petrokraft Ing Ab | Foerbraenningsanordning |
EP0363812A3 (de) * | 1988-10-10 | 1991-02-27 | Hannover-Braunschweigische Strom-Versorgungs-Aktiengesellschaft | Verfahren und Anlage zur Dampferzeugung, insbesondere in Heizkraftwerken |
SE466814B (sv) * | 1989-06-01 | 1992-04-06 | Kvaerner Generator Ab | Anordning foer nedbrytande av gaser alstrade vid foerbraenning vid ungefaer 850 grader c av fasta braenslen i en fluidbaedd |
-
1990
- 1990-04-17 US US07/509,373 patent/US5043150A/en not_active Expired - Fee Related
-
1991
- 1991-04-15 EP EP91907492A patent/EP0525001B1/en not_active Expired - Lifetime
- 1991-04-15 HU HU9203265A patent/HU213482B/hu not_active IP Right Cessation
- 1991-04-15 WO PCT/FI1991/000112 patent/WO1991016575A1/en active IP Right Grant
- 1991-04-15 PL PL91296383A patent/PL168255B1/pl unknown
- 1991-04-15 AU AU76624/91A patent/AU651343B2/en not_active Ceased
- 1991-04-15 BR BR919106359A patent/BR9106359A/pt not_active Application Discontinuation
- 1991-04-15 CA CA002080698A patent/CA2080698C/en not_active Expired - Fee Related
- 1991-04-15 JP JP3506915A patent/JPH0792206B2/ja not_active Expired - Fee Related
- 1991-04-15 RU RU9192016342A patent/RU2093755C1/ru active
- 1991-04-15 KR KR1019920702575A patent/KR0164586B1/ko not_active IP Right Cessation
- 1991-04-15 DK DK91907492.2T patent/DK0525001T3/da active
- 1991-04-15 DE DE69111058T patent/DE69111058T2/de not_active Expired - Fee Related
- 1991-04-15 AT AT91907492T patent/ATE124778T1/de not_active IP Right Cessation
-
1992
- 1992-10-14 NO NO923991A patent/NO178478C/no not_active IP Right Cessation
- 1992-10-16 FI FI924679A patent/FI100913B/fi active
- 1992-11-16 BG BG97087A patent/BG60777B1/bg unknown
Also Published As
Publication number | Publication date |
---|---|
AU651343B2 (en) | 1994-07-21 |
PL168255B1 (pl) | 1996-01-31 |
RU2093755C1 (ru) | 1997-10-20 |
BG60777B1 (bg) | 1996-03-29 |
US5043150A (en) | 1991-08-27 |
FI924679A0 (fi) | 1992-10-16 |
EP0525001B1 (en) | 1995-07-05 |
HU213482B (en) | 1997-07-28 |
ATE124778T1 (de) | 1995-07-15 |
DE69111058D1 (de) | 1995-08-10 |
AU7662491A (en) | 1991-11-11 |
KR0164586B1 (ko) | 1998-12-15 |
HU9203265D0 (en) | 1992-12-28 |
JPH05505021A (ja) | 1993-07-29 |
DE69111058T2 (de) | 1996-01-04 |
HUT62406A (en) | 1993-04-28 |
JPH0792206B2 (ja) | 1995-10-09 |
BG97087A (bg) | 1993-12-24 |
NO923991D0 (no) | 1992-10-14 |
NO178478C (no) | 1996-04-03 |
CA2080698A1 (en) | 1991-10-18 |
NO178478B (no) | 1995-12-27 |
FI100913B (fi) | 1998-03-13 |
EP0525001A1 (en) | 1993-02-03 |
DK0525001T3 (da) | 1995-08-21 |
FI924679A (fi) | 1992-10-16 |
NO923991L (no) | 1992-10-14 |
WO1991016575A1 (en) | 1991-10-31 |
CA2080698C (en) | 1995-10-03 |
BR9106359A (pt) | 1993-04-27 |
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