KR900000645A - 낮은 NO_x 발생과 함께 고효율의 연소공정 - Google Patents
낮은 NO_x 발생과 함께 고효율의 연소공정 Download PDFInfo
- Publication number
- KR900000645A KR900000645A KR1019890007510A KR890007510A KR900000645A KR 900000645 A KR900000645 A KR 900000645A KR 1019890007510 A KR1019890007510 A KR 1019890007510A KR 890007510 A KR890007510 A KR 890007510A KR 900000645 A KR900000645 A KR 900000645A
- Authority
- KR
- South Korea
- Prior art keywords
- oxidant
- fuel
- zone
- combustion
- jet
- Prior art date
Links
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
- F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
- F23C9/006—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber the recirculation taking place in 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
- F23C1/00—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/12—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating using gaseous or liquid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/007—Supplying oxygen or oxygen-enriched air
-
- 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
- F23C2202/00—Fluegas recirculation
- F23C2202/40—Inducing local whirls around flame
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 연료가 연소영역내에서 액체 및/또는 고체로부터 휘발하고 휘발된 연료가 재순환영역에 도입되는 본 발명의 한 구체예의 단면도.
제2도는 연료가 연소영역에 분사되고 재순환영역에 도입되는 본 발명의 또 다른 구체예의 개략도.
제3도는 재순환영역에 도입된 연료가 연소영역내에서 휘발된 연료로부터의 것이고 그리고 또 연소영역에 분사된 연료로부터의 것인 본 발명의 또 다른 구체예의 단면도.
Claims (13)
- 낮은 NOx발생과 함께 높은 효율로 연료와 산화제를 연소시키기 위한 공정에 있어서, (A) 감압을 일으키기에 충분한 속도로 산화제 풍부 제트내의 연료와 산화제를 연소영역에 분사하여 산화제 풍부 제트에 가까이 위치한 연소영역 내의 강한 재순환영역에 분사하고; (B) 산화제 풍부 제트 내의 연료와 산화제를 연소시켜 산화제로 희석된 제트 내의 연소생성물을 생성하고; (C) 연료를 재순환 영역에 도입하고 재순환영역 내에서 연료와 연소생성물을 혼합하고; (D) 연료와 연소생성물의 혼합물을 산화제 풍부 제트 내로 흡인하고; 그리고 (E) 산화제 풍부 제트의 주변에서의 확산 2차 플레임에서 결과의 희석된 혼합물을 연소시켜서 그 밖의 연소 생성물을 생성하는 단계들로 이루어진 것을 특징으로 하는 연료와 산화제와 연소공정.
- 제1항에 있어서, 산화제가 최소한 30부피 %의 산소로 이루어진 것을 특징으로 하는 공정.
- 제1항에 있어서, 산화제가 순수 산소인 것을 특징으로 하는 공정.
- 제1항에 있어서, 산화제 풍부 제트는 그 산화제 풍부제트 내에서 연료를 완전히 연소시키는 데에 필요한 화학양론적 양의 산소의 300 내지 2000%의 양으로 산소를 함유하는 것임을 특징으로 하는 공정.
- 제1항에 있어서, 산화제 풍부 제트의 속도가 최소한 150ft/sec인 것을 특징으로 하는 공정.
- 제1항에 있어서, 연료와 산화제가 혼합물로서 연소영역에 분사되는 것을 특징으로 하는 공정.
- 제1항에 있어서, 연료와 산화제가 따로 따로 연소영역에 분사되는 것을 특징으로 하는 공정.
- 제7항에 있어서, 연료와 산화제중의 하나는 중앙흐름으로 연소영역에 분사되고 연료와 산화제중의 또 다른 하나는 중앙흐름 근처의 환형흐름으로 연소영역에 분사되는 것을 특징으로 하는 공정.
- 제1항에 있어서, 재순환영역내에 도입된 연료는 연소영역내의 액제 및/또는 고체재료로부터 기화된 연료임을 특징으로 하는 공정.
- 제1항에 있어서, 재순환영역에 도입된 연료는 산화제 풍부 제트로부터 떨어진 흐름으로 연소영역에 도입된 연료임을 특징으로 하는 공정.
- 제10항에 있어서, 상기의 흐름은 연료를 완전히 연소시키는 데에 필요한 산소의 60%이하의 양으로 산소를 추가로 함유하는 것을 특징으로 하는 공정.
- 제1항에 있어서, 재순환영역내에 도입된 연료는 연소영역내에 액체 및/또는 고체재료로부터 휘발된 연료이고 그리고 산화제 풍부 제트로부터 떨어져 있는 흐름으로 연소영역에 도입된 연료인 것을 특징으로 하는 공정.
- 제1항에 있어서, 재순환영역내의 연료와 연소생성물의 집단은 최소한 4 내지 1의 인자만큼 산화제 풍부 제트의 집단을 초과하는 것을 특징으로 하는 공정.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201910 | 1988-06-03 | ||
US07/201,910 US4863371A (en) | 1988-06-03 | 1988-06-03 | Low NOx high efficiency combustion process |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900000645A true KR900000645A (ko) | 1990-01-30 |
KR950007381B1 KR950007381B1 (ko) | 1995-07-10 |
Family
ID=22747792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890007510A KR950007381B1 (ko) | 1988-06-03 | 1989-06-01 | NO_x가 낮게 발생되는 고효율의 연소공정 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4863371A (ko) |
EP (1) | EP0344784B1 (ko) |
JP (1) | JPH0229502A (ko) |
KR (1) | KR950007381B1 (ko) |
BR (1) | BR8902538A (ko) |
CA (1) | CA1293689C (ko) |
DE (1) | DE68909309T2 (ko) |
ES (1) | ES2043952T3 (ko) |
MX (1) | MX165491B (ko) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
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US4957050A (en) * | 1989-09-05 | 1990-09-18 | Union Carbide Corporation | Combustion process having improved temperature distribution |
US5000102A (en) * | 1989-12-21 | 1991-03-19 | Union Carbide Industrial Gases Technology Corporation | Method for combusting wet waste |
US5102330A (en) * | 1990-03-29 | 1992-04-07 | Union Carbide Industrial Gases Technology Corporation | Opposed fired rotary kiln |
BR9101206A (pt) * | 1990-03-29 | 1991-11-05 | Union Carbide Ind Gases Tech | Forno rotativo aceso em lados opostos |
ES2085501T5 (es) * | 1991-02-11 | 1999-07-01 | Praxair Technology Inc | Metodo de combustion para el control simultaneo de oxidos de nitrogeno y productos de combustion incompleta. |
US5242295A (en) * | 1991-02-11 | 1993-09-07 | Praxair Technology, Inc. | Combustion method for simultaneous control of nitrogen oxides and products of incomplete combustion |
US5213492A (en) * | 1991-02-11 | 1993-05-25 | Praxair Technology, Inc. | Combustion method for simultaneous control of nitrogen oxides and products of incomplete combustion |
US5076779A (en) * | 1991-04-12 | 1991-12-31 | Union Carbide Industrial Gases Technology Corporation | Segregated zoning combustion |
US5188042A (en) * | 1991-04-18 | 1993-02-23 | Praxair Technology, Inc. | Fluid waste burner system |
US5129335A (en) * | 1991-04-18 | 1992-07-14 | Union Carbide Industrial Gases Technology Corporation | Fluid waste burner system |
US5186617A (en) * | 1991-11-06 | 1993-02-16 | Praxair Technology, Inc. | Recirculation and plug flow combustion method |
US5176086A (en) * | 1992-03-16 | 1993-01-05 | Praxair Technology, Inc. | Method for operating an incinerator with simultaneous control of temperature and products of incomplete combustion |
BR9403369A (pt) * | 1993-08-31 | 1995-05-09 | Praxair Technology Inc | Método para execução de combustão. |
EP0653590B2 (en) | 1993-11-17 | 2003-10-29 | Praxair Technology, Inc. | Method for deeply staged combustion |
US5458672A (en) * | 1994-06-06 | 1995-10-17 | Praxair Technology, Inc. | Combustion of sulfur released from sulfur bearing materials |
DE69519197T2 (de) * | 1994-06-13 | 2001-05-17 | Praxair Technology Inc | Zerstäuber für die Verbrennung von flüssigem Brennstoff mit kleinem Sprühwinkel |
US5601425A (en) * | 1994-06-13 | 1997-02-11 | Praxair Technology, Inc. | Staged combustion for reducing nitrogen oxides |
US5572938A (en) * | 1995-02-13 | 1996-11-12 | Praxair Technology, Inc. | Oxygen lancing for production of cement clinker |
DE59706924D1 (de) * | 1996-02-07 | 2002-05-16 | Dvgw Deutscher Ver Des Gas Und | Verfahren und Vorrichtung zur Unterdrückung von Flammen-/Druckschwingungen bei einer Feuerung |
DE19626240A1 (de) * | 1996-06-29 | 1998-01-02 | Abb Research Ltd | Vormischbrenner und Verfahren zum Betrieb des Brenners |
US6007326A (en) * | 1997-08-04 | 1999-12-28 | Praxair Technology, Inc. | Low NOx combustion process |
FR2777068B1 (fr) | 1998-04-02 | 2000-05-05 | Air Liquide | Procede de combustion par injections separees du combustible et du comburant |
US6450108B2 (en) | 2000-03-24 | 2002-09-17 | Praxair Technology, Inc. | Fuel and waste fluid combustion system |
US6702569B2 (en) | 2001-01-11 | 2004-03-09 | Praxair Technology, Inc. | Enhancing SNCR-aided combustion with oxygen addition |
US20020127505A1 (en) | 2001-01-11 | 2002-09-12 | Hisashi Kobayashi | Oxygen enhanced low nox combustion |
US6699030B2 (en) | 2001-01-11 | 2004-03-02 | Praxair Technology, Inc. | Combustion in a multiburner furnace with selective flow of oxygen |
US6699029B2 (en) | 2001-01-11 | 2004-03-02 | Praxair Technology, Inc. | Oxygen enhanced switching to combustion of lower rank fuels |
US6699031B2 (en) | 2001-01-11 | 2004-03-02 | Praxair Technology, Inc. | NOx reduction in combustion with concentrated coal streams and oxygen injection |
US6685464B2 (en) * | 2001-03-28 | 2004-02-03 | L'Air Liquide - Societe Anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Procedes Georges Claude | High velocity injection of enriched oxygen gas having low amount of oxygen enrichment |
PL212230B1 (pl) * | 2002-05-15 | 2012-08-31 | Praxair Technology Inc | Sposób spalania paliw węglowodorowych |
EP1504219B1 (en) * | 2002-05-15 | 2016-08-10 | Praxair Technology, Inc. | Combustion with reduced carbon in the ash |
US6910878B2 (en) * | 2003-06-19 | 2005-06-28 | Praxair Technology, Inc. | Oxy-fuel fired process heaters |
US9651253B2 (en) * | 2007-05-15 | 2017-05-16 | Doosan Power Systems Americas, Llc | Combustion apparatus |
EP2006606A1 (de) * | 2007-06-21 | 2008-12-24 | Siemens Aktiengesellschaft | Drallfreie Stabilisierung der Flamme eines Vormischbrenners |
US8662887B2 (en) * | 2009-03-24 | 2014-03-04 | Fives North American Combustion, Inc. | NOx suppression techniques for a rotary kiln |
DE102012002548A1 (de) | 2012-02-09 | 2013-08-14 | Linde Aktiengesellschaft | Befeuerung eines Drehrohrofens |
EP2626628B1 (de) | 2012-02-09 | 2014-04-09 | Linde Aktiengesellschaft | Befeuerung eines Industrieofens und zugehöriger Brenner |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS52131228A (en) * | 1976-04-28 | 1977-11-04 | Nippon Furnace Kogyo Kk | Combustion device |
US4162686A (en) * | 1977-10-17 | 1979-07-31 | North American Manufacturing Company | Industrial boiler utilizing multiple fuels and having reduced particulate emission and method of combustion |
US4395223A (en) * | 1978-06-09 | 1983-07-26 | Hitachi Shipbuilding & Engineering Co., Ltd. | Multi-stage combustion method for inhibiting formation of nitrogen oxides |
JPS5535885A (en) * | 1978-09-06 | 1980-03-13 | Kobe Steel Ltd | Combustion method capable of minimizing production of nitrogen oxide and smoke |
JPS6049342B2 (ja) * | 1979-08-31 | 1985-11-01 | 航空宇宙技術研究所長 | 電子計算機の故障検出装置 |
US4378205A (en) * | 1980-04-10 | 1983-03-29 | Union Carbide Corporation | Oxygen aspirator burner and process for firing a furnace |
US4541796A (en) * | 1980-04-10 | 1985-09-17 | Union Carbide Corporation | Oxygen aspirator burner for firing a furnace |
JPS5824706A (ja) * | 1981-08-06 | 1983-02-14 | Kobe Steel Ltd | NOx低減混焼法 |
US4408982A (en) * | 1982-01-05 | 1983-10-11 | Union Carbide Corporation | Process for firing a furnace |
-
1988
- 1988-06-03 US US07/201,910 patent/US4863371A/en not_active Expired - Lifetime
-
1989
- 1989-06-01 EP EP89109949A patent/EP0344784B1/en not_active Expired - Lifetime
- 1989-06-01 ES ES89109949T patent/ES2043952T3/es not_active Expired - Lifetime
- 1989-06-01 KR KR1019890007510A patent/KR950007381B1/ko not_active IP Right Cessation
- 1989-06-01 JP JP1137576A patent/JPH0229502A/ja active Pending
- 1989-06-01 CA CA000601400A patent/CA1293689C/en not_active Expired - Lifetime
- 1989-06-01 MX MX016294A patent/MX165491B/es unknown
- 1989-06-01 DE DE89109949T patent/DE68909309T2/de not_active Expired - Fee Related
- 1989-06-02 BR BR898902538A patent/BR8902538A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4863371A (en) | 1989-09-05 |
BR8902538A (pt) | 1990-03-01 |
DE68909309T2 (de) | 1994-01-13 |
EP0344784A3 (en) | 1990-09-12 |
DE68909309D1 (de) | 1993-10-28 |
JPH0229502A (ja) | 1990-01-31 |
MX165491B (es) | 1992-11-13 |
EP0344784B1 (en) | 1993-09-22 |
KR950007381B1 (ko) | 1995-07-10 |
EP0344784A2 (en) | 1989-12-06 |
ES2043952T3 (es) | 1994-01-01 |
CA1293689C (en) | 1991-12-31 |
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