KR900012039A - 유동상 연소방법 - Google Patents

유동상 연소방법 Download PDF

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Publication number
KR900012039A
KR900012039A KR1019890000176A KR890000176A KR900012039A KR 900012039 A KR900012039 A KR 900012039A KR 1019890000176 A KR1019890000176 A KR 1019890000176A KR 890000176 A KR890000176 A KR 890000176A KR 900012039 A KR900012039 A KR 900012039A
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KR
South Korea
Prior art keywords
air
fluidized bed
supply
ratio
combustion method
Prior art date
Application number
KR1019890000176A
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English (en)
Other versions
KR920001094B1 (ko
Inventor
야스히로 야마우찌
요시히사 아라카와
유기히사 후지마
키요마사 타케나가
히로카즈 히노
Original Assignee
우에다 쇼오지
미쯔비시주우 고오교오 가부시기가이샤
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 우에다 쇼오지, 미쯔비시주우 고오교오 가부시기가이샤 filed Critical 우에다 쇼오지
Publication of KR900012039A publication Critical patent/KR900012039A/ko
Application granted granted Critical
Publication of KR920001094B1 publication Critical patent/KR920001094B1/ko

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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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/02—Pneumatic feeding arrangements, i.e. by air blast
    • 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
    • B01J8/005—Separating solid material from the gas/liquid stream
    • 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
    • B01J8/38—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 fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it
    • B01J8/384—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 fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only
    • B01J8/388—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 fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only externally, i.e. the particles leaving the vessel and subsequently re-entering it
    • 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

Abstract

내용 없음

Description

유동상 연소방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는, 본 발명의 일실시예의 유동상 연소방법의 설명도. 제2도는, 1차공기에 의한 공기비와 NOx발생량과의 관계를 표시한 그래프. 제3도는, 2차공기투입후의 공기비와, NOx발생량 및 프리보오드 온도와의 관계를표시한 그래프.

Claims (1)

  1. 석탄. 오일코우크스, 오일셀등의 고형연료를 유동상에 의해 연소하는 방법에 있어서, ① 상기 유동상에 개구한 1차공기공급구로부터 상기 유동상내의 이론공기량에 대한 공기비가 약 0.6∼0.8이 되도록 1차 공기를 공급 하는것. ② 상기 유동상하류의 프리보오드에 개구한 2차공기공급구로부터 2차공기투입후의 이론공기량에 대한 공기비가 약 0.8∼1.0으로되게 2차공기를 공급하는 것. ③ 상기 프리보오드의 상기 2차 공기공급구의 하류에 개구한 3차공기공급구로부터 3차공기투입후의 이론공기량에 대한 공기비가 약 1.0이상이 되도록 3차 공기를 공급하는 것. ④ 상기 유동상으로부터 비산하는 미연소회를 상기 유동상내에 재순환시키는것. 을 특징으로 하는 유동상 연소방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890000176A 1988-01-12 1989-01-10 유동상 연소방법 KR920001094B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63003085A JP2637449B2 (ja) 1988-01-12 1988-01-12 流動床燃焼方法
JP63-3085 1988-01-12

Publications (2)

Publication Number Publication Date
KR900012039A true KR900012039A (ko) 1990-08-03
KR920001094B1 KR920001094B1 (ko) 1992-02-01

Family

ID=11547503

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890000176A KR920001094B1 (ko) 1988-01-12 1989-01-10 유동상 연소방법

Country Status (5)

Country Link
US (1) US4962711A (ko)
JP (1) JP2637449B2 (ko)
KR (1) KR920001094B1 (ko)
CN (1) CN1011335B (ko)
AU (1) AU591621B2 (ko)

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KR100763775B1 (ko) * 2001-12-31 2007-10-05 삼성엔지니어링 주식회사 Ｒｄｆ를 위한 내부순환 유동층 연소로

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US5156099A (en) * 1988-08-31 1992-10-20 Ebara Corporation Composite recycling type fluidized bed boiler
CA2046890C (en) * 1989-02-17 2000-01-11 Takeyuki Naito Fluidized bed combustion furnace
JPH0356011U (ko) * 1989-10-03 1991-05-29
US5020451A (en) * 1989-10-05 1991-06-04 Ishikawajima-Harima Heavy Industries Co., Ltd. Fluidized-bed combustion furnace
US5054436A (en) * 1990-06-12 1991-10-08 Foster Wheeler Energy Corporation Fluidized bed combustion system and process for operating same
US5195450A (en) * 1990-10-31 1993-03-23 Combustion Engineering, Inc. Advanced overfire air system for NOx control
US5176513A (en) * 1990-12-04 1993-01-05 Georgia Tech Research Corporation Pulse combustor apparatus
US5228399A (en) * 1992-03-30 1993-07-20 University Of Kentucky Research Foundation In-bed staged fluidized bed combustion apparatus and method
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
US5343820A (en) * 1992-07-02 1994-09-06 Combustion Engineering, Inc. Advanced overfire air system for NOx control
US5392736A (en) * 1993-12-27 1995-02-28 Foster Wheeler Energy Corporation Fludized bed combustion system and process for operating same
US5363812A (en) * 1994-02-18 1994-11-15 The Babcock & Wilcox Company Method and apparatus for controlling the bed temperature in a circulating fluidized bed reactor
US5660125A (en) * 1995-05-05 1997-08-26 Combustion Engineering, Inc. Circulating fluid bed steam generator NOx control
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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
CN1323260C (zh) * 2005-06-24 2007-06-27 北京航天动力研究所 可燃粉体旋流组合燃烧器
US7410356B2 (en) * 2005-11-17 2008-08-12 Mobotec Usa, Inc. Circulating fluidized bed boiler having improved reactant utilization
JP2007147135A (ja) * 2005-11-25 2007-06-14 Dowa Holdings Co Ltd 流動床炉
KR100911030B1 (ko) * 2007-10-18 2009-08-05 한국에너지기술연구원 열분해반응로와 연소로가 일체로 형성된 열분해연소시스템
BRPI0819200B1 (pt) * 2007-11-07 2020-04-07 Metawater Co Ltd método de incineração em leito fluidizado para lama
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FI123853B (fi) * 2009-03-06 2013-11-15 Metso Power Oy Menetelmä typenoksidipäästöjen vähentämiseksi happipoltossa
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CN111520707B (zh) * 2020-06-23 2022-07-08 杭州和利时自动化有限公司 一种循环流化床锅炉风量控制方法、系统及装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100763775B1 (ko) * 2001-12-31 2007-10-05 삼성엔지니어링 주식회사 Ｒｄｆ를 위한 내부순환 유동층 연소로

Also Published As

Publication number Publication date
CN1035173A (zh) 1989-08-30
US4962711A (en) 1990-10-16
JPH01181005A (ja) 1989-07-19
AU591621B2 (en) 1989-12-07
KR920001094B1 (ko) 1992-02-01
CN1011335B (zh) 1991-01-23
AU2766589A (en) 1989-07-20
JP2637449B2 (ja) 1997-08-06

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