EP2499429A4 - FUEL DELIVERY METHOD AND ARRANGEMENT IN A CIRCULATING FLUIDIZED BED BOILER - Google Patents
FUEL DELIVERY METHOD AND ARRANGEMENT IN A CIRCULATING FLUIDIZED BED BOILERInfo
- Publication number
- EP2499429A4 EP2499429A4 EP10829569.2A EP10829569A EP2499429A4 EP 2499429 A4 EP2499429 A4 EP 2499429A4 EP 10829569 A EP10829569 A EP 10829569A EP 2499429 A4 EP2499429 A4 EP 2499429A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- arrangement
- fluidized bed
- circulating fluidized
- bed boiler
- feeding fuel
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
- 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
- F23C10/06—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 the circulating movement being promoted by inducing differing degrees of fluidisation in different parts of 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
- F23C10/18—Details; Accessories
- F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed
- F22B31/0084—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed with recirculation of separated solids or with cooling of the bed particles outside the combustion 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
- F23C10/18—Details; Accessories
- F23C10/22—Fuel feeders specially adapted for 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20096170A FI20096170A (fi) | 2009-11-10 | 2009-11-10 | Menetelmä ja järjestely polttoaineen syöttämiseksi kiertoleijupetikattilaan |
PCT/FI2010/050863 WO2011058218A1 (en) | 2009-11-10 | 2010-10-29 | Method and arrangement for feeding fuel into a circulating fluidized bed boiler |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2499429A1 EP2499429A1 (en) | 2012-09-19 |
EP2499429A4 true EP2499429A4 (en) | 2014-12-17 |
Family
ID=41395219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10829569.2A Withdrawn EP2499429A4 (en) | 2009-11-10 | 2010-10-29 | FUEL DELIVERY METHOD AND ARRANGEMENT IN A CIRCULATING FLUIDIZED BED BOILER |
Country Status (8)
Country | Link |
---|---|
US (1) | US20120251959A1 (ja) |
EP (1) | EP2499429A4 (ja) |
JP (1) | JP2013510288A (ja) |
KR (1) | KR101378739B1 (ja) |
CN (1) | CN102725587A (ja) |
CA (1) | CA2778991A1 (ja) |
FI (1) | FI20096170A (ja) |
WO (1) | WO2011058218A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI122040B (fi) * | 2009-11-10 | 2011-07-29 | Foster Wheeler Energia Oy | Menetelmä ja järjestely polttoaineen syöttämiseksi kiertoleijupetikattilaan |
MY173596A (en) | 2013-01-22 | 2020-02-06 | Anellotech Inc | Gas jet injector reactor for catalytic fast pyrolysis |
CN103604120B (zh) * | 2013-10-18 | 2016-01-20 | 河北省电力勘测设计研究院 | 用于循环流化床锅炉的防堵破拱形原煤斗 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4335662A (en) * | 1980-09-12 | 1982-06-22 | Combustion Engineering, Inc. | Solid fuel feed system for a fluidized bed |
US4777889A (en) * | 1987-05-22 | 1988-10-18 | Smith Richard D | Fluidized bed mass burner for solid waste |
WO1989005942A1 (en) * | 1986-06-12 | 1989-06-29 | Götaverken Energy Aktiebolag | Method and reactor for combustion in a fluidised bed |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56100223A (en) * | 1980-01-16 | 1981-08-12 | Babcock Hitachi Kk | Fluidized layer furnace for incinerating ash of heavy crude oil |
JPS5981933U (ja) * | 1982-11-25 | 1984-06-02 | バブコツク日立株式会社 | 流動層装置 |
CA1261204A (en) * | 1985-06-20 | 1989-09-26 | Erwin Wied | Process for operating a fluidized bed burner |
JPS6365220A (ja) * | 1986-09-05 | 1988-03-23 | Ebara Corp | 流動層熱反応炉 |
US4955295A (en) * | 1989-08-18 | 1990-09-11 | Foster Wheeler Energy Corporation | Method and system for controlling the backflow sealing efficiency and recycle rate in fluidized bed reactors |
JPH03168510A (ja) * | 1989-11-29 | 1991-07-22 | Nkk Corp | 流動床焼却炉の燃焼安定化装置 |
US5840258A (en) * | 1992-11-10 | 1998-11-24 | Foster Wheeler Energia Oy | Method and apparatus for transporting solid particles from one chamber to another chamber |
JP2795599B2 (ja) * | 1993-09-10 | 1998-09-10 | 日立造船株式会社 | 流動床式焼却炉 |
DE19948332B4 (de) * | 1999-10-07 | 2005-09-22 | Steer, Thomas, Dr.-Ing. | Verfahren und Vorrichtung zum Gewinnen heizwertreicher Brennstoffe |
JP2003042424A (ja) * | 2001-07-26 | 2003-02-13 | Tsukishima Kikai Co Ltd | 流動層炉および流動層炉への低比重固形焼却物の供給方法 |
FI114115B (fi) * | 2003-04-15 | 2004-08-13 | Foster Wheeler Energia Oy | Menetelmä ja laite lämmön talteenottamiseksi leijupetireaktorissa |
US8069824B2 (en) * | 2008-06-19 | 2011-12-06 | Nalco Mobotec, Inc. | Circulating fluidized bed boiler and method of operation |
-
2009
- 2009-11-10 FI FI20096170A patent/FI20096170A/fi not_active Application Discontinuation
-
2010
- 2010-10-29 US US13/508,597 patent/US20120251959A1/en not_active Abandoned
- 2010-10-29 JP JP2012538369A patent/JP2013510288A/ja not_active Ceased
- 2010-10-29 WO PCT/FI2010/050863 patent/WO2011058218A1/en active Application Filing
- 2010-10-29 CN CN2010800509859A patent/CN102725587A/zh active Pending
- 2010-10-29 EP EP10829569.2A patent/EP2499429A4/en not_active Withdrawn
- 2010-10-29 CA CA2778991A patent/CA2778991A1/en not_active Abandoned
- 2010-10-29 KR KR1020127014432A patent/KR101378739B1/ko not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4335662A (en) * | 1980-09-12 | 1982-06-22 | Combustion Engineering, Inc. | Solid fuel feed system for a fluidized bed |
WO1989005942A1 (en) * | 1986-06-12 | 1989-06-29 | Götaverken Energy Aktiebolag | Method and reactor for combustion in a fluidised bed |
US4777889A (en) * | 1987-05-22 | 1988-10-18 | Smith Richard D | Fluidized bed mass burner for solid waste |
Non-Patent Citations (1)
Title |
---|
See also references of WO2011058218A1 * |
Also Published As
Publication number | Publication date |
---|---|
KR20120079845A (ko) | 2012-07-13 |
FI20096170A0 (fi) | 2009-11-10 |
KR101378739B1 (ko) | 2014-03-27 |
FI20096170A (fi) | 2011-05-11 |
CN102725587A (zh) | 2012-10-10 |
CA2778991A1 (en) | 2011-05-19 |
US20120251959A1 (en) | 2012-10-04 |
JP2013510288A (ja) | 2013-03-21 |
EP2499429A1 (en) | 2012-09-19 |
WO2011058218A1 (en) | 2011-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20120503 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20141119 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F23C 10/20 20060101AFI20141113BHEP Ipc: F23C 10/22 20060101ALI20141113BHEP Ipc: F23K 3/00 20060101ALI20141113BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20150501 |