CA1316413C - Internal circulating fluidized bed type boiler and method of controlling the same - Google Patents

Internal circulating fluidized bed type boiler and method of controlling the same

Info

Publication number: CA1316413C
Authority: CA; Canada
Prior art keywords: thermal energy; partition wall; fluidized bed; energy recovery; recovery chamber
Prior art date: 1987-07-17
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.): Expired - Fee Related

Application number

CA000570806A

Other languages

English (en)

French (fr)

Inventor

Shigeru Kosugi

Tsutomu Higo

Takahiro Ohshita

Naoki Inumaru

Hajime Kawaguchi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ebara Corp

Original Assignee

Ebara Corp

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.)

1987-07-17

Filing date

1988-06-30

Publication date

1993-04-20

1987-07-17 Priority claimed from US07/075,033 external-priority patent/US4938170A/en

1988-06-30 Application filed by Ebara Corp filed Critical Ebara Corp

1993-04-20 Application granted granted Critical

1993-04-20 Publication of CA1316413C publication Critical patent/CA1316413C/en

2010-04-20 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 30
238000011084 recovery Methods 0.000 claims abstract description 165
238000005192 partition Methods 0.000 claims abstract description 105
238000009792 diffusion process Methods 0.000 claims abstract description 43
238000004064 recycling Methods 0.000 claims abstract description 40
239000000446 fuel Substances 0.000 claims abstract description 28
230000001276 controlling effect Effects 0.000 claims abstract description 25
230000001105 regulatory effect Effects 0.000 claims abstract description 25
239000012530 fluid Substances 0.000 claims description 10
238000012546 transfer Methods 0.000 claims description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
230000015572 biosynthetic process Effects 0.000 claims description 5
230000000630 rising effect Effects 0.000 claims description 3
238000004891 communication Methods 0.000 claims 2
239000000463 material Substances 0.000 claims 1
239000007789 gas Substances 0.000 description 19
230000004044 response Effects 0.000 description 14
239000003245 coal Substances 0.000 description 12
238000005299 abrasion Methods 0.000 description 9
230000000694 effects Effects 0.000 description 7
238000005243 fluidization Methods 0.000 description 7
230000005587 bubbling Effects 0.000 description 6
230000003068 static effect Effects 0.000 description 6
230000008859 change Effects 0.000 description 5
239000007787 solid Substances 0.000 description 4
238000010276 construction Methods 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
239000004449 solid propellant Substances 0.000 description 3
239000000126 substance Substances 0.000 description 3
230000008016 vaporization Effects 0.000 description 3
230000002411 adverse Effects 0.000 description 2
239000000571 coke Substances 0.000 description 2
239000000567 combustion gas Substances 0.000 description 2
230000005484 gravity Effects 0.000 description 2
230000033001 locomotion Effects 0.000 description 2
238000012360 testing method Methods 0.000 description 2
239000002699 waste material Substances 0.000 description 2
241000609240 Ambelania acida Species 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
238000013019 agitation Methods 0.000 description 1
VREFGVBLTWBCJP-UHFFFAOYSA-N alprazolam Chemical compound C12=CC(Cl)=CC=C2N2C(C)=NN=C2CN=C1C1=CC=CC=C1 VREFGVBLTWBCJP-UHFFFAOYSA-N 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
239000010905 bagasse Substances 0.000 description 1
-1 bark Substances 0.000 description 1
238000009835 boiling Methods 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
230000006378 damage Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
238000004880 explosion Methods 0.000 description 1
239000002440 industrial waste Substances 0.000 description 1
230000001788 irregular Effects 0.000 description 1
239000004571 lime Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
230000008569 process Effects 0.000 description 1
230000003014 reinforcing effect Effects 0.000 description 1
239000010802 sludge Substances 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- 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
- 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 or dispositions of combustion apparatus
- F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or 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 or 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
- F22B31/0092—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or 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 with a fluidized heat exchange bed and a fluidized combustion bed separated by a partition, the bed particles circulating around or through that partition
- 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
- F23C10/02—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
- F23C10/12—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 exclusively within the combustion zone
- F23C10/14—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 exclusively within 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
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/30—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed

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)
Sustainable Development (AREA)
Life Sciences & Earth Sciences (AREA)
Sustainable Energy (AREA)
Fluidized-Bed Combustion And Resonant Combustion (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Steam Or Hot-Water Central Heating Systems (AREA)
Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Crucibles And Fluidized-Bed Furnaces (AREA)

CA000570806A 1987-07-17 1988-06-30 Internal circulating fluidized bed type boiler and method of controlling the same Expired - Fee Related CA1316413C (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US07/075,033 US4938170A (en)	1986-01-21	1987-07-17	Thermal reactor
US075,033		1987-07-17
JPPCT/JP87/00530		1987-07-20
PCT/JP1987/000530 WO1989000659A1 (fr)	1987-07-20	1987-07-20	Chaudiere a lit fluidise du type a circulation interne et procede de commande

Publications (1)

Publication Number	Publication Date
CA1316413C true CA1316413C (en)	1993-04-20

Family

ID=13902775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000570806A Expired - Fee Related CA1316413C (en)	1987-07-17	1988-06-30	Internal circulating fluidized bed type boiler and method of controlling the same

Country Status (12)

Country	Link
EP (1)	EP0369004B1 (de)
KR (1)	KR950007013B1 (de)
AT (1)	ATE85682T1 (de)
AU (1)	AU609731B2 (de)
BR (1)	BR8707989A (de)
CA (1)	CA1316413C (de)
DE (1)	DE3784174T2 (de)
DK (1)	DK166694B1 (de)
FI (1)	FI94170C (de)
NO (1)	NO168912C (de)
RU (1)	RU2059150C1 (de)
WO (1)	WO1989000659A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0629652B2 (ja) *	1987-07-13	1994-04-20	株式会社荏原製作所	流動床ボイラにおける燃焼制御装置
US5054436A (en) *	1990-06-12	1991-10-08	Foster Wheeler Energy Corporation	Fluidized bed combustion system and process for operating same
DE4029065A1 (de) *	1990-09-13	1992-03-19	Babcock Werke Ag	Wirbelschichtfeuerung mit einer stationaeren wirbelschicht
AU685766B2 (en) *	1993-03-03	1998-01-29	Ebara Corporation	Pressurized internal circulating fluidized-bed boiler
US5401130A (en) *	1993-12-23	1995-03-28	Combustion Engineering, Inc.	Internal circulation fluidized bed (ICFB) combustion system and method of operation thereof
EP0722067A3 (de) *	1995-01-12	1998-02-04	KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd.	Wärmerückgewinnungseinrichtung für Wirbelbett
TW270970B (en) *	1995-04-26	1996-02-21	Ehara Seisakusho Kk	Fluidized bed combustion device
RU2229073C2 (ru) *	1997-11-04	2004-05-20	Ибара Корпорейшн	Печь для сжигания и газификации в псевдоожиженном слое
RU2168668C1 (ru) *	1999-12-17	2001-06-10	Государственный научный центр лесопромышленного комплекса	Газогенераторная котельная установка
CN101225960B (zh) *	2008-01-30	2010-06-09	重庆三峰卡万塔环境产业有限公司	逆推式垃圾焚烧炉炉膛
US8434430B2 (en) *	2009-09-30	2013-05-07	Babcock & Wilcox Power Generation Group, Inc.	In-bed solids control valve
RU2552009C1 (ru) *	2013-12-30	2015-06-10	Евгений Михайлович Пузырёв	Механизированная слоевая топка
RU2591070C2 (ru) *	2014-07-30	2016-07-10	Евгений Михайлович Пузырёв	Твердотопливный котел с вихревой топкой

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1448196A (en) *	1972-10-20	1976-09-02	Sprocket Properties Ltd	Fluidised bed incinerators
GB1475992A (en) *	1974-04-11	1977-06-10	Fluidfire Dev	Apparatus in which combustion takes place in a fludised bed
GB1604314A (en) *	1978-05-31	1981-12-09	Appa Thermal Exchanges Ltd	Fluidised bed combusters
US4301771A (en) *	1980-07-02	1981-11-24	Dorr-Oliver Incorporated	Fluidized bed heat exchanger with water cooled air distributor and dust hopper
US4419330A (en) *	1981-01-27	1983-12-06	Ebara Corporation	Thermal reactor of fluidizing bed type
JPS57124608A (en) *	1981-01-27	1982-08-03	Ebara Corp	Fluidized bed type heat-reactive furnace
CA1285375C (en) *	1986-01-21	1991-07-02	Takahiro Ohshita	Thermal reactor

1987
- 1987-07-20 AU AU77088/87A patent/AU609731B2/en not_active Ceased
- 1987-07-20 EP EP87904742A patent/EP0369004B1/de not_active Expired - Lifetime
- 1987-07-20 RU SU874742806A patent/RU2059150C1/ru not_active IP Right Cessation
- 1987-07-20 AT AT87904742T patent/ATE85682T1/de not_active IP Right Cessation
- 1987-07-20 DE DE8787904742T patent/DE3784174T2/de not_active Expired - Lifetime
- 1987-07-20 BR BR8707989A patent/BR8707989A/pt not_active IP Right Cessation
- 1987-07-20 WO PCT/JP1987/000530 patent/WO1989000659A1/ja not_active Ceased
- 1987-07-20 KR KR1019890700489A patent/KR950007013B1/ko not_active Expired - Fee Related
1988
- 1988-06-30 CA CA000570806A patent/CA1316413C/en not_active Expired - Fee Related
1989
- 1989-03-16 DK DK128289A patent/DK166694B1/da not_active IP Right Cessation
- 1989-03-17 NO NO89891168A patent/NO168912C/no unknown
- 1989-12-28 FI FI896301A patent/FI94170C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0369004B1 (de)	1993-02-10
WO1989000659A1 (fr)	1989-01-26
RU2059150C1 (ru)	1996-04-27
DE3784174T2 (de)	1993-09-02
AU7708887A (en)	1989-02-13
DK128289A (da)	1989-05-11
NO891168D0 (no)	1989-03-17
BR8707989A (pt)	1990-05-22
NO168912B (no)	1992-01-06
EP0369004A4 (en)	1990-10-24
DK166694B1 (da)	1993-06-28
DK128289D0 (da)	1989-03-16
NO168912C (no)	1992-04-15
AU609731B2 (en)	1991-05-09
EP0369004A1 (de)	1990-05-23
FI94170B (fi)	1995-04-13
KR950007013B1 (ko)	1995-06-26
DE3784174D1 (de)	1993-03-25
FI94170C (fi)	1995-07-25
FI896301A0 (fi)	1989-12-28
KR890701950A (ko)	1989-12-22
NO891168L (no)	1989-04-06
ATE85682T1 (de)	1993-02-15

Legal Events

Date	Code	Title	Description
2007-04-20	MKLA	Lapsed

Publication	Publication Date	Title
US4279207A (en)	1981-07-21	Fluid bed combustion
EP0230309B1 (de)	1993-09-29	Kessel mit fluidisiertem Bett und Verfahren zu dessen Regelung
EP0247798B1 (de)	1991-10-02	Wirbelschichtreaktor und Betriebsverfahren eines solchen Reaktors
US5138982A (en)	1992-08-18	Internal circulating fluidized bed type boiler and method of controlling the same
US6418866B1 (en)	2002-07-16	Operating method of fluidized-bed incinerator and the incinerator
US5156099A (en)	1992-10-20	Composite recycling type fluidized bed boiler
US5401130A (en)	1995-03-28	Internal circulation fluidized bed (ICFB) combustion system and method of operation thereof
US4303023A (en)	1981-12-01	Fluidized bed fuel burning
JPH0370124B2 (de)	1991-11-06
EP0369004B1 (de)	1993-02-10	Wirbelbettofen mit innerer umwälzung und verfahren zur steuerung desselben
US4809625A (en)	1989-03-07	Method of operating a fluidized bed reactor
US4499857A (en)	1985-02-19	Fluidized bed fuel burning
EP0431163B1 (de)	1995-12-06	Wirbelbettofen mit verbundumlauf
US4809623A (en)	1989-03-07	Fluidized bed reactor and method of operating same
CA1274422A (en)	1990-09-25	Fluidized bed reactor and method of operating same
GB2049134A (en)	1980-12-17	Fluidized bed fuel burning
EP0028458B1 (de)	1985-04-03	Dampferzeuger mit Wirbelschicht-Brennkammer
KR100763775B1 (ko)	2007-10-05	Ｒｄｆ를 위한 내부순환 유동층 연소로
JP2758167B2 (ja)	1998-05-28	流動層ボイラ
JPH0587757B2 (de)	1993-12-17
JPH0756363B2 (ja)	1995-06-14	複床式流動床ボイラ
JP2989783B2 (ja)	1999-12-13	流動層からの熱回収装置
JPH09229312A (ja)	1997-09-05	流動層ボイラ
CA1165195A (en)	1984-04-10	Fluidised bed boilers
JPH02290401A (ja)	1990-11-30	複床型流動床ボイラ