BR9003225A - Processo de elevar a eficiencia de combustao de uma caldeira de recuperacao e aparelhagem para melhorar a injecao de um fluxo de ar - Google Patents

Processo de elevar a eficiencia de combustao de uma caldeira de recuperacao e aparelhagem para melhorar a injecao de um fluxo de ar

Info

Publication number
BR9003225A
BR9003225A BR909003225A BR9003225A BR9003225A BR 9003225 A BR9003225 A BR 9003225A BR 909003225 A BR909003225 A BR 909003225A BR 9003225 A BR9003225 A BR 9003225A BR 9003225 A BR9003225 A BR 9003225A
Authority
BR
Brazil
Prior art keywords
boiler
elevating
appliance
recovery
injection
Prior art date
Application number
BR909003225A
Other languages
English (en)
Inventor
Johan H Jansen
Original Assignee
J H Jansen Company Inc
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.)
Filing date
Publication date
Application filed by J H Jansen Company Inc filed Critical J H Jansen Company Inc
Publication of BR9003225A publication Critical patent/BR9003225A/pt

Links

Classifications

    • 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
    • F23L3/00—Arrangements of valves or dampers before the fire
    • 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
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/02—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air above the fire

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
BR909003225A 1989-07-07 1990-07-06 Processo de elevar a eficiencia de combustao de uma caldeira de recuperacao e aparelhagem para melhorar a injecao de um fluxo de ar BR9003225A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/376,824 US4940004A (en) 1989-07-07 1989-07-07 High energy combustion air nozzle and method for improving combustion in chemical recovery boilers

Publications (1)

Publication Number Publication Date
BR9003225A true BR9003225A (pt) 1991-08-27

Family

ID=23486669

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909003225A BR9003225A (pt) 1989-07-07 1990-07-06 Processo de elevar a eficiencia de combustao de uma caldeira de recuperacao e aparelhagem para melhorar a injecao de um fluxo de ar

Country Status (3)

Country Link
US (1) US4940004A (pt)
BR (1) BR9003225A (pt)
CA (1) CA1319050C (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2731794B2 (ja) * 1990-10-31 1998-03-25 コンバッション エンヂニアリング インコーポレーテッド ＮＯｘ制御用の高性能オーバファイア空気システム
US5824275A (en) * 1992-12-29 1998-10-20 Combustion Engineering, Inc. Secondary and tertiary air nozzle for furnace apparatus
FI100429B (fi) * 1993-01-21 1997-11-28 Kvaerner Power Oy Soodakattilan ilmasuutin
US5334406A (en) * 1993-02-26 1994-08-02 The Boc Group, Inc. Method and device for transmitting heating or cooling medium to a food product on a moving substrate
US5715763A (en) * 1995-09-11 1998-02-10 The Mead Corporation Combustion system for a black liquor recovery boiler
US5746143A (en) * 1996-02-06 1998-05-05 Vatsky; Joel Combustion system for a coal-fired furnace having an air nozzle for discharging air along the inner surface of a furnace wall
US6055943A (en) * 1997-09-25 2000-05-02 Anthony-Ross Company Air port casting
US5992337A (en) * 1997-09-26 1999-11-30 Air Liquide America Corporation Methods of improving productivity of black liquor recovery boilers
US6302039B1 (en) * 1999-08-25 2001-10-16 Boiler Island Air Systems Inc. Method and apparatus for further improving fluid flow and gas mixing in boilers
ES2263773T3 (es) * 2001-04-06 2006-12-16 Andritz Oy Sistema de aire de combustion para calderas de recuperacion, que queman licores residuales procedentes de procedimientos de obtencion de pasta papelera.
FI118807B (fi) * 2001-11-14 2008-03-31 Polyrec Ab Oy Järjestelmä soodakattilan virtauskentän hallitsemiseksi
AU2003201612A1 (en) * 2002-02-05 2003-09-02 Doikos Investments Ltd. Method and device for jetting secondary air into the smoke gas stream of a combustion system
FI122627B (fi) * 2004-10-18 2012-04-30 Andritz Oy Kattila ja menetelmä kattilassa
US20060150873A1 (en) * 2004-10-27 2006-07-13 Higgins Daniel R Slot-port system
TW200636192A (en) * 2005-03-22 2006-10-16 Miura Kogyo Kk Damper position adjusting device and combustion apparatus having such damper adjusting device
US8430665B2 (en) * 2008-02-25 2013-04-30 General Electric Company Combustion systems and processes for burning fossil fuel with reduced nitrogen oxide emissions
CN102384484A (zh) * 2011-11-14 2012-03-21 宝鸡市海浪锅炉设备有限公司 新型燃煤器给氧装置
US11226095B2 (en) 2019-01-28 2022-01-18 Andritz Inc. Velocity damper for a recovery boiler

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Publication number Priority date Publication date Assignee Title
US769872A (en) * 1901-03-16 1904-09-13 Heinrich Ochwat Shaft-furnace for the combustion or destruction of refuse.
US1849279A (en) * 1926-08-13 1932-03-15 Applic Du Gaz Aux Moteurs S A Gas producer
US3190245A (en) * 1962-04-12 1965-06-22 Huntington Chemical Corp Apparatus for the heating of carbonaceous materials by their partial combustion to carbon dioxide
US3403642A (en) * 1964-08-07 1968-10-01 Parkin Alvin Emergency shutdown operation of recovery boilers
US3607117A (en) * 1969-07-28 1971-09-21 Rust Engineering Co Black liquor recovery boiler combustion and safety control system
US3625186A (en) * 1970-08-11 1971-12-07 Rust Engineering Co The Control system for firing black liquor recovery boiler auxiliary fuel in response to plant load swings
SE349132B (pt) * 1971-01-07 1972-09-18 Goetaverken Angteknik Ab
US3877440A (en) * 1974-01-18 1975-04-15 Foster Wheeler Corp Curtain air system for vapor generators
SE379846B (pt) * 1974-01-30 1975-10-20 Goetaverken Angteknik Ab
SE390755B (sv) * 1974-10-07 1977-01-17 Goetaverken Angteknik Ab Anordning for att reglera lufttillforseln vid en eldstad
SE404046B (sv) * 1975-11-24 1978-09-18 Svenska Maskinverken Ab Anordning for renhallning av luftdysor vid sodahusaggregat
US4336131A (en) * 1978-09-25 1982-06-22 Midland-Ross Corporation Gasification furnace with discharge hopper
US4347220A (en) * 1980-06-27 1982-08-31 Combustion Engineering, Inc. System for drying and burning viscous aqueous liquors which contain organics
US4359950A (en) * 1980-10-03 1982-11-23 Measurex Corporation Method for maximizing the reduction efficiency of a recovery boiler
US4362269A (en) * 1981-03-12 1982-12-07 Measurex Corporation Control system for a boiler and method therefor
US4480558A (en) * 1982-10-08 1984-11-06 Russell Robert J Adjustable air inlet control system
US4545308A (en) * 1984-08-30 1985-10-08 Combustion Engineering, Inc. Apparatus for regulating airflow to a chemical recovery boiler
US4538552A (en) * 1984-12-03 1985-09-03 Combustion Engineering, Inc. Primary air duct cleaning apparatus for recovery boilers
SE452995B (sv) * 1985-03-08 1988-01-04 Asea Ab Reglering av lutatervinningsaggregat
US4768469A (en) * 1985-07-31 1988-09-06 Kabushiki Kaisha Toshiba Operation control apparatus for recovery boilers
US4846080A (en) * 1988-05-26 1989-07-11 Anthony Ross Company Apparatus for regulating air flow through an air port of a chemical recovery furnace
US4838182A (en) * 1988-05-26 1989-06-13 Goodspeed Byron Lester Apparatus for regulating air flow through an air port of a chemical recovery furnace

Also Published As

Publication number Publication date
US4940004A (en) 1990-07-10
CA1319050C (en) 1993-06-15

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 06/07/2005