BR0315036A - Método e planta para a manufaturação de clìnquer de cimento - Google Patents

Método e planta para a manufaturação de clìnquer de cimento

Info

Publication number
BR0315036A
BR0315036A BR0315036-4A BR0315036A BR0315036A BR 0315036 A BR0315036 A BR 0315036A BR 0315036 A BR0315036 A BR 0315036A BR 0315036 A BR0315036 A BR 0315036A
Authority
BR
Brazil
Prior art keywords
raw material
plant
gas stream
material flour
organic carbon
Prior art date
Application number
BR0315036-4A
Other languages
English (en)
Other versions
BR0315036B1 (pt
Inventor
Jensen Lars Skaarup
Jens Peter Hansen
Original Assignee
Smidth As F L
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 Smidth As F L filed Critical Smidth As F L
Publication of BR0315036A publication Critical patent/BR0315036A/pt
Publication of BR0315036B1 publication Critical patent/BR0315036B1/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00Hydraulic cements
    • C04B7/36Manufacture of hydraulic cements in general
    • C04B7/364Avoiding environmental pollution during cement-manufacturing
    • C04B7/365Avoiding environmental pollution during cement-manufacturing by extracting part of the material from the process flow and returning it into the process after a separate treatment, e.g. in a separate retention unit under specific conditions
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00Hydraulic cements
    • C04B7/36Manufacture of hydraulic cements in general
    • C04B7/43Heat treatment, e.g. precalcining, burning, melting; Cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING 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
    • F23L15/00Heating of air supplied for combustion
    • F23L15/04Arrangements of recuperators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/2016Arrangements of preheating devices for the charge
    • F27B7/2025Arrangements of preheating devices for the charge consisting of a single string of cyclones
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect 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)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Public Health (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Treating Waste Gases (AREA)
  • Cyclones (AREA)

Abstract

"MéTODO E PLANTA PARA A MANUFATURAçãO DE CLìNQUER DE CIMENTO". A presente invenção se refere a um método para a manufaturação de clínquer de cimento (tijolo duro de cimento, tijolo vitrificado de cimento), método pelo qual farinha de matéria prima de cimento é pré-aquecida e queimada em uma planta compreendendo um pré-aquecedor de ciclone (1) e um forno (5). Em concordância com a presente invenção, o referido método está caracterizado pelo fato: - de que pelo menos uma porção da farinha de matéria prima é extraída a partir do pré-aquecedor de ciclone (1); - de que esta farinha de matéria prima é introduzida para uma unidade separada (21) na qual é determinado um tempo de retenção sob condições de oxidação proporcionadas por intermédio de uma corrente de gás para a formação de SO~ 2~ e para expulsão de carbono orgânico; - de que o SO~ 2~ formado e o carbono orgânico expelido são subseq³entemente descarregados a partir da unidade separada (21) entranhados na corrente de gás para o tratamento adicional em um subseq³ente estágio de processo; e de que a farinha de matéria prima é reintroduzida para o pré-aquecedor de ciclone (1). Por intermédio disso, é obtida uma redução efetiva da emissão de VOC, de CO e bem como de SO~ 2~ sem a necessidade de utilização de energia adicional para aquecimento. Pela determinação para a farinha de matéria prima extraída e parcialmente pré-aquecida, de um tempo de retenção sob condições de oxidação separada a partir do pré-aquecedor de ciclone (1), é conseguido que sulfeto irá se oxidar para SO~ 2~ e que carbono orgânico seja expelido a partir da farinha de matéria prima, de maneira que o SO~ 2~, por conseq³ência, formado e o carbono orgânico, por conseq³ência, expelido possam estar entranhados em uma corrente de gás separada, relativamente pequena, e submetidos para o subseq³ente tratamento de uma maneira otimizada. A presente invenção também se refere a uma planta para a realização do método conforme definido em concordância com o anteriormente descrito. Também em concordância com a presente invenção, a referida planta está caracterizada pelo fato de que compreende recursos (13, 15) para a extração de pelo menos uma porção da farinha de matéria prima a partir do pré-aquecedor de ciclone (1); recursos separados (21) para a determinação para esta farinha de matéria prima de um tempo de retenção sob condições de oxidação e, conseq³entemente, assegurar a oxidação, por intermédio de uma corrente de gás, de sulfeto contido nesta farinha de matéria prima para a formação de SO~ 2~ e para a expulsão de carbono orgânico; recursos (17) para descarregar o SO~ 2~ formado e o carbono orgânico expelido a partir da unidade separada (21) entranhados na corrente de gás para o tratamento adicional em um subseq³ente estágio de processo; e recursos (26) para a reintrodução da farinha de matéria prima para o pré-aquecedor de ciclone (1).
BRPI0315036-4A 2002-10-02 2003-07-11 método e planta para a manufaturação de clìnquer de cimento. BR0315036B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA200201467 2002-10-02
PCT/IB2003/003171 WO2004031092A1 (en) 2002-10-02 2003-07-11 Method and plant for manufacturing cement clinker

Publications (2)

Publication Number Publication Date
BR0315036A true BR0315036A (pt) 2005-08-16
BR0315036B1 BR0315036B1 (pt) 2012-09-04

Family

ID=32049914

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0315036-4A BR0315036B1 (pt) 2002-10-02 2003-07-11 método e planta para a manufaturação de clìnquer de cimento.

Country Status (13)

Country Link
US (1) US7390357B2 (pt)
EP (1) EP1546058A1 (pt)
JP (1) JP4671691B2 (pt)
KR (1) KR100928358B1 (pt)
CN (1) CN1300028C (pt)
AU (1) AU2003299133B2 (pt)
BR (1) BR0315036B1 (pt)
CA (1) CA2495568C (pt)
MX (1) MXPA05002073A (pt)
PL (1) PL208002B1 (pt)
RU (1) RU2315736C2 (pt)
WO (1) WO2004031092A1 (pt)
ZA (1) ZA200501342B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI359124B (en) 2003-10-29 2012-03-01 Smidth As F L Method and plant for preheating particulate or pul
US7279039B2 (en) * 2004-12-30 2007-10-09 Envirocare International, Inc. Method and apparatus for controlling pollution from a cement plant
IT1391447B1 (it) * 2008-12-23 2011-12-23 Italcementi Spa Apparato migliorato per la produzione di clinker a partire da farina cruda e relativo processo
US8343274B2 (en) * 2009-05-11 2013-01-01 Al-Yateem Abdullah A Environmental composition and method for making the same
DE102014108154A1 (de) * 2014-06-10 2015-12-17 Elex Cemcat Ag Verfahren zur Abgasbehandlung und Anlage mit einer Abgasbehandlungsvorrichtung
WO2019116350A1 (en) 2017-12-15 2019-06-20 Flsmidth A/S Cement raw meal separator apparatus and method of using same
US11591246B2 (en) * 2018-04-04 2023-02-28 Taiheiyo Engineering Corporation Organic sludge treatment device and treatment method
WO2019220309A1 (en) 2018-05-15 2019-11-21 Flsmidth A/S Emission abatement apparatus for processing of particulates and method of using same

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3244241A1 (de) * 1982-11-30 1984-05-30 Krupp Polysius Ag, 4720 Beckum Verfahren zur herstellung von zement aus schwefelhaltigem rohmaterial
JPS6256340A (ja) * 1985-08-29 1987-03-12 株式会社神戸製鋼所 セメント原料粉末の焼成装置
DE3544764A1 (de) * 1985-12-18 1987-06-19 Metallgesellschaft Ag Verfahren zur entfernung von schadstoffen aus abgasen
DK191291A (da) * 1991-11-25 1993-05-26 Smidth & Co As F L Fremgangsmaade til reducering af so2-indholdet i afgangsgassen fra et klinkerfremstillingsanlaeg samt indretning til udoevelse af fremgangsmaaden
TW332857B (en) * 1993-02-26 1998-06-01 Kawasaki Heavy Ind Ltd Cement clinker
JPH09227184A (ja) * 1996-02-21 1997-09-02 Chichibu Onoda Cement Corp セメントキルン排ガス処理方法及びその装置
JPH09278501A (ja) * 1996-04-19 1997-10-28 Mitsubishi Materials Corp セメント製造装置におけるアルカリ、塩素類の低減方法
JP3820622B2 (ja) * 1996-04-26 2006-09-13 宇部興産株式会社 セメント製造装置抽気ダストの処理方法
DE19649663C1 (de) * 1996-11-29 1998-04-02 Schwenk Baustoffwerke Kg E Verfahren zur Entfernung von Schwefeldioxid aus Abgasen einer Ofenanlage
JPH11246247A (ja) * 1998-03-03 1999-09-14 Taiheiyo Cement Corp セメント製造装置
JP4236733B2 (ja) * 1998-06-30 2009-03-11 太平洋セメント株式会社 ダイオキシンの熱分解方法および装置
JP3374966B2 (ja) * 1998-07-02 2003-02-10 三菱マテリアル株式会社 アルカリ分および塩素分除去システムを備えたセメント製造設備
JP2000264687A (ja) * 1999-03-19 2000-09-26 Kobe Steel Ltd セメントキルン排ガスの処理方法及びその装置
DE19936375B4 (de) * 1999-08-03 2008-01-17 Polysius Ag Verfahren zur Verringerung von flüchtigen Schadstoffen in den Abgasen eines Wärmetauschersytems
DE10146418A1 (de) * 2001-09-20 2003-04-17 Kloeckner Humboldt Wedag Verfahren und Anlage zur thermischen Behandlung von mehlförmigen Rohmaterialien

Also Published As

Publication number Publication date
RU2005105042A (ru) 2005-11-10
WO2004031092A1 (en) 2004-04-15
JP4671691B2 (ja) 2011-04-20
JP2006501127A (ja) 2006-01-12
PL375026A1 (en) 2005-11-14
CA2495568C (en) 2011-06-28
EP1546058A1 (en) 2005-06-29
CA2495568A1 (en) 2004-04-15
AU2003299133B2 (en) 2008-01-31
BR0315036B1 (pt) 2012-09-04
AU2003299133A1 (en) 2004-04-23
KR20050059231A (ko) 2005-06-17
RU2315736C2 (ru) 2008-01-27
MXPA05002073A (es) 2005-06-08
ZA200501342B (en) 2006-10-25
US7390357B2 (en) 2008-06-24
KR100928358B1 (ko) 2009-11-23
US20060060112A1 (en) 2006-03-23
PL208002B1 (pl) 2011-02-28
CN1688520A (zh) 2005-10-26
CN1300028C (zh) 2007-02-14

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 11/07/2003, OBSERVADAS AS CONDICOES LEGAIS.