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MX2012001205A - Procedimiento de reduccion basado en gas de reformacion con emision reducida de nox. - Google Patents

Procedimiento de reduccion basado en gas de reformacion con emision reducida de nox.

Info

Publication number
MX2012001205A
MX2012001205A MX2012001205A MX2012001205A MX2012001205A MX 2012001205 A MX2012001205 A MX 2012001205A MX 2012001205 A MX2012001205 A MX 2012001205A MX 2012001205 A MX2012001205 A MX 2012001205A MX 2012001205 A MX2012001205 A MX 2012001205A
Authority
MX
Mexico
Prior art keywords
procedure based
nox emission
reforming gas
reduction procedure
reduced nox
Prior art date
Application number
MX2012001205A
Other languages
English (en)
Inventor
Robert Millner
Guenter Peer
Original Assignee
Siemens Vai Metals Tech Gmbh
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 Siemens Vai Metals Tech Gmbh filed Critical Siemens Vai Metals Tech Gmbh
Publication of MX2012001205A publication Critical patent/MX2012001205A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
    • C01B3/38—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts
    • C01B3/384—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts the catalyst being continuously externally heated
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/30—Arrangements for extraction or collection of waste gases; Hoods therefor
    • F27D17/302—Constructional details of ancillary components, e.g. waste gas conduits or seals
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/06—Integration with other chemical processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/08—Methods of heating or cooling
    • C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
    • C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
    • C01B2203/0816—Heating by flames
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/08—Methods of heating or cooling
    • C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
    • C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
    • C01B2203/0827—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel at least part of the fuel being a recycle stream
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/14—Details of the flowsheet
    • C01B2203/148—Details of the flowsheet involving a recycle stream to the feed of the process for making hydrogen or synthesis gas
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C2100/00—Exhaust gas
    • C21C2100/06—Energy from waste gas used in other processes
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Industrial Gases (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Catalysts (AREA)

Abstract

La presente invención se refiere a un procedimiento para la reducción de óxidos de metal en el material que se va a metalizar mediante el contacto con gas de reducción caliente, el cual cuando menos parcialmente se produce mediante reformación catalítica de una mezcla de un gas que contiene dióxido de carbono (CO2) y/o vapor de agua (H2O), con hidrocarburos gaseosos, en el cual el calor para los procesos de reformación endotérmicos que se presentan durante la reformación por lo menos parcialmente se produce mediante la combustión de un gas combustible. Además la presente invención se refiere a un dispositivo para realizar el procedimiento.
MX2012001205A 2009-07-31 2010-07-15 Procedimiento de reduccion basado en gas de reformacion con emision reducida de nox. MX2012001205A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0121509A AT508522B1 (de) 2009-07-31 2009-07-31 Reformergasbasiertes reduktionsverfahren mit vermindertem nox-ausstoss
PCT/EP2010/060174 WO2011012452A1 (de) 2009-07-31 2010-07-15 Reformergasbasiertes reduktionsverfahren mit vermindertem nox-ausstoss

Publications (1)

Publication Number Publication Date
MX2012001205A true MX2012001205A (es) 2012-03-26

Family

ID=42751721

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012001205A MX2012001205A (es) 2009-07-31 2010-07-15 Procedimiento de reduccion basado en gas de reformacion con emision reducida de nox.

Country Status (12)

Country Link
US (2) US9181595B2 (es)
EP (1) EP2480691A1 (es)
JP (1) JP2013501138A (es)
KR (1) KR101679288B1 (es)
CN (1) CN102471811A (es)
AT (1) AT508522B1 (es)
AU (1) AU2010278187A1 (es)
CA (1) CA2769460C (es)
MX (1) MX2012001205A (es)
RU (1) RU2532757C2 (es)
SA (1) SA110310621B1 (es)
WO (1) WO2011012452A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT508522B1 (de) 2009-07-31 2011-04-15 Siemens Vai Metals Tech Gmbh Reformergasbasiertes reduktionsverfahren mit vermindertem nox-ausstoss
AT511243B1 (de) * 2011-03-17 2013-01-15 Siemens Vai Metals Tech Gmbh Hüttentechnische anlage mit effizienter abwärmenutzung
CN104212928B (zh) * 2014-09-15 2016-11-30 郦剑飞 快速还原窑炉及采用该快速还原窑炉进行还原的方法
EP3255158A1 (de) 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
EP3255157A1 (de) 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren zur direktreduktion mit trockener ventgasentstaubung
EP3453773A1 (de) 2017-09-06 2019-03-13 Primetals Technologies Austria GmbH Reduktionsgasgewinnung aus gesättigtem topgas
DE102017009097A1 (de) * 2017-09-28 2019-03-28 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Reduktion von Metalloxiden
US12534770B2 (en) 2020-04-27 2026-01-27 Jfe Steel Corporation Steelmaking line and method of producing reduced iron
US12060622B2 (en) 2021-01-07 2024-08-13 Nucor Corporation Direct reduced iron system and method
US20220372587A1 (en) * 2021-05-24 2022-11-24 Nucor Corporation Direct reduced iron system and method using synthetic combustion air
KR20250149732A (ko) * 2023-04-05 2025-10-16 아르셀러미탈 직접 환원 플랜트 및 직접 환원철을 제조하는 방법

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1055819A (en) 1964-12-07 1967-01-18 Exxon Research Engineering Co Reduction of iron ore
US3764123A (en) 1970-06-29 1973-10-09 Midland Ross Corp Method of and apparatus for reducing iron oxide to metallic iron
US3868211A (en) 1974-01-11 1975-02-25 Aqua Chem Inc Pollutant reduction with selective gas stack recirculation
AT360567B (de) * 1979-05-18 1981-01-26 Voest Alpine Ag Verfahren zur ueberwindung von betriebsstoerungen bei der kontinuierlichen direktreduktion von eisenerz und anlage dafuer
US4336063A (en) * 1980-09-29 1982-06-22 Hylsa, S.A. Method and apparatus for the gaseous reduction of iron ore to sponge iron
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
US4880459A (en) 1988-06-27 1989-11-14 T.C., Inc. Method of and apparatus for reducing iron oxide to metallic iron
DE3843830C2 (de) * 1988-12-24 1994-06-23 Horst Dr Meyrahn Verfahren zur Verminderung von NO¶x¶ in Rauchgasen
JPH04342401A (ja) * 1991-05-16 1992-11-27 Kobe Steel Ltd ガス改質方法
US5387274A (en) 1993-11-15 1995-02-07 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of iron carbide
US5542963A (en) 1994-09-21 1996-08-06 Sherwood; William L. Direct iron and steelmaking
US5858057A (en) 1996-09-25 1999-01-12 Hylsa S.A. De C.V. Method for producing direct reduced iron with a controlled amount of carbon
AT406382B (de) * 1996-11-06 2000-04-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm durch direktreduktion von eisenoxidhältigem material
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ES2441728T3 (es) * 2004-05-31 2014-02-06 Outotec Oyj Aparato y proceso de reducción directa
BRPI0611894B1 (pt) 2005-06-24 2015-07-21 Technological Resources Ptv Ltd Processo e usina para produzir ferro a partir de um material que contém ferro
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AT508522B1 (de) 2009-07-31 2011-04-15 Siemens Vai Metals Tech Gmbh Reformergasbasiertes reduktionsverfahren mit vermindertem nox-ausstoss

Also Published As

Publication number Publication date
AT508522A1 (de) 2011-02-15
RU2532757C2 (ru) 2014-11-10
US10030911B2 (en) 2018-07-24
RU2012107293A (ru) 2013-09-10
WO2011012452A1 (de) 2011-02-03
CA2769460C (en) 2019-02-19
CA2769460A1 (en) 2011-02-03
SA110310621B1 (ar) 2014-06-04
US9181595B2 (en) 2015-11-10
KR101679288B1 (ko) 2016-11-24
JP2013501138A (ja) 2013-01-10
EP2480691A1 (de) 2012-08-01
AU2010278187A1 (en) 2012-03-01
KR20120056260A (ko) 2012-06-01
US20150345869A1 (en) 2015-12-03
CN102471811A (zh) 2012-05-23
US20120160062A1 (en) 2012-06-28
AT508522B1 (de) 2011-04-15

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