BR9204824A - Processo de descarbonizacao de metal fundido no refino de aco usando redes neurais - Google Patents

Processo de descarbonizacao de metal fundido no refino de aco usando redes neurais

Info

Publication number
BR9204824A
BR9204824A BR9204824A BR9204824A BR9204824A BR 9204824 A BR9204824 A BR 9204824A BR 9204824 A BR9204824 A BR 9204824A BR 9204824 A BR9204824 A BR 9204824A BR 9204824 A BR9204824 A BR 9204824A
Authority
BR
Brazil
Prior art keywords
neural networks
cast metal
steel refining
decarbonization process
decarbonization
Prior art date
Application number
BR9204824A
Other languages
English (en)
Inventor
Jonathan Jay Feinstein
Richard Benedict Mazzarella
Lanier Stambaugh
Original Assignee
Praxair Technology 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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BR9204824A publication Critical patent/BR9204824A/pt

Links

Classifications

    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S706/00—Data processing: artificial intelligence
    • Y10S706/902—Application using ai with detail of the ai system
    • Y10S706/903—Control
    • Y10S706/904—Manufacturing or machine, e.g. agricultural machinery, machine tool

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BR9204824A 1991-12-03 1992-12-03 Processo de descarbonizacao de metal fundido no refino de aco usando redes neurais BR9204824A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/802,046 US5327357A (en) 1991-12-03 1991-12-03 Method of decarburizing molten metal in the refining of steel using neural networks

Publications (1)

Publication Number Publication Date
BR9204824A true BR9204824A (pt) 1993-06-08

Family

ID=25182697

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9204824A BR9204824A (pt) 1991-12-03 1992-12-03 Processo de descarbonizacao de metal fundido no refino de aco usando redes neurais

Country Status (10)

Country Link
US (1) US5327357A (pt)
EP (1) EP0545379B1 (pt)
KR (1) KR0148273B1 (pt)
CN (1) CN1037455C (pt)
BR (1) BR9204824A (pt)
CA (1) CA2084396C (pt)
DE (1) DE69209622T2 (pt)
ES (1) ES2085539T3 (pt)
MX (1) MX9206989A (pt)
ZA (1) ZA929352B (pt)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19547010C2 (de) * 1994-12-19 2001-05-31 Siemens Ag Verfahren und Vorrichtung zur Überwachung des Prozeßablaufs bei der Strahlerzeugung nach dem Sauerstoffaufblasverfahren
US5746511A (en) * 1996-01-03 1998-05-05 Rosemount Inc. Temperature transmitter with on-line calibration using johnson noise
US6654697B1 (en) 1996-03-28 2003-11-25 Rosemount Inc. Flow measurement with diagnostics
US7254518B2 (en) * 1996-03-28 2007-08-07 Rosemount Inc. Pressure transmitter with diagnostics
US6907383B2 (en) 1996-03-28 2005-06-14 Rosemount Inc. Flow diagnostic system
US7949495B2 (en) 1996-03-28 2011-05-24 Rosemount, Inc. Process variable transmitter with diagnostics
US8290721B2 (en) 1996-03-28 2012-10-16 Rosemount Inc. Flow measurement diagnostics
US7085610B2 (en) 1996-03-28 2006-08-01 Fisher-Rosemount Systems, Inc. Root cause diagnostics
US7630861B2 (en) 1996-03-28 2009-12-08 Rosemount Inc. Dedicated process diagnostic device
US6539267B1 (en) 1996-03-28 2003-03-25 Rosemount Inc. Device in a process system for determining statistical parameter
US6017143A (en) * 1996-03-28 2000-01-25 Rosemount Inc. Device in a process system for detecting events
US7623932B2 (en) 1996-03-28 2009-11-24 Fisher-Rosemount Systems, Inc. Rule set for root cause diagnostics
US6754601B1 (en) 1996-11-07 2004-06-22 Rosemount Inc. Diagnostics for resistive elements of process devices
US6519546B1 (en) 1996-11-07 2003-02-11 Rosemount Inc. Auto correcting temperature transmitter with resistance based sensor
US6434504B1 (en) 1996-11-07 2002-08-13 Rosemount Inc. Resistance based process control device diagnostics
US5956663A (en) * 1996-11-07 1999-09-21 Rosemount, Inc. Signal processing technique which separates signal components in a sensor for sensor diagnostics
US6449574B1 (en) 1996-11-07 2002-09-10 Micro Motion, Inc. Resistance based process control device diagnostics
US6601005B1 (en) 1996-11-07 2003-07-29 Rosemount Inc. Process device diagnostics using process variable sensor signal
US5828567A (en) * 1996-11-07 1998-10-27 Rosemount Inc. Diagnostics for resistance based transmitter
DE69714606T9 (de) * 1996-12-31 2004-09-09 Rosemount Inc., Eden Prairie Vorrichtung zur überprüfung eines von einer anlage kommenden steuersignals in einer prozesssteuerung
CN1177266C (zh) 1997-10-13 2004-11-24 罗斯蒙德公司 工业过程中现场的过程设备及其形成方法
DE19748310C1 (de) * 1997-10-31 1998-12-17 Siemens Ag Verfahren und Einrichtung zur Steuerung der Schaumschlackenbildung in einem Lichtbogenofen
US6611775B1 (en) 1998-12-10 2003-08-26 Rosemount Inc. Electrode leakage diagnostics in a magnetic flow meter
US6615149B1 (en) 1998-12-10 2003-09-02 Rosemount Inc. Spectral diagnostics in a magnetic flow meter
US7206646B2 (en) 1999-02-22 2007-04-17 Fisher-Rosemount Systems, Inc. Method and apparatus for performing a function in a plant using process performance monitoring with process equipment monitoring and control
US6633782B1 (en) 1999-02-22 2003-10-14 Fisher-Rosemount Systems, Inc. Diagnostic expert in a process control system
US7562135B2 (en) 2000-05-23 2009-07-14 Fisher-Rosemount Systems, Inc. Enhanced fieldbus device alerts in a process control system
US6298454B1 (en) 1999-02-22 2001-10-02 Fisher-Rosemount Systems, Inc. Diagnostics in a process control system
US8044793B2 (en) 2001-03-01 2011-10-25 Fisher-Rosemount Systems, Inc. Integrated device alerts in a process control system
WO2000068654A1 (en) 1999-05-11 2000-11-16 Georgia Tech Research Corporation Laser doppler vibrometer for remote assessment of structural components
US6356191B1 (en) 1999-06-17 2002-03-12 Rosemount Inc. Error compensation for a process fluid temperature transmitter
US7010459B2 (en) 1999-06-25 2006-03-07 Rosemount Inc. Process device diagnostics using process variable sensor signal
EP1247268B2 (en) 1999-07-01 2009-08-05 Rosemount Inc. Low power two-wire self validating temperature transmitter
US6505517B1 (en) 1999-07-23 2003-01-14 Rosemount Inc. High accuracy signal processing for magnetic flowmeter
US6701274B1 (en) 1999-08-27 2004-03-02 Rosemount Inc. Prediction of error magnitude in a pressure transmitter
US6556145B1 (en) 1999-09-24 2003-04-29 Rosemount Inc. Two-wire fluid temperature transmitter with thermocouple diagnostics
US6442536B1 (en) * 2000-01-18 2002-08-27 Praxair Technology, Inc. Method for predicting flammability limits of complex mixtures
AU2001285629A1 (en) 2000-08-11 2002-02-25 Dofasco Inc. Desulphurization reagent control method and system
US6735484B1 (en) 2000-09-20 2004-05-11 Fargo Electronics, Inc. Printer with a process diagnostics system for detecting events
JP4160399B2 (ja) 2001-03-01 2008-10-01 フィッシャー−ローズマウント システムズ， インコーポレイテッド プロセスプラント内の指標の作成と表示
US7720727B2 (en) 2001-03-01 2010-05-18 Fisher-Rosemount Systems, Inc. Economic calculations in process control system
JP2004533036A (ja) 2001-03-01 2004-10-28 フィッシャー−ローズマウント システムズ， インコーポレイテッド プロセスプラントにおけるデータ共有
US8073967B2 (en) 2002-04-15 2011-12-06 Fisher-Rosemount Systems, Inc. Web services-based communications for use with process control systems
US6970003B2 (en) 2001-03-05 2005-11-29 Rosemount Inc. Electronics board life prediction of microprocessor-based transmitters
US6629059B2 (en) 2001-05-14 2003-09-30 Fisher-Rosemount Systems, Inc. Hand held diagnostic and communication device with automatic bus detection
KR20040014599A (ko) * 2001-07-02 2004-02-14 신닛뽄세이테쯔 카부시키카이샤 크롬함유 용강의 탈탄 정련 방법
US6772036B2 (en) 2001-08-30 2004-08-03 Fisher-Rosemount Systems, Inc. Control system using process model
AT411068B (de) * 2001-11-13 2003-09-25 Voest Alpine Ind Anlagen Verfahren zur herstellung einer metallschmelze in einer hüttentechnischen anlage
EP1487603A2 (en) 2002-03-27 2004-12-22 Praxair Technology, Inc. Luminescence sensing system for welding
FR2838508B1 (fr) * 2002-04-15 2004-11-26 Air Liquide Procede de production de metal liquide dans un four electrique
RU2324171C2 (ru) 2003-07-18 2008-05-10 Роузмаунт Инк. Диагностика процесса
US7018800B2 (en) 2003-08-07 2006-03-28 Rosemount Inc. Process device with quiescent current diagnostics
US7627441B2 (en) 2003-09-30 2009-12-01 Rosemount Inc. Process device with vibration based diagnostics
US7523667B2 (en) 2003-12-23 2009-04-28 Rosemount Inc. Diagnostics of impulse piping in an industrial process
US6920799B1 (en) 2004-04-15 2005-07-26 Rosemount Inc. Magnetic flow meter with reference electrode
US7046180B2 (en) 2004-04-21 2006-05-16 Rosemount Inc. Analog-to-digital converter with range error detection
US8005647B2 (en) 2005-04-08 2011-08-23 Rosemount, Inc. Method and apparatus for monitoring and performing corrective measures in a process plant using monitoring data with corrective measures data
US9201420B2 (en) 2005-04-08 2015-12-01 Rosemount, Inc. Method and apparatus for performing a function in a process plant using monitoring data with criticality evaluation data
US8112565B2 (en) 2005-06-08 2012-02-07 Fisher-Rosemount Systems, Inc. Multi-protocol field device interface with automatic bus detection
US7272531B2 (en) 2005-09-20 2007-09-18 Fisher-Rosemount Systems, Inc. Aggregation of asset use indices within a process plant
US20070068225A1 (en) 2005-09-29 2007-03-29 Brown Gregory C Leak detector for process valve
US7953501B2 (en) 2006-09-25 2011-05-31 Fisher-Rosemount Systems, Inc. Industrial process control loop monitor
US8788070B2 (en) 2006-09-26 2014-07-22 Rosemount Inc. Automatic field device service adviser
WO2008042290A2 (en) 2006-09-29 2008-04-10 Rosemount Inc. Magnetic flowmeter with verification
US7321846B1 (en) 2006-10-05 2008-01-22 Rosemount Inc. Two-wire process control loop diagnostics
US8898036B2 (en) 2007-08-06 2014-11-25 Rosemount Inc. Process variable transmitter with acceleration sensor
US8301676B2 (en) 2007-08-23 2012-10-30 Fisher-Rosemount Systems, Inc. Field device with capability of calculating digital filter coefficients
US7702401B2 (en) 2007-09-05 2010-04-20 Fisher-Rosemount Systems, Inc. System for preserving and displaying process control data associated with an abnormal situation
US7590511B2 (en) 2007-09-25 2009-09-15 Rosemount Inc. Field device for digital process control loop diagnostics
US8055479B2 (en) 2007-10-10 2011-11-08 Fisher-Rosemount Systems, Inc. Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process
US7921734B2 (en) 2009-05-12 2011-04-12 Rosemount Inc. System to detect poor process ground connections
CN102033978B (zh) * 2010-09-19 2012-07-25 首钢总公司 一种淬透性预报及生产窄淬透性带钢的方法
US9207670B2 (en) 2011-03-21 2015-12-08 Rosemount Inc. Degrading sensor detection implemented within a transmitter
US9927788B2 (en) 2011-05-19 2018-03-27 Fisher-Rosemount Systems, Inc. Software lockout coordination between a process control system and an asset management system
CN103031398B (zh) * 2011-09-30 2014-04-02 鞍钢股份有限公司 一种转炉冶炼终点碳含量预报装置及预报方法
CN102690923B (zh) * 2012-06-13 2013-11-06 鞍钢股份有限公司 一种转炉副枪过程碳含量预报方法
US9052240B2 (en) 2012-06-29 2015-06-09 Rosemount Inc. Industrial process temperature transmitter with sensor stress diagnostics
US9207129B2 (en) 2012-09-27 2015-12-08 Rosemount Inc. Process variable transmitter with EMF detection and correction
US9602122B2 (en) 2012-09-28 2017-03-21 Rosemount Inc. Process variable measurement noise diagnostic
CN106339020B (zh) * 2015-07-16 2018-06-05 广东兴发铝业有限公司 基于神经网络的铝型材表面氧化自动控制系统
US11200489B2 (en) 2018-01-30 2021-12-14 Imubit Israel Ltd. Controller training based on historical data
JP6976456B2 (ja) * 2018-10-30 2021-12-08 昭和電工株式会社 材料設計装置、材料設計方法、及び材料設計プログラム
US12509739B2 (en) 2020-02-06 2025-12-30 Jfe Steel Corporation Decarburization end point determination method, decarburization end point determination device, secondary refining operation method for steel making, and method for producing molten steel
CN111353656B (zh) * 2020-03-23 2021-05-07 大连理工大学 一种基于生产计划的钢铁企业氧气负荷预测方法
CN111985682B (zh) * 2020-07-13 2024-03-22 中石化宁波工程有限公司 基于神经网络的水煤浆气化炉炉温预测方法
CN113061683B (zh) * 2021-03-16 2022-04-26 马鞍山钢铁股份有限公司 转炉终点氧和转炉终点补吹次数质量因子的自动匹配方法
CN113343576B (zh) 2021-06-22 2022-03-11 燕山大学 基于深度神经网络的钙处理过程中钙的收得率的预测方法
CN114611844B (zh) * 2022-05-11 2022-08-05 北京科技大学 一种转炉出钢过程合金加入量的确定方法和系统
CN119101780B (zh) * 2024-09-03 2025-04-15 四川德润钢铁集团航达钢铁有限责任公司 一种电炉炼钢超低排放智能控制方法
CN119265387B (zh) * 2024-12-09 2025-04-11 湖州永兴特种不锈钢有限公司 一种高纯净度不锈钢的生产工艺控制方法
CN120989335B (zh) * 2025-10-24 2026-02-06 衡阳镭目科技有限责任公司 一种应用于rh炉的全流程智能精炼系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816720A (en) * 1971-11-01 1974-06-11 Union Carbide Corp Process for the decarburization of molten metal
US3754894A (en) * 1972-04-20 1973-08-28 Joslyn Mfg & Supply Co Nitrogen control in argon oxygen refining of molten metal
JPH0232679A (ja) * 1988-07-22 1990-02-02 Hitachi Ltd ニューラルネットによるデータ通信方法および装置
US5003490A (en) * 1988-10-07 1991-03-26 Hughes Aircraft Company Neural network signal processor

Also Published As

Publication number Publication date
EP0545379B1 (en) 1996-04-03
DE69209622D1 (de) 1996-05-09
CN1037455C (zh) 1998-02-18
CA2084396A1 (en) 1993-06-04
US5327357A (en) 1994-07-05
MX9206989A (es) 1994-05-31
CN1074244A (zh) 1993-07-14
KR930013177A (ko) 1993-07-21
ZA929352B (en) 1993-06-04
ES2085539T3 (es) 1996-06-01
CA2084396C (en) 1998-07-28
EP0545379A1 (en) 1993-06-09
DE69209622T2 (de) 1996-10-02
KR0148273B1 (ko) 1998-11-02

Similar Documents

Publication Publication Date Title
ZA929352B (en) Method of decarburizing molten metal in the refining of steel using neural networks.
BR8103798A (pt) Processo para recuperacao de teores de metal e banho e eletroganho
EP0643154A3 (en) Composition and method for surface treatment of copper and copper alloys.
BR7902352A (pt) Processo e instalacao de tratamento e de manutencao de escoria metalurgica
BR9003744A (pt) Processo de reducao direta de oxidos de metal contendo ferro
DE3171978D1 (en) Method of and arrangement for producing molten pig iron or steel prematerial
BR8806668A (pt) Processo e aparelho para reducao de minerio de ferro por fundicao
BR9701233A (pt) Processo para tratamento de minérios de sulfeto contendo ouro e/ou prata e como metal acompanhante pelo menos ferro
BR9502692A (pt) Processo de refino de descarbonetação de aço fundido contendo cr.
BR7802357A (pt) Processo e instalacao de tratamento de escoria metalurgica
BR9200615A (pt) Ferro fundido nodular e processo de obtencao de ferro fundido nodular
BR9504451A (pt) Processo de produçao de um aço acalmado por aluminio em estado de fusao
BR9301120A (pt) Processo de fosfatacao de pecas de aco
BR8807195A (pt) Processo para descarburizar metal fundido com elevado teor de cromo
BR9710584A (pt) Redu-Æo do metal e processo de fundi-Æo
BR9505347A (pt) Processo de obtençao de peças de ferro fundido cinzento de alto carbono e ferro fundido cinzento de alto carbono
BR9101987A (pt) Processo metalurgico de fusao de producao de ligas ducteis
NO944446D0 (no) Fremgangsmåte ved fremstilling av metall
BR8605385A (pt) Aparelho e processo para resfriar escoria de metal nao-ferroso
BR8706235A (pt) Processo,e coquilha,para lingotamento continuo de cordoes de metal,em particular de cordoes de aco
IT7822571A0 (it) Processo per proteggere il ferro e l'acciaio contro la corrosione.
BR8504128A (pt) Processo de purificacao de metal refratario
BR8200425A (pt) Processo de produzir metal em fusao compreendendo principalmente manganes e ferro
BR8206602A (pt) Processo de agitar metal derretido e cilindro refratario
KR950701012A (ko) 금속을 처리하기 위한 조성물 및 방법(composition and process for treating metal)

Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE 12A., 13A., 14A., 15A., 16A., 17A. E 18A. ANUIDADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 12A, 13A, 14A, 15A, 16A, 17A E 18A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.