KR20010012581A - 제련 환원 처리의 제어방법 - Google Patents

제련 환원 처리의 제어방법 Download PDF

Info

Publication number
KR20010012581A
KR20010012581A KR1019997010538A KR19997010538A KR20010012581A KR 20010012581 A KR20010012581 A KR 20010012581A KR 1019997010538 A KR1019997010538 A KR 1019997010538A KR 19997010538 A KR19997010538 A KR 19997010538A KR 20010012581 A KR20010012581 A KR 20010012581A
Authority
KR
South Korea
Prior art keywords
gas
controlling
reduction process
ratio
smelting reduction
Prior art date
Application number
KR1019997010538A
Other languages
English (en)
Other versions
KR100355696B1 (ko
Inventor
데니스마르크베르나르드
Original Assignee
핸드리크 코르넬리스 벤첼
코루스 스타알 베.뷔.
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 핸드리크 코르넬리스 벤첼, 코루스 스타알 베.뷔. filed Critical 핸드리크 코르넬리스 벤첼
Publication of KR20010012581A publication Critical patent/KR20010012581A/ko
Application granted granted Critical
Publication of KR100355696B1 publication Critical patent/KR100355696B1/ko

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/06—Making pig-iron other than in blast furnaces in rotary kilns
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Control Of Fluid Pressure (AREA)

Abstract

본 발명은 제련 환원 처리, 특히 선철을 제조하기 위한 사이클론 전로 처리에 관한 것으로,
- CO 및 CO2형태인 폐가스내 탄소 프랙션 C를 측정하고;
- H2및 H2O 형태인 폐가스내 수소 프랙션 H2를 측정하고;
- 폐가스내 C/H2비를 측정하고;
- 폐가스에서 측정된 C/H2비와 공급된 석탄에 대해 일반적인 C/H2비를 비교하고,
- 폐가스내 C/H2비에서의 차이에 근거해서 석탄 공급을 조절하는 것을 특징으로 한다.
KR1019997010538A 1997-07-11 1998-07-03 제련 환원 처리의 제어방법 KR100355696B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1006553A NL1006553C2 (nl) 1997-07-11 1997-07-11 Werkwijze voor het sturen (control) van een smelting reduction process.
NL1006553 1997-07-11

Publications (2)

Publication Number Publication Date
KR20010012581A true KR20010012581A (ko) 2001-02-15
KR100355696B1 KR100355696B1 (ko) 2002-10-11

Family

ID=19765328

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019997010538A KR100355696B1 (ko) 1997-07-11 1998-07-03 제련 환원 처리의 제어방법

Country Status (19)

Country Link
US (1) US6273931B1 (ko)
EP (1) EP0996749B1 (ko)
KR (1) KR100355696B1 (ko)
CN (1) CN1094980C (ko)
AT (1) ATE209694T1 (ko)
AU (1) AU724385B2 (ko)
BR (1) BR9811680A (ko)
CA (1) CA2296351C (ko)
DE (1) DE69802693T2 (ko)
ES (1) ES2167923T3 (ko)
ID (1) ID23039A (ko)
MY (1) MY120541A (ko)
NL (1) NL1006553C2 (ko)
PL (1) PL187541B1 (ko)
RU (1) RU2171850C1 (ko)
TW (1) TW397867B (ko)
UA (1) UA52761C2 (ko)
WO (1) WO1999002739A1 (ko)
ZA (1) ZA986036B (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200306826A (en) * 2002-01-10 2003-12-01 Novartis Ag Drug delivery systems for the prevention and treatment of vascular diseases
US7364691B2 (en) * 2004-06-08 2008-04-29 Technological Resources Pty. Limited Metallurgical vessel
DE102006017272A1 (de) * 2006-04-12 2007-10-18 Bst Safety Textiles Gmbh Airbaggewebe
NZ574330A (en) 2006-08-09 2011-05-27 Auckland Uniservices Ltd Monitoring data from plant sensors and using a complexity measure to assess predictability
CN103924024B (zh) * 2013-01-10 2016-02-24 宝山钢铁股份有限公司 一种铁浴熔融还原炉预还原方法
EP3084013B1 (en) 2013-12-19 2020-04-15 Tata Steel Nederland Technology B.V. Method to operate a smelt cyclone
CN106119543B (zh) * 2016-07-01 2019-03-08 北京中凯宏德科技有限公司 冶金电炉及熔炼方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1433443B2 (de) * 1964-05-23 1972-01-27 Fried Krupp GmbH, 4300 Essen Verfahren zur ueberwachung und regelung der sauerstoffauf blasverfahren
JPH01252715A (ja) * 1988-03-31 1989-10-09 Nippon Steel Corp 鉄浴式溶融還元炉の操業方法
JPH01275711A (ja) * 1988-04-28 1989-11-06 Sumitomo Metal Ind Ltd 溶融還元方法
JPH02221336A (ja) * 1989-02-21 1990-09-04 Nkk Corp Ｎｉ鉱石の溶融還元法
NL9401103A (nl) * 1994-07-01 1996-02-01 Hoogovens Groep Bv Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.
NL9500264A (nl) * 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.

Also Published As

Publication number Publication date
ZA986036B (en) 1999-01-26
TW397867B (en) 2000-07-11
AU724385B2 (en) 2000-09-21
UA52761C2 (uk) 2003-01-15
CA2296351A1 (en) 1999-01-21
KR100355696B1 (ko) 2002-10-11
EP0996749A1 (en) 2000-05-03
PL187541B1 (pl) 2004-07-30
NL1006553C2 (nl) 1999-01-12
CN1259172A (zh) 2000-07-05
DE69802693T2 (de) 2002-08-01
ATE209694T1 (de) 2001-12-15
AU8973798A (en) 1999-02-08
PL338006A1 (en) 2000-09-25
WO1999002739A1 (en) 1999-01-21
BR9811680A (pt) 2000-09-19
EP0996749B1 (en) 2001-11-28
RU2171850C1 (ru) 2001-08-10
ID23039A (id) 2000-01-06
DE69802693D1 (de) 2002-01-10
CN1094980C (zh) 2002-11-27
MY120541A (en) 2005-11-30
CA2296351C (en) 2004-02-17
RU2000103218A (ru) 2005-01-20
US6273931B1 (en) 2001-08-14
ES2167923T3 (es) 2002-05-16

Similar Documents

Publication Publication Date Title
MX9708848A (es) Metodo y aparato para la produccion de carburo ferrico.
CA2287646A1 (en) Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification
MY135442A (en) Start-up procedure for direct smelting process
CA2169020A1 (en) Method for Producing Molten Pig Iron
CA2302214A1 (en) Oxygen-fuel boost reformer process and apparatus
UA39143C2 (uk) Спосіб одержання рідкого чавуну або рідких сталевих напівпродуктів і установка для його здійснення
EP1114191A4 (en) DIRECT MELTING PROCESS
EP1114195A4 (en) DIRECT MELTING
AUPP554098A0 (en) A process and an apparatus for producing metals and metal alloys
AUPQ213099A0 (en) Pressure control
PL338039A1 (en) Method of utilisiong fine coal in a fusing and gasifying reactor
KR20010012581A (ko) 제련 환원 처리의 제어방법
TW360560B (en) Method for producing liquid pig iron or liquid steel pre-products and plant for carrying out the method
CA2259861A1 (en) Process for producing a reduction gas for reduction of metal ore
MY132734A (en) Process for producing sponge iron by direct reduction of iron-oxide-containing material
TW343998B (en) A process for producing liquid pig iron or liquid steel preproducts and sponge iron as well as a plant for carrying out the process
MY132721A (en) Process for making pig iron
TW349997B (en) Method and plant for producing liquid pig iron or liquid steel pre-products and sponge metal
TW356479B (en) Process for producing sponge iron
PL343489A1 (en) Method for reducing metal oxides and device for implementing said method
MY118778A (en) Method and apparatus for producing direct reduced iron with a controlled amount of carbon
MX9807177A (es) Procedimiento para la produccion de espuma metalica.
TH39128A (th) วิธีการควบคุมกระบวนการรีดักชันในการถลุงแร่
Kitagawa Production process of crude steel and iron source
WO2000036161A3 (fr) Procede pour l'enfournement de fines dans un four a arc

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20060818

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee