CN104704131A - 一种流化还原炉的还原性气体吹入装置 - Google Patents
一种流化还原炉的还原性气体吹入装置 Download PDFInfo
- Publication number
- CN104704131A CN104704131A CN201280076126.6A CN201280076126A CN104704131A CN 104704131 A CN104704131 A CN 104704131A CN 201280076126 A CN201280076126 A CN 201280076126A CN 104704131 A CN104704131 A CN 104704131A
- Authority
- CN
- China
- Prior art keywords
- reducing gas
- reduction
- fluidized
- nozzle
- blowing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000009467 reduction Effects 0.000 title claims abstract description 53
- 238000007664 blowing Methods 0.000 title claims abstract description 25
- 239000007770 graphite material Substances 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 45
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003292 diminished effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 52
- 229910052742 iron Inorganic materials 0.000 description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- 238000002844 melting Methods 0.000 description 13
- 230000008018 melting Effects 0.000 description 13
- 229910002804 graphite Inorganic materials 0.000 description 12
- 239000010439 graphite Substances 0.000 description 12
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 8
- 239000003245 coal Substances 0.000 description 8
- 239000000428 dust Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000001149 thermolysis Methods 0.000 description 3
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
- F27B15/02—Details, accessories or equipment specially adapted for furnaces of these types
- F27B15/10—Arrangements of air or gas supply devices
-
- 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)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2012/008302 WO2014058088A1 (ko) | 2012-10-12 | 2012-10-12 | 유동 환원로의 환원가스 취입장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104704131A true CN104704131A (zh) | 2015-06-10 |
Family
ID=50477544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280076126.6A Pending CN104704131A (zh) | 2012-10-12 | 2012-10-12 | 一种流化还原炉的还原性气体吹入装置 |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN104704131A (enrdf_load_stackoverflow) |
| IN (1) | IN2015DN03333A (enrdf_load_stackoverflow) |
| WO (1) | WO2014058088A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923733A (zh) * | 2021-02-02 | 2021-06-08 | 北京绿清科技有限公司 | 采用多炉串联分级熔融炉生产碳化硅的方法以及专用生产系统 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6213763A (ja) * | 1985-07-09 | 1987-01-22 | Nissan Motor Co Ltd | 燃料ガス発生器のノズル |
| CN86101920A (zh) * | 1986-03-22 | 1987-09-30 | 布赖恩·哈丁 | 流化床 |
| KR20030052394A (ko) * | 2001-12-21 | 2003-06-27 | 주식회사 포스코 | 유동층로의 가스분산판 노즐 |
| KR20100023382A (ko) * | 2008-08-21 | 2010-03-04 | 한국에너지기술연구원 | 유동층 장치의 가스분산판 |
| KR20110075908A (ko) * | 2009-12-29 | 2011-07-06 | 주식회사 포스코 | 가스분산유닛 및 이를 포함하는 유동 환원로 |
| CN102713001A (zh) * | 2009-11-18 | 2012-10-03 | 瑞科硅公司 | 流化床反应器 |
-
2012
- 2012-10-12 IN IN3333DEN2015 patent/IN2015DN03333A/en unknown
- 2012-10-12 WO PCT/KR2012/008302 patent/WO2014058088A1/ko active Application Filing
- 2012-10-12 CN CN201280076126.6A patent/CN104704131A/zh active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6213763A (ja) * | 1985-07-09 | 1987-01-22 | Nissan Motor Co Ltd | 燃料ガス発生器のノズル |
| CN86101920A (zh) * | 1986-03-22 | 1987-09-30 | 布赖恩·哈丁 | 流化床 |
| KR20030052394A (ko) * | 2001-12-21 | 2003-06-27 | 주식회사 포스코 | 유동층로의 가스분산판 노즐 |
| KR20100023382A (ko) * | 2008-08-21 | 2010-03-04 | 한국에너지기술연구원 | 유동층 장치의 가스분산판 |
| CN102713001A (zh) * | 2009-11-18 | 2012-10-03 | 瑞科硅公司 | 流化床反应器 |
| KR20110075908A (ko) * | 2009-12-29 | 2011-07-06 | 주식회사 포스코 | 가스분산유닛 및 이를 포함하는 유동 환원로 |
Non-Patent Citations (1)
| Title |
|---|
| 欧阳德刚等: "无气化室喷枪长寿命综合技术的研究与应用", 《炼钢》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923733A (zh) * | 2021-02-02 | 2021-06-08 | 北京绿清科技有限公司 | 采用多炉串联分级熔融炉生产碳化硅的方法以及专用生产系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| IN2015DN03333A (enrdf_load_stackoverflow) | 2015-10-23 |
| WO2014058088A1 (ko) | 2014-04-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150610 |
|
| RJ01 | Rejection of invention patent application after publication |