CN104411837B - 生铁制造方法及用于该方法的高炉设备 - Google Patents
生铁制造方法及用于该方法的高炉设备 Download PDFInfo
- Publication number
- CN104411837B CN104411837B CN201380035116.2A CN201380035116A CN104411837B CN 104411837 B CN104411837 B CN 104411837B CN 201380035116 A CN201380035116 A CN 201380035116A CN 104411837 B CN104411837 B CN 104411837B
- Authority
- CN
- China
- Prior art keywords
- blast
- furna
- pulverized coal
- main body
- coal injection
- 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.)
- Expired - Fee Related
Links
- 229910000805 Pig iron Inorganic materials 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims description 34
- 239000003245 coal Substances 0.000 claims abstract description 103
- 238000002347 injection Methods 0.000 claims abstract description 75
- 239000007924 injection Substances 0.000 claims abstract description 75
- 238000007664 blowing Methods 0.000 claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 230000004927 fusion Effects 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 15
- 239000011148 porous material Substances 0.000 claims abstract description 10
- 125000004430 oxygen atom Chemical group O* 0.000 claims abstract description 9
- 210000000056 organ Anatomy 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 58
- 239000001301 oxygen Substances 0.000 claims description 56
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 52
- 239000007921 spray Substances 0.000 claims description 23
- 239000002956 ash Substances 0.000 abstract description 22
- 239000010883 coal ash Substances 0.000 abstract description 20
- 238000011068 loading method Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 22
- 229910001873 dinitrogen Inorganic materials 0.000 description 8
- 239000002817 coal dust Substances 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000002802 bituminous coal Substances 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000009432 framing Methods 0.000 description 4
- 239000003077 lignite Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- 239000011269 tar Substances 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- -1 aldehyde radical Chemical class 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 125000004185 ester group Chemical group 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000002010 green coke Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/003—Injection of pulverulent coal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
- C21B7/163—Blowpipe assembly
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Blast Furnaces (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-179239 | 2012-08-13 | ||
| JP2012179239A JP5958935B2 (ja) | 2012-08-13 | 2012-08-13 | 銑鉄製造方法およびこれに使用する高炉設備 |
| PCT/JP2013/062157 WO2014027481A1 (ja) | 2012-08-13 | 2013-04-25 | 銑鉄製造方法およびこれに使用する高炉設備 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104411837A CN104411837A (zh) | 2015-03-11 |
| CN104411837B true CN104411837B (zh) | 2016-05-18 |
Family
ID=50285920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380035116.2A Expired - Fee Related CN104411837B (zh) | 2012-08-13 | 2013-04-25 | 生铁制造方法及用于该方法的高炉设备 |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9556497B2 (en) * | 2012-01-18 | 2017-01-31 | Mitsubishi Heavy Industries, Ltd. | Blast furnace |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1680607A (zh) * | 2004-04-09 | 2005-10-12 | 刘仁生 | 用于高炉喷吹的贫瘦煤的优化处理方法 |
| CN101476003A (zh) * | 2009-02-06 | 2009-07-08 | 杨子毅 | 碱性高炉喷吹煤基直接还原剂及其生产方法 |
| CN102269757A (zh) * | 2011-06-30 | 2011-12-07 | 首钢总公司 | 喷吹煤综合性能评价方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3165302A (en) * | 1960-03-21 | 1965-01-12 | Joy Mfg Co | Apparatus for heating blast furnace feed gas |
| JPH05156330A (ja) | 1991-12-04 | 1993-06-22 | Sumitomo Metal Ind Ltd | 高炉羽口微粉炭吹き込み方法 |
| JPH09263807A (ja) * | 1996-03-27 | 1997-10-07 | Nisshin Steel Co Ltd | 高炉への微粉炭吹き込み方法 |
| JPH1152508A (ja) | 1997-07-29 | 1999-02-26 | Fuji Photo Film Co Ltd | ハロゲン化銀感光材料 |
| US6090182A (en) * | 1997-10-29 | 2000-07-18 | Praxair Technology, Inc. | Hot oxygen blast furnace injection system |
| JP4608752B2 (ja) * | 1999-10-20 | 2011-01-12 | Ｊｆｅスチール株式会社 | 高炉用高反応性高強度コークスおよびその製造方法 |
| JP5273166B2 (ja) * | 2000-08-10 | 2013-08-28 | Ｊｆｅスチール株式会社 | 微粉炭の多量吹込みによる高炉操業方法 |
| JP2006028538A (ja) * | 2004-07-12 | 2006-02-02 | Sumitomo Metal Ind Ltd | 高温被還元性に優れた焼結鉱を使用する高炉の操業方法 |
| US20060108721A1 (en) * | 2004-11-19 | 2006-05-25 | Lew Holdings, Llc | Single vessel blast furnace and steel making/gasifying apparatus and process |
| JP2007169750A (ja) * | 2005-12-26 | 2007-07-05 | Jfe Steel Kk | 高炉操業方法 |
| JP4933925B2 (ja) * | 2007-03-20 | 2012-05-16 | 株式会社神戸製鋼所 | 粉体複合吹き込み高炉操業方法 |
| JP5177101B2 (ja) * | 2008-09-16 | 2013-04-03 | 新日鐵住金株式会社 | 高反応性小塊コークスの製造方法 |
| US8999033B2 (en) * | 2010-12-15 | 2015-04-07 | Midrex Technologies, Inc. | Method and system for producing direct reduced iron and/or hot metal using brown coal |
| KR101242696B1 (ko) * | 2010-12-28 | 2013-03-12 | 주식회사 포스코 | 연소실의 연소 제어방법 |
-
2012
- 2012-08-13 JP JP2012179239A patent/JP5958935B2/ja not_active Expired - Fee Related
-
2013
- 2013-04-25 US US14/413,879 patent/US20150176096A1/en not_active Abandoned
- 2013-04-25 IN IN505DEN2015 patent/IN2015DN00505A/en unknown
- 2013-04-25 WO PCT/JP2013/062157 patent/WO2014027481A1/ja active Application Filing
- 2013-04-25 CN CN201380035116.2A patent/CN104411837B/zh not_active Expired - Fee Related
- 2013-04-25 KR KR1020157001014A patent/KR101648683B1/ko not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1680607A (zh) * | 2004-04-09 | 2005-10-12 | 刘仁生 | 用于高炉喷吹的贫瘦煤的优化处理方法 |
| CN101476003A (zh) * | 2009-02-06 | 2009-07-08 | 杨子毅 | 碱性高炉喷吹煤基直接还原剂及其生产方法 |
| CN102269757A (zh) * | 2011-06-30 | 2011-12-07 | 首钢总公司 | 喷吹煤综合性能评价方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20150020248A (ko) | 2015-02-25 |
| JP2014037559A (ja) | 2014-02-27 |
| KR101648683B1 (ko) | 2016-08-16 |
| US20150176096A1 (en) | 2015-06-25 |
| WO2014027481A1 (ja) | 2014-02-20 |
| CN104411837A (zh) | 2015-03-11 |
| IN2015DN00505A (enrdf_load_stackoverflow) | 2015-06-26 |
| JP5958935B2 (ja) | 2016-08-02 |
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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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20180425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |