DE112013004589T5 - Einblasvorrichtung für pulverisierte Kohle, damit ausgestatteter Hochofen, und Verfahren zum Zuführen von pulverisierter Kohle - Google Patents
Einblasvorrichtung für pulverisierte Kohle, damit ausgestatteter Hochofen, und Verfahren zum Zuführen von pulverisierter Kohle Download PDFInfo
- Publication number
- DE112013004589T5 DE112013004589T5 DE112013004589.3T DE112013004589T DE112013004589T5 DE 112013004589 T5 DE112013004589 T5 DE 112013004589T5 DE 112013004589 T DE112013004589 T DE 112013004589T DE 112013004589 T5 DE112013004589 T5 DE 112013004589T5
- Authority
- DE
- Germany
- Prior art keywords
- coal
- pulverized coal
- refined
- heat
- blast furnace
- 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.)
- Withdrawn
Links
- 239000003245 coal Substances 0.000 title claims abstract description 314
- 238000000034 method Methods 0.000 title claims description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 230000000694 effects Effects 0.000 claims abstract description 33
- 238000002347 injection Methods 0.000 claims abstract description 29
- 239000007924 injection Substances 0.000 claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 11
- 238000007670 refining Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910000805 Pig iron Inorganic materials 0.000 abstract description 25
- 238000007664 blowing Methods 0.000 abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 20
- 239000000446 fuel Substances 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 230000032258 transport Effects 0.000 description 17
- 230000009849 deactivation Effects 0.000 description 14
- 229910001873 dinitrogen Inorganic materials 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000002269 spontaneous effect Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002802 bituminous coal Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002716 delivery method Methods 0.000 description 1
- -1 heat Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000010763 heavy fuel oil Substances 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Images
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
- 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
-
- 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
- C21B2100/66—Heat exchange
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 |
|---|---|---|---|
| JPJP2012207274 | 2012-09-20 | ||
| JP2012207274A JP6012360B2 (ja) | 2012-09-20 | 2012-09-20 | 微粉炭吹き込み装置、これを備えた高炉設備、および微粉炭供給方法 |
| PCT/JP2013/074404 WO2014045946A1 (ja) | 2012-09-20 | 2013-09-10 | 微粉炭吹き込み装置、これを備えた高炉設備、および微粉炭供給方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112013004589T5 true DE112013004589T5 (de) | 2015-06-11 |
Family
ID=50341260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112013004589.3T Withdrawn DE112013004589T5 (de) | 2012-09-20 | 2013-09-10 | Einblasvorrichtung für pulverisierte Kohle, damit ausgestatteter Hochofen, und Verfahren zum Zuführen von pulverisierter Kohle |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20150225804A1 (enExample) |
| JP (1) | JP6012360B2 (enExample) |
| KR (1) | KR101648686B1 (enExample) |
| CN (1) | CN104641002A (enExample) |
| DE (1) | DE112013004589T5 (enExample) |
| IN (1) | IN2015DN01917A (enExample) |
| WO (1) | WO2014045946A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101611115B1 (ko) * | 2012-01-18 | 2016-04-08 | 미츠비시 쥬고교 가부시키가이샤 | 고로 설비 |
| JP6551471B2 (ja) * | 2016-07-29 | 2019-07-31 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP6551470B2 (ja) * | 2016-07-29 | 2019-07-31 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| CN107119160A (zh) * | 2017-07-10 | 2017-09-01 | 中冶华天南京工程技术有限公司 | 一种带压缩气体预热的高炉喷煤方法及系统 |
| CN107763651A (zh) * | 2017-09-14 | 2018-03-06 | 云南中翼鼎东能源科技开发有限公司 | 一种锅炉给煤的方法及其给煤系统 |
| CN112725556B (zh) * | 2021-01-19 | 2022-06-28 | 付光明 | 一种利用高炉铁水除尘循环热烟气加热煤粉的方法和装置 |
| CN119040534B (zh) * | 2024-10-31 | 2025-02-07 | 太原科峰喷煤有限公司 | 一种喷煤粉智能喷吹收集装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE630649A (enExample) * | 1962-04-05 | |||
| US3240587A (en) * | 1962-12-21 | 1966-03-15 | Allied Chem | Method for injecting particulate coal into a blast furnace |
| US4160663A (en) * | 1978-02-21 | 1979-07-10 | Jack Hsieh | Method for the direct reduction of iron ore |
| US4528069A (en) * | 1983-04-11 | 1985-07-09 | Inland Steel Company | Solvent pretreatment of coal to improve coke strength |
| JPH11310785A (ja) * | 1998-04-30 | 1999-11-09 | Mitsubishi Heavy Ind Ltd | 石炭改質方法及びその装置 |
| CN101413038B (zh) * | 2008-12-04 | 2011-03-23 | 沈阳东方钢铁有限公司 | 一种煤粉纯氧高炉炼铁工艺及其设备 |
| JP5759097B2 (ja) * | 2009-09-07 | 2015-08-05 | 宇部興産株式会社 | 固体燃料 |
| JP5521494B2 (ja) * | 2009-11-04 | 2014-06-11 | 新日鐵住金株式会社 | 石炭の改質方法、コークス及び焼結鉱の製造方法並びに高炉の操業方法 |
| CN102337141B (zh) * | 2010-07-16 | 2013-11-20 | 张文辉 | 一种制备高炉喷吹用燃料和运输燃油的方法 |
| CN101899542A (zh) * | 2010-08-05 | 2010-12-01 | 中冶南方工程技术有限公司 | 高炉喷煤喷吹系统 |
| JP5541195B2 (ja) | 2011-02-24 | 2014-07-09 | Ｊｆｅスチール株式会社 | 微粉炭の粒度分布測定方法 |
-
2012
- 2012-09-20 JP JP2012207274A patent/JP6012360B2/ja not_active Expired - Fee Related
-
2013
- 2013-09-10 IN IN1917DEN2015 patent/IN2015DN01917A/en unknown
- 2013-09-10 DE DE112013004589.3T patent/DE112013004589T5/de not_active Withdrawn
- 2013-09-10 US US14/428,558 patent/US20150225804A1/en not_active Abandoned
- 2013-09-10 CN CN201380048340.5A patent/CN104641002A/zh active Pending
- 2013-09-10 WO PCT/JP2013/074404 patent/WO2014045946A1/ja not_active Ceased
- 2013-09-10 KR KR1020157006470A patent/KR101648686B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| IN2015DN01917A (enExample) | 2015-08-07 |
| JP2014062292A (ja) | 2014-04-10 |
| KR20150040361A (ko) | 2015-04-14 |
| JP6012360B2 (ja) | 2016-10-25 |
| WO2014045946A8 (ja) | 2015-03-12 |
| KR101648686B1 (ko) | 2016-08-16 |
| CN104641002A (zh) | 2015-05-20 |
| WO2014045946A1 (ja) | 2014-03-27 |
| US20150225804A1 (en) | 2015-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |