JP2009221547A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2009221547A5 JP2009221547A5 JP2008067828A JP2008067828A JP2009221547A5 JP 2009221547 A5 JP2009221547 A5 JP 2009221547A5 JP 2008067828 A JP2008067828 A JP 2008067828A JP 2008067828 A JP2008067828 A JP 2008067828A JP 2009221547 A5 JP2009221547 A5 JP 2009221547A5
- Authority
- JP
- Japan
- Prior art keywords
- gas
- blast furnace
- preheating
- bfg
- reducing
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 claims description 59
- 239000000567 combustion gas Substances 0.000 claims description 19
- 238000011017 operating method Methods 0.000 claims description 19
- 238000007664 blowing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 230000002093 peripheral Effects 0.000 claims description 5
- 239000000571 coke Substances 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000003245 coal Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000005243 fluidization Methods 0.000 claims description 2
- 238000002309 gasification Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000003915 liquefied petroleum gas Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000002407 reforming Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 230000002194 synthesizing Effects 0.000 claims description 2
- 239000002801 charged material Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010298 pulverizing process Methods 0.000 claims 1
- 238000000227 grinding Methods 0.000 description 2
- 241000894007 species Species 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008067828A JP4661890B2 (ja) | 2008-03-17 | 2008-03-17 | 高炉操業方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008067828A JP4661890B2 (ja) | 2008-03-17 | 2008-03-17 | 高炉操業方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009221547A JP2009221547A (ja) | 2009-10-01 |
| JP2009221547A5 true JP2009221547A5 (pt) | 2010-08-05 |
| JP4661890B2 JP4661890B2 (ja) | 2011-03-30 |
Family
ID=41238621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008067828A Active JP4661890B2 (ja) | 2008-03-17 | 2008-03-17 | 高炉操業方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4661890B2 (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4760977B2 (ja) * | 2009-10-22 | 2011-08-31 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP4760976B2 (ja) * | 2009-10-22 | 2011-08-31 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP5779839B2 (ja) * | 2010-03-31 | 2015-09-16 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP5589765B2 (ja) * | 2010-10-28 | 2014-09-17 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP5630223B2 (ja) * | 2010-11-10 | 2014-11-26 | 新日鐵住金株式会社 | 炉頂ガスを循環した直接還元炉の操業方法 |
| JP5708029B2 (ja) * | 2011-02-25 | 2015-04-30 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP2013147692A (ja) * | 2012-01-18 | 2013-08-01 | Jfe Steel Corp | 高出銑比高炉操業方法 |
| JP5770124B2 (ja) * | 2012-03-06 | 2015-08-26 | 新日鐵住金株式会社 | 高炉操業方法 |
| JP6258039B2 (ja) * | 2014-01-07 | 2018-01-10 | 新日鐵住金株式会社 | 高炉の操業方法 |
| FI3412780T3 (fi) | 2016-02-05 | 2024-07-11 | Nippon Steel Corp | Menetelmä vetypitoisen pelkistyskaasun syöttämiseksi masuunin kuiluosaan |
| AU2020393659B2 (en) * | 2019-11-29 | 2023-07-20 | Jfe Steel Corporation | Blast furnace operation method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6033305A (ja) * | 1983-08-04 | 1985-02-20 | Nippon Steel Corp | 高炉操業法 |
| JP2007186759A (ja) * | 2006-01-13 | 2007-07-26 | Jfe Steel Kk | 高炉操業方法 |
-
2008
- 2008-03-17 JP JP2008067828A patent/JP4661890B2/ja active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2009221547A5 (pt) | ||
| JP4661890B2 (ja) | 高炉操業方法 | |
| CN101023023B (zh) | 由焦炉气制备清洁的还原性气体的方法和设备 | |
| EP2350324B1 (en) | Method for operating a blast furnace | |
| CN108699612B (zh) | 向高炉炉身部供给含氢气的还原气体的方法 | |
| CN113999945A (zh) | 高炉的操作方法 | |
| US20160168652A1 (en) | Desulfurization of gases in the production of pig iron | |
| US20170058373A1 (en) | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace | |
| TWI803522B (zh) | 用於製造熱合成氣(尤其用於鼓風爐操作)之方法 | |
| JP5315732B2 (ja) | 高炉操業方法 | |
| WO2018057025A1 (en) | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace | |
| JPS585229B2 (ja) | 冶金利用のための還元ガスを製造する方法及び装置 | |
| KR20180071373A (ko) | 액상 선철 제조 방법 | |
| AU2012265081B2 (en) | Reduction of metal oxides using a gas stream containing both hydrocarbon and hydrogen | |
| US10508314B2 (en) | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace | |
| JP6322033B2 (ja) | 高炉の操業方法 | |
| TW202330942A (zh) | 用於操作豎爐設備之方法 | |
| RU2715932C1 (ru) | Способ прямого восстановления с использованием отходящего газа | |
| CN113825845B (zh) | 用于操作冶金炉的方法 | |
| AU2013220676B2 (en) | Method and device for reducing iron oxide-containing feedstocks | |
| JP6137087B2 (ja) | 焼結鉱の製造方法 | |
| JP2013100582A (ja) | 製鉄用原料の改質方法 | |
| JP6070131B2 (ja) | 還元鉄の製造方法 | |
| JP2005089797A (ja) | 水素と還元鉄の製造方法及び装置 | |
| WO2024171511A1 (ja) | 高炉の操業方法 |