CN117327857A - 一种生物质炭用于转底炉直接还原的方法 - Google Patents
一种生物质炭用于转底炉直接还原的方法 Download PDFInfo
- Publication number
- CN117327857A CN117327857A CN202311305481.2A CN202311305481A CN117327857A CN 117327857 A CN117327857 A CN 117327857A CN 202311305481 A CN202311305481 A CN 202311305481A CN 117327857 A CN117327857 A CN 117327857A
- Authority
- CN
- China
- Prior art keywords
- roasting
- treatment
- pellets
- biomass
- equal
- 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
- 239000002028 Biomass Substances 0.000 title claims abstract description 72
- 239000003610 charcoal Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000008188 pellet Substances 0.000 claims abstract description 91
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 77
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 76
- 239000000428 dust Substances 0.000 claims abstract description 62
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 238000001035 drying Methods 0.000 claims abstract description 25
- 238000005453 pelletization Methods 0.000 claims abstract description 17
- 230000009467 reduction Effects 0.000 claims abstract description 11
- 239000012298 atmosphere Substances 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 21
- 239000011701 zinc Substances 0.000 claims description 21
- 229910052725 zinc Inorganic materials 0.000 claims description 21
- 229910052742 iron Inorganic materials 0.000 claims description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 12
- 239000003546 flue gas Substances 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 239000002023 wood Substances 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000010902 straw Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 238000001354 calcination Methods 0.000 claims 1
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 238000009851 ferrous metallurgy Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 14
- 239000010802 sludge Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 230000009172 bursting Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method 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
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type 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
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311305481.2A CN117327857A (zh) | 2023-10-10 | 2023-10-10 | 一种生物质炭用于转底炉直接还原的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311305481.2A CN117327857A (zh) | 2023-10-10 | 2023-10-10 | 一种生物质炭用于转底炉直接还原的方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117327857A true CN117327857A (zh) | 2024-01-02 |
Family
ID=89275071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202311305481.2A Pending CN117327857A (zh) | 2023-10-10 | 2023-10-10 | 一种生物质炭用于转底炉直接还原的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117327857A (zh) |
-
2023
- 2023-10-10 CN CN202311305481.2A patent/CN117327857A/zh active Pending
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Country or region after: China Address after: 215625 Jiangsu Shagang Group Technology Building, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant after: INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL, Co.,Ltd. Applicant after: Jiangsu Shagang Steel Co.,Ltd. Applicant after: JIANGSU SHAGANG GROUP Co.,Ltd. Address before: 215625 Jiangsu Shagang Group Technology Building, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant before: INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL, Co.,Ltd. Country or region before: China Applicant before: ZHANGJIAGANG HONGCHANG STEEL PLATE Co.,Ltd. Applicant before: JIANGSU SHAGANG GROUP Co.,Ltd. |