TW202317501A - 粒狀凝固爐渣之製造方法及製造設備列 - Google Patents
粒狀凝固爐渣之製造方法及製造設備列 Download PDFInfo
- Publication number
- TW202317501A TW202317501A TW111123349A TW111123349A TW202317501A TW 202317501 A TW202317501 A TW 202317501A TW 111123349 A TW111123349 A TW 111123349A TW 111123349 A TW111123349 A TW 111123349A TW 202317501 A TW202317501 A TW 202317501A
- Authority
- TW
- Taiwan
- Prior art keywords
- slag
- solidified
- mixed
- solid
- granular
- Prior art date
Links
- 239000002893 slag Substances 0.000 title claims abstract description 699
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 111
- 239000007787 solid Substances 0.000 claims abstract description 149
- 239000000463 material Substances 0.000 claims abstract description 101
- 238000011084 recovery Methods 0.000 claims abstract description 95
- 230000032683 aging Effects 0.000 claims abstract description 32
- 238000000926 separation method Methods 0.000 claims abstract description 30
- 238000012545 processing Methods 0.000 claims abstract description 27
- 239000008187 granular material Substances 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 115
- 238000011282 treatment Methods 0.000 claims description 111
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 74
- 239000000047 product Substances 0.000 claims description 54
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 37
- 239000001569 carbon dioxide Substances 0.000 claims description 36
- 238000010298 pulverizing process Methods 0.000 claims description 30
- 239000002923 metal particle Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 19
- 239000011343 solid material Substances 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 4
- 239000012265 solid product Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 47
- 238000007711 solidification Methods 0.000 abstract description 32
- 230000008023 solidification Effects 0.000 abstract description 32
- 238000003763 carbonization Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 40
- 238000000034 method Methods 0.000 description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 28
- 238000011049 filling Methods 0.000 description 16
- 229910052742 iron Inorganic materials 0.000 description 14
- 239000010410 layer Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 230000006641 stabilisation Effects 0.000 description 10
- 238000011105 stabilization Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 230000000717 retained effect Effects 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 239000011575 calcium Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000000112 cooling gas Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 238000009628 steelmaking Methods 0.000 description 5
- 230000008646 thermal stress Effects 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000007885 magnetic separation Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- WHBHBVVOGNECLV-OBQKJFGGSA-N 11-deoxycortisol Chemical compound O=C1CC[C@]2(C)[C@H]3CC[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 WHBHBVVOGNECLV-OBQKJFGGSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 blast furnace slag Chemical compound 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B5/00—Treatment of metallurgical slag ; Artificial stone from molten metallurgical slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Furnace Details (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021-104462 | 2021-06-23 | ||
| JP2021104462 | 2021-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202317501A true TW202317501A (zh) | 2023-05-01 |
| TWI852028B TWI852028B (zh) | 2024-08-11 |
Family
ID=
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240019308A (ko) | 2024-02-14 |
| JP7448033B2 (ja) | 2024-03-12 |
| JPWO2022270516A1 (ja) | 2022-12-29 |
| CN117677593A (zh) | 2024-03-08 |
| WO2022270516A1 (ja) | 2022-12-29 |
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