TW201002833A - Sintering method capable of reducing dioxin content in sintering plant gas emission - Google Patents
Sintering method capable of reducing dioxin content in sintering plant gas emission Download PDFInfo
- Publication number
- TW201002833A TW201002833A TW97126072A TW97126072A TW201002833A TW 201002833 A TW201002833 A TW 201002833A TW 97126072 A TW97126072 A TW 97126072A TW 97126072 A TW97126072 A TW 97126072A TW 201002833 A TW201002833 A TW 201002833A
- Authority
- TW
- Taiwan
- Prior art keywords
- sintering
- iron ore
- mixture
- dioxin
- weight
- Prior art date
Links
- 238000005245 sintering Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 20
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 title claims abstract 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 128
- 229910052742 iron Inorganic materials 0.000 claims abstract description 64
- 239000000571 coke Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000004907 flux Effects 0.000 claims abstract description 15
- 239000000428 dust Substances 0.000 claims abstract description 14
- 238000005469 granulation Methods 0.000 claims abstract description 13
- 230000003179 granulation Effects 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 239000011343 solid material Substances 0.000 claims abstract description 10
- 239000012717 electrostatic precipitator Substances 0.000 claims abstract description 8
- 239000002956 ash Substances 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 45
- 239000002994 raw material Substances 0.000 claims description 21
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000010882 bottom ash Substances 0.000 claims description 10
- 235000019738 Limestone Nutrition 0.000 claims description 8
- 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 claims description 8
- 239000006028 limestone Substances 0.000 claims description 8
- 239000004579 marble Substances 0.000 claims description 8
- 239000010459 dolomite Substances 0.000 claims description 7
- 229910000514 dolomite Inorganic materials 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 235000014653 Carica parviflora Nutrition 0.000 claims description 4
- 241000243321 Cnidaria Species 0.000 claims description 4
- 206010036790 Productive cough Diseases 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 210000003802 sputum Anatomy 0.000 claims description 4
- 208000024794 sputum Diseases 0.000 claims description 4
- 238000009841 combustion method Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims 1
- 150000002505 iron Chemical class 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims 1
- 231100000770 Toxic Equivalency Factor Toxicity 0.000 abstract description 21
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000002844 melting Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 abstract 1
- KVGZZAHHUNAVKZ-UHFFFAOYSA-N 1,4-Dioxin Chemical compound O1C=COC=C1 KVGZZAHHUNAVKZ-UHFFFAOYSA-N 0.000 description 37
- 239000007789 gas Substances 0.000 description 37
- 230000000694 effects Effects 0.000 description 6
- 239000002910 solid waste Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 239000003500 flue dust Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- -1 two ore Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- WETINTNJFLGREW-UHFFFAOYSA-N calcium;iron;tetrahydrate Chemical compound O.O.O.O.[Ca].[Fe].[Fe] WETINTNJFLGREW-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002013 dioxins Chemical class 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910000462 iron(III) oxide hydroxide Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW97126072A TW201002833A (en) | 2008-07-10 | 2008-07-10 | Sintering method capable of reducing dioxin content in sintering plant gas emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW97126072A TW201002833A (en) | 2008-07-10 | 2008-07-10 | Sintering method capable of reducing dioxin content in sintering plant gas emission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201002833A true TW201002833A (en) | 2010-01-16 |
| TWI362420B TWI362420B (enExample) | 2012-04-21 |
Family
ID=44825303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW97126072A TW201002833A (en) | 2008-07-10 | 2008-07-10 | Sintering method capable of reducing dioxin content in sintering plant gas emission |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW201002833A (enExample) |
-
2008
- 2008-07-10 TW TW97126072A patent/TW201002833A/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TWI362420B (enExample) | 2012-04-21 |
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|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |