JP6172095B2 - 植物系バイオマス由来の転炉用昇熱材の製造方法および使用方法 - Google Patents
植物系バイオマス由来の転炉用昇熱材の製造方法および使用方法 Download PDFInfo
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- JP6172095B2 JP6172095B2 JP2014184145A JP2014184145A JP6172095B2 JP 6172095 B2 JP6172095 B2 JP 6172095B2 JP 2014184145 A JP2014184145 A JP 2014184145A JP 2014184145 A JP2014184145 A JP 2014184145A JP 6172095 B2 JP6172095 B2 JP 6172095B2
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
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Classifications
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Description
A=(326×m1/100)+(302×m2/100) ・・・(1)
B=(2200×m3/100)−350 ・・・(2)
C=(2200×m4/100)−350 ・・・(3)
D=(C×m5/100)−(A×(100−m5)/100) ・・・(4)
B=D ・・・(5)
B=(C×m5/100)−(A×(100−m5)/100) ・・・(6)
m5=((A+B)/(A+C))×100 ・・・(7)
2 炭化物
2A 原料粉末
3 ブリケット
10 炭化装置
11 外熱式ロータリーキルン炉
12 燃焼炉
13 炭化物貯留槽
14 タール回収槽
16 炭化実験装置
17 反応管
18 加熱炉
20 ロール式成型機
21 ロール
22 鉄分を含む転炉ダスト
23 水
24 バインダー
25 ミキサー
26 攪拌翼
Claims (6)
- 植物系バイオマスを炭化して炭化物を製造し、その植物系バイオマス由来の炭化物を主原料として、鉄分を含んだダストを混合し、その混合物にバインダーおよび水分を加えて成型した植物系バイオマス由来の転炉用昇熱材の製造方法であって、化石資源由来の炭化物を含有した転炉用昇熱材を予め選定しておき、前記植物系バイオマス由来の炭化物の混合量m5(質量%)と前記鉄分を含んだダストの混合量(100−m5)(質量%)を下記の式で求めることを特徴とする植物系バイオマス由来の転炉用昇熱材の製造方法。
m5=((A+α×B)/(A+C))×100
0.9≦α≦1.1
ここで、
Aは、前記鉄分を含んだダストを転炉の酸素吹錬温度まで昇温するために必要な単位質量当りの熱量(kcal/kg)
Bは、前記化石資源由来の炭化物を含有した転炉用昇熱材の単位質量当りの昇熱効果量(kcal/kg)
Cは、前記植物系バイオマス由来の炭化物の単位質量当りの昇熱効果量(kcal/kg) - 圧潰強度が50kgf/個以上であることを特徴とする請求項1に記載の植物系バイオマス由来の転炉用昇熱材の製造方法。
- 前記植物系バイオマスが、パームヤシのやし殻、空果房、幹、剪定屑の中から選ばれた1種または2種以上であることを特徴とする請求項1または2に記載の植物系バイオマス由来の転炉用昇熱材の製造方法。
- 前記バインダーが、澱粉、カルボキシメチルセルロース、コーンスターチの中から選ばれた1種または2種以上からなることを特徴とする請求項1〜3のいずれかに記載の植物系バイオマス由来の転炉用昇熱材の製造方法。
- 前記バインダーの添加量が、前記炭化物の質量の1質量%〜15質量%であることを特徴とする請求項1〜4のいずれかに記載の植物系バイオマス由来の転炉用昇熱材の製造方法。
- 請求項1〜5のいずれかに記載の植物系バイオマス由来の転炉用昇熱材の製造方法によって製造した植物系バイオマス由来の転炉用昇熱材を、前記化石資源由来の炭化物を含有した転炉用昇熱材と区別することなく使用することを特徴とする植物系バイオマス由来の転炉用昇熱材の使用方法。
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CN111235386A (zh) * | 2020-01-19 | 2020-06-05 | 中冶宝钢技术服务有限公司 | 一种除尘灰的成型方法 |
CN111172387A (zh) * | 2020-01-19 | 2020-05-19 | 中冶宝钢技术服务有限公司 | 一种压球成型方法 |
CN111118300B (zh) * | 2020-01-19 | 2022-03-11 | 中冶宝钢技术服务有限公司 | 一种除尘灰的压球成型方法 |
CN115029496B (zh) * | 2022-05-20 | 2024-03-19 | 首钢京唐钢铁联合有限责任公司 | 一种调温剂及其制备方法和应用 |
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JPS62284007A (ja) * | 1986-06-02 | 1987-12-09 | Nippon Steel Corp | 転炉ダストの利用法 |
JP3470523B2 (ja) * | 1996-11-05 | 2003-11-25 | Jfeスチール株式会社 | 鋼の転炉精錬方法 |
JP5059484B2 (ja) * | 2007-05-23 | 2012-10-24 | 曹鉄メタル株式会社 | 電気炉製鋼用加炭材の製造方法 |
JP5998763B2 (ja) * | 2011-09-28 | 2016-09-28 | Jfeスチール株式会社 | 転炉製鋼方法 |
JP5846289B2 (ja) * | 2012-02-29 | 2016-01-20 | Jfeスチール株式会社 | 転炉用昇熱材 |
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