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    • 2. 发明专利
    • Method for producing coke for blast furnace
    • 用于生产烤炉的焦炭的方法
    • JP2008156661A
    • 2008-07-10
    • JP2008033191
    • 2008-02-14
    • Nippon Steel Corp新日本製鐵株式会社
    • NOMURA SEIJIOKANISHI KAZUYAUEKI MAKOTOSUGANO ARIHIROMURAKAMI HIDEAKIYAMAGUCHI KOICHIDOI KAZUHIDEKOIZUMI SATOSHISUZUKI YUTAKAKATO KENJI
    • C10B57/04C10B57/08
    • PROBLEM TO BE SOLVED: To provide a method for producing coke for a blast furnace capable of increasing the ratio of coal having high expansion pressure used without raising the expansion pressure of a coke oven.
      SOLUTION: The method for producing the coke for the blast furnace is a method for adjusting a weighted average value of the total expansion ratio of non or slightly caking coal in blended coal comprising coal having a high expansion pressure, non or slightly caking coal and caking coal charged into the coke oven, to ≤30%. This can greatly reduce an expansion pressure of the blended coal upon carbonization of coal in a carbonization chamber of the coke oven. Further, the ratio of grains of the coal having high expansion pressure of ≤0.7 mm is set to ≥45 mass%. A binder in an amount of ≥5 mass% based on the coal having a high expansion pressure is added, kneaded beforehand, then mixed with the residual blended coal and carbonized in the coke oven.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种能够提高所使用的高膨胀压力的煤的比例而不提高焦炉的膨胀压力的高炉的焦炭的制造方法。 解决方案:用于生产高炉焦炭的方法是一种用于调整具有高膨胀压力,非或轻微结块的煤的混煤中非或轻微结块煤的总膨胀比的加权平均值的方法 煤炭和结焦煤投入焦炉,至≤30%。 这可以大大降低在焦化炉的碳化室中煤炭碳化时混合煤的膨胀压力。 此外,膨胀压力≤0.7mm的煤的颗粒比例设定为≥45质量%。 加入基于具有高膨胀压力的煤的≥5质量%的粘合剂,预先捏合,然后与残留的混合煤混合并在焦炉中碳化。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Method for producing high strength coke
    • 生产高强度焦炭的方法
    • JP2010168566A
    • 2010-08-05
    • JP2009291148
    • 2009-12-22
    • Nippon Steel Corp新日本製鐵株式会社
    • NOMURA SEIJISUZUKI YUTAKAUCHIDA MUNEHIROTSUKASAKI YOSHIMITSU
    • C10B57/06C10B57/04
    • PROBLEM TO BE SOLVED: To provide a method for producing high strength coke solving problems in working environmental aspects and operating aspects of a coke oven. SOLUTION: This method for producing high strength coke comprises the steps of classifying blended coal into dust coal and coarse particulate coal, adding a caking filler material to at least the dust coal and charging into the coke oven. When the caking filler (a) is added to the dust coal, the amount of the caking filler in the dust coal is increased by such an amount that migrates to the coarse particulate coal side until the time for the blended coal to be charged into the coke oven. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题的方案:提供一种在焦炉的工作环境方面和操作方面生产高强度焦炭解决问题的方法。 解决方案:该高强度焦炭的制造方法包括将混合煤分类为粉尘煤和粗颗粒煤的步骤,向至少灰尘煤中加入结块填料,并向焦炉中加料。 当将粘结填料(a)加入到粉尘煤中时,粉尘煤中的结块填料的量增加到迁移至粗颗粒煤层的量,直到混合煤被装入 焦炉 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Method for estimating coke strength
    • 估计焦炭强度的方法
    • JP2005194358A
    • 2005-07-21
    • JP2004001018
    • 2004-01-06
    • Nippon Steel Corp新日本製鐵株式会社
    • NOMURA SEIJIOKANISHI KAZUYAUEKI MAKOTOSUGANO ARIHIROMURAKAMI HIDEAKIYAMAGUCHI KOICHIDOI KAZUHIDEKOIZUMI SATOSHISUZUKI YUTAKAKATO KENJIARIMA TAKASHI
    • G01N33/22C10B45/00C10B57/00
    • PROBLEM TO BE SOLVED: To provide a method for estimating a coke strength in a good accuracy even when the ratio of low-coalification-rank coals blended is high in a method for estimating a coke strength after carbonization comprising blending high-coalification-rank coals with low-coalification-rank coals, estimating a surface break powder coke amount and a volume break powder coke amount according to the coal properties measured on the respective blended coals before carbonization, and estimating the coke strength after carbonization from the sum of the surface break powder coke amount and the volume break powder coke amount.
      SOLUTION: The volume break powder coke amount is estimated according to the average reflectivity of the blended high-coalification-rank coals and the blending ratio of the low-coalification-rank coals. The surface break powder coke amount used in the above estimation is determined by separately determining the surface break powder coke amount of the blended high-coalification-rank coals and the surface break powder coke amount of the low-coalification-rank coals and taking the average of the amounts weighted by the blending ratios of these high-coalification-rank coals and low-coalification-rank coals.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种即使在碳化后的焦炭强度的估计方法中混合的低煤化度煤的比例高的情况下,也能以高精度进行焦炭强度的估计的方法,其包括将高煤化率 - 低碳煤级煤,根据在碳化前各自混合煤测得的煤特性,估算出粉碎焦粉量和体积粉碎焦炭量,并从碳化后估算碳化后的焦炭强度 表面破碎粉末焦炭量和体积粉碎焦炭量。

      解决方案:根据混合高煤级煤的平均反射率和低煤化度煤的混合比,估算体积粉碎焦炭量。 上述估计中使用的表面破碎粉末焦炭量通过分别确定混合的高煤化级煤的表面破碎粉末焦炭量和低煤化级煤的表面破碎粉末焦炭量并以平均值 的这些高煤化煤和低煤化煤的混合比例加权的数量。 版权所有(C)2005,JPO&NCIPI

    • 5. 发明专利
    • Composition plan making-out device, method, and program
    • 组合计划制造设备,方法和程序
    • JP2010092188A
    • 2010-04-22
    • JP2008260169
    • 2008-10-06
    • Nippon Steel Corp新日本製鐵株式会社
    • KOBAYASHI TAKAKAZUYACHI YASUTOSAITO MOTOHARUSUZUKI YUTAKAWATANABE YUJIKANAZAWA NORIKAZUSATO TOMOHIRO
    • G05B19/418G06F19/00G06Q10/08G06Q50/00G06Q50/04G06Q50/28
    • Y02P90/30
    • PROBLEM TO BE SOLVED: To make out a composition plan over a plurality of days by satisfying a supply-demand balance of composition raw materials and a request for a property of the raw materials after mixture and by suppressing an expense including a transportation expense for making out a composition plan for mixing a plurality of kinds of composition raw materials. SOLUTION: A composition plan making-out device to make out a composition plan for receiving and mixing a plurality of kinds of composition raw materials is provided with: simulators 201, 202 that calculate a supply-demand condition of the composition raw materials and a property of the raw materials after the mixture; model construction units 203, 204 that construct a numerical formula model to express a restriction of a supply-demand balance of the composition raw materials and a numerical formula model to express a property restriction of the composition raw materials after the mixture; and a plan unit 205 that carries out an optimized calculation in accordance with an object function constructed with respect to the a purchase expense and the transmission expense of the composition raw materials by using the numerical formula models constructed by the model construction units 203, 204 and calculates an instruction for the simulators 201, 202. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过满足组合原料的供需平衡和混合后的原料的性质要求,并且通过抑制包括运输在内的费用来制定多个组合计划 制定用于混合多种组合物原料的组合计划的费用。 解决方案:一种组合计划制作装置,用于制作用于接收和混合多种组合原料的组合计划,其具有:计算组合物原料的供给条件的模拟器201,202 混合后原料的特性; 模型构建单元203,204构建数学公式模型来表示组合物原料的供需平衡的限制和数值公式模型,以表示混合物之后的组合物原料的性质限制; 以及计划单元205,其通过使用由模型构建单元203,204构成的数值公式模型,根据构成的购买费用和组合原料的传输费用构成的目标函数进行优化计算,以及 计算模拟器201,202的指令。版权所有:(C)2010,JPO&INPIT
    • 6. 发明专利
    • Composition plan making-out device, method, and program
    • 组合计划制造设备,方法和程序
    • JP2009175804A
    • 2009-08-06
    • JP2008010898
    • 2008-01-21
    • Nippon Steel Corp新日本製鐵株式会社
    • KOBAYASHI TAKAKAZUYACHI YASUTOSAITO MOTOHARUSUZUKI YUTAKANOMURA SEIJI
    • G05B19/418G06Q50/00G06Q50/04
    • Y02P90/30
    • PROBLEM TO BE SOLVED: To make out a composition plan even when a mathematical formula model showing property constraint after mixing includes a non-linear mathematical formula when making out a composition plan by using mathematical programming. SOLUTION: A composition plan making-out device is provided with simulators 201 and 202 for making out a composition plan for mixing a plurality of kinds of composition raw materials; model construction units 203 and 204 for constructing a mathematical formula model showing the supply-demand balance constraint of compounding raw materials and a mathematical formula model showing property constraint after mixing; and a plan unit 205 for calculating instructions to the simulators 201 and 202 by operating optimization calculation based on prescribed objective functions by using the mathematical formula model constructed by the model construction units 203 an 204. When the mathematical formula model showing the property constraint after mixing is included in the non-linear mathematical formula, not the non-linear mathematical formula but the linear mathematical formula is introduced to formulate the mathematical formula model, and whether or not a solution result by a plan unit 205 using the mathematical formula model including the linear mathematical formula satisfies the mathematical model including the non-linear mathematical formula is confirmed. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:即使当显示混合后的属性约束的数学公式模型时,通过使用数学规划来制定组合计划时,构成组合计划也包括非线性数学公式。 组合计划制作装置具有模拟器201和202,用于制定用于混合多种组合原料的组合计划; 用于构建示出复合原料的供需平衡约束的数学公式模型的模型构造单元203和204以及混合后的表现出属性约束的数学公式模型; 以及平面单元205,用于通过使用由模型构造单元203和204构造的数学公式模型,通过基于规定的目标函数进行优化计算来计算指令到模拟器201和202.当混合后示出属性约束的数学公式模型 被包含在非线性数学公式中,而不是非线性数学公式,但是引入线性数学公式来形成数学公式模型,以及由计划单元205使用包括 线性数学公式满足数学模型,包括非线性数学公式得到确认。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Method for producing coke for blast furnace
    • 用于生产烤炉的焦炭的方法
    • JP2005187494A
    • 2005-07-14
    • JP2003426742
    • 2003-12-24
    • Nippon Steel Corp新日本製鐵株式会社
    • NOMURA SEIJIOKANISHI KAZUYAUEKI MAKOTOSUGANO ARIHIROMURAKAMI HIDEAKIYAMAGUCHI KOICHIDOI KAZUHIDEKOIZUMI SATOSHISUZUKI YUTAKAKATO KENJI
    • C10B57/04C10B57/06C10B57/08
    • PROBLEM TO BE SOLVED: To provide a method for producing coke for a blast furnace increasing the ratio of coal having high expansion pressure used without raising the expansion pressure of a coke oven.
      SOLUTION: The method for producing the coke for the blast furnace is carried out according to any of the following. The ratio of grains of coal having the high expansion pressure and ≤0.7 mm in blended coal of the coal having the high expansion pressure, non or slightly caking coal and caking coal charged into the coke oven is ≥45 mass% or non or slightly caking coal is regulated so that the weighted average value of the total expansion ratio is ≤30% or a binder in an amount of ≥5 mass% based on the coal having the high expansion pressure is added, kneaded beforehand, then mixed with the residual blended coal and carbonized in the coke oven. Otherwise, a combination thereof is made.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 待解决的问题:提供一种用于生产高炉的焦炭的方法,其增加所使用的具有高膨胀压力的煤的比例,而不提高焦炉的膨胀压力。 解决方案:用于制造用于高炉的焦炭的方法根据以下任一项进行。 具有高膨胀压力的煤的混合煤中的高膨胀压力和≤0.7mm的煤的比例,加入焦炉中的非结晶煤和结块煤的比例为≥45质量%或非或轻微结块 调整煤的总膨胀率的加权平均值为≤30%,或者相对于具有高膨胀压力的煤添加约5质量%的粘合剂,预先捏合,然后与残留共混物 煤炭在焦炉中碳化。 否则,进行组合。 版权所有(C)2005,JPO&NCIPI