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    • 1. 发明专利
    • Separation method for blast furnace gas
    • 用于燃烧气体的分离方法
    • JP2009222352A
    • 2009-10-01
    • JP2008070225
    • 2008-03-18
    • Jfe Steel CorpJfeスチール株式会社Sumitomo Seika Chem Co Ltd住友精化株式会社
    • HARAOKA TAKASHIKISHIMOTO HIROSHINAKAGAWA FUTAHIKOSAIMA HITOSHITAKADA YOSHINORI
    • F27D17/00C10K1/20C21B5/06
    • Y02A50/2341Y02A50/2342
    • PROBLEM TO BE SOLVED: To provide a separation method for blast furnace gas can inexpensively obtain fuel gas having a satisfactory heat quantity reusable as a heat source by efficiently separating CO 2 and N 2 from the blast furnace gas. SOLUTION: When separating the blast furnace gas discharged from a blast furnace top into gases containing various components by using a two-stage gas separation purifying device, the blast furnace gas is separated into a gas comprising H 2 , N 2 , and unavoidable impurity gas components, a gas comprising N 2 and unavoidable impurity gas components, a gas comprising N 2 , CO, CO 2 , and unavoidable impurity gas components, and a gas comprising CO, CO 2 , and unavoidable impurity gas components by the first stage gas separation purifying device. From these separation gases, the gas comprising CO, CO 2 , and unavoidable impurity gas components is separated into a gas comprising CO and unavoidable impurity gas components, a gas comprising CO 2 and unavoidable impurity gas components, and a gas comprising CO, CO 2 and unavoidable impurity gas components by the second stage gas separation purifying device. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供高炉煤气的分离方法,可以通过有效地分离CO 2 和N 2,可以廉价地获得具有可重复使用的热量的令人满意的热量的燃料气体 来自高炉煤气。 解决方案:通过使用两级气体分离净化装置将从高炉炉顶排出的高炉煤气分离成含有各种成分的气体时,将高炉煤气分离成H 2 SB 2气体, SB>,N 2 和不可避免的杂质气体组分,包含N 2 和不可避免的杂质气体组分的气体,包含N 2 CO,CO 2 和不可避免的杂质气体成分,以及包含CO,CO 2 的气体和第一级气体分离净化装置的不可避免的杂质气体成分。 从这些分离气体中,将包含CO,CO 2 和不可避免的杂质气体组分的气体分离成包含CO和不可避免的杂质气体组分的气体,包含CO 2 和不可避免的杂质气体组分,以及包含CO,CO 2 的气体和由第二级气体分离净化装置产生的不可避免的杂质气体成分。 版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Process for separation of blast furnace gas, and device of separating blast furnace gas
    • 分离火焰气体的方法和分离气体气体的装置
    • JP2009226258A
    • 2009-10-08
    • JP2008071820
    • 2008-03-19
    • Jfe Steel CorpJfeスチール株式会社Sumitomo Seika Chem Co Ltd住友精化株式会社
    • MIYAKE MASAKUNIHARAOKA TAKASHINAKAGAWA FUTAHIKOMOGI YASUHIROSAKAI ITARU
    • B01D53/04C10K1/20C10K1/32
    • Y02A50/2341Y02A50/2342Y02C10/08Y02P20/132Y02P20/152
    • PROBLEM TO BE SOLVED: To concentrate-separate selectively carbon dioxide and hydrogen from a blast furnace gas by practicing an operation by the PSA method. SOLUTION: A process of separating a blast furnace gas repeats a cycle including an adsorption process of introducing the blast furnace gas from the blast furnace gas containing carbon dioxide, nitrogen, hydrogen, and carbon monoxide into an adsorption tower to allow an adsorbent to adsorb carbon dioxide in the blast furnace gas and to lead out non-sorbed gas from the adsorption tower in a state that the tower inside is at high pressures, and a desorption process of desorbing carbon dioxide from the adsorbent to lead out a desorption gas outside the tower in a state that the tower inside is at low pressures by a pressure-variation-adsorption-type gas separation method of involving using the adsorption towers A, B, and C filled with the adsorbent having a high adsorption ability of carbon dioxide and a low adsorption ability of hydrogen, wherein non-sorbed gas from the adsorption tower is taken out through a hydrogen recovery piping 3 till a halfway from the starting time of the absorption process, and thereafter taken out trough an outlet pipeing 4 different from the hydrogen recovery piping 3. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过实施PSA方法的操作,从高炉煤气中选择性地分选二氧化碳和氢气。 解决方案:分离高炉煤气的过程重复循环,包括将含有二氧化碳,氮气,氢气和一氧化碳的高炉煤气中的高炉煤气引入吸附塔的吸附过程,以允许吸附剂 在高炉煤气中吸附二氧化碳,并在塔内部处于高压状态下从吸附塔引出非吸附气体,以及从吸附剂中解吸二氧化碳以引出解吸气体的解吸过程 在通过压力变化吸附型气体分离方法使塔内处于低压状态的塔外部,该方法包括使用填充有二氧化碳吸附能力高的吸附剂的吸附塔A,B和C 和氢吸附能力低,其中来自吸附塔的非吸附气体通过氢气回收管道3取出,直到吸收塔起始时间的一半 通过与氢气回收管道3不同的出口管道4取出。(C)2010,JPO&INPIT
    • 3. 发明专利
    • Process for separation of blast furnace gas, and system of separating blast furnace gas
    • 分离高炉煤气的工艺及分离高炉煤气系统
    • JP2009226257A
    • 2009-10-08
    • JP2008071819
    • 2008-03-19
    • Jfe Steel CorpJfeスチール株式会社Sumitomo Seika Chem Co Ltd住友精化株式会社
    • SUMITA TOSHIHIKOHARAOKA TAKASHINAKAGAWA FUTAHIKOMOGI YASUHIROSAKAI ITARU
    • B01D53/04B01J20/20C01B3/56C01B21/04C01B32/40C01B32/50C21B7/00
    • Y02A50/2341Y02A50/2342Y02C10/08Y02P10/122Y02P20/152
    • PROBLEM TO BE SOLVED: To separate carbon dioxide from a blast furnace gas containing mainly carbon dioxide, nitrogen, carbon monoxide, and hydrogen, and at the same time, concentrate a combustible component of the residual gas and separate. SOLUTION: A system X of separating blast furnace gas comprises a PSA gas separation device 1 which derives a first non-sorbed gas from an adsorption tower while allowing a first adsorbent to adsorb carbon dioxide by introducing the blast furnace gas into the adsorption tower by the PSA method of involving using the adsorption tower filled with the first adsorbent adsorbing predominantly carbon dioxide, and derives a desorbed gas outside the tower by desorbing carbon dioxide from the first adsorbent, and a PSA gas separation device 2 which derives a second non-sorbed gas from the adsorption tower while allowing a second adsorbent to adsorb carbon monoxide by introducing a first non-sorbed gas into the adsorption tower, and derives a desorbed gas outside the tower by desorbing carbon monoxide from the second adsorbent by the PSA method of involving using the adsorption tower filled with the second adsorbent adsorbing predominantly carbon monoxide. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:从主要包含二氧化碳,氮气,一氧化碳和氢气的高炉煤气中分离二氧化碳,同时浓缩残留气体的可燃组分并分离。 解决方案:分离高炉煤气的系统X包括PSA气体分离装置1,PSA气体分离装置1从吸附塔导出第一非吸附气体,同时允许第一吸附剂通过将高炉煤气引入吸附中来吸附二氧化碳 通过使用填充有主要吸附二氧化碳的第一吸附剂的吸附塔的PSA法,通过从第一吸附剂中解吸二氧化碳而将解吸气体从第一吸附剂解吸出来,PSA气体分离装置2, 吸附塔的吸附气体,同时允许第二吸附剂通过将第一非吸附气体引入吸附塔中来吸附一氧化碳,并且通过PSA方法从第二吸附剂中解吸出一氧化碳,从而在塔外引出解吸气体 涉及使用填充有主要吸附一氧化碳的第二吸附剂的吸附塔。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Method for separating blast furnace gas
    • 分离火焰气体的方法
    • JP2013231584A
    • 2013-11-14
    • JP2013121738
    • 2013-06-10
    • Jfe Steel CorpJfeスチール株式会社Jfe Engineering CorpJfeエンジニアリング株式会社
    • HARAOKA TAKASHIKISHIMOTO HIROSHINAKAGAWA FUTAHIKOSAIMA HITOSHI
    • F27D17/00B01D53/04B01D53/14B01D53/22C01B3/56C01B21/04C01B32/40C01B32/50
    • Y02A50/2341Y02C10/06Y02C10/08Y02P10/122Y02P10/128Y02P20/152
    • PROBLEM TO BE SOLVED: To efficiently recover, in the separation of blast furnace gas into gases mainly composed of respective components, each gas at high recovery rate.SOLUTION: In the separation of a blast furnace gas into gases mainly composed of respective components by use of three stages of gas separation and refinement apparatuses, the blast furnace gas is separated into a gas including COand unavoidable impurity gas components (hereinafter, referred to as "impurity gas") and a gas including N, CO, Hand an impurity gas by a first stage gas separation and refinement apparatus (S1), the gas including N, CO, Hand the impurity gas which is separated by the first stage gas separation and refinement apparatus is separated into a gas including Nand the impurity gas, a gas including CO and the impurity gas, and a gas including H, Nand the impurity gas by a second stage gas separation and refinement device (S2), and a gas including Hand the impurity gas is separated from the gas including H, Nand the impurity gas, which is separated by the second stage gas separation and refinement apparatus, by a third stage separation and refinement apparatus (S3).
    • 要解决的问题:为了有效地回收高炉煤气分离成主要由各成分组成的气体,每种气体回收率高。解决方案:将高炉煤气分离成主要由各成分组成的气体 的三段气体分离精制装置,将高炉煤气分离成包含CO和不可避免的杂质气体成分(以下称为“杂质气体”)的气体和包含N,CO的气体,通过 第一级气体分离精制装置(S1)中,包括N,CO的气体,将由第一级气体分离精制装置分离的杂质气体分离成包括N和杂质气体的气体,包括CO和 杂质气体和包含H,N的气体和通过第二级气体分离和精制装置(S2)的杂质气体,并且包括手中的杂质气体的气体与气体包 g,N和由第二级气体分离和精制装置分离的杂质气体,通过第三级分离和精制装置(S3)。
    • 5. 发明专利
    • Operating method for gas turbine combined power generation facility and energy operation method in ironworks
    • 燃气轮机组合发电设备运行方法及铁路能源运行方法
    • JP2010150937A
    • 2010-07-08
    • JP2008327138
    • 2008-12-24
    • Jfe Engineering CorpJfe Steel CorpJfeエンジニアリング株式会社Jfeスチール株式会社
    • NAKAGAWA FUTAHIKO
    • F02C6/00F01K23/10F01K25/10F01K25/14F02C3/24F02C7/22F02C7/224
    • Y02E20/16
    • PROBLEM TO BE SOLVED: To generate power at a higher power generation efficiency than the existing case by highly maintaining a heating value and total quantity of heat of fuel to be supplied, in a gas turbine combined power generation facility generating power by burning by-product gas generated at ironworks.
      SOLUTION: In this operating method for the gas turbine combined power generation facility generating power using the by-product gas generated at the ironworks as the fuel, when the by-product gas is surplus, that is, the generation amount of the by-product gas at the ironworks is greater than the usage thereof, at least part of the surplus by-product gas is converted into liquefiable fuel and liquefied in a reactor 13 and stored as liquid fuel in a storage vessel 15. When the usage of the by-product gas at the ironworks is greater than the generation amount thereof, the stored liquid fuel is vaporized by a vaporizer 18 so as to be gaseous fuel. The gaseous fuel is used together with the by-product gas generated at the ironworks as fuel in the gas turbine combined power generation facility 1.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过高度维持供给的燃料的热值和总热量来发电,在比现有情况更高的发电效率下,通过燃烧发电的燃气轮机组合发电设备 在炼铁厂生产的副产气。

      解决方案:在使用在炼铁厂生产的副产物气体作为燃料的燃气轮机联合发电设备发电的操作方法中,当副产物气体为过剩时,即, 炼铁厂的副产物气体大于其使用量,剩余副产物气体的至少一部分转化为可液化燃料,并在反应器13中液化并以液体燃料的形式储存在储存容器15中。当使用 炼铁厂的副产物气体的产生量大于其产生量,所储存的液体燃料由汽化器18汽化成气体燃料。 气体燃料与燃气轮机组合发电设备1中作为燃料的炼铁厂产生的副产物一起使用。版权所有(C)2010,JPO&INPIT

    • 6. 发明专利
    • Blast furnace gas separating method
    • 高炉煤气分离方法
    • JP2009257736A
    • 2009-11-05
    • JP2009065736
    • 2009-03-18
    • Jfe Engineering CorpJfe Steel CorpJfeエンジニアリング株式会社Jfeスチール株式会社
    • NAKAGAWA FUTAHIKO
    • F27D17/00B01D53/06C10K3/00C21B5/00
    • Y02P10/122Y02P20/152
    • PROBLEM TO BE SOLVED: To provide a blast furnace gas separating method for efficiently separating and eliminating carbon dioxide and nitrogen from blast furnace gas exhausted from the top of a blast furnace at a low cost. SOLUTION: The generated quantity of blast furnace gas is reduced, and the nitrogen content is lowered by processes for producing oxygen-enriched air with an oxygen concentration of at least 25 vol% and blowing the oxygen-enriched air into the blast furnace from a tuyere provided at the lower part of the blast furnace. Carbon dioxide and nitrogen can thereby be efficiently eliminated at a low cost. In this case, it is preferable that the oxygen-enriched air has an oxygen concentration of 25-96 vol%, that reformed blast furnace gas has a calorific value of 1,060-2,950 kcal/Nm 3 and that the oxygen-enriched air is produced by a rotary oxygen-enriched air producing apparatus 1. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种高效气体分离方法,用于以高成本高效地分离和除去从高炉炉顶排出的高炉煤气中的二氧化碳和氮气。 解决方案:通过生产氧浓度至少为25体积%的富氧空气的方法,使高炉煤气的产生量减少,氮含量降低,并将富氧空气吹入高炉 来自设在高炉下部的风口。 从而可以低成本有效地消除二氧化碳和氮气。 在这种情况下,优选的是,富氧空气的氧浓度为25〜96体积%,重整炉的高炉气体的热值为1,060〜2,950千卡/ Nm 3 / SP>, 富氧空气由旋转式富氧空气生成装置1生产。版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Method of and device for removing unnecessary component of blast furnace by-product gas
    • 用于去除火焰副产品气体的不必要成分的方法和装置
    • JP2009121733A
    • 2009-06-04
    • JP2007295294
    • 2007-11-14
    • Jfe Engineering CorpJfe Steel CorpJfeエンジニアリング株式会社Jfeスチール株式会社
    • IDA HIROYUKINAKAGAWA FUTAHIKO
    • F27D17/00C10K1/00C21B7/00
    • PROBLEM TO BE SOLVED: To provide a method and a device for removing unnecessary components from a blast furnace by-product gas to more efficiently utilize the blast furnace by-product gas by removing unnecessary components from the blast furnace by-product gas in utilizing the blast furnace by-product gas as a fuel. SOLUTION: In this method of removing unnecessary components of the blast furnace by-product gas, hydrogen sulfide in the blast furnace by-product gas is solidified by hydrate, carbon dioxide is solidified by hydrate in the presence of the solidified hydrogen sulfide, and the solidified hydrogen sulfide and carbon dioxide are separated and removed to remove hydrogen sulfide and carbon dioxide from the blast furnace by-product gas. Further, the device for removing the unnecessary components of the blast furnace by-product gas has a first hydrate generator 2 for solidifying hydrogen sulfide, a second hydrogen generator 5 for solidifying carbon dioxide, a solid separator 7 for separating gas and solid, a decomposer 9 for gasifying the solidified hydrogen sulfide and carbon dioxide, and a gas separator 12 for separating a gas and the water. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种从高炉副产物气体中去除不需要的组分的方法和装置,以通过从高炉副产物气体中除去不需要的组分来更有效地利用高炉副产物气体 在利用高炉副产物气体作为燃料。 解决方案:在这种除去高炉副产物气体的不必要成分的方法中,高炉副产物气中的硫化氢通过水合物固化,二氧化碳在固化硫化氢存在下由水合物固化 ,分离除去固化的硫化氢和二氧化碳,从高炉副产物气中除去硫化氢和二氧化碳。 此外,用于去除高炉副产物气体的不必要成分的装置具有用于固化硫化氢的第一水合物发生器2,用于固化二氧化碳的第二氢生成器5,用于分离气体和固体的固体分离器7,分解器 用于使固化的硫化氢和二氧化碳气化的气体分离器12和用于分离气体和水的气体分离器12。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Method for optimally controlling ratio of reduction material
    • 最佳控制减量材料比例的方法
    • JP2009174030A
    • 2009-08-06
    • JP2008015793
    • 2008-01-28
    • Jfe Engineering CorpJfe Steel CorpJfeエンジニアリング株式会社Jfeスチール株式会社
    • NASU TAKUNAKAGAWA FUTAHIKOIDA HIROYUKIHARAOKA TAKASHI
    • C21B5/00C21C5/52F27D17/00
    • Y02P10/216
    • PROBLEM TO BE SOLVED: To provide a method for controlling the ratio of a reduction material with which the emitting quantity of carbon dioxide gas can be set while considering the energy balance in the whole iron works. SOLUTION: In the iron works provided with at least a coke furnace, a blast furnace, a converter, a power plant and an electric furnace for melting scraps; the method for optimally controlling the ratio of the reduction materials is used such following method that while considering raw steel production quantity, CO 2 generating quantity, electricity generating quantity in the power plant and electric power quantity used in the iron works as the inner factor, and purchased quantity of the scrap, the purchased quantity of electric power and the purchased quantity of the reduction material as the outer factor in [the inlet item]; the excessive electric power quantity in the iron works is calculated, and the ratio of the reducing material for blast furnace, etc., is decided in [the outlet item] by using the excessive electric power quantity. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种在整个熨斗工程中考虑能量平衡来控制可以设定二氧化碳排放量的还原材料的比例的方法。 解决方案:在至少设有焦炉,高炉,转炉,电厂和用于熔化废料的电炉的铁厂中; 采用如下方法,在考虑原料钢生产量,CO 2 发电量,发电厂发电量和电力使用量的以下方法时,采用最佳控制还原材料比例的方法 铁作为内部因素,以[入口项目]为外部因素购买废料,购买的电力数量和减少材料的购买量; 计算铁工件中的过量电力,并且通过使用过大的电力量来确定[出口物品]中的高炉还原材料的比例等。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Separation method for blast furnace gas
    • 用于燃烧气体的分离方法
    • JP2009133601A
    • 2009-06-18
    • JP2008069217
    • 2008-03-18
    • Jfe Engineering CorpJfe Steel CorpJfeエンジニアリング株式会社Jfeスチール株式会社
    • HARAOKA TAKASHIKISHIMOTO HIROSHINAKAGAWA FUTAHIKOSAIMA HITOSHI
    • F27D17/00B01D53/04B01D53/14C01B32/40C01B32/50C10K1/08C10K1/32C21B5/06
    • Y02A50/2341Y02C10/06Y02C10/08Y02P10/122Y02P10/128Y02P20/152
    • PROBLEM TO BE SOLVED: To provide a separation method for blast furnace gas capable of efficiently recovering each gas in the separation of blast furnace gas into gases mainly composed of respective components. SOLUTION: In the separation method for blast furnace gas, when separating the blast furnace gas discharged from a blast furnace top into gases mainly composed of components by using a two-stage gas separation purifying device, the blast furnace gas is separated into a gas comprising carbon dioxide and unavoidable impurity gas components, and a gas comprising nitrogen, a carbon monoxide, and unavoidable impurity gas components by the first stage gas separation purifying device S1, and the gas comprising nitrogen, the carbon monoxide, and the unavoidable impurity gas components separated by the first stage gas separation purifying device is separated into a gas comprising nitrogen and unavoidable impurity gas components, and gas comprising a carbon monoxide and unavoidable impurity gas components by the second stage gas separation purifying device S2. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种高炉煤气的分离方法,其能够在将高炉煤气分离成主要由各成分组成的气体的同时有效地回收每种气体。 解决方案:在高炉煤气分离方法中,通过使用两级气体分离净化装置将从高炉炉顶排出的高炉煤气分离成主要由组分组成的气体,将高炉煤气分离成 包含二氧化碳和不可避免的杂质气体成分的气体,以及包含氮气,一氧化碳和第一级气体分离净化装置S1的不可避免的杂质气体成分的气体,以及包含氮气,一氧化碳和不可避免的杂质的气体 由第一级气体分离净化装置分离的气体成分被第二级气体分离净化装置S2分离成包含氮气和不可避免的杂质气体成分的气体,以及包含一氧化碳和不可避免的杂质气体成分的气体。 版权所有(C)2009,JPO&INPIT