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    • 82. 发明专利
    • Exhaust gas treatment system provided with carbon dioxide chemical absorption facility
    • 二氧化碳吸收设备提供的排气处理系统
    • JP2011224472A
    • 2011-11-10
    • JP2010096844
    • 2010-04-20
    • Babcock Hitachi Kkバブコック日立株式会社
    • KONISHI TOMOYUKINAKAMOTO TAKANORIODA NAOKIMORIMOTO NOBUO
    • B01D53/62B01D53/14F23J15/00
    • B01D53/62B01D53/1425B01D53/1475B01D2252/204B01D2258/0283B01D2259/65F23J15/006F23J15/02F23J15/06F23J2215/10F23J2215/30F23J2215/50F23J2219/40Y02A50/2342Y02C10/04Y02C10/06Y02E20/326Y02E20/363
    • PROBLEM TO BE SOLVED: To provide an exhaust gas treatment system in a COchemical absorption facility requiring enormous amount of heat energy, efficiently using heat recovered from the exhaust gas in the COchemical absorption facility without any restriction, and reducing the running cost of the COchemical absorption facility.SOLUTION: The exhaust gas treatment system includes: a heat recovery unit that recovers exhaust heat from the exhaust gas discharged from a boiler; and the COchemical absorption facility that absorbs COin the exhaust gas by bringing the exhaust gas into contact with an amine absorption liquid in a carbon dioxide (CO) absorption tower, heats the absorption liquid that has absorbed the CO, releases COwithin a COregeneration tower, and after raising the temperature of the post-CO-release absorption liquid via a re-boiler, circulates the absorption liquid to the COabsorption tower. The exhaust gas treatment system includes the COchemical absorption facility that has a heat exchange means for giving the heat recovered by the heat recovery unit to the absorption liquid sent to the re-boiler from the COregeneration tower of the COchemical absorption facility.
    • 要解决的问题:为了在CO 2 化学吸收设备中提供需要大量热能的废气处理系统,有效地利用废气中回收的热量 化学吸收设备的CO 2 化学吸收设备,并降低CO 2 化学吸收设备的运行成本。 解决方案:废气处理系统包括:热回收单元,其从从锅炉排出的废气中回收排气热; 和通过使废气与胺吸收接触而吸收排气中的CO 2 的CO 2 化学吸收设备 在二氧化碳(CO 2 )吸收塔中的液体加热吸收了CO 2 的吸收液体, SB SB =“POST”> 2 再生塔中的SB POS =“POST”> 2 ,并且在升高后CO 2 - 通过再沸器释放吸收液体,将吸收液体循环到CO 2 吸收塔。 废气处理系统包括具有热交换装置的CO 2 化学吸收设备,该热交换装置用于将由热回收单元回收的热量送至送回再沸器的吸收液体 从CO 2 化学吸收设备的CO 2 再生塔。 版权所有(C)2012,JPO&INPIT
    • 86. 发明专利
    • Duct seal structure and method for forming the same seal structure
    • DUCT密封结构和形成相同密封结构的方法
    • JP2011163304A
    • 2011-08-25
    • JP2010029945
    • 2010-02-15
    • Babcock Hitachi Kkバブコック日立株式会社
    • MORI YOSHIMICHIMASUTOMI HIROSHIMORII SEIJISERA KAZUHIKO
    • F01N13/08B01D53/86B01D53/94F01D25/30F01N13/18F02C7/28F16J15/00F16J15/08
    • PROBLEM TO BE SOLVED: To provide a duct seal structure and a method for attaching the duct seal structure easily adjustable at the site where HRSG is installed, and surely sealing gas.
      SOLUTION: A sealing device 1 prepared by stacking a plurality of hard-to-rust metal thin plates is held by a sealing device attachment plate 5 having a stud bolt 3 and a sealing device pressing plate 2, and the stud bolt 3 protruding from the pressing plate 2 is fastened by a nut 4, and the sealing device 1 is attached between the attachment plate 5 and the pressing plate 2, and a seal surface forming plate 6 is combined in a dimension for exhibiting a function of the sealing device 1 so that the other side of the sealing device 1 having one side supported by the attachment plate 5 and the pressing plate 2 contacts thereto, and the attachment plate 5 and the forming plate 6 are fixed by a stay 7, and the stay is removed after being attached to a seal forming part in the installation site. Thus, the sealing device having a width capable of sufficiently absorbing the site assembly dimension error can be obtained, and adjusting work of the seal part at the site can be dispensed with, and quality is enhanced.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种管道密封结构和一种在安装HRSG的位置处容易调节的管道密封结构的安装方法,并确保密封气体。 解决方案:通过堆叠多个难锈蚀金属薄板制备的密封装置1由具有双头螺栓3和密封装置按压板2的密封装置安装板5保持,并且双头螺栓3 从压板2突出的螺母4由螺母4紧固,密封装置1安装在安装板5和按压板2之间,密封面形成板6的组合尺寸为密封性 装置1,使得由安装板5支撑的一侧的密封装置1的另一侧与按压板2接触,并且安装板5和成形板6通过支柱7固定, 在安装在安装地点的密封件形成部件之后移除。 因此,可以获得能够充分吸收现场组装尺寸误差的宽度的密封装置,并且可以省去现场的密封部的调整作业,提高质量。 版权所有(C)2011,JPO&INPIT
    • 87. 发明专利
    • Method and instrument for measuring metal mercury
    • 用于测量金属汞的方法和仪器
    • JP2011149727A
    • 2011-08-04
    • JP2010009142
    • 2010-01-19
    • Babcock Hitachi Kkバブコック日立株式会社
    • KAI KEIICHIROIKEMOTO KIYOSHIKATO YASUYOSHI
    • G01N21/31G01N1/22G01N21/15
    • PROBLEM TO BE SOLVED: To enhance the measuring precision of metal mercury in an exhaust gas.
      SOLUTION: This metal mercury measuring method for sampling gas containing mercury and SO
      2 to measure the concentration of metal mercury in the sampled gas includes a first pretreatment process for bringing the gas sampled in a sampling pipe 10 into contact with a hydrogen peroxide-containing absorbing solution 11 to collect SO
      2 in the gas, a second pretreatment process for bringing the SO
      2 -free gas in the first pretreatment process into contact with a potassium chloride-containing absorbing solution 13 to collect oxide form mercury in the gas and a measuring process for guiding the gas, from which oxide form mercury is removed in the second pretreatment process to the absorption cell of an atomic-absorption analyzer 8 to measure the concentration of metal mercury in the gas.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提高废气中金属汞的测量精度。 解决方案:用于对含有汞和SO 2 的气体进行采样的金属汞测量方法用于测量取样气体中金属汞的浓度包括:第一预处理过程,用于将取样管中的气体 10与含过氧化氢的吸收溶液11接触以在气体中收集SO 2 SBS,在第一预处理中引入无SO 2无气体的第二预处理方法 过程与含氯化钾的吸收溶液13接触以在气体中收集氧化物形成汞,以及用于引导气体的测量过程,其中在第二预处理过程中从其中除去氧化物形式的汞被吸收到原子吸收单元 分析仪8测量气体中金属汞的浓度。 版权所有(C)2011,JPO&INPIT