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公开(公告)号：US08979480B2
公开(公告)日：2015-03-17
申请号：US13144795
申请日：2010-01-15
CPC分类号： F01D5/082 , F01D5/085 , F01D11/001 , F01D11/02 , F01D11/04 , F05D2240/55 , F05D2240/81
摘要： A plurality of blades are studded in a rotor disc integrated with the rotor along the circumferential direction of the rotor, a plurality of vanes are attached to a casing covering the rotor along the circumferential direction of the rotor, and an internal diaphragm disposed on rotor-side surfaces of the vanes in such a way that the internal diaphragm faces the rotor disc. The vanes and the blades adjacent to each other in the axial direction of the rotor form a turbine stage. A rotor-side cooling path is formed through the rotor disc in the axial direction of the rotor, and a diaphragm-side cooling path is formed through the internal diaphragm in the axial direction of the rotor, and a cooling medium flowing through the rotor-side cooling path diverts into the diaphragm-side cooling path and a labyrinth flow path provided between the internal diaphragm and the rotor.
摘要翻译： 沿着转子的圆周方向将多个叶片镶嵌在与转子一体化的转子盘中，多个叶片沿着转子的圆周方向安装在覆盖转子的壳体上，并且设置在转子 - 叶片的侧表面使得内部隔膜面向转子盘。 在转子的轴向上彼此相邻的叶片和叶片形成涡轮级。 在转子的轴向上通过转子盘形成转子侧的冷却通路，在转子的轴向上通过内侧隔膜形成有隔膜侧的冷却通路， 侧冷却路径转向隔膜侧冷却路径和设置在内隔膜和转子之间的迷宫式流路。
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2.发明授权Steam turbine, method of cooling steam turbine, and heat insulating method for steam turbine 有权蒸汽轮机，蒸汽轮机的冷却方法，蒸汽轮机的隔热方法公开(公告)号：US08727705B2
公开(公告)日：2014-05-20
申请号：US12839826
申请日：2010-07-20
申请人： Asako Inomata , Katsuya Yamashita , Kazuhiro Saito , Takao Inukai , Kunihiko Wada , Kazutaka Ikeda , Takeo Suga
发明人： Asako Inomata , Katsuya Yamashita , Kazuhiro Saito , Takao Inukai , Kunihiko Wada , Kazutaka Ikeda , Takeo Suga
IPC分类号： F01D1/24
CPC分类号： F01D25/12 , F01D25/26 , F05D2220/31 , F05D2260/205 , F05D2260/2322
摘要： A steam turbine 10 is provided with a double-structure comprising an inner casing 20 and an outer casing 21. A turbine rotor 22, in which plural stages of moving blades 24 are circumferentially implanted, is operatively disposed in inner casing 20. A diaphragm outer ring 25 and a diaphragm inner ring are disposed along the circumferential direction in inner casing 20. Stationary blades 27 are circumferentially provided between diaphragm outer ring 25 and the diaphragm inner ring, so that diaphragm outer ring 25, the diaphragm inner ring and stationary blades 27 form a stage of stationary blades. The stages of the stationary blades are arranged alternately with the stages of moving blades 24 in the axial direction of turbine rotor 22. A cooling medium passage 40 for passing a cooling medium CM which is supplied through a supply pipe 45 is formed between inner casing 20 and diaphragm outer ring 25.
摘要翻译： 蒸汽轮机10设置有包括内壳20和外壳21的双重结构。涡轮机转子22可操作地设置在内壳20中，其中多个动叶片24周向地植入其中。 环25和隔膜内圈沿圆周方向设置在内壳体20中。固定叶片27周向地设置在隔膜外圈25和隔膜内圈之间，使得隔膜外圈25，隔膜内圈和固定叶片27 形成固定叶片的阶段。 固定叶片的阶段与动叶片24的阶段沿涡轮转子22的轴向交替布置。用于使通过供给管45供给的冷却介质CM通过的冷却介质通道40形成在内壳20 和隔膜外圈25。
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公开(公告)号：US08439627B2
公开(公告)日：2013-05-14
申请号：US12686129
申请日：2010-01-12
CPC分类号： F01D5/3007 , F01D5/08 , F01D5/085
摘要： A steam turbine includes a casing, a rotor arranged inside the casing so as to extend in an axial direction of the casing, a rotor disk integrally formed with the rotor, a rotor-side implanting portion formed in the rotor disk, a plurality of moving blades arranged on the rotor disk in a circumferential direction of the rotor, and a moving blade-side implanting portion formed in the moving blade, in which the moving blade-side implanting portions of the moving blades are engaged with the rotor-side implanting portions, respectively. A cooling medium flows through a gap formed at least on a blade portion side of the moving blade among gaps formed between the moving blade-side implanting portions and the rotor-side implanting portions.
摘要翻译： 一种蒸汽涡轮机，包括：壳体，设置在壳体内部以沿着壳体的轴向方向延伸的转子;与转子一体形成的转子盘，形成在转子盘中的转子侧注入部，多个移动 在转子圆周方向上设置在转子盘上的叶片，以及形成在动叶片中的动叶片侧植入部，其中动叶片的动叶片侧注入部分与转子侧植入部分接合 ， 分别。 在形成于动叶片侧植入部和转子侧植入部之间的间隙中，冷却介质流过至少在动叶片的叶片部侧形成的间隙。
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公开(公告)号：US20100178155A1
公开(公告)日：2010-07-15
申请号：US12686129
申请日：2010-01-12
IPC分类号： F01D5/18
CPC分类号： F01D5/3007 , F01D5/08 , F01D5/085
摘要： A steam turbine includes a casing, a rotor arranged inside the casing so as to extend in an axial direction of the casing, a rotor disk integrally formed with the rotor, a rotor-side implanting portion formed in the rotor disk, a plurality of moving blades arranged on the rotor disk in a circumferential direction of the rotor, and a moving blade-side implanting portion formed in the moving blade, in which the moving blade-side implanting portions of the moving blades are engaged with the rotor-side implanting portions, respectively. A cooling medium flows through a gap formed at least on a blade portion side of the moving blade among gaps formed between the moving blade-side implanting portions and the rotor-side implanting portions.
摘要翻译： 一种蒸汽涡轮机，包括：壳体，设置在壳体内部以沿着壳体的轴向方向延伸的转子;与转子一体形成的转子盘，形成在转子盘中的转子侧注入部，多个移动 在转子圆周方向上设置在转子盘上的叶片，以及形成在动叶片中的动叶片侧植入部，其中动叶片的动叶片侧注入部分与转子侧植入部分接合 ， 分别。 在形成于动叶片侧植入部和转子侧植入部之间的间隙中，冷却介质流过至少在动叶片的叶片部侧形成的间隙。
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公开(公告)号：US20110274536A1
公开(公告)日：2011-11-10
申请号：US13144795
申请日：2010-01-15
IPC分类号： F04D29/58
CPC分类号： F01D5/082 , F01D5/085 , F01D11/001 , F01D11/02 , F01D11/04 , F05D2240/55 , F05D2240/81
摘要： A plurality of blades are studded in a rotor disc integrated with the rotor along the circumferential direction of the rotor, a plurality of vanes are attached to a casing covering the rotor along the circumferential direction of the rotor, and an internal diaphragm disposed on rotor-side surfaces of the vanes in such a way that the internal diaphragm faces the rotor disc. The vanes and the blades adjacent to each other in the axial direction of the rotor form a turbine stage. A rotor-side cooling path is formed through the rotor disc in the axial direction of the rotor, and a diaphragm-side cooling path is formed through the internal diaphragm in the axial direction of the rotor, and a cooling medium flowing through the rotor-side cooling path diverts into the diaphragm-side cooling path and a labyrinth flow path provided between the internal diaphragm and the rotor.
摘要翻译： 沿着转子的圆周方向将多个叶片镶嵌在与转子一体化的转子盘中，多个叶片沿着转子的圆周方向安装在覆盖转子的壳体上，并且设置在转子 - 叶片的侧表面使得内部隔膜面向转子盘。 在转子的轴向上彼此相邻的叶片和叶片形成涡轮级。 在转子的轴向上通过转子盘形成转子侧的冷却通路，在转子的轴向上通过内侧隔膜形成有隔膜侧的冷却通路， 侧冷却路径转向隔膜侧冷却路径和设置在内隔膜和转子之间的迷宫式流路。
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公开(公告)号：US08858158B2
公开(公告)日：2014-10-14
申请号：US12536652
申请日：2009-08-06
申请人： Kazutaka Ikeda , Katsuya Yamashita , Takao Inukai , Kazuhiro Saito , Kouichi Kitaguchi , Shogo Iwai , Shigekazu Miyashita
发明人： Kazutaka Ikeda , Katsuya Yamashita , Takao Inukai , Kazuhiro Saito , Kouichi Kitaguchi , Shogo Iwai , Shigekazu Miyashita
摘要： A steam turbine 10 is comprised of a double-structured casing configured of an outer casing 21 and an inner casing 20, a turbine rotor 23 disposed through the inner casing and having a plurality of stages of moving blades 22 implanted, and a plurality of stages of stationary blades 25 disposed alternately with the moving blades 22 in the axial direction of the turbine rotor 23 in the inner casing 20. The steam turbine 10 is further provided with a discharge passage 30 which externally guides steam, which has flown in the inner casing and passed the final stage moving blades while performing expansion work, directly from the inner casing interior.
摘要翻译： 蒸汽轮机10由外壳21和内壳20构成的双重结构的壳体构成，透过内壳配置并具有植入的多级动叶片22的涡轮转子23和多级 固定叶片25与动叶片22在涡轮转子23的轴向方向上交替地设置在内壳体20中。蒸汽轮机10还设置有排出通道30，该排出通道30从外部引导已经在内壳体中流动的蒸汽 并在进行膨胀加工时直接从内套筒内部通过最终级动叶片。
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公开(公告)号：US20100034641A1
公开(公告)日：2010-02-11
申请号：US12536652
申请日：2009-08-06
申请人： Kazutaka Ikeda , Katsuya Yamashita , Takao Inukai , Kazuhiro Saito , Kouichi Kitaguchi , Shogo Iwai , Shigekazu Miyashita
发明人： Kazutaka Ikeda , Katsuya Yamashita , Takao Inukai , Kazuhiro Saito , Kouichi Kitaguchi , Shogo Iwai , Shigekazu Miyashita
摘要： A steam turbine 10 is comprised of a double-structured casing configured of an outer casing 21 and an inner casing 20, a turbine rotor 23 disposed through the inner casing and having a plurality of stages of moving blades 22 implanted, and a plurality of stages of stationary blades 25 disposed alternately with the moving blades 22 in the axial direction of the turbine rotor 23 in the inner casing 20. The steam turbine 10 is further provided with a discharge passage 30 which externally guides steam, which has flown in the inner casing and passed the final stage moving blades while performing expansion work, directly from the inner casing interior.
摘要翻译： 蒸汽轮机10由外壳21和内壳20构成的双重结构的壳体构成，透过内壳配置并具有植入的多级动叶片22的涡轮转子23和多级 固定叶片25与动叶片22在涡轮转子23的轴向方向上交替地设置在内壳体20中。蒸汽轮机10还设置有排出通道30，该排出通道30从外部引导已经在内壳体中流动的蒸汽 并在进行膨胀加工时直接从内套筒内部通过最终级动叶片。
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公开(公告)号：US20100050637A1
公开(公告)日：2010-03-04
申请号：US12553317
申请日：2009-09-03
申请人： Katsuya Yamashita , Asako Inomata , Yukio Oohashi , Takashi Ogawa , Kazutaka Ikeda , Takeo Suga
发明人： Katsuya Yamashita , Asako Inomata , Yukio Oohashi , Takashi Ogawa , Kazutaka Ikeda , Takeo Suga
CPC分类号： F23J15/006 , B01D53/1475 , B01D2257/504 , B01D2258/0283 , B01D2259/65 , F01K7/22 , F01K17/06 , F23J2215/50 , F23J2219/40 , Y02A50/2342 , Y02C10/04 , Y02C10/06 , Y02E20/326
摘要： A carbon-dioxide-capture-type steam power generation system 1 according to the present invention comprises a boiler 6 producing an exhaust gas 5 by combusting a fuel 2 and having a flue 8; an absorbing unit 40 being configured to absorb the carbon-dioxide contained in the exhaust gas 5 into an absorbing solution; and a regenerating unit 44 being configured to release the carbon dioxide gas from the absorbing solution absorbing the carbon dioxide and discharge the released carbon dioxide gas. Further, in this system, a reboiler 49 is provided for receiving a heating-medium as heat source, producing a steam 43 and supplying the produced steam 43 to the regenerating unit 44. Additionally, in the flue 8 of the boiler 6, a boiler-side heat exchanger 61 is provided for heating the heating-medium by the exhaust gas 5 passing therethrough.
摘要翻译： 根据本发明的二氧化碳捕集型蒸汽发电系统1包括通过燃烧燃料2并具有烟道8产生废气5的锅炉6; 吸收单元40被构造成将废气5中所含的二氧化碳吸收到吸收溶液中; 再生单元44构成为从吸收二氧化碳的吸收溶液中释放二氧化碳，排出释放出的二氧化碳气体。 此外，在该系统中，设置有用于接收作为热源的加热介质的再沸器49，产生蒸汽43并将生成的蒸汽43供给到再生单元44.另外，在锅炉6的烟道8中， 侧热交换器61用于通过通过其的排气5来加热加热介质。
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公开(公告)号：US08347627B2
公开(公告)日：2013-01-08
申请号：US12553317
申请日：2009-09-03
申请人： Katsuya Yamashita , Asako Inomata , Yukio Oohashi , Takashi Ogawa , Kazutaka Ikeda , Takeo Suga
发明人： Katsuya Yamashita , Asako Inomata , Yukio Oohashi , Takashi Ogawa , Kazutaka Ikeda , Takeo Suga
CPC分类号： F23J15/006 , B01D53/1475 , B01D2257/504 , B01D2258/0283 , B01D2259/65 , F01K7/22 , F01K17/06 , F23J2215/50 , F23J2219/40 , Y02A50/2342 , Y02C10/04 , Y02C10/06 , Y02E20/326
摘要： A carbon-dioxide-capture-type steam power generation system 1 according to the present invention comprises a boiler 6 producing an exhaust gas 5 by combusting a fuel 2 and having a flue 8; an absorbing unit 40 being configured to absorb the carbon-dioxide contained in the exhaust gas 5 into an absorbing solution; and a regenerating unit 44 being configured to release the carbon dioxide gas from the absorbing solution absorbing the carbon dioxide and discharge the released carbon dioxide gas. Further, in this system, a reboiler 49 is provided for receiving a heating-medium as heat source, producing a steam 43 and supplying the produced steam 43 to the regenerating unit 44. Additionally, in the flue 8 of the boiler 6, a boiler-side heat exchanger 61 is provided for heating the heating-medium by the exhaust gas 5 passing therethrough.
摘要翻译： 根据本发明的二氧化碳捕集型蒸汽发电系统1包括通过燃烧燃料2并具有烟道8产生废气5的锅炉6; 吸收单元40被构造成将废气5中所含的二氧化碳吸收到吸收溶液中; 再生单元44构成为从吸收二氧化碳的吸收溶液中释放二氧化碳，排出释放出的二氧化碳气体。 此外，在该系统中，设置有用于接收作为热源的加热介质的再沸器49，产生蒸汽43并将生成的蒸汽43供给到再生单元44.另外，在锅炉6的烟道8中， 侧热交换器61用于通过通过其的排气5来加热加热介质。
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公开(公告)号：US20110171005A1
公开(公告)日：2011-07-14
申请号：US12955605
申请日：2010-11-29
申请人： Shoko ITO , Iwataro Sato , Kazutaka Ikeda , Asako Inomata
发明人： Shoko ITO , Iwataro Sato , Kazutaka Ikeda , Asako Inomata
IPC分类号： F01D5/18
CPC分类号： F01D5/081 , F01D9/065 , F01D11/001 , F01D11/04 , F05D2220/31
摘要： According to an embodiment, at least one first outer ring has an annular outer ring cavity to which external cooling steam is supplied. A radial direction cooling hole connecting with the outer ring cavity is formed in the stator blades connected to the first outer ring. An annular inner ring cavity connecting with the radial direction cooling hole is formed in a first inner ring constituting one diaphragm together with the first outer ring. Cooling steam blowing holes connecting an annular wheel space and the inner ring cavity are formed. The annular wheel space is formed between the first inner ring and a rotor wheel adjacent to the first inner ring.
摘要翻译： 根据实施例，至少一个第一外环具有环形外环空腔，外部冷却蒸汽被供应到该环形外环空腔。 在与第一外圈连接的定子叶片中形成有与外圈腔连接的径向冷却孔。 与径向冷却孔连接的环形内环空腔与第一外圈一起形成在构成一个隔膜的第一内圈中。 形成连接环形轮空间和内环空腔的冷却蒸气吹扫孔。 环形轮空间形成在第一内圈和与第一内圈相邻的转子轮之间。
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