公开(公告)号：US08393861B2

公开(公告)日：2013-03-12

申请号：US13116635

申请日：2011-05-26

申请人： Kunihiko Wada ,  Katsuya Yamashita ,  Yutaka Ishiwata ,  Yuujiro Nakatani ,  Takeo Suga ,  Asako Inomata ,  Kazuhiro Saito ,  Takao Inukai ,  Yusuke Suzuki ,  Shogo Iwai

发明人： Kunihiko Wada ,  Katsuya Yamashita ,  Yutaka Ishiwata ,  Yuujiro Nakatani ,  Takeo Suga ,  Asako Inomata ,  Kazuhiro Saito ,  Takao Inukai ,  Yusuke Suzuki ,  Shogo Iwai

IPC分类号： F01D25/24

CPC分类号： F01D25/007 ,  C23C28/322 ,  C23C28/324 ,  C23C28/345 ,  C23C28/3455 ,  C23C28/42 ,  C23C30/00 ,  F05D2220/31 ,  F05D2230/90 ,  F05D2300/504

摘要： In one embodiment, a steam device includes a high-temperature member and a low-temperature member. One surface of the high-temperature member is exposed to high-temperature steam, and the other surface is cooled by cooling steam having a temperature lower than the high-temperature steam. The low-temperature member is disposed to face the high-temperature member with a passage for the cooling steam therebetween and is formed of a material having a heat resistance lower than that of the high-temperature member. The steam device has at least one high-reflectance film selected from a first high-reflectance film, which is formed on the surface of the high-temperature member which is exposed to the high-temperature steam and has a higher reflectance with respect to infrared rays than the high-temperature member, and a second high-reflectance film, which is formed on the surface of the low-temperature member facing the high-temperature member and has a higher reflectance with respect to infrared rays than the low-temperature member.

摘要翻译： 在一个实施例中，蒸汽装置包括高温部件和低温部件。 高温部件的一个表面暴露于高温蒸汽，另一个表面通过具有低于高温蒸汽的温度的冷却蒸汽来冷却。 所述低温部件配置成与所述高温部件面对，在所述高温部件之间具有用于冷却蒸汽的通路，并且由具有低于所述高温部件的耐热性的材料形成。 蒸汽装置具有至少一个选自第一高反射率膜的高反射率膜，其形成在暴露于高温蒸汽并且具有相对于红外线的较高反射率的高温部件的表面上 以及第二高反射率膜，其形成在面向高温部件的低温部件的表面上，并且相比于低温部件具有比红外线高的反射率 。

公开(公告)号：US20110280717A1

公开(公告)日：2011-11-17

申请号：US13116635

申请日：2011-05-26

申请人： Kunihiko WADA ,  Katsuya Yamashita ,  Yutaka Ishiwata ,  Yuujiro Nakatani ,  Takeo Suga ,  Asako Inomata ,  Kazuhiro Saito ,  Takao Inukai ,  Yusuke Suzuki ,  Shogo Iwai

发明人： Kunihiko WADA ,  Katsuya Yamashita ,  Yutaka Ishiwata ,  Yuujiro Nakatani ,  Takeo Suga ,  Asako Inomata ,  Kazuhiro Saito ,  Takao Inukai ,  Yusuke Suzuki ,  Shogo Iwai

IPC分类号： F01D25/24

CPC分类号： F01D25/007 ,  C23C28/322 ,  C23C28/324 ,  C23C28/345 ,  C23C28/3455 ,  C23C28/42 ,  C23C30/00 ,  F05D2220/31 ,  F05D2230/90 ,  F05D2300/504

摘要： In one embodiment, a steam device includes a high-temperature member and a low-temperature member. One surface of the high-temperature member is exposed to high-temperature steam, and the other surface is cooled by cooling steam having a temperature lower than the high-temperature steam. The low-temperature member is disposed to face the high-temperature member with a passage for the cooling steam therebetween and is formed of a material having a heat resistance lower than that of the high-temperature member. The steam device has at least one high-reflectance film selected from a first high-reflectance film, which is formed on the surface of the high-temperature member which is exposed to the high-temperature steam and has a higher reflectance with respect to infrared rays than the high-temperature member, and a second high-reflectance film, which is formed on the surface of the low-temperature member facing the high-temperature member and has a higher reflectance with respect to infrared rays than the low-temperature member.

摘要翻译： 在一个实施例中，蒸汽装置包括高温部件和低温部件。 高温部件的一个表面暴露于高温蒸汽，另一个表面通过具有低于高温蒸汽的温度的冷却蒸汽来冷却。 所述低温部件配置成与所述高温部件面对，在所述高温部件之间具有用于冷却蒸汽的通路，并且由具有低于所述高温部件的耐热性的材料形成。 蒸汽装置具有至少一个选自第一高反射率膜的高反射率膜，其形成在暴露于高温蒸汽并且具有相对于红外线的较高反射率的高温部件的表面上 以及第二高反射率膜，其形成在面向高温部件的低温部件的表面上，并且相比于低温部件具有比红外线高的反射率 。

公开(公告)号：US09045993B2

公开(公告)日：2015-06-02

申请号：US13421569

申请日：2012-03-15

申请人： Asako Inomata ,  Katsuya Yamashita ,  Kunihiko Wada ,  Kazuhiro Saito ,  Yusuke Suzuki ,  Takao Inukai ,  Shogo Iwai ,  Takeo Suga

发明人： Asako Inomata ,  Katsuya Yamashita ,  Kunihiko Wada ,  Kazuhiro Saito ,  Yusuke Suzuki ,  Takao Inukai ,  Shogo Iwai ,  Takeo Suga

IPC分类号： F01D11/00 ,  F16J15/06 ,  F16J15/08

CPC分类号： F01D11/003 ,  F05D2220/31 ,  F05D2240/14 ,  F05D2240/40 ,  F16J15/064 ,  F16J15/08 ,  F16J15/0806

摘要： A steam turbine 10 of an embodiment has seal rings 60 between an inlet sleeve 40 for introducing steam and an inner casing 20 and an outer casing 21 into which the inlet sleeve 40 is inserted. The seal rings 60 have high-temperature side seal rings 70 which are disposed their inner circumferences contacted to the outer circumference of the inlet sleeve 40, and low-temperature side seal rings 80 which are formed to have inner and outer diameters larger than those of the high-temperature side seal rings 70 and disposed with their outer circumferences contacted to the inner casing 20 or the outer casing 21. A thermal barrier layer 90 is disposed between the inner circumferences of the high-temperature side seal rings 70 and the outer circumference of the inlet sleeve 40 and between the high-temperature side seal rings 70 and the low-temperature side seal rings 80.

摘要翻译： 一个实施例的蒸汽轮机10在用于引入蒸汽的入口套筒40和内壳体20之间具有密封环60，以及插入入口套筒40的外壳21。 密封环60具有设置在与入口套筒40的外周接触的内周的高温侧密封圈70和低温侧密封圈80，其内径和外径大于 高温侧密封环70并且设置有与外壳20或外壳21接触的外周。热障层90设置在高温侧密封环70的内周和外周 的入口套筒40之间以及高温侧密封环70和低温侧密封环80之间。

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。

公开(公告)号：US08979480B2

公开(公告)日：2015-03-17

申请号：US13144795

申请日：2010-01-15

申请人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

发明人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

IPC分类号： F04D29/58 ,  F01D5/08 ,  F01D11/00 ,  F01D11/02 ,  F01D11/04

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。

公开(公告)号：US20110274536A1

公开(公告)日：2011-11-10

申请号：US13144795

申请日：2010-01-15

申请人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

发明人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

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。

公开(公告)号：US20100178155A1

公开(公告)日：2010-07-15

申请号：US12686129

申请日：2010-01-12

申请人： Asako INOMATA ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

发明人： Asako INOMATA ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

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。

公开(公告)号：US08439627B2

公开(公告)日：2013-05-14

申请号：US12686129

申请日：2010-01-12

申请人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

发明人： Asako Inomata ,  Katsuya Yamashita ,  Kazuhiro Saito ,  Takao Inukai ,  Kazutaka Ikeda

IPC分类号： F01D5/08 ,  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。

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

IPC分类号： F01D25/24 ,  F01D25/14 ,  F01D25/26

CPC分类号： F01D25/26 ,  F01D25/14

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。

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

IPC分类号： F01D25/12 ,  F01D25/26

CPC分类号： F01D25/26 ,  F01D25/14

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。