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1. 发明专利

JP2014001693A Axial flow turbine 有权
标题翻译：轴流涡轮
公开(公告)号：JP2014001693A
公开(公告)日：2014-01-09
申请号：JP2012137950
申请日：2012-06-19
申请人： Toshiba Corp , 株式会社東芝
发明人： SAEKI YUSHI , NOGUCHI TARO , UCHIDA TATSUAKI , OHASHI SHINICHIRO
IPC分类号： F01D25/28 , F01D25/00 , F01D25/24
摘要： PROBLEM TO BE SOLVED: To provide an axial flow turbine capable of reducing a pressure loss while restraining vibration accompanied with vibration of a bearing in an exhaust chamber.SOLUTION: An axial flow turbine 10 in an embodiment comprises: a turbine section rotary-driven by working fluid flowing in a direction along a turbine rotor 22; and an exhaust chamber 30 having an annular exhaust flow passage 33 formed between an inner cylinder 31 arranged around the turbine rotor 22 in a turbine rotor axial direction and an exhaust casing 32 arranged so as to surround an outer periphery of the inner cylinder 31. Furthermore, the axial flow turbine comprises: a strut 50a provided between the inner cylinder 31 and the exhaust casing 32 and supporting the inner cylinder 31 perpendicularly from below; and a strut 50b provided in a radial direction between the inner cylinder 31 and the exhaust casing 32 from a perpendicular lower position to a horizontal direction position of the inner cylinder 31 provided with the strut 50a, and having a circumferential thickness smaller than that of the strut 50a.
摘要翻译：要解决的问题：提供一种能够抑制伴随着排气室中的轴承振动的振动的轴流涡轮机。解决方案：一个实施例中的轴流涡轮10包括：涡轮机部分，由沿着涡轮转子22的方向流动的工作流体; 以及排气室30，其具有形成在涡轮转子轴向上配置在涡轮转子22周围的内筒31和围绕内筒31的外周配置的排气壳体32之间的环状排气流路33。轴流式涡轮机包括：支柱50a，其设置在内筒31和排气壳体32之间，并且从下方垂直地支撑内筒31; 以及从内筒31和排气壳体32之间的径向设置的支柱50b，其从设置有支柱50a的内筒31的垂直下位置到水平方向位置，并且周向厚度小于支柱50a。

2. 发明专利

JP2012202393A Steam turbine 有权
标题翻译：汽轮机
公开(公告)号：JP2012202393A
公开(公告)日：2012-10-22
申请号：JP2011071024
申请日：2011-03-28
申请人： Toshiba Corp , 株式会社東芝
发明人： SAEKI YUSHI , IWAI YASUNORI , OISHI TSUTOMU , SHIBUKAWA NAOKI , IMAI KENICHI
IPC分类号： F01D25/30 , F01D25/24
摘要： PROBLEM TO BE SOLVED: To provide a steam turbine which has a reduced turbine exhaust loss by suppressing the generation of a pressure loss in an exhaust chamber.SOLUTION: The steam turbine 10 includes: an annular diffuser 50 which is provided downstream from a turbine final stage and is formed from a steam guide 30 and a bearing cone 40 inside the steam guide and discharges steam passing through the turbine final stage toward the radial-direction outside. The bearing cone 40 includes: a cylindrical constituent part 41 which is positioned on a turbine final stage side and provided in parallel with an axial direction of a turbine rotor 23; an expanded cylindrical constituent part 42 of which the one terminal side is connected to the cylindrical constituent part 41 and which is expanded in a trumpet shape toward the downstream side; and an exit side cylindrical constituent part 43 of which the one terminal side is connected to the expanded cylindrical constituent part 42 and which constitutes an exit of the annular diffuser 50.
摘要翻译：要解决的问题：提供一种通过抑制排气室中的压力损失的产生而具有减少的涡轮机排气损失的汽轮机。蒸汽轮机10包括：环形扩散器50，其设置在涡轮机最后级的下游，并且由蒸汽引导件30和在蒸汽引导件内的轴承锥体40形成，并且排出通过涡轮机末级的蒸汽向外径向。轴承座40包括：圆柱形构件41，其位于涡轮机末级侧并与涡轮机转子23的轴向平行设置; 一个端子侧连接到圆筒形构件41并且朝向下游侧以喇叭形膨胀的扩展圆筒构件部42; 和一个出口侧圆柱形构件43，其一个端子侧连接到膨胀圆柱形构件部分42并且构成环形扩散器50的出口。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2009103099A Steam turbine 审中-公开
标题翻译：汽轮机
公开(公告)号：JP2009103099A
公开(公告)日：2009-05-14
申请号：JP2007277738
申请日：2007-10-25
申请人： Toshiba Corp , 株式会社東芝
发明人： SAEKI YUSHI , IWAI YASUNORI , OISHI TSUTOMU , UCHIDA TATSURO
IPC分类号： F01D25/30
摘要： PROBLEM TO BE SOLVED: To provide a high performance steam turbine by reducing a pressure loss in a downward exhaust type low pressure exhaust chamber without increasing the size of the downward exhaust type low pressure exhaust chamber.
SOLUTION: In the steam turbine 40 of the invention, a turbine casing 4 is formed in a double structure of an outer casing 10 and an inner casing 9, an annular diffuser 8 is composed of a steam guide 11, a bearing cone 7 and so forth on an outlet side of final stage blades of the inner casing and the low pressure exhaust chamber enclosed by the outer casing 10 and the bearing cone 7 is formed on an outlet side of the annular diffuser 8. The steam guide 11 has a fixed steam guide 12 and a first movable steam guide 13 which is provided on the outlet side with respect to the fixed steam guide 12 and is axially movable relatively to the fixed steam guide 12. A second movable steam guide 14 axially movable relatively to the fixed steam guide 12 is provided on the outlet side with respect to the first movable steam guide 13.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过减小向下排气型低压排气室中的压力损失而不增加向下排气型低压排气室的尺寸来提供高性能蒸汽轮机。解决方案：在本发明的蒸汽轮机40中，涡轮壳体4形成为外壳10和内壳9的双重结构，环形扩散器8由蒸汽导管11，轴承锥体 7等在内壳的末级叶片的出口侧和由外壳10包围的低压排气室和轴承锥体7形成在环形扩散器8的出口侧。蒸汽导管11具有固定的蒸汽引导件12和第一可动蒸汽引导件13，其相对于固定蒸汽引导件12设置在出口侧，并且可相对于固定蒸汽引导件12轴向移动。第二可移动蒸汽引导件14可相对于固定式蒸汽导引件12相对于第一可移动蒸汽导管13在出口侧设置。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2009085201A Steam valve and generator set 有权
标题翻译：蒸汽阀和发电机组
公开(公告)号：JP2009085201A
公开(公告)日：2009-04-23
申请号：JP2007259815
申请日：2007-10-03
申请人： Toshiba Corp , 株式会社東芝
发明人： OISHI TSUTOMU , OFUJI TOMOO , HOSAKA HIDEO , IWAI YASUNORI , SAEKI YUSHI
IPC分类号： F01D17/10
CPC分类号： F01D17/10 , F01D17/145 , F05D2220/31 , F05D2250/324 , F05D2250/71 , F05D2250/73 , F16K1/42 , Y10T137/86976 , Y10T137/86984 , Y10T137/87917
摘要： PROBLEM TO BE SOLVED: To significantly reduce a pressure loss by controlling a flow of steam after passing through a valve seat when an amount of steam flown in a steam turbine from a boiler is controlled and blocked. SOLUTION: A reheat steam valve 1 is arranged between a steam inlet flow path 31 for introducing steam from a boiler 51 and a steam outlet flow path 32 for introducing steam into an intermediate pressure turbine 59. The reheat steam valve 1 an intercept valve 20 driven from one side and movable in a predetermined direction, a reheat steam stop valve 21 driven from the other side and movable in the predetermined direction, and a valve seat 9 formed into an annular hollow shape and contacting a regulation valve and a stop valve when the regulation valve and the stop valve move to the other side. An expansion part 10 that projects toward an inside of the steam outlet flow path 32 is disposed on the other side of the valve seat 9. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过控制和阻止来自锅炉的蒸汽轮机中流动的蒸汽的量，通过控制通过阀座的蒸汽流量来显着降低压力损失。解决方案：再热蒸汽阀1设置在用于引入来自锅炉51的蒸汽的蒸汽入口流路31和用于将蒸汽引入中压涡轮机59的蒸汽出口流路32之间。再热蒸汽阀1截断阀门20从一侧被驱动并且能够沿预定方向移动;再热蒸汽截止阀21，其从另一侧被驱动并沿预定方向移动，阀座9形成为环形中空形状并与调节阀和止动件接触当调节阀和截止阀移动到另一侧时，阀门。向蒸汽出口流路32的内侧突出的膨胀部10配置在阀座9的另一侧。（C）2009，JPO＆INPIT

5. 发明专利

JP2007255218A Steam turbine 审中-公开
标题翻译：汽轮机
公开(公告)号：JP2007255218A
公开(公告)日：2007-10-04
申请号：JP2006077183
申请日：2006-03-20
申请人： Toshiba Aitekku Kk , Toshiba Corp , 東芝アイテック株式会社 , 株式会社東芝
发明人： IWAI YASUNORI , SAEKI YUSHI , NIIZEKI YOSHIKI , TSUTSUI MASASHI
IPC分类号： F01D25/30
摘要： PROBLEM TO BE SOLVED: To provide a steam turbine for reducing loss by restraining a separated vortex generated in the vicinity of a three-dimensional structural member, while preventing the deformation of an end plate by external pressure.
SOLUTION: This steam turbine is composed of a casing 1, a rotor 3 rotatably arranged around a rotary shaft 3a, a moving blade 4, and a nozzle 21, and has a final stage 20 discharging steam, an annular diffuser 30 arranged in the casing on the downstream side of the final stage and guiding the discharged steam, and the end plate 18 arranged in the direction orthogonal to the rotor in the casing on the downstream side of the diffuser. The diffuser has a chip flow guide 5 constituting the outer peripheral edge and a bearing cone 7 constituting the inner peripheral edge. The box-shaped three-dimensional structural member 9 for reinforcing the end plate is arranged between a lower part of the bearing cone and the end plate. A side surface shape of the three-dimensional structural member is formed in a divergent shape toward the end plate.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过抑制在三维结构构件附近产生的分离的涡流而减少损失的汽轮机，同时防止端板由于外部压力而变形。该蒸汽轮机由壳体1，可旋转地配置在旋转轴3a，动叶片4和喷嘴21周围的转子3构成，具有排出蒸汽的最终级20，配置有环状扩散器30 在最终级的下游侧的壳体中引导排出的蒸汽，并且在扩散器的下游侧沿壳体内的与转子正交的方向配置端板18。扩散器具有构成外周边缘的芯片流动引导件5和构成内周边缘的轴承锥体7。用于加强端板的箱形三维结构构件9布置在轴承锥体的下部和端板之间。三维结构构件的侧面形状朝向端板形成为发散形状。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2014181670A Steam turbine 有权
标题翻译：汽轮机
公开(公告)号：JP2014181670A
公开(公告)日：2014-09-29
申请号：JP2013058251
申请日：2013-03-21
申请人： Toshiba Corp , 株式会社東芝
发明人： KAWAGISHI HIROYUKI , SAEKI YUSHI , TSUKUDA TOMOHIKO , ONODA AKIHIRO , SHIBUKAWA NAOKI , IMAI KENICHI , TOMINAGA JUNICHI
IPC分类号： F01D25/32 , F01D9/02 , F01D9/04 , F01D9/06 , F01D17/04 , F01D17/08 , F01D17/10 , F01D25/00
摘要： PROBLEM TO BE SOLVED: To provide a steam turbine which can improve the efficiency of a turbine by reducing a supersaturation loss.SOLUTION: A steam turbine 10 of this embodiment comprises: a casing 20 penetrated with a turbine rotor 22; a moving blade 21 implanted in the turbine rotor 22; and a static blade 25 which forms a turbine paragraph together with the moving blade 21, and is supported between a diaphragm outer ring 23 and a diaphragm inner ring 24 which are arranged inside the casing 20. Furthermore, the steam turbine 10 comprises: an injection part group 30 composed of a plurality of injection parts 31 which are arranged in the radial direction of a steam passage 29 in which steam in the casing flows, and inject microparticles; a microparticle supply part 40 which supplies microparticles to the injection part group 30; and a control part 50 which controls the injection of the microparticles at each injection part 31 by controlling the microparticle supply part 40.
摘要翻译：要解决的问题：提供一种能够通过降低过饱和损失来提高涡轮机效率的汽轮机。解决方案：该实施例的汽轮机10包括：用涡轮机转子22穿过的壳体20; 植入涡轮转子22的动叶片21; 以及静电叶片25，其与动叶片21一起形成涡轮段，并且被支撑在设置在壳体20内部的隔膜外环23和隔膜内环24之间。此外，蒸汽轮机10包括：注射由多个喷射部件31组成的部件组30，喷射部件31沿着蒸汽通道29的径向布置，其中壳体中的蒸汽流动，并注射微粒; 将微粒供给到注射部30的微粒供给部40; 以及通过控制微粒供给部40来控制各注射部31的微粒注入的控制部50。

7. 发明专利

JP2013124561A Steam turbine 审中-公开
标题翻译：汽轮机
公开(公告)号：JP2013124561A
公开(公告)日：2013-06-24
申请号：JP2011272554
申请日：2011-12-13
申请人： Toshiba Corp , 株式会社東芝
发明人： KAWAGISHI HIROYUKI , UCHIDA TATSUAKI , SAEKI YUSHI , NOGUCHI TARO , SHIBUKAWA NAOKI , OHASHI SHINICHIRO
IPC分类号： F01D9/02 , F01D25/32
摘要： PROBLEM TO BE SOLVED: To provide a steam turbine capable of adequately removing condensed water adhered on the surface of a stationary blade or a diaphragm outer ring while restraining removal of accompanying steam.SOLUTION: The steam turbine 10 comprises a movable blade row with a plurality of movable blades 21 implanted in a circumferential direction of a turbine rotor 22, and a stationary blade row having a plurality of stationary blades 25 mounted in the circumferential direction between a diaphragm outer ring 23 and a diaphragm inner ring 24 for providing a turbine stage together with the movable blade row so that wet steam flows in a turbine stage of a lower pressure. At least the stationary blades 25 in the final turbine stage have a hollow portion 30 communicating with a condenser connected with an exhaust passage provided downstream of the final turbine stage. At least a part on the radial direction outer side from the center in the blade longitudinal direction of the stationary blades 25 comprises a porous constituent part 40.
摘要翻译：要解决的问题：提供一种能够适当地除去附着在固定叶片或隔膜外环的表面上的冷凝水，同时限制除去伴随蒸汽的汽轮机。解决方案：蒸汽轮机10包括具有沿涡轮机转子22的圆周方向注入的多个可动叶片21的可动叶片排，以及具有多个固定叶片25的固定叶片排，其沿周向安装在隔膜外圈23和隔膜内圈24，用于与可动刀片排一起提供涡轮级，使得湿蒸汽在较低压力的涡轮级中流动。至少在最终涡轮机级中的固定叶片25具有中空部分30，其与与设置在最终涡轮级的下游的排气通道连接的冷凝器连通。从固定叶片25的叶片纵向方向的中心的径向外侧的至少一部分包括多孔构成部分40.版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2004263623A Gas turbine 审中-公开
公开(公告)号：JP2004263623A
公开(公告)日：2004-09-24
申请号：JP2003054884
申请日：2003-02-28
申请人： Toshiba Corp , 株式会社東芝
发明人： SAEKI YUSHI
IPC分类号： F01D25/24 , F02C3/10 , F02C7/18
摘要： PROBLEM TO BE SOLVED: To provide a gas turbine steadily maintaining high strength against high temperature working fluid and performing stable operation.
SOLUTION: In the gas turbine, a casing 1 is divided, an air compressor shaft 3 and a front gas turbine shaft are stored as a common shaft in one divided casing 1, and a rear gas turbine shaft 2b is stored as a separate shaft in the other divided casing 1. In the gas turbine with an intermediate casing 21 placed between the divided casings 1, the intermediate casing 21 is provided with an outside intermediate casing 21a, an inside intermediate casing 21b, and passages 23, 28 allowing a cooling medium to flow respectively to the outside intermediate casing 21a and the inside intermediate casing 21b.
COPYRIGHT: (C)2004,JPO&NCIPI

9. 发明专利

JP2004150356A Power generation plant 审中-公开
公开(公告)号：JP2004150356A
公开(公告)日：2004-05-27
申请号：JP2002316576
申请日：2002-10-30
申请人： Toshiba Corp , 株式会社東芝
发明人： YAMASHITA KATSUYA , NIIZEKI YOSHIKI , SAEKI YUSHI
IPC分类号： F01K23/10 , F02C3/22 , F02C7/00 , F02C7/224
CPC分类号： Y02E20/16
摘要： PROBLEM TO BE SOLVED: To provide a power generation plant to improve plant thermal efficiency using relatively simple equipment.
SOLUTION: This power generation plant is provided with a carbon dioxide processing device 15, which makes the mixed gas from an exhaust heat recovery heat exchanger 2 work by the steam turbine 8 of a steam turbine plant 3, and separates the steam and carbon dioxide contained in the non-condensing gas generated in condensing the turbine exhaust gas finished working by a condenser 9 and recovers the carbon dioxide.
COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2014157118A Device and method for measuring liquid film of steam turbine 审中-公开
标题翻译：用于测量蒸汽涡轮液体膜的装置和方法
公开(公告)号：JP2014157118A
公开(公告)日：2014-08-28
申请号：JP2013029081
申请日：2013-02-18
申请人： Toshiba Corp , 株式会社東芝
发明人： ISHIKAWA KEISUKE , AKIBA MIYUKI , SAEKI YUSHI
IPC分类号： G01B7/06
摘要： PROBLEM TO BE SOLVED: To accurately measure thickness and/or distribution of liquid film deposited on a surface of a blade of a steam turbine.SOLUTION: A liquid film measuring device for the steam turbine includes: a number of liquid film sensors 2 disposed on a stator blade 1 of the steam turbine; at least one calibration liquid film sensor 2a; and a liquid film measuring part 14 having a ceiling part covering a top surface of the calibration liquid film sensor 2a with a predetermined distance.
摘要翻译：要解决的问题：精确地测量沉积在蒸汽轮机的叶片表面上的液膜的厚度和/或分布。解决方案：一种用于汽轮机的液膜测量装置，包括：多个液膜传感器2，蒸汽轮机的定子叶片1; 至少一个校准液膜传感器2a; 以及液面测定部14，其具有以规定距离覆盖校准液膜传感器2a的上表面的顶部。

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