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    • 1. 发明专利
    • Turbine
    • 涡轮
    • JP2014020331A
    • 2014-02-03
    • JP2012162098
    • 2012-07-20
    • Toshiba Corp株式会社東芝
    • OKAMURA NAOYUKIOKISONO NOBUHIROSATO IWATAROTSURUTA KAZUTAKAONODA AKIHIRO
    • F01K25/10F01D9/02F01D11/00F01D25/00F01D25/12
    • F02C3/00F01D25/12F02C3/34F02C7/10F02C7/18F05D2210/12
    • PROBLEM TO BE SOLVED: To improve energy efficiency of a turbine.SOLUTION: The turbine of an embodiment, uses COas a working fluid and a refrigerant, and includes a working fluid transfer channel, a refrigerant transfer channel and a refrigerant recovery channel. The working fluid transfer channel allows the working fluid to be transferred from an upstream side toward a downstream side with respect to plural steps respectively composed of a pair of a stator vane and a rotor vane. The refrigerant transfer channel allows the refrigerant to be transferred from the upstream side toward the downstream side while passing through the inside of the stator vanes of every steps. The refrigerant recovery channel allows the refrigerant passing through the inside of the stator vane of a prescribed step to be recovered, and allows the recovered refrigerant to join the working fluid transfer channel at a step at the upstream side with respect to the prescribed step.
    • 要解决的问题:提高涡轮机的能源效率。实施例的涡轮机使用工作流体和制冷剂,并且包括工作流体输送通道,制冷剂输送通道和制冷剂回收通道。 工作流体传递通道允许工作流体相对于分别由一对定子叶片和转子叶片构成的多个步骤从上游侧向下游侧传递。 制冷剂输送通道允许制冷剂从上游侧向下游侧传递,同时通过每个步骤的定子叶片的内部。 制冷剂回收通道允许通过规定步骤的定子叶片内部的制冷剂回收,并且允许回收的制冷剂在相对于规定步骤的上游侧的台阶处接合工作流体输送通道。
    • 2. 发明专利
    • ガスタービン設備
    • 气体涡轮安装
    • JP2015045246A
    • 2015-03-12
    • JP2013175933
    • 2013-08-27
    • 株式会社東芝Toshiba Corp
    • ITO MASAOOKISONO NOBUHIROMAEDA HIDEYUKIIWAI YASUNORI
    • F02C3/30F01K25/00F02C3/05F02C3/34F02C7/00F02C9/40F23R3/00
    • F02C3/34F01K19/10F02C1/08F02C3/04F02C6/18Y02E20/16Y02E20/322
    • 【課題】タービン負荷が変化したときでも、燃焼器噴出速度を適正な範囲に維持し火炎安定が図れるガスタービン設備を提供する。【解決手段】実施形態のガスタービン設備10は、燃料と酸化剤を燃焼させる燃焼器20と、燃焼器20からの燃焼ガスで回動するタービン21と、燃焼ガスを冷却する熱交換器23と、熱交換器23を通過した燃焼ガスから水蒸気を除去してドライ作動ガスとする熱交換器24と、ドライ作動ガスを超臨界流体となるまで昇圧する圧縮機25とを備える。また、圧縮機25からのドライ作動ガスの一部を、熱交換器23を通して燃焼器20に導く配管42と、熱交換器23よりも上流側の配管42から分岐し、ドライ作動ガスの一部を外部に排出する配管44と、圧縮機25から排出されたドライ作動ガスの残部をタービン21の出口と熱交換器23の入口とを連結する配管40内に導入する配管45とを備える。【選択図】図1
    • 要解决的问题:提供能够将燃烧室喷射速度保持在适当范围内的燃气轮机装置,即使随着涡轮机负荷的变化也能实现火焰稳定性。解决方案:根据实施例的燃气轮机装置10包括:燃烧室20 燃烧燃料和氧化剂; 与来自燃烧室20的燃烧气体一起旋转的涡轮机21; 冷却燃烧气体的热交换器23; 热交换器24,其从通过热交换器23的燃烧气体除去蒸气,生成干燥工作气体; 以及增加干燥工作气体的压力以产生超临界流体的压缩机25。 燃气轮机装置10还包括:管42,通过热交换器23将来自压缩机25的干燥工作气体的一部分引入燃烧室20; 从热交换器23上游的管42分支的管44,将一部分干燥工作气体排出到外部; 以及从压缩机25排出的干燥工作气体的其余部分的导管45连接到将涡轮机21的出口与热交换器23的入口连接的管道40中。
    • 4. 发明专利
    • Co2 turbine, method of manufacturing co2 turbine, and power generation system
    • 二氧化碳涡轮机,制造二氧化碳涡轮机的方法和发电系统
    • JP2014020329A
    • 2014-02-03
    • JP2012162096
    • 2012-07-20
    • Toshiba Corp株式会社東芝
    • WADA KUNIHIKOKUBOTANI SATORUSAITO DAIZOOKISONO NOBUHIROSATO IWATAROTSURUTA KAZUTAKA
    • F01D11/08C23C28/00F01D11/02F01D25/00F01K25/10F02C3/22F02C7/00F02C7/28F16J15/453
    • PROBLEM TO BE SOLVED: To provide a COturbine which is superior in reliability on a seal part and improved in performance.SOLUTION: A COturbine includes a stationary part, a rotary part, and a seal part for reducing a combustion gas leaking from a gap between opposite parts of the stationary part and rotary part, and rotates the rotary part with a combustion gas produced by burning a fuel including mixed CO. The seal part has a ceramic layer, having lower thermal conductivity than a formed member as one member selected between the stationary part and rotary part and also having its surface made uneven, formed on the formed member, and has a structure in which the formed member and the opposite member as the other member never come into contact with each other, or a structure in which a surface of the opposite member is lower in hardness than the ceramic layer and preferentially ground in contacting.
    • 要解决的问题:提供一种在密封部件上的可靠性优异并且性能提高的混合机。解决方案:一种涡轮机包括固定部件,旋转部件和密封部件,用于减少从第二 固定部分和旋转部分的相对部分,并且通过燃烧包含混合CO的燃料产生的燃烧气体旋转旋转部分。密封部分具有陶瓷层,其具有比成形部件低的热导率, 固定部分和旋转部分,并且其表面形成不均匀,形成在成形构件上,并且具有其中成形构件和作为另一个构件的相对构件彼此不会接触的结构,或者其中 相对构件的表面的硬度低于陶瓷层,并优先接地。
    • 7. 发明专利
    • Turbine
    • 涡轮
    • JP2014020330A
    • 2014-02-03
    • JP2012162097
    • 2012-07-20
    • Toshiba Corp株式会社東芝
    • TSURUTA KAZUTAKAOKISONO NOBUHIROSATO IWATAROMAEDA HIDEYUKIOKAMURA NAOYUKI
    • F02C7/28F01D11/04F01D25/00F01D25/16F02C7/18F16J15/36F16J15/447
    • PROBLEM TO BE SOLVED: To provide a turbine capable of reducing leakage of a cooling medium from an end portion of a casing at low costs.SOLUTION: The turbine using a working medium for rotating a turbine rotor, and COas a cooling medium, has a casing and a mechanical seal. The casing has a first cooling chamber to which COfor cooling or sealing, to cool or seal the turbine, is injected at a prescribed temperature and a prescribed pressure, a second cooling chamber which is decompressed with respect to a pressure of the first cooling chamber and to which the cooling medium is injected, and a through hole for making the turbine rotor penetrate to the external through the second cooling chamber. The mechanical seal seals a clearance gap between the turbine rotor penetrating through the through hole and an opening portion to the external, of the through hole of the casing while permitting rotation of the turbine rotor.
    • 要解决的问题:提供一种能够以低成本从壳体的端部减少冷却介质的泄漏的涡轮机。解决方案:使用用于旋转涡轮机转子的工作介质的涡轮机,以及COas冷却介质,具有 套管和机械密封。 壳体具有第一冷却室,用于冷却或密封的CO,用于冷却或密封涡轮,在规定的温度和规定的压力下被注入,第二冷却室相对于第一冷却室的压力被减压, 喷射冷却介质的通孔和用于使涡轮机转子通过第二冷却室渗透到外部的通孔。 机械密封件密封涡轮机转子穿过通孔和壳体的通孔的外部的开口部分之间的间隙,同时允许涡轮转子旋转。
    • 10. 发明专利
    • Gas turbine generator
    • 气体涡轮发电机
    • JPS5943928A
    • 1984-03-12
    • JP15253482
    • 1982-09-03
    • Toshiba Corp
    • OKISONO NOBUHIRO
    • F02C6/00F02C3/22F02C7/00
    • F02C3/22
    • PURPOSE:To improve the total efficiency by coupling a gas turbine using liquidized gas as fuel, Rankine cycle turbine and a small generator through a clutch while condensing the exhaust gas from Rankine cycle turbine through liquidized gas. CONSTITUTION:LNG fed from LNG tank 1 and boosted by a pump 2 will enter into a condenser 3 to condense the exhaust gas from Rankine cycle turbine A employing low boiling point intermediate medium. LNG from a control valve 4 is evaporated in LNG evaporator 8 and enter into a combustor 5. While the condensed intermediate medium is boosted by a pump 9 and enter into a turbine A to perform a work. Upon start of turbine the clutch 17 is coupled while upon completion of start the clutch 11 is coupled. Consequently a starter is not required while the cooling heat of LNG can be utilized effectively.
    • 目的:通过使用作为燃料的液化气体的燃气轮机,兰金循环涡轮机和通过离合器的小型发电机连接来提高总效率,同时通过液化气体浓缩来自兰金循环涡轮机的废气。 构成:从LNG罐1供给并由泵2加压的LNG将进入冷凝器3,以冷凝来自使用低沸点中间介质的兰金循环涡轮机A的废气。 来自控制阀4的LNG在LNG蒸发器8中蒸发并进入燃烧器5.当冷凝的中间介质被泵9升压并进入涡轮机A进行作业时。 在涡轮机启动时,离合器17联接,而在启动完成时,离合器11联接。 因此,不需要起动器,而可以有效利用LNG的冷却热。