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    • 3. 发明专利
    • Gas turbine
    • 燃气轮机
    • JP2013100747A
    • 2013-05-23
    • JP2011244060
    • 2011-11-08
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • ISHIKAWA HIROSHIHIROKAWA KAZUHARUNAGAI TOMOHITO
    • F01D11/00F01D25/00F02C7/28
    • PROBLEM TO BE SOLVED: To provide a sealing structure by which local surface pressure increase due to a rotation preventing member is suppressed, in a gas turbine.SOLUTION: A disc engagement hole 131 is formed in an outer circumferential side ring-like part 130 of an overhung part 100 formed in a rotor disc 11 of a turbine 4. An outer circumferential side seal engagement projection 231 and an outer circumferential side seal engagement hole 232 are formed in the outer circumferential side seal plate pieces 230 of a seal member 200 each comprising a seal plate assembly 210 including an outer circumferential side seal plate piece 230 and an inner circumferential side seal plate piece 220 arranged in a plurality in a ring-like shape along the circumferential direction. An inner circumferential side seal engagement projection 221 is formed in the inner circumferential side seal plate piece 220. By engagement of the disc engagement hole 131 and the outer circumferential side seal engagement projection 231, and the outer circumferential side seal engagement hole 232 and the inner circumferential side seal engagement projection 221, respectively, the outer circumferential side ring-like part 130 and the outer circumferential side seal plate piece 230, and the outer circumferential side seal plate piece 230 and the inner circumferential side seal plate piece 220 are constrained in circumferential movement, respectively.
    • 要解决的问题:提供一种在燃气轮机中抑制由旋转阻止构件产生的局部表面压力增加的密封结构。 解决方案:在涡轮机4的转子盘11上形成的悬臂部分100的外圆周侧环形部分130中形成有盘形啮合孔131.外周侧密封接合突起231和外周侧 侧密封接合孔232形成在密封构件200的外周侧密封片230中,密封构件200包括密封板组件210,密封板组件210包括外周侧密封片230和内周侧密封片220, 沿圆周方向呈环状。 内圆周侧密封接合突起221形成在内周侧密封片件220中。通过盘接合孔131和外周侧密封接合突起231与外周侧密封接合孔232和内周侧密封接合孔232的接合 外周侧环状部130和外周侧密封片230以及外周侧密封片230和内周侧密封板片220分别被周向地约束 运动。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • Seal structure for gas turbine
    • 气体涡轮机密封结构
    • JP2012117488A
    • 2012-06-21
    • JP2010269948
    • 2010-12-03
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • UEDA MOTOHARUISHIKAWA HIROSHI
    • F01D11/00F01D5/06
    • PROBLEM TO BE SOLVED: To provide a seal structure with improved reliability for a gas turbine.SOLUTION: The seal structure 10 for a gas turbine is configured as follows. Annular projecting parts 101, 103 are formed on faces, adjacent to each other, of a plurality of rotor disks so as to face each other while surrounding a rotor shaft. Groove parts 102, 104 are formed along in the circumferential direction on the opposed faces of the projecting parts 101, 103. An outer notch 114 is formed on the opposed face of one rotor disk 202 of the rotor disks 201, 202 facing each other. The groove parts 102, 104 are inserted with both ends of a seal plate assembly 105 in which a plurality of outer seal plates 106 and a plurality of inner seal plates 107, arranged on the inner peripheral side of the outer seal plates 106, are integrated with each other by a rotation preventing member 108. The rotation preventing member 108 is inserted into the outer notch 114. A buffering material 11 is assembled to the groove part 104 so as to suppress a load to the groove part 104 by the seal plate assembly 105.
    • 要解决的问题:为燃气轮机提供改善的可靠性的密封结构。 解决方案:燃气轮机的密封结构10如下构成。 环状突出部101,103形成在多个转子盘的彼此相邻的面上,以便在围绕转子轴的同时彼此面对。 在突出部101,103的相对面上沿圆周方向形成有槽部102,104。另外,在转子盘201,202的一个转子盘202的相对面上形成有外侧切口114。 凹槽部分102,104插入密封板组件105的两端,其中布置在外密封板106的内周侧上的多个外密封板106和多个内密封板107被集成在其中 通过旋转阻止构件108彼此相对。旋转阻止构件108插入到外部凹口114中。缓冲材料11组装到凹槽部分104,以便通过密封板组件抑制对凹槽部分104的负载 105.版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Method of feeding formed char in gasifying furnace
    • 在燃烧炉中输送形成的方法
    • JPS6162593A
    • 1986-03-31
    • JP18377384
    • 1984-09-04
    • Central Res Inst Of Electric Power IndMitsubishi Heavy Ind Ltd
    • TAKEGAWA TOSHIYUKIFUJIMA YUKIHISATAKENAGA KIYOMASAHAYATA YASUOISHIKAWA HIROSHISUHARA SHIGEO
    • B01J4/00C10J3/46C10J3/50
    • C10J3/46C10J3/84C10J2300/093C10J2300/0956C10J2300/1807
    • PURPOSE:To make a char feed device of exclusive use unnecessary, and to improve combustibility and reactivity, by collecting formed char in a formed gas, storing it in a normal-pressure storage hopper, blending the char with pulverized coal to be fed to a gasifying furnace, feeding the blend to the furnace. CONSTITUTION:Pulverized coal and air are fed to the gasifying furnace 15, a mixture of formed gas and char is exhausted from the furnace 15, the char is separated by the char collector 16 such as cyclone, etc. set on the way to the formed gas line E, collected, and the gas is exhausted to the downstream side. After the collected char stored in the pressure collective hopper 17, stored periodically through the rock valve 18 in the normal-pressure char storage hopper 19, each fixed amount of the char is fed by the rotary valve 20 to the pulverized coal hopper 11, processed into a mixture of the pulverized coal and char, and fed through the rock valve 12, the weighing hopper 13, an the feeder 14 to the gasifying furnace 15.
    • 目的:为了不需要专用的炭化饲料装置,通过将成形气体中的成形焦炭收集在常压储存料斗中,将焦炭与粉煤混合,将其加入到 气化炉,将混合物送入炉中。 构成:将粉煤和空气送入气化炉15,从炉15中排出形成气体和焦炭的混合物,将焦炭与焦炭收集器16分离,如旋风分离器等,设置在形成 气体管线E被收集,气体排出到下游侧。 在储存在压力集中料斗17中的收集的焦炭经周期性地储存在常压焦炭储存料斗19中的岩石阀18之后,每个固定量的焦炭由旋转阀20供给到粉煤斗11, 进入粉煤和焦炭的混合物,并通过岩石阀12,称重料斗13,进料器14送入气化炉15。
    • 10. 发明专利
    • Bolt and method for manufacturing bolt
    • 用于制造螺栓的螺栓和方法
    • JP2012176491A
    • 2012-09-13
    • JP2012101795
    • 2012-04-26
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • TEZUKA NOBUKAZUHIROKAWA KAZUHARUIHARA KEISUKEOSAWA KEIISHIKAWA HIROSHITORIGOE TAIJIYAMAMOTO RYUICHIHASHIMOTO YUKIHIROIZUTSU NOBUYUKITAKAHASHI KOJI
    • B24C1/10B24C11/00F16B33/06
    • B24C1/10B23G9/001B23P9/04B23P15/00C21D9/0093F01D5/066F05D2230/311F05D2230/90F05D2260/941F05D2300/211F05D2300/2112F05D2300/2261F16B33/06Y10T29/479
    • PROBLEM TO BE SOLVED: To surely improve the fatigue strength of a male screw by providing a surface hardening part that has increased surface hardness and that is applied with a compressive residual stress, on the surface of the male screw.SOLUTION: In a bolt having a male screw comprised of a nickel-based super alloy, a surface hardening part that has increased surface hardness and that is applied with a compressive residual stress is provided at least on a surface of the male screw, and the surface hardening part is provided by processing for abutting alumina particles having such a particle size as to pass through a mesh of mesh size #150, to at least the surface of the male screw. Furthermore, a method for manufacturing the bolt having the male screw comprised of the nickel-based super alloy includes the steps of cutting for forming the male screw, and of processing for providing the surface hardening part by abutting alumina particles having such a particle size as to pass through the mesh of mesh size #150 at least on the surface of the male screw in such a manner that surface hardness is increased and the compressive residual stress is applied.
    • 要解决的问题:通过在阳螺纹的表面上提供具有增加的表面硬度并施加有压缩残余应力的表面硬化部分来确实提高阳螺纹的疲劳强度。 解决方案:在具有由镍基超级合金构成的阳螺纹的螺栓中,至少在外螺纹的表面上提供具有增加的表面硬度并施加压缩残余应力的表面硬化部分 并且表面硬化部分通过将具有这种粒径的氧化铝颗粒与通过网孔尺寸#150的网格抵接到至少外螺纹的表面的处理来提供。 此外,制造具有由镍基超级合金构成的阳螺纹的螺栓的方法包括以下步骤:用于形成外螺纹的切割和通过邻接氧化铝颗粒的方式提供表面硬化部分的处理,所述氧化铝颗粒具有如 至少在阳螺纹的表面上通过网孔尺寸#150的网格,使得表面硬度增加并施加压缩残余应力。 版权所有(C)2012,JPO&INPIT