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1. 发明专利

JP2013064368A Gas turbine 有权
标题翻译：燃气轮机
公开(公告)号：JP2013064368A
公开(公告)日：2013-04-11
申请号：JP2011204052
申请日：2011-09-20
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI , HAYASAKA YASUSHI
IPC分类号： F02C7/18 , F01D25/12 , F01D25/24 , F02C7/00
摘要： PROBLEM TO BE SOLVED: To provide a gas turbine that achieves high efficiency in heating or cooling of a turbine casing.SOLUTION: The gas turbine includes a turbine casing 7 provided with a protruded turbulence promoter 8 on an outer peripheral surface, an outer portion casing 11 encasing the turbine casing and having an inlet 9 where the fluid inflows from the outside, and a shell 13 which partitions a space formed by the turbine casing and the outer portion casing and which has a plurality of impingement holes formed therein.
摘要翻译：要解决的问题：提供一种在涡轮机壳体的加热或冷却中实现高效率的燃气轮机。解决方案：燃气轮机包括在外周面上设置有突出的湍流促进器8的涡轮机壳体7，包围涡轮机壳体的外部壳体11，并且具有流体从外部流入的入口9，以及壳体13，其分隔由涡轮机壳体和外部壳体形成的空间，并且在其中形成有多个冲击孔。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012237270A Gas turbine stator blade 审中-公开
标题翻译：气体涡轮定子叶片
公开(公告)号：JP2012237270A
公开(公告)日：2012-12-06
申请号：JP2011107880
申请日：2011-05-13
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI
IPC分类号： F01D9/02 , F02C7/00 , F02C7/18
摘要： PROBLEM TO BE SOLVED: To simply repair, while maintaining a cooling performance, on the occurrence of damage in the trailing edge of a gas turbine stator blade having a cooling structure inside an airfoil.SOLUTION: The gas turbine stator blade comprises: an outer peripheral side end wall 9, the airfoil 7 and an inner peripheral side end wall 10, which are integrally molded by casting; and a trailing edge component 15 with a pin fin cooling structure 14 formed thereon. On the outer peripheral side end wall 9, a notched portion 11 corresponding to a cross-sectional shape of the trailing edge component 15 is formed, and the trailing edge component 15 is inserted from the outer peripheral side end wall 9 and fixed to the outer peripheral side end wall.
摘要翻译：要解决的问题：为了在保持冷却性能的同时在具有在翼型内部具有冷却结构的燃气轮机定子叶片的后缘发生损坏的情况下简单地进行修理。解决方案：燃气轮机定子叶片包括：通过铸造整体模制的外周侧端壁9，翼型件7和内周侧端壁10; 以及在其上形成有销翅片冷却结构14的后缘部件15。在外周侧端壁9上形成有与后缘部件15的截面形状对应的切口部11，后缘部15从外周侧端壁9插入并固定在外侧外围侧端壁。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2003307101A Shaft structure of gas turbine 审中-公开
标题翻译：气体涡轮机轴承结构
公开(公告)号：JP2003307101A
公开(公告)日：2003-10-31
申请号：JP2002109865
申请日：2002-04-12
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： YASHIRO SHIGEKI , USAMI SABURO , HAYASAKA YASUSHI , SEKIHARA TAKASHI
IPC分类号： F01D5/02
摘要： PROBLEM TO BE SOLVED: To facilitate assembly and disassembly of a tie-bolt and a compressor wheel and to restrain fatigue damage to a junction of the tie-bolt and a turbine wheel.
SOLUTION: The tie-bolt 2 of a gas turbine and the compressor wheel 4 are assembled through each of faucet joints 9 and 10 with no interference. The tie-bolt 2 is tightened with a nut 7 and compression stress is applied to an outer surface of the tie-bolt 2 between the turbine wheel 1 and the compressor wheel 4 to eliminate a damage factor.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了方便组合和拆卸连接螺栓和压缩机叶轮并且抑制对连接螺栓和涡轮机叶轮的接合部的疲劳损伤。解决方案：燃气轮机的连接螺栓2和压缩机叶轮4通过每个水龙头接头9和10组装而不受干扰。连接螺栓2用螺母7紧固，并且压缩应力被施加到涡轮机叶轮1和压缩机叶轮4之间的连接螺栓2的外表面以消除损坏因素。版权所有（C）2004，JPO

4. 发明专利

JP2014105983A Gas turbine combustor 有权
标题翻译：气体涡轮搅拌机
公开(公告)号：JP2014105983A
公开(公告)日：2014-06-09
申请号：JP2012261840
申请日：2012-11-30
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI , ICHIKAWA KUNIHIRO
IPC分类号： F23R3/42 , F02C7/00 , F23R3/60
CPC分类号： F01D9/023 , F05D2260/941 , F23R3/60 , F23R2900/00005
摘要： PROBLEM TO BE SOLVED: To provide a gas turbine combustor including a flow sleeve structure improved in vibration-resisting performance.SOLUTION: A gas turbine combustor includes a liner 5, a transition piece 4, and a flow sleeve 7 composed of a plurality of split pieces integrated by welding a tie piece 8 along their butting portions. The tie piece is continuously extended along the longitudinal direction of the butting portions of the split pieces, and composed of a first member 81 disposed to cover the butting portions, and a second member 82 formed on an end portion of the first member, being wider than the first member, and having a cutout portion 10.
摘要翻译：要解决的问题：提供一种包括提高耐振性能的流动套管结构的燃气轮机燃烧器。解决方案：燃气轮机燃烧器包括衬套5，过渡件4和流动套筒7，其由多个分体通过沿着它们的对接部分焊接连接件8来集成的件。该连接片沿着分割片的对接部的长度方向连续延伸，由设置成覆盖对接部的第一部件81和形成在第一部件的端部的第二部件82构成。并且具有切口部分10。

5. 发明专利

JP2006316750A Gas turbine moving blade, gas turbine using the same, and its power generation plant 有权
标题翻译：气体涡轮叶片，使用其的气体涡轮机及其发电厂
公开(公告)号：JP2006316750A
公开(公告)日：2006-11-24
申请号：JP2005142199
申请日：2005-05-16
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI , HAYASAKA YASUSHI , ICHIKAWA KUNIHIRO
IPC分类号： F01D5/18 , F01D5/22 , F01D5/28 , F01D11/08 , F01D25/00 , F02C7/00 , F02C7/28
CPC分类号： F01D5/225 , F01D5/3007
摘要： PROBLEM TO BE SOLVED: To provide a gas turbine moving blade, a gas turbine using the same, and its power generation plant capable of effectively reducing creep damage by analyzing stress and temperature acting on the turbine moving blade in advance and by providing a through cooling hole for cooling a portion estimated that creep damage of a shroud cover is remarkable.
SOLUTION: In this gas turbine moving blade extending to a blade part having the shroud cover on an end outer peripheral part and having a platform, a shank and a dovetail sequentially and having an inside cooling hole formed to penetrate from the dovetail to the shroud cover, the shroud cover is provided with the through cooling hole opened to an outer surface thereof for cooling a portion near the root and extending to the inside cooling hole.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种燃气轮机动叶片，使用该燃气轮机的燃气轮机及其发电厂，其能够通过分析预先作用在涡轮机动叶片上的应力和温度来有效地降低蠕变损伤，并且通过提供用于冷却估计护罩罩的蠕变损伤的部分的通孔冷却孔是显着的。解决方案：在该燃气轮机动叶片中，延伸到具有护罩盖的叶片部分的端部外周部分上，并具有一个平台，一个柄和一个燕尾榫，它们具有内部冷却孔，该内部冷却孔形成为从燕尾榫渗透到护罩盖，护罩盖设有通向其外表面的通孔，用于冷却根部附近的部分并延伸到内部冷却孔。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2003343204A Gas turbine and gas turbine generator 有权
标题翻译：气体涡轮机和气体涡轮发电机
公开(公告)号：JP2003343204A
公开(公告)日：2003-12-03
申请号：JP2002147072
申请日：2002-05-22
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI , USAMI SABURO , HAYASAKA YASUSHI , MOMO SATOSHI
IPC分类号： F01D5/02 , F01D5/06 , F01D15/10 , F01D25/00 , F02C3/08 , F02C7/00 , F16D1/06
CPC分类号： F01D5/026 , F01D5/025 , F01D5/066 , F01D15/10 , F02C3/085
摘要： PROBLEM TO BE SOLVED: To achieve disassembly and assembly of a micro gas turbine generator easily. SOLUTION: A compressor rotor 4 in the gas turbine generator and an adjoining boss 13 are assembled such that a convex counter lock 47 provided on the compressor rotor 4 and a concave counter lock 48 provided on the junction boss 13 are extractably fitted to each other. The compressor rotor 4 and a rotor shaft 6 are assembled such that the convex counter lock 47 provided on the compressor rotor 4 and the concave counter lock 49 provided on the rotor shaft 6 are extractably fitted to each other. The generator is configured to tighten by combining in series the compressor rotor 4, the rotor shaft 6 and a generator core 19 by a tie bolt 9 adjoined to the adjoining boss 13 of the turbine rotor 2 and a nut 14. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：实现微型燃气轮机发电机的拆卸和组装。解决方案：燃气涡轮发电机中的压缩机转子4和邻接的凸台13组装成使得设置在压缩机转子4上的凸形计数器锁47和设置在接合凸台13上的凹形计数器锁48可抽出地装配到彼此。压缩机转子4和转子轴6被组装成使得设置在压缩机转子4上的凸形计数器锁47和设置在转子轴6上的凹形计数器锁49彼此可抽出地配合。发电机构造成通过与涡轮转子2的相邻凸台13相邻的连接螺栓9和螺母14将压缩机转子4，转子轴6和发电机芯19串联组合来紧固。（C）2004，JPO

7. 发明专利

JP2009174429A Rotary machine 有权
标题翻译：旋转机
公开(公告)号：JP2009174429A
公开(公告)日：2009-08-06
申请号：JP2008013932
申请日：2008-01-24
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI , HAYASAKA YASUSHI , ARIKAWA HIDEYUKI , KODAMA HIRONORI
IPC分类号： F01D11/08 , F01D5/28 , F01D25/24 , F02C7/28
摘要： PROBLEM TO BE SOLVED: To provide a rotary machine in which a gap between a rotor blade and a casing is decreased to the maximum extent to improve fluid performance and besides the quantity of heat generated by friction when an extremity of the rotor blade comes in contact with the casing and reactive force against the rotor blade can be decreased. SOLUTION: There is provided a rotary machine equipped with a rotating rotor blade 5 and the casing 4 enclosing the rotor blade. In the rotary machine, an inter-rotor blade gap control coating 19 applied to an inner surface of the casing 4 comprise a first coating 7 which is composed of alloy layers and is used for joining and a second coating 8 which is applied to the inner surface of the casing 4 via the first coating 7 and is composed of alloy layers or ceramic layers and further abrades away when coming in contact with the extremity of the rotor blade 5. The second coating 8 is applied to a region corresponding to the range in thickness of the extremity of the rotor blade 5 from 50% to 100% of the maximum value. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种旋转机械，其中转子叶片和壳体之间的间隙最大程度地减小以改善流体性能，以及当转子叶片的末端处的摩擦产生的热量与壳体接触，可以减小对转子叶片的反作用力。解决方案：提供一种旋转机械，其配备有旋转的转子叶片5和包围转子叶片的壳体4。在旋转机中，应用于壳体4的内表面的转子间叶片间隙控制涂层19包括由合金层构成并用于接合的第一涂层7和施加到内部的第二涂层8 外壳4的表面经由第一涂层7，并且由合金层或陶瓷层构成，并且当与转子叶片5的末端接触时进一步磨损。第二涂层8被施加到对应于转子叶片5的末端的厚度为最大值的50％至100％。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2006083715A Gas turbine power generator and manufacturing method thereof 有权
标题翻译：气体发电机及其制造方法
公开(公告)号：JP2006083715A
公开(公告)日：2006-03-30
申请号：JP2004266639
申请日：2004-09-14
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HAYASAKA YASUSHI , SEKIHARA TAKASHI
IPC分类号： F01D25/16 , F01D5/02 , F01D25/00 , F01D25/24 , F02C7/00 , F02C7/06 , H02K15/14
摘要： PROBLEM TO BE SOLVED: To provide a gas turbine power generator and a manufacturing method thereof, not increasing the vibration at the critical speed without increasing residual unbalance.
SOLUTION: This gas turbine power generator includes: a rotor 1 formed by integrally connecting a turbine rotor 2, a compressor rotor 4 and a generator rotor 7; and a casing assembly integrally connecting a turbine casing 12 storing the rotor 1, a compressor casing 16, and a power generator casing 19. The rotor 1 is supported by bearings mounted on both ends of the power generator casing 19. The compressor casing 16 and a rear bracket 17b of the power generator casing are split in the radial direction, and a radial bearing 23a-1 and a thrust bearing 23b-1 are disposed to be split in the radial direction in the split rear brackets.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种燃气轮机发电机及其制造方法，不增加临界转速下的振动而不增加残余不平衡。解决方案：该燃气轮机发电机包括：通过一体连接涡轮转子2，压缩机转子4和发电机转子7而形成的转子1; 以及壳体组件，其一体地连接存储转子1的涡轮壳体12，压缩机壳体16和发电机壳体19.转子1由安装在发电机壳体19的两端的轴承支撑。压缩机壳体16和发电机壳体的后支架17b沿径向分开，径向轴承23a-1和止推轴承23b-1设置成在分割后支架中径向分开。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005147079A Gas turbine equipment and gas turbine power generating equipment 有权
标题翻译：气体涡轮机和燃气轮机发电设备
公开(公告)号：JP2005147079A
公开(公告)日：2005-06-09
申请号：JP2003389157
申请日：2003-11-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HAYASAKA YASUSHI , SEKIHARA TAKASHI
IPC分类号： F01D25/24 , F01D25/00 , F01D25/12 , F02C7/12 , F02C7/18 , F04D29/42 , F04D29/58
CPC分类号： F04D29/5853 , F02C3/05 , F02C3/085 , F02C7/12 , F02C7/28
摘要： PROBLEM TO BE SOLVED: To provide gas turbine equipment and gas turbine power generating equipment for reducing heat transmission from a gas turbine to a compressor with simple structure.
SOLUTION: Between the gas turbine 2 and the compressor 1, for example, an air through passage AF making part of compressed air of a compressor 1 flow to a gas turbine 2 side is formed as a heat transmission reducing means. By the simple structure where the air through passage AF as the heat transmission reducing means is formed, the heat transmitted from the gas turbine 2 to a compressor 1 side is cooled by the transmission heat reducing means, or is kept out and reduced. Therefore, a high temperature is not transmitted to the compressor 1 side and degradation in performance of the compressor 1 is prevented.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供燃气轮机设备和燃气轮机发电设备，用于减少从燃气轮机到具有简单结构的压缩机的热传递。解决方案：在燃气轮机2和压缩机1之间，例如，形成使得压缩机1的一部分压缩空气流到燃气轮机2侧的空气通过通道AF作为热传递减少装置。通过形成作为传热降低装置的空气通过通道AF的简单结构，从燃气轮机2传递到压缩机1侧的热量由传动减热装置冷却，或者被排出和减少。因此，高温不会传递到压缩机1侧，并且防止了压缩机1的性能下降。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2013133742A Compressor and variable stator blade used therefor 有权
标题翻译：压缩机和可变定子叶片
公开(公告)号：JP2013133742A
公开(公告)日：2013-07-08
申请号：JP2011284261
申请日：2011-12-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SEKIHARA TAKASHI
IPC分类号： F04D29/56
摘要： PROBLEM TO BE SOLVED: To provide a variable stator blade capable of suppressing limitation in clearance with a neighboring blade while reducing stress concentration to a connecting portion of a shaft part and a blade part, and to provide a compressor employing the variable stator blade.SOLUTION: A compressor includes: a rotor having a plurality of stages of rotor blade lines; a casing surrounding the rotor; and a plurality of stages of stator blade lines mounted inside of the casing. A variable stator blade 4a constituting the initial stage of the stator blade lines is characterized in that, for a shaft part 8 inserted to the casing, a blade part 7 facing a gas flow path and a platform part 9 interposed between the shaft part 8 and the blade part 7 and covering an overall end face of the blade part 7 at a side of a blade root portion, a dimension (a) taken in a cord length direction of the end face is longer than a dimension (b) taken in a thickness direction thereof.
摘要翻译：要解决的问题：提供一种能够抑制与相邻刀片间隙的限制的可变定子叶片，同时减小对轴部和叶片部的连接部的应力集中，并提供使用该可变定子叶片的压缩机。压缩机包括：具有多级转子叶片线的转子; 围绕转子的壳体; 以及安装在壳体内部的多级定子叶片线。构成定子叶片线的初始阶段的可变定子叶片4a的特征在于，对于插入到壳体的轴部8，面对气体流路的叶片部7和插入在轴部8和叶片部分7并且在叶片根部的一侧覆盖叶片部分7的整个端面，沿着端面的绳长度方向截取的尺寸（a）比在厚度方向。

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