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    • 4. 发明授权
    • Sealing structure for first stage stator blade of gas turbine
    • 燃气轮机第一级定子叶片密封结构
    • US6164908A
    • 2000-12-26
    • US230946
    • 1999-02-04
    • Miki NishidaTaku IchiryuKoichi AkagiHiroki ShibataTadakazu Sakaguchi
    • Miki NishidaTaku IchiryuKoichi AkagiHiroki ShibataTadakazu Sakaguchi
    • F01D9/04F01D9/02F01D11/00F01D11/04F02C7/18F02C7/28F01D5/00
    • F01D9/02F01D11/005F02C7/18Y02T50/675
    • A gas turbine first-stage stator blade sealing structure for preventing the sealing air from leaking from the inside even if the blade falls or inclines due to thermal stress. A rear flange (12) of a first-stage stator blade (31) is formed in an arcuate shape having a straight rib (10). A stator blade support ring (13) contacts the straight rib (10) to form a sealing face. When the rear flange (12) and the stator blade support ring (13) fall or incline relative to each other due to thermal stress during operation, the upper end or lower end of the rib (10) contacts linearly with the face of the stator blade support ring (13) so that no clearance is established to inhibit leakage of the sealing air. In the prior art, where the horizontal rib (10) is absent, an arcuate clearance is established between the stator blade support ring (13) and the rear flange (12) as the support ring (13) inclines, and thus sealing air is allowed to leak from the inside to the gas passages.
    • PCT No.PCT / JP98 / 02477 Sec。 371日期1999年2月4日 102(e)日期1999年2月4日PCT提交1998年6月4日PCT公布。 出版物WO98 / 55737 日期1998年12月10日用于防止密封空气从内部泄漏的燃气轮机第一级定子叶片密封结构,即使叶片由于热应力而下降或倾斜。 第一级定子叶片(31)的后凸缘(12)形成为具有直肋(10)的弓形。 定子叶片支撑环(13)接触直肋(10)以形成密封面。 当后凸缘(12)和定子叶片支撑环(13)由于操作期间的热应力而相对于彼此落下或倾斜时,肋(10)的上端或下端与定子的表面线性接触 叶片支撑环(13),使得不建立间隙以阻止密封空气的泄漏。 在不存在水平肋(10)的现有技术中,当支撑环(13)倾斜时,在定子叶片支撑环(13)和后凸缘(12)之间建立弓形间隙,因此密封空气 允许从内部泄漏到气体通道。
    • 5. 发明授权
    • Gas turbine combustor by-pass valve device
    • 燃气轮机燃烧器旁通阀装置
    • US06327845B2
    • 2001-12-11
    • US09742389
    • 2000-12-22
    • Yasuhiro OjiroKoichi AkagiYoichi IwasakiJun KubotaSunao Umemura
    • Yasuhiro OjiroKoichi AkagiYoichi IwasakiJun KubotaSunao Umemura
    • F02C700
    • F01D17/10F01D17/105F01D17/148F23R3/26
    • Gas turbine combustor by-pass valve device for opening and closing a by-pass valve is improved to uniformly control air supply into a combustion area for appropriate combustion. A drive shaft 21 for opening and closing a driven by-pass valve 20 is provided in turbine casing 010 where an outside obstruction is located which would interfere with a projecting drive shaft 09. The driven shaft 21 has a short length to be provided in the turbine casing 010. An adjacent main driving shaft 23 for opening and closing main driving by-pass valve 22 is provided adjacent to the driven shaft 21. Link mechanism 26 is provided between the adjacent main driving shaft 23 and the driven shaft 21 so that rotary movement of adjacent main driving shaft 23 driven by outside drive means via the drive shaft 09 is transmitted to the driven shaft 21 and, thus, to the driven by-pass valve 20. Thus, partial drive shafts 09 are made shorter so as not to project outside of the turbine casing 010 and interfere with outside obstruction, but all the by-pass valves 08 provided along circumferential direction of the turbine casing 010 can be operated to be opened and closed uniformly.
    • 提高了用于打开和关闭旁通阀的燃气轮机燃烧器旁通阀装置,以均匀地控制进入燃烧区域的空气进行适当的燃烧。 用于打开和关闭从动旁通阀20的驱动轴21设置在涡轮机壳体010中,其外部阻塞件位于将会与突出的驱动轴09干涉。从动轴21具有短的长度 涡轮机壳体010.相邻的主驱动旁通阀22的相邻的主驱动轴23设置在从动轴21附近。连杆机构26设置在相邻的主驱动轴23与从动轴21之间, 通过驱动轴09由外部驱动装置驱动的相邻主驱动轴23的移动被传递到从动轴21,从而被传递到被驱动的旁通阀20.因此,部分驱动轴09被制成更短,以便不 在涡轮壳体010外部突出并干扰外部阻塞,但是沿着涡轮机壳体010的圆周方向设置的所有旁通阀08可以被均匀地打开和关闭。
    • 6. 发明授权
    • Gas turbine combustor by-pass valve device
    • 燃气轮机燃烧器旁通阀装置
    • US06237323B1
    • 2001-05-29
    • US09365894
    • 1999-08-03
    • Yasuhiro OjiroKoichi AkagiYoichi IwasakiJun KubotaSunao Umemura
    • Yasuhiro OjiroKoichi AkagiYoichi IwasakiJun KubotaSunao Umemura
    • F23R326
    • F01D17/10F01D17/105F01D17/148F23R3/26
    • Gas turbine combustor by-pass valve device for opening and closing by-pass valve is improved to control uniformly air supply into combustion area for appropriate combustion. Drive shaft 21 for opening and closing driven by-pass valve 20 is provided in turbine casing 010 where outside obstruction is located to interfere with projecting drive shaft 09. The driven shaft 21 is made in short length to be provided in the turbine casing 010. Adjacent main driving shaft 23 for opening and closing main driving by-pass valve 22 is provided adjacently to the driven shaft 21. Link mechanism 26 is provided between the adjacent main driving shaft 23 and the driven shaft 21, thereby rotary movement of adjacent main driving shaft 23 driven by outside drive means via the drive shaft 09 is transmitted to the driven shaft 21 and thus to the driven by-pass valve 20. Thus, partial drive shafts 09 are made shorter not to project outside of the turbine casing 010 to interfere with outside obstruction and still all the by-pass valves 08 provided along circumferential direction of the turbine casing 010 can be operated to be opened and closed uniformly.
    • 提高了用于打开和关闭旁通阀的燃气轮机燃烧器旁通阀装置,以均匀地控制进入燃烧区域的空气进行适当的燃烧。 用于打开和关闭驱动的旁通阀20的驱动轴21设置在涡轮机壳体010中,其中外部阻塞件位于外部障碍物处以与突出的驱动轴09干涉。从动轴21制成较短的长度以设置在涡轮机壳体010中。 相邻的主驱动旁通阀22的主驱动轴23与从动轴21相邻地设置。连杆机构26设置在相邻的主驱动轴23和从动轴21之间,从而相邻的主驱动 通过驱动轴09由外部驱动装置驱动的轴23被传递到从动轴21,从而被传递到被驱动的旁通阀20.因此,部分驱动轴09被制成更短,不会突出到涡轮机壳体010的外部以干涉 具有外部阻塞,并且沿着涡轮机壳体010的圆周方向设置的所有旁通阀08可以被均匀地打开和关闭。
    • 7. 发明授权
    • Cigarette bundle feeder
    • 香烟捆供料器
    • US08511459B2
    • 2013-08-20
    • US13613271
    • 2012-09-13
    • Koichi AkagiShigenobu KushihashiTetsuo Ueno
    • Koichi AkagiShigenobu KushihashiTetsuo Ueno
    • B65G47/30
    • B65B19/04B65B19/10
    • A cigarette bundle feeder has a discharge duct which forms a lower part of a hopper and delivers filter cigarettes towards a bottom plate located under the hopper to produce a cigarette bundle, the discharge duct having a plurality of discharge passages arranged adjacent to each other in a width direction of the hopper to make the filter cigarettes flow downwards separately, the discharge passages opening in one direction; a front plate disposed at one side of and adjacent to the discharge duct, and extending in the width direction to cover the discharged passages of the discharge duct; and a plurality of suction holes formed in the front plate and having open ends that open towards the discharge duct, for sucking, through the open ends, tobacco shreds that spill from the cigarette ends of the filter cigarettes and drop into a gap between the front plate and the discharge duct.
    • 香烟捆供料器具有形成料斗下部的排放管道,将滤嘴香烟朝向位于料斗下方的底板输送以产生香烟束,该排放管道具有多个彼此相邻设置的排放通道 料斗的宽度方向使过滤嘴香烟分开向下流动,排放通道在一个方向上打开; 设置在排出管道的一侧并与其相邻的前板,并且在宽度方向上延伸以覆盖排出管道的排出通道; 以及形成在所述前板中的多个吸孔,并且具有朝向所述排放管道打开的开口端,用于通过所述开口端吸入从所述过滤嘴香烟的所述香烟端部溢出的烟丝,并且落入所述前部 板和排放管。