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    • 1. 发明授权
    • Coupling structure for expansion unit output shaft and driven-side transmission shaft
    • 膨胀机输出轴与从动元件传动轴之间的连接结构
    • US06761143B1
    • 2004-07-13
    • US10111393
    • 2002-09-18
    • Naoki ItohTsuneo EndohYasunobu KawakamiRyuji Sano
    • Naoki ItohTsuneo EndohYasunobu KawakamiRyuji Sano
    • F02B5304
    • H02K49/106F01C1/3446F01C19/125F01C21/008F01D15/12
    • An expansion unit (4) for converting an expansion energy of pressure-increased steam into a rotation energy of an output shaft, wherein a cover member (26) is provided on the casing outer surface of the expansion unit (4). The cover member (26) has a function of sealing the end section of an output shaft (23) protruding beyond the casing outer surface against the outside and a function of recovering steam led out from the casing and has its pressured reduced after the conversion. The end section of the output shaft (23) provided inside the cover member (26) and a driven-side transmission shaft (119) disposed outside the cover member (26) are coupled with each other via a magnet type shaft coupling (120) so as to be able to transmit power, whereby the output shaft (23) and the driven-side transmission shaft (119) can be coupled without steam in the expansion unit leaking outside.
    • 1.一种用于将增压蒸汽的膨胀能转换为输出轴的旋转能的膨胀单元(4),其中,在所述膨胀单元(4)的壳体外表面上设置有盖构件(26)。 盖构件26具有将突出超过壳体外表面的输出轴23的端部与外部密封的功能,并且具有回收从壳体引出的蒸汽并且在转换后其压力减小的功能。 设置在盖构件(26)内的输出轴(23)的端部和设置在盖构件(26)外侧的从动侧传动轴(119)经由磁铁式联轴器(120)彼此联接, 以便能够传递动力,由此输出轴(23)和从动侧传动轴(119)可以在泄漏到外部的膨胀单元中没有蒸汽连接。
    • 3. 发明授权
    • Drive device
    • 驱动装置
    • US06725662B2
    • 2004-04-27
    • US10149065
    • 2002-11-14
    • Tsuyoshi BabaHiroyuki NiikuraYasunobu KawakamiHiroyuki HorimuraTsuneo Endoh
    • Tsuyoshi BabaHiroyuki NiikuraYasunobu KawakamiHiroyuki HorimuraTsuneo Endoh
    • F02G300
    • F02B41/10F01K23/065F02G5/04F25B27/02Y02A30/274Y02T10/163Y02T10/166Y10T477/23
    • In a drive system, there is provided a waste heat recovering device forming a Rankine cycle by an evaporator for heating water with waste heat of an internal combustion engine to generate high-pressure vapor, the internal combustion engine being connected to a transmission, a displacement-type expander for converting high-pressure vapor generated by the evaporator to an output with constant torque, a condenser for liquefying low-pressure vapor discharged from the expander, and a feed pump for supplying water liquefied by the condenser to the evaporator. The expander is connected to a power generator/motor via a planetary gear mechanism, and the expander is connected to an output shaft of the internal combustion engine via the planetary gear mechanism and a belt-type continuously variable transmission. A change gear ratio of the belt-type continuously variable transmission is controlled such that a rotational speed of the internal combustion engine and a rotational speed of the expander are matched with each other and are transmitted to the transmission. Hence, it is possible to effectively drive the driven portion by using the output of the expander of the waste heat recovering device.
    • 在驱动系统中,提供了一种通过蒸发器形成兰金循环的废热回收装置,用于对内燃机的废热进行加热的水,以产生高压蒸汽,内燃机连接到变速器,排量 型膨胀器,用于将由蒸发器产生的高压蒸气转换成具有恒定转矩的输出,用于液化从膨胀器排出的低压蒸汽的冷凝器,以及用于将由冷凝器液化的水供应到蒸发器的进料泵。 膨胀机通过行星齿轮机构与发电机/电动机连接,膨胀机通过行星齿轮机构和带式无级变速器与内燃机的输出轴连接。 控制带式无级变速器的变速比,使得内燃机的转速和膨胀机的转速相互匹配,并传递给变速器。 因此,可以通过使用废热回收装置的膨胀机的输出来有效地驱动从动部。
    • 6. 发明授权
    • Rotary fluid machine having rotor segments on the outer periphery of a rotor core
    • 旋转流体机械在转子芯的外周上具有转子段
    • US06846163B2
    • 2005-01-25
    • US10363649
    • 2001-09-04
    • Tsutomu TakahashiKensuke HonmaNaoki ItohTsuneo Endoh
    • Tsutomu TakahashiKensuke HonmaNaoki ItohTsuneo Endoh
    • F01B13/06F01C1/344F01C11/00F01C21/08F02G5/00F04B27/06F04C23/00F04B23/10F01B21/04
    • F01C21/0836F01B13/061F01B13/068F01C1/3446F01C11/006F02G5/00Y02T10/166
    • In a rotary fluid machine including pistons (37) reciprocally received in cylinders (33) provided in a rotor (27), and vanes (44) fitted in vane grooves provided in the rotor (27) for reciprocal movement, the rotor (27) includes a rotor core (31) which is supported on a rotary shaft (21) and in which the cylinders (33) are accommodated, and twelve rotor segments (32) separated in a circumferential direction and fixed to surround an outer peripheral surface of the rotor core (31); and each of the vane grooves (43) is defined between the adjacent rotor segments (32). Thus, the dimensional accuracy of the vane grooves (43) can be enhanced without need for a special accurate working or processing. In addition, the transmission of heat from the rotor core (31) of a relatively high temperature to the rotor segments (32) of a relatively low temperature can be blocked, whereby the dissipation of the heat to the outside of the rotor (27) can be suppressed, leading to an enhancement in heat efficiency, and moreover, the thermal deformation of various portions of the rotor (27) can be moderated.
    • 在包括设置在转子(27)中的气缸(33)中往复运动的活塞(37)和安装在转子(27)中用于往复运动的叶片槽中的叶片(44)的旋转流体机械中,转子 包括支撑在旋转轴(21)上并且容纳有气缸(33)的转子铁心(31)和沿圆周方向分离并固定以包围气缸(33)的外周面的十二个转子段(32) 转子芯(31); 并且每个叶片槽(43)被限定在相邻的转子段(32)之间。 因此,可以提高叶片槽(43)的尺寸精度,而不需要特殊的精确加工或加工。 此外,可以阻止从较高温度的转子铁芯(31)向较低温度的转子段(32)传递热量,由此将热量散发到转子(27)的外部, 可以抑制热效率的提高,而且能够缓和转子(27)的各部分的热变形。
    • 7. 发明授权
    • Rankine cycle device
    • 兰金循环装置
    • US07000394B2
    • 2006-02-21
    • US10363539
    • 2001-09-04
    • Naoki OhtaNaoki ItohTsuneo EndohTsutomu TakahashiKensuke Honma
    • Naoki OhtaNaoki ItohTsuneo EndohTsutomu TakahashiKensuke Honma
    • F01K7/34
    • F01C21/18F01C1/3446F01C21/0836F01K7/00F02G5/04Y02T10/166
    • A Rankine cycle system is provided in which, with regard to a given relationship between the pressure (Pevp) and the temperature (Tevp) of a vapor that is taken into an expander (4) that includes a cylinder chamber in a first stage and a vane chamber in a second stage, the chambers being disposed in line, the expansion ratio of the vapor that the expander (4) takes in and discharges is set at a predetermined expansion ratio (ε) according to the given relationship so that the pressure (Pexp2) and the temperature (Texp2) of the vapor that is discharged from the expander (4) coincide with target values, thereby making the expander (4) and the condenser (5) exhibit maximum performance. Since the vapor within the cylinder chamber in the first stage is in a superheated vapor region and contains no water, the phenomenon of water hammer will not be caused in the cylinder chamber. Furthermore, since the vapor at the exit of the vane chamber is in a saturated vapor region and contains water, the vane chamber can be lubricated and sealed by means of the water.
    • 提供了一种兰金循环系统,其中,关于压力(Pevp)和进入到包括第一级中的气缸室的膨胀器(4)的蒸汽的温度(Tevp)之间的给定关系,以及 在第二阶段的叶片室中,室被排成一列,膨胀器(4)吸入和排出的蒸气的膨胀比根据给定的关系设定在预定的膨胀比(ε),使得压力 Pexp 2),从膨胀机(4)排出的蒸气的温度(Texp 2)与目标值一致,从而使膨胀机(4)和冷凝器(5)呈现最大性能。 由于第一阶段的气缸室内的蒸气处于过热蒸汽区域并且不含水,所以在气缸室中不会产生水锤现象。 此外,由于叶片室的出口处的蒸汽处于饱和蒸汽区域并且含有水,所以叶片室可以通过水被润滑和密封。
    • 8. 发明申请
    • Cam mechanism having forced-valve-opening/closing cams and cam-profile setting method
    • 具有强制开阀/闭合凸轮的凸轮机构和凸轮轮廓设定方法
    • US20080110425A1
    • 2008-05-15
    • US11978635
    • 2007-10-30
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • F01L1/047
    • F01L1/30F01L1/042F01L1/047F01L1/08Y10T29/49293
    • No-load valve lift correction curves of opening and closing cams are set by offsetting no-load curve sections of basic valve lift curves of the cams in such directions as to increase a clearance between the curves, and they are connected with remaining sections of the curves to provide normal valve lift curves of the cams. Cam profiles of the cams are set on the basis of such normal valve lift curves. The cam profiles are set so that an ultimate speed difference between jumping and landing speeds of a follower on an ultimate valve speed curve determined from ultimate valve lift curves, having first and second shift sections where the follower shifts from the opening cam to the closing cam and from the closing cam to the opening cam, is smaller than a basic speed difference between jumping and landing speeds on a basic valve speed curve.
    • 打开和关闭凸轮的空载气门升程校正曲线是通过偏移凸轮的基本气门升程曲线的空载曲线段来设定,以增加曲线之间的间隙,并与它们的剩余部分相连 曲线提供凸轮的正常气门升程曲线。 凸轮的凸轮轮廓基于这种正常的气门升程曲线设定。 凸轮轮廓被设置成使得从极限气门升程曲线确定的极限阀速度曲线上从动件的跳跃和着陆速度之间的极限速度差异具有第一和第二换档部分,其中从动件从打开凸轮移动到关闭凸轮 并且从关闭凸轮到打开凸轮,小于基本阀速度曲线上的跳跃和着陆速度之间的基本速度差。