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    • 2. 发明公开
    • Submersible propulser unit
    • 不可预见的推进器单元
    • EP0518392A3
    • 1993-01-20
    • EP92115618.8
    • 1992-04-21
    • WESTINGHOUSE ELECTRIC CORPORATION
    • Veronesi, LucianoDrake, James Albert
    • F16C17/06B63H23/32B63H5/14B63H1/16
    • F16C17/06B63H1/16B63H5/14B63H23/321B63H2023/005F16C41/02F16C2326/30
    • A submersible propulsor unit, comprising: a shroud having a water inlet and a water outlet; a propeller means having a hub rotatably mounted within said shroud on a shaft; an electric motor for driving said propeller means including a rotor mounted around the periphery of said propeller means, and a stator mounted within said shroud and spaced away from but magnetically coupled to said rotor; a radial bearing assembly having bearing surfaces disposed between the hub of said propeller means and said shaft; and a thrust bearing assembly having bearing surfaces disposed within said shroud between an end portion of said rotor and a shoulder portion of said shroud overlying the rotor in a radial direction of the propeller means.
    • Kingsbury型枢轴支承轴承组件提供了利用流体静力学压力而不是机械连杆以圆形阵列布置的轴承瓦平整。 平整装置是具有可变容积液压室的液压轴承支撑模块的形式。 管段连接每个液压室以形成一个闭合回路,并且电路完全充满液压油。 因此,所有的焊盘将始终施加相等的力,使得所有焊盘将以相等的推力载荷工作。 轴承组件在整体马达潜水推进器中具有特别有用的应用,作为大直径推力轴承,该大直径推力轴承容纳在围绕推进器的螺旋桨的周边安装的转子的上游和下游端处的推进器的外护罩内。 通过将止推轴承放置在护罩内,可以获得更大的推力轴承表面积来处理较大的推力。 通过使用静水平调节,避免了与机械连接相关联的噪声,并且可以有利地减小轴承组件的尺寸和重量。
    • 4. 发明公开
    • An assembly for facilitating inservice inspection of a reactor coolant pump rotor
    • 用于促进反应堆冷却液泵转子检查的装置
    • EP0403049A3
    • 1991-07-31
    • EP90302432.1
    • 1990-03-07
    • WESTINGHOUSE ELECTRIC CORPORATION
    • Veronesi, Luciano
    • G21D1/04
    • F04D29/628
    • In a reactor coolant circulating pump (18) having an outer casing (24) and a rotor (32) rotatably mounted in said casing (24), characterized by an assembly (52) for facilitating inspection of said pump rotor (32), comprising means defining a cylindrical bore (60) through said casing (24) in axial alignment with an end (32A) of said pump rotor (32); an extension (62) on said rotor end (32A) and rotatable therewith, said extension (62) including a cylindrical coupler member (70) extending into said bore (60) and having an outer end (70B) with an element (74,76) configured to receive a tool (78,80) for performance of inservice rotor inspection; a hollow cylindrical member (64) disposed in said bore (60) and surrounding said coupler member (70), said cylindrical member (64) being slidably movable relative to said coupler member (70) along said bore (60) between a retracted position wherein said cylindrical member (64) is stored for normal pump operation and an extended position wherein said cylindrical member (64) is in sealing engagement with said casing (24) and said extension (62); and a cover member (68) sealably attached to said casing (24) across said bore (60) for closing said bore (60) and retaining said cylindrical member (64) in its retracted position for normal pump operation, said cover member (68) being detachable from said casing (24) for opening said bore (60) and allowing movement of the cylindrical member (64) to its extended position to permit inservice rotor inspection.
    • 5. 发明公开
    • An assembly for facilitating inservice inspection of a reactor coolant pump rotor
    • 安排一个反应堆冷却剂泵的转子为持续的维护更容易控制。
    • EP0403049A2
    • 1990-12-19
    • EP90302432.1
    • 1990-03-07
    • WESTINGHOUSE ELECTRIC CORPORATION
    • Veronesi, Luciano
    • G21D1/04
    • F04D29/628
    • In a reactor coolant circulating pump (18) having an outer casing (24) and a rotor (32) rotatably mounted in said casing (24), characterized by an assembly (52) for facilitating inspection of said pump rotor (32), comprising means defining a cylindrical bore (60) through said casing (24) in axial alignment with an end (32A) of said pump rotor (32); an extension (62) on said rotor end (32A) and rotatable therewith, said extension (62) including a cylindrical coupler member (70) extending into said bore (60) and having an outer end (70B) with an element (74,76) configured to receive a tool (78,80) for performance of inservice rotor inspection; a hollow cylindrical member (64) disposed in said bore (60) and surrounding said coupler member (70), said cylindrical member (64) being slidably movable relative to said coupler member (70) along said bore (60) between a retracted position wherein said cylindrical member (64) is stored for normal pump operation and an extended position wherein said cylindrical member (64) is in sealing engagement with said casing (24) and said extension (62); and a cover member (68) sealably attached to said casing (24) across said bore (60) for closing said bore (60) and retaining said cylindrical member (64) in its retracted position for normal pump operation, said cover member (68) being detachable from said casing (24) for opening said bore (60) and allowing movement of the cylindrical member (64) to its extended position to permit inservice rotor inspection.
    • 在反应器中冷却剂用于促进所述泵转子(32),其包括的检查循环泵(18),其具有上外壳(24)和转子(32)可旋转地安装在所述壳体(24),通过在组件(52),其特征 意味着限定通过所述壳体(24)轴向对准在端与所述泵转子的(32A)(32)的圆柱形孔(60); 在所述转子上(32A)延伸(62)和可旋转的基座有与端部,所述延伸部(62)包括延伸到所述孔中的圆筒形联接器部件(70)(60)和具有上外端(70B),在元件(74, 76)配置成接收用于在役检查转子的性能的工具(78,80); 在所述孔(60)设置在中空的圆柱件(64)和围绕所述联接器部件(70),所述圆筒形元件(64)的缩回位置之间相对于沿着所述孔(60),所述联接器部件(70)可滑动地移动是 worin所述圆柱形构件(64)被存储为正常操作泵和在延伸位置worin所述圆柱形构件(64)与所述壳体(24)和所述延伸部(62)密封接合; 和盖构件(68)密封地附连到所述壳体(24)穿过所述孔(60),用于封闭所述孔(60)和保持所述圆柱形部件(64)(在正常的泵手术其缩回位置时,所述盖部件68 )可从所述壳体(24可拆卸)用于打开所述孔(60)并允许所述圆柱形构件(64)移动到其延伸位置,以允许在役检查转子。
    • 8. 发明公开
    • Hydrodynamic pivoted pad bearing assembly for a reactor coolant pump
    • Hydrodynamische Michell-LageranirdnungfüreineReaktorkühlpumpe。
    • EP0368558A2
    • 1990-05-16
    • EP89311336.5
    • 1989-11-02
    • WESTINGHOUSE ELECTRIC CORPORATION
    • Veronesi, LucianoJenkins, Leonard Stanley
    • F16C17/03
    • F04D29/047F04D7/08F16C17/03F16C25/02F16C2360/42
    • A nuclear reactor coolant pump utilizes a pivoted pad bearing assembly (48) to rotatably mount its shaft (22) through the pump housing (32). The bearing assembly (48) includes a plurality of arcuate bearing segments (52) disposed end-to-end in circumferentially spaced relation for encompassing the shaft (22) and providing bearing contact therewith, and a plurality of pivot pins (54) each extending radially between an outer annular split ring (50) attached to the pump housing (32) and one of bearing segments (52). The pivot pins (54) are mounted for universal pivotal movement at their inner ends (54A) with the respective bearing segments (52). The pivot pins (54) at their outer ends (54B) are mounted to the annular ring (50) for adjustable radial movement for changing the radial position of the pivot pins (54) relative to annular ring (50) and thereby of the bearing segments (52) relative to the shaft (22). A plurality of locking cups (72) are provided for coupling the pivot pins (54) in locked relation with the annular ring (50) to fix the pivot pins (54) in desired adjusted positions relative thereto.
    • 核反应堆冷却剂泵利用枢转的衬垫轴承组件(48)可旋转地安装其轴(22)通过泵壳体(32)。 所述轴承组件(48)包括多个弓形轴承段(52),所述多个弓形轴承段(52)围绕所述轴(22)并且提供与所述轴(22)的轴承接触并且沿周向间隔开的端对端设置,并且多个枢轴销(54) 径向地安装在附接到泵壳体(32)的外部环形开口环(50)和轴承段(52)中的一个之间。 枢轴销(54)被安装成在其内端(54A)处与相应的轴承段(52)通用枢转运动。 在其外端(54B)处的枢轴销(54)安装到环形圈(50)上,用于可调节径向运动,以改变枢轴销(54)相对于环形圈(50)的径向位置,从而改变轴承 (52)相对于轴(22)。 提供了多个锁定杯(72),用于将枢轴销(54)与环形圈(50)锁定关联,以将枢转销(54)固定在相对于其的所需调整位置。