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    • 11. 发明授权
    • Deployment system for secondary propulsor unit
    • 二次推进器部署系统
    • US5108323A
    • 1992-04-28
    • US585426
    • 1990-09-20
    • Luciano VeronesiGeorge A. Hritz, Jr.
    • Luciano VeronesiGeorge A. Hritz, Jr.
    • B63H5/08B63H5/125B63H5/14B63H5/18B63H25/42
    • B63H5/08B63H25/42B63H5/125B63H5/18B63H5/14
    • A system is provided for deploying a propulsor unit from the hull of a water vehicle, such as a submarine. The system comprises an opening in a submerged portion of the hull that leads to a chamber for storing the propulsor unit, a cover for covering the hull opening to render the surface of the hull substantially continuous and fluid-dynamic, the cover having first and second sides, each of which conforms to the contour of the hull and the propulsor unit being mounted on the second side of the cover, and a pivotal mounting that hingedly connects the cover and the propulsor unit attached thereto across the opening in the hull for allowing the propulsor unit to move from a first stored position within the storage chamber to a second deployed position in the ambient water surrounding the hull. A drive assembly is provided for pivotally moving the cover and its attached propulsor unit between stored and deployed positions. Finally, a steering assembly is provided that includes a rotatable mounting between the propulsor unit and the cover, and the combination of a spur gear and a a worm for rotatably moving the propulsor unit to a desired angle with respect to the hull of the submarine.
    • 提供一种用于从诸如潜艇的水车辆的船体部署推进器单元的系统。 该系统包括在船体的浸没部分中的开口,其通向用于存储推进器单元的室,用于覆盖船体开口以使船体的表面基本上连续且流体动力的盖,盖具有第一和第二 每个侧面符合船体的轮廓和安装在盖的第二侧上的推进器单元,以及枢转安装件,其将覆盖件和附接到其上的推进器单元铰接在船体上的开口上,以允许 推进器单元从存储室内的第一存储位置移动到围绕船体的环境水中的第二展开位置。 提供驱动组件用于将盖和其附接的推进器单元在存储和展开位置之间枢转运动。 最后,提供了一种转向组件,其包括在推进器单元和盖之间的可旋转安装,以及正齿轮和蜗杆的组合,用于将推进器单元相对于潜艇的船体可旋转地移动到期望的角度。
    • 12. 发明授权
    • Frictionally loaded top end supports for cantilever-mounted rod guides
of a pressurized water reactor
    • 用于加压水反应堆悬臂安装的杆导向器的装有摩擦的顶端支架
    • US4857264A
    • 1989-08-15
    • US55590
    • 1987-05-29
    • Luciano VeronesiLarry A. Shockling
    • Luciano VeronesiLarry A. Shockling
    • G21C5/02G21C7/08
    • G21C7/08G21C5/02G21Y2002/101G21Y2004/30Y02E30/32Y02E30/39
    • A pressurized water reactor of an advanced design comprises, in vertically spaced relationship, a lower barrel assembly having lower and upper core plates, an inner barrel assembly and an axially removable calandria assembly having a lower calandria plate. A plurality of rod guides are cantilever-mounted in parallel axial relationship within the inner barrel assembly by rigidly mounting the lower ends thereof to the upper core plate. Axially extending sleeves affixed to the upper ends of the rod guides and telescopingly receive therein generally cylindrical supports which are affixed to and depend downwardly from the lower calandria plate and define alignment axes for the respectively associated rod guides. Axially extending leaf springs in each sleeve are normally biased radially inwardly and, in the assembled relationship of the calandria and inner barrel assemblies, resiliently and frictionally engage the respective cylindrical supports to maintain alignment and react both lateral and axial loads. Load pick-up surfaces of non-yielding sleeve portions react excessive loads directly into the lower calandria plate. Mating top end supports for RCC and WDRC rod guides permit dense packing of same, while internal openings of the top end supports permit telescoping movement of the corresponding rod clusters therethrough to permit ease of assembly and disassembly operations.
    • 具有先进设计的加压水反应器以垂直间隔的关系包括具有下芯和中芯板的下筒组件,内筒组件和具有较低卡路里板的可轴向移除的加热器组件。 多个杆引导件通过将其下端刚性地安装到上芯板而在内筒组件内以平行轴向的方式悬臂安装。 固定到杆导向件的上端的轴向延伸的套筒并且可伸缩地容纳其中的大致圆柱形的支撑件,其被固定到下排气孔板并从其下游并且限定用于分别相关联的杆引导件的对准轴线。 每个套管中轴向延伸的板簧通常径向向内偏置,并且在卡拉里德和内筒组件的组装关系中弹性地和摩擦地接合相应的圆柱形支撑件,以保持对准并且使横向和轴向载荷作用。 非屈服套筒部分的负载拾取表面使过多的负载直接反应到下部卡路里板中。 用于RCC和WDRC杆引导件的配合顶端支撑件允许其密集包装,而顶端支撑件的内部开口允许相应的杆状团簇的伸缩运动通过其中以允许易于组装和拆卸操作。
    • 13. 发明授权
    • Method of repairing a reactor coolant pump shaft and a reactor coolant pump repaired by such method
    • 通过这种方法修复反应堆冷却剂泵轴和反应堆冷却剂泵的方法
    • US06358000B1
    • 2002-03-19
    • US09587763
    • 2000-06-06
    • Luciano VeronesiJames A. Drake
    • Luciano VeronesiJames A. Drake
    • F01D2526
    • F04D29/043B23P6/00F04D7/08G21C15/243Y02E30/40Y10T29/49238
    • Cracks in the shaft of a reactor coolant pump adjacent a tapered end on which the impeller is mounted are removed by machining a circumferential groove in the pump shaft to a depth and an axial length which removes the cracks but does not extend into the tapered end of the pump shaft. A split ring fills the groove to an outer diameter which matches the outer diameter of the pump shaft. A thermal sleeve shrink fit over the split ring has internal annular ribs engaging the shaft and the ring to form an annulus which communicates with the pump chamber sufficiently to maintain a layer of substantially stagnant coolant over the split ring and the pump shaft at the pressure of the coolant being pumped. An oversized washer between the impeller and the impeller retainer nut overlaps the interface between the impeller and the tapered end of the pump shaft to impede the flow of hot reactor coolant along the keyways in the tapered end of the shaft and the impeller to minimize temperature fluctuations in the vicinity of the thermal sleeve. Preferably, the thermal sleeve has a lower coefficient of thermal expansion than those of the shaft and the split ring.
    • 靠近安装叶轮的锥形端的反应堆冷却剂泵的轴上的裂缝通过在泵轴中加工圆周槽而去除深度和轴向长度,该深度和轴向长度除去裂纹但不延伸到 泵轴。 开口环将槽填充到与泵轴的外径相匹配的外径。 收缩配合在开口环上的热套筒具有接合轴和环的内部环形肋,以形成与泵室充分连通的环形空间,以在开口环和泵轴的压力下保持基本上滞留的冷却剂层 泵送冷却液。 叶轮和叶轮保持螺母之间的过大的垫圈与叶轮和泵轴的锥形端之间的界面重叠,以阻止热反应堆冷却剂沿着轴和叶轮锥形端的键槽流动,以使温度波动最小化 在热套筒附近。 优选地,热套筒的热膨胀系数比轴和开口环的热膨胀系数低。
    • 14. 发明授权
    • Deployment system for secondary propulsor unit
    • 二次推进器部署系统
    • US5257952A
    • 1993-11-02
    • US869830
    • 1992-04-15
    • Luciano VeronesiGeorge A. Hritz, Jr.
    • Luciano VeronesiGeorge A. Hritz, Jr.
    • B63H5/08B63H5/125B63H5/14B63H5/18B63H25/42B63H5/12
    • B63H25/42B63H5/08B63H5/125B63H5/18B63H5/14
    • A system is provided for deploying a propulsor unit from the hull of a water vehicle, such as a submarine. The system comprises an opening in a submerged portion of the hull that leads to a chamber for storing the propulsor unit, a cover for covering the hull opening to render the surface of the hull substantially continuous and fluid-dynamic, the cover having first and second sides, each of which conforms to the contour of the hull and the propulsor unit being mounted on the second side of the cover, and a pivotal mounting that hingedly connects the cover and the propulsor unit attached thereto across the opening in the hull for allowing the propulsor unit to move from a first stored position within the storage chamber to a second deployed position in the ambient water surrounding the hull. A drive assembly is provided for pivotally moving the cover and its attached propulsor unit between stored and deployed positions. Finally, a steering assembly is provided that includes a rotatable mounting between the propulsor unit and the cover, and the combination of a spur gear and a worm for rotatably moving the propulsor unit to a desired angle with respect to the hull of the submarine.
    • 提供一种用于从诸如潜艇的水车辆的船体部署推进器单元的系统。 该系统包括在船体的浸没部分中的开口,其通向用于存储推进器单元的室,用于覆盖船体开口以使船体的表面基本上连续且流体动力的盖,盖具有第一和第二 每个侧面符合船体的轮廓和安装在盖的第二侧上的推进器单元,以及枢转安装件,其将覆盖件和附接到其上的推进器单元铰接在船体上的开口上,以允许 推进器单元从存储室内的第一存储位置移动到围绕船体的环境水中的第二展开位置。 提供驱动组件用于将盖和其附接的推进器单元在存储和展开位置之间枢转运动。 最后,提供了一种转向组件,其包括在推进器单元和盖之间的可旋转安装,以及正齿轮和蜗杆的组合,用于将推进器单元相对于潜艇的船体可旋转地移动到期望的角度。
    • 20. 发明授权
    • Thermal barrier and reactor coolant pump incorporating the same
    • 结合其的热障和反应堆冷却剂泵
    • US06328541B1
    • 2001-12-11
    • US09520860
    • 2000-03-07
    • Luciano VeronesiJames A. Drake
    • Luciano VeronesiJames A. Drake
    • F04B1700
    • F04D7/08F04D29/5866
    • A thermal barrier for a nuclear reactor coolant pump includes a stack of pancake cooling coils encircling the pump shaft where it enters the pump chamber. This stack of coiling coils has an irregular peripheral surface formed by axially extending, diametrically opposed, inlet and outlet tubes which are circumferentially indexed for each pancake coil. The inner surface of a cylindrical cover has a complimentary inner peripheral surface formed by two sets of diametrically opposed cascaded steps so that the volume of the annulus between the coil stack and cover is minimized to reduce stratification of cooling water injected into the cover. A collar around the pump shaft at the opening in the end wall of the cover extends axially into the coil stack to prevent vortices produced by the spinning shaft from flowing across the end wall of the cover, while circumferentially spaced holes in the collar prevent significant alteration of the thermal conditions of the pancake coiling coils. An integral flange on the collar serves as a shim for the stack of coils. An external insulator includes a sleeve with a low coefficient of thermal expansion shrink fit over a groove in the outer surface of the cylindrical cover to form an annular chamber which is divided by a number of nested cans into a plurality of concentric sections each containing stagnant reactor coolant.
    • 用于核反应堆冷却剂泵的热屏障包括一堆薄煎饼冷却盘管,其环绕泵轴进入泵室。 卷绕线圈的堆叠具有由轴向延伸的直径相对的入口管和出口管形成的不规则的外周表面,每个扁平线圈对其进行周向分度。 圆柱形盖的内表面具有由两组直径相对的级联步骤形成的互补的内周表面,使得线圈堆和盖之间的环空的体积最小化,以减少注入到盖中的冷却水的分层。 围绕泵轴的位于盖的端壁处的开口处的轴环轴向延伸到线圈堆叠中,以防止由旋转轴产生的涡流流过盖的端壁,而套环中的周向间隔开的孔防止显着改变 的煎饼卷绕线圈的热条件。 套圈上的整体法兰用作线圈堆叠的垫片。 外部绝缘体包括在圆柱形盖的外表面上的凹槽上具有低热膨胀系数的套筒,以形成环形室,其被多个嵌套罐分成多个同心部分,每个包含停滞反应器 冷却液