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    • 11. 发明授权
    • X-ray tube anode cooling device and systems incorporating same
    • X射线管阳极冷却装置及其结合的系统
    • US06430260B1
    • 2002-08-06
    • US09752014
    • 2000-12-29
    • Douglas J. Snyder
    • Douglas J. Snyder
    • H01J3510
    • H01J35/106H01J2235/1204H01J2235/1283
    • An anode target for use within an x-ray generating device including a target frame having an inner surface and an outer surface and a thermal energy transfer device. The thermal energy transfer device including a heat exchanger having an inner surface and an outer surface, at least a portion of the outer surface of the heat exchanger positioned adjacent to at least a portion of the inner surface of the target frame; a cooling medium circulating through the heat exchanger for convectively cooling the anode target; and a thermal coupling medium disposed between the inner surface of the target frame and the outer surface of the heat exchanger, the thermal coupling medium thermally coupling the target frame with the heat exchanger while permitting relative motion between the target frame and the heat exchanger.
    • 一种在包括具有内表面和外表面的目标框架和热能传递装置的X射线产生装置内使用的阳极靶。 所述热能传递装置包括具有内表面和外表面的热交换器,所述热交换器的外表面的至少一部分定位成邻近所述目标框架的内表面的至少一部分; 循环通过所述热交换器以对流地冷却所述阳极靶的冷却介质; 以及设置在目标框架的内表面和热交换器的外表面之间的热耦合介质,热耦合介质将目标框架与热交换器热耦合,同时允许目标框架和热交换器之间的相对运动。
    • 13. 发明授权
    • X-ray tube apparatus employing liquid metal for heat removal
    • 采用液态金属除热的X射线管装置
    • US6160868A
    • 2000-12-12
    • US265160
    • 1999-03-09
    • Douglas J. SnyderCarey S. Rogers
    • Douglas J. SnyderCarey S. Rogers
    • H01J35/10
    • H01J35/105H01J2235/1208H01J2235/1291
    • Heat removal apparatus is provided for an X-ray tube having a frame, a shaft mounted for rotation with respect to the frame, and an anode supported on the shaft for rotation therewith. The apparatus comprises a heat transfer component, which is fixably joined to the frame in closely spaced relationship with an end portion of the rotatable shaft, and further comprises a radially, axially and tilt compliant sealing device, such as a flexible bellows, which is positioned to substantially enclose a space extending between the heat transfer component and a specified end portion of the shaft. A selected thermally conductive liquid metal, such as a gallium alloy, is contained within the enclosed space to provide a path for the flow of heat from the shaft to the heat transfer component, as the shaft and the anode rotate with respect to the frame. Such arrangement also permits expansion of the liquid metal, in the event of freezing.
    • 提供了一种用于具有框架,安装成相对于框架旋转的轴的X射线管和支撑在轴上以用于旋转的阳极的热去除装置。 该装置包括传热部件,该传热部件与可旋转轴的端部以紧密间隔的关系固定地连接到框架,并且还包括径向,轴向和倾斜的柔性密封装置,例如柔性波纹管,其被定位 基本上包围在传热部件和轴的指定端部之间延伸的空间。 所选择的导热液体金属(例如镓合金)被包含在封闭空间内,以便随着轴和阳极相对于框架旋转而提供从轴到传热部件的热量流动的路径。 在冷冻的情况下,这种布置还允许液态金属膨胀。
    • 15. 发明授权
    • X-ray imaging system with convective heat transfer device
    • 具有对流换热装置的X射线成像系统
    • US06608429B1
    • 2003-08-19
    • US09639537
    • 2000-08-16
    • Douglas J. Snyder
    • Douglas J. Snyder
    • H01J3510
    • H05G1/04H01J2235/1287H05G1/025
    • Passive heat transfer apparatus is provided for an X-ray imaging system used in connection with mammaography, to rapidly conduct heat away from the system X-ray tube. The apparatus comprises a thermally conductive support plate located in the tube housing, in spaced apart relationship with the X-ray tube, and further comprises an elongated device for transferring heat by convection, such as a heat pipe. The heat transfer device has a first end joined to the tube, and a second end joined to the support plate. A quantity of selected working fluid sealably contained in the heat transfer device is disposed to transfer heat along the length thereof, from the tube to the support plate, and cooling fins extending through the housing from the support plate dissipate the heat into the surrounding environment. A layer of sound absorbing material is usefully positioned to surround the X-ray tube within the housing, to provide acoustic damping and substantially reduce the level of noise resulting from X-ray tube operation.
    • 被动传热装置用于与乳腺造影相结合使用的X射线成像系统,以便快速地将热量从系统X射线管传导出去。 该装置包括位于管壳体中的与X射线管隔开关系的导热支撑板,并且还包括用于通过对流传热的细长装置,例如热管。 传热装置具有连接到管的第一端和连接到支撑板的第二端。 设置在传热装置中可密封地容纳的一定数量的工作流体,用于将热量沿其长度从管传送到支撑板,并且从支撑板延伸穿过壳体的散热片将热量散发到周围环境中。 一层吸音材料可有效地定位成围绕外壳内的X射线管,以提供声阻尼,并显着降低由X射线管操作引起的噪音水平。
    • 16. 发明授权
    • HV connector with heat transfer device for X-ray tube
    • 高压连接器,带X射线管传热装置
    • US06362415B1
    • 2002-03-26
    • US09565982
    • 2000-05-04
    • Douglas J. SnyderLiang Tang
    • Douglas J. SnyderLiang Tang
    • H01B906
    • H01J35/02F28D15/04H01J2235/0233H01J2235/10H01J2235/1287H01R13/53
    • Apparatus for connecting an HV cable to the cathode of an X-ray tube is provided with a housing disposed for attachment to the X-ray tube, and a quantity of epoxy or other electric insulating material contained within the housing. The epoxy serves to insulate the exposed end portions of the HV cable conductors, which extend beyond the cable insulation for insertion into the X-ray tube casing. The connector apparatus further includes a heat transfer device, such as a heat pipe, which extends long the cable within the connector housing. A quantity of working fluid contained in the heat transfer device is disposed for bi-directional movement along the device to transfer heat from a first location within the insulating material to a second location proximate to the housing.
    • 用于将HV电缆连接到X射线管的阴极的设备设置有用于附接到X射线管的壳体和容纳在壳体内的一定数量的环氧树脂或其它电绝缘材料。 环氧树脂用于使HV电缆导体的暴露的端部绝缘,其延伸超过电缆绝缘体以插入X射线管壳体。 连接器装置还包括诸如热管的热传递装置,其在连接器壳体内延伸电缆。 包含在传热装置中的一定量的工作流体被设置用于沿着装置的双向运动,以将热量从绝缘材料内的第一位置传递到邻近壳体的第二位置。
    • 20. 发明申请
    • COOLED GAS TURBINE ENGINE COMPONENT
    • 冷却气体涡轮发动机部件
    • US20120237333A1
    • 2012-09-20
    • US13334751
    • 2011-12-22
    • J. Edward PopeJeffery Forest RhodesDouglas J. Snyder
    • J. Edward PopeJeffery Forest RhodesDouglas J. Snyder
    • F02C7/18
    • F01D5/186F01D25/12F05D2250/70Y02T50/676
    • A gas turbine engine component is disclosed having a cooling fluid passageway that provides relatively cool fluid to a surface of the gas turbine engine component. The cooling fluid passageway can be shaped in cross section to reduce a stress present in the gas turbine engine component. One form of the shape is non-circular. The gas turbine engine component can be formed such that an overhanging material otherwise formed by the intersection of a cooling fluid passageway and a surface of the gas turbine engine component is absent. The gas turbine engine component can also have a depression formed near the surface of the gas turbine engine component such that the cooling fluid passageway exits into an upstream portion and a downstream portion of the depression.
    • 公开了一种燃气涡轮发动机部件,其具有向燃气涡轮发动机部件的表面提供相对较冷的流体的冷却流体通道。 冷却流体通道可以被成形为横截面以减少存在于燃气涡轮发动机部件中的应力。 形状的一种形式是非圆形。 燃气涡轮发动机部件可以形成为不存在由冷却流体通路和燃气涡轮发动机部件的表面相交而形成的悬垂材料。 燃气涡轮发动机部件还可以具有靠近燃气涡轮发动机部件的表面形成的凹部,使得冷却流体通道离开凹陷的上游部分和下游部分。