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    • 45. 发明申请
    • ADAPTABLE ROTATING RECTIFIER AND SUPPRESSION RESISTOR ASSEMBLY FOR TWO-POLE, WOUND ROTOR OF DYNAMOELECTRIC MACHINE
    • 适应旋转整流器和抑制电阻器组件,用于双向电动机的绕线转子
    • WO1998009366A1
    • 1998-03-05
    • PCT/US1997014872
    • 1997-08-22
    • SUNDSTRAND CORPORATION
    • SUNDSTRAND CORPORATIONJOHNSEN, Tyrone, A.SPIERLING, Todd, A.CARTER, Harry, R., Jr.
    • H02K11/04
    • H02K11/042H01L25/112H01L2924/0002H01L2924/00
    • An adaptable rotating rectifier and suppression resistor assembly is designed to fit and mate with state-of-the-art, two-pole generators with maximum flexibility to accept a variety of known possible diode configurations and a relatively large suppression resistor in a cost effective manner. A tubular housing of the assembly has an axially extending internal cavity with a plurality of bus bars arranged in fixed, spaced relation in a radially outer portion of the internal cavity so as to extend axially along the internal cavity. A plurality of diodes of any one of at least three significantly different configuration diodes and a suppression resistor are arranged in line along the axis of the internal cavity with radially outwardly extending spring contact plates electrically connecting the diodes and suppression resistor with the bus bars. A desired preload force is provided on these components between an end cap at one end of the housing and a retainer at the other. The end cap is rotationally indexed and constrained with respect to the housing by connections of terminals in the end cap with bus bars.
    • 设计适合的旋转整流器和抑制电阻器组件,以配合和配合最先进的两极发生器,具有最大的灵活性,可以以成本有效的方式接受各种已知的可能的二极管配置和相对较大的抑制电阻 。 组件的管状壳体具有轴向延伸的内部空腔,多个汇流条在内部空腔的径向外部部分中以固定的间隔关系布置,以便沿内部空腔轴向延伸。 至少三个显着不同的配置二极管和抑制电阻器中的任何一个的多个二极管沿着内部空腔的轴线排成一列,其中径向向外延伸的弹簧接触板将二极管和抑制电阻器与母线电连接。 在壳体的一端的端盖与另一端的保持架之间的这些部件上设置有所需的预紧力。 端帽通过端盖中的端子与汇流条的连接而相对于壳体旋转地分度和约束。
    • 46. 发明申请
    • POWER SEMICONDUCTOR PACKAGING
    • 功率半导体封装
    • WO1992019013A1
    • 1992-10-29
    • PCT/US1992003164
    • 1992-04-15
    • IVERSEN, Arthur
    • GABOR, George
    • H01L23/48
    • H01L25/07H01L23/467H01L25/112H01L25/162H01L25/165H01L2224/48091H01L2224/48137H01L2924/1301H01L2924/13055H01L2924/13091H02M7/003H01L2924/00014H01L2924/00
    • An electrical converter (10) including respective positively and negatively biased, generally cylindrical collective electrodes (12, 14), an output electrode (15, 16, 17) electrically isolated therefrom, and at least one power semi-conductor device (24) being mechanically and electrically attached to a flat portion (46, 47, 49, 51, 53, 55) on each of said positively and negatively biased collective electrodes (12, 14). A drive circuit (26) is configured to alternately activate the devices mounted on the positively biased electrode while turning off the devices mounted on the negatively biased electrode, then reversing the process to generate an alternating current to the output electrode (15, 16, 17). To enhance the rate of removal of thermal energy from the devices, each of the positively and negatively biased electrodes (12, 14) includes an internal coolant conduit (32) with concavely curved surfaces (37) in close proximity to the flats upon which the devices are mounted, the conduit (32) having a width (162) at least as great as that of the devices.
    • 一种电转换器(10),包括相应的正负偏压的大体上圆柱形的集体电极(12,14),与其电隔离的输出电极(15,16,17)和至少一个功率半导体器件(24) 机械地和电连接到每个所述正负偏压集体电极(12,14)上的平坦部分(46,47,49,51,53,55)。 驱动电路(26)被配置为交替地激活安装在正偏置电极上的装置,同时关闭安装在负偏置电极上的装置,然后反转该过程以产生到输出电极(15,16,17)的交流电 )。 为了提高从装置去除热能的速率,正向和负偏压电极(12,14)中的每一个包括内部冷却剂导管(32),内部冷却剂导管(32)具有靠近平面的凹形弯曲表面(37) 安装设备,具有至少与设备的宽度(162)一样大的宽度(162)的导管(32)。