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    • 4. 发明授权
    • Rush current suppression circuit
    • 冲击电流抑制电路
    • US06717784B2
    • 2004-04-06
    • US10107529
    • 2002-03-26
    • Tomiyasu IsagoNaoki TakahashiYoshinori UsuiTatsuo Araki
    • Tomiyasu IsagoNaoki TakahashiYoshinori UsuiTatsuo Araki
    • H02H900
    • H02H9/001Y10T307/826
    • A rush current suppression circuit is used with a power supply circuit which includes a common line and an input voltage detection circuit and supplies power from an input power supply via a switching circuit. There is provided a smoothing capacitor coupled to an output end of the power supply circuit, and a rapid discharge and delay circuit coupled to the input voltage detection circuit and carrying out a rapid discharge and a time delay and controlling the switching circuit. The switching circuit includes two FETs which are coupled in series to the common line, and the two FETs have sources which are coupled to each other and gates which are coupled to each other and driven by the rapid discharge and delay circuit.
    • 冲击电流抑制电路与包括公共线路和输入电压检测电路的电源电路一起使用,并且经由开关电路从输入电源供应电力。 提供了耦合到电源电路的输出端的平滑电容器,以及耦合到输入电压检测电路并执行快速放电和时间延迟并控制开关电路的快速放电和延迟电路。 开关电路包括串联耦合到公共线的两个FET,并且两个FET具有彼此耦合的源极和彼此耦合并由快速放电和延迟电路驱动的栅极。
    • 10. 发明授权
    • Cooling apparatus for gas turbine blades
    • 燃气轮机叶片冷却装置
    • US4330235A
    • 1982-05-18
    • US125103
    • 1980-02-27
    • Tatsuo Araki
    • Tatsuo Araki
    • F01D5/18F01D5/08
    • F01D5/185
    • In apparatus and a method for cooling a gas turbine blade, coolant in a liquid state, such as water, flows from a blade root portion toward an outer blade end portion under centrifugal force through one or more liquid coolant passages travelling longitudinally within the blade, and such liquid flow coolant is introduced through a channel to one or more nozzles for converting the liquid flow to a mist. The mist flows from the outer blade end portion toward the blade root portion through one or more mist-flow coolant passages and, having absorbed heat includes mist and gaseous vapor, is discharged from the blade into the motive fluid.
    • 在用于冷却燃气轮机叶片的装置和方法中,处于液体状态的诸如水的冷却剂在离心力作用下通过在叶片内纵向行进的一个或多个液体冷却剂通道从叶片根部向外叶片端部流动, 并且这种液体流动的冷却剂通过通道引入一个或多个喷嘴,用于将液体流转换成雾。 雾通过一个或多个雾流冷却剂通道从外刀片端部朝向叶片根部流动,并且具有吸收的热量包括雾气和气态蒸气从叶片排出到动力流体中。