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    • 5. 发明专利
    • Railroad vehicle
    • 铁路车辆
    • JP2003276601A
    • 2003-10-02
    • JP2002078094
    • 2002-03-20
    • Kawasaki Heavy Ind Ltd川崎重工業株式会社
    • SAEKI TAKEHIKOAKASHI HIDEJITERAI JUNICHIWADA TAKAOKONO YUKINOBUAZUMA NARIAKIMATSUSHIMA HIROHIDEEZAKI HIDEAKI
    • B61F5/24B60G99/00B61F5/12F16F9/53F16F15/02F16F15/03
    • PROBLEM TO BE SOLVED: To provide a railroad vehicle assuring damping capacity equivalent to or better than that of a conventional technique, with a simple configuration and easy maintenance and applied with an inexpensive semi active suspension device. SOLUTION: This railroad vehicle is provided with an MRF damper, a control device 110, and a driver 103. The driver 103 supplies a current to a coil of the MRF damper to control damping force based on a signal indicating the damping force computed by a damping force calculation means 111 of the control device 110. The railroad vehicle is also provided with a constant current generator (constant current/constant-voltage generator 105) and a change over contact 104. The change over contact 104 supplies output current to the coil of the MRF damper by selecting either the driver 103 or the constant current generator based on the signal from a comparison instruction means 112 of the control device 110. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种铁路车辆,其确保与传统技术相当或更好的阻尼能力,具有简单的构造和易于维护并且应用廉价的半主动悬挂装置。 解决方案:该铁路车辆设有MRF阻尼器,控制装置110和驱动器103.驱动器103向MRF阻尼器的线圈供应电流,以基于表示阻尼力的信号来控制阻尼力 由控制装置110的阻尼力​​计算装置111计算。铁路车辆还设置有恒定电流发生器(恒定电流/恒定电压发生器105)和触点104的转换。触点104的转换提供输出电流 通过根据来自控制装置110的比较指示装置112的信号选择驱动器103或恒定电流发生器,到MRF阻尼器的线圈。(C)2004,JPO