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    • 9. 发明授权
    • Automatic travel control method for an unmanned vehicle
    • 无人驾驶车辆自动行驶控制方法
    • US5915491A
    • 1999-06-29
    • US839129
    • 1997-04-23
    • Byung Nam Park
    • Byung Nam Park
    • B61L3/16B62D1/28G05D1/00G05D1/02B62D1/02
    • B62D1/28G05D1/0265G05D2201/0216
    • An automatic travel control method for a unmanned vehicle system is performed on the basis of signals indicating the existence of the curvature of a guide path and right and left digital signals indicating the degree of the curvature of the guide path. In the method, (1) where the guide path is straight, the steering of the vehicle is controlled based on both the right and left digital signals; (2) where the guide path is curved to the right, the steering of the vehicle is controlled based on the right digital signal; and (3) where the guide path is curved to the left, the steering of the vehicle is controlled based on the left digital signal. The curvature existence detecting operation is performed according to the levels of the voltage signals induced to a pair of voltage generating devices located at the right and left sides of the vehicle after generating a magnetic field by applying alternating current to the guide path. The right and left digital signals generating operation is performed by converting the voltage signals induced to the pair of voltage generating devices into corresponding digital signals. An automatic travel control apparatus is also provided.
    • 基于指示引导路径的曲率的信号和表示引导路径的曲率的左右数字信号的信号进行无人驾驶车辆系统的自动行驶控制方法。 在该方法中,(1)在导向路径为直线的情况下,基于左右数字信号控制车辆的转向; (2)引导路径向右弯曲的情况下,基于正确的数字信号控制车辆的转向; 和(3)其中引导路径向左弯曲,基于左数字信号控制车辆的转向。 曲率存在检测操作根据在通过向引导路径施加交流电而产生磁场之后对位于车辆左右两侧的一对电压产生装置的电压信号的电平进行。 通过将感应到该对电压产生装置的电压信号转换成相应的数字信号来执行右和左数字信号产生操作。 还提供一种自动行驶控制装置。
    • 10. 发明授权
    • Speed governors
    • 调速员
    • US3980261A
    • 1976-09-14
    • US546200
    • 1975-02-03
    • Harry William Hadaway
    • Harry William Hadaway
    • B60L15/20G01P1/10G01P3/481B61L3/16
    • G01P1/103B60L15/20G01P3/481B60L2200/26Y02T10/645Y02T10/7275
    • Speed governor for automatic trains comprising a dynamo electric device having a plurality of stators, one for each of a plurality of different predetermined speeds, and a common rotor mounted on a shaft connected to an axle of the train and each stator having a primary winding connected across an a.c. supply and a secondary winding connected via a saturable transformer to the d.c. control winding of a transductor whose a.c. winding is connected in the a.c. supply circuit to the stator, a winding of the transformer being connected to train speed control means such that saturation of the transformer occurs at a predetermined rotor speed to increase the impedance of the transductor and reduce the current through the windings of the transformer correspondingly.
    • 用于自动列车的调速器包括具有多个定子的发电机装置,一个用于多个不同的预定速度中的每一个,以及安装在连接到该列车轴上的轴上的公共转子,每个定子具有一个初级绕组连接 跨越交流 供电和通过饱和变压器连接到直流电的次级绕组。 控制绕组的直流电。 绕组连在一起。 将变压器的绕组连接到列车速度控制装置,使得变压器的饱和度以预定的转子速度发生,以增加变压器的阻抗并相应地减小通过变压器绕组的电流。