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    • 1. 发明申请
    • APPARATUS AND METHOD FOR COMPENSATING FOR POSITION ERROR OF RESOLVER
    • 用于补偿解决方案位置错误的装置和方法
    • US20150362347A1
    • 2015-12-17
    • US14570294
    • 2014-12-15
    • Hyundai Motor Company
    • Joo Young ParkHan Hee ParkTae Il YooByung Hoon YangChin Wook PaekHyung Bin Ihm
    • G01D18/00G01D5/12
    • G01D5/24495G01D5/20
    • An apparatus and method are provided for compensating for a position error of a resolver that compensates for positions in the overall speed range using resolver position error measured at a specific speed by providing an angle tracking observer (ATO) for calculating angle information. The ATO compensates for the position errors in the overall speed range based on the position errors measured at the specific speed, to an inside of a resolver-digital converter. The method includes digitalizing detected position information of the motor rotor and receiving the digitalized position information from a resolver-digital converter to measure the position error. An electrical angular velocity of the position error is determined and the position error at the electrical angular velocity 0 is calculated and stored. The position error at a current electrical angular velocity is converted into and compensated for using the calculated position error based on the current electrical angular velocity.
    • 提供了一种装置和方法,用于通过提供用于计算角度信息的角度跟踪观察器(ATO)来补偿使用通过以特定速度测量的解算器位置误差补偿总体速度范围中的位置的解算器的位置误差。 ATO根据以特定速度测量的位置误差到解算数字转换器的内部来补偿总体速度范围内的位置误差。 该方法包括数字化电动机转子的检测位置信息,并从解算数字转换器接收数字化位置信息以测量位置误差。 确定位置误差的电角速度,计算并存储电角速度为0的位置误差。 基于当前电角速度,将当前电角速度下的位置误差转换并使用计算出的位置误差进行补偿。