Method and system for detecting errors in indicated air speed
    1.
    发明授权
    Method and system for detecting errors in indicated air speed 有权
    用于检测指示空气速度误差的方法和系统

    公开(公告)号:US09128109B1

    公开(公告)日:2015-09-08

    申请号:US13589568

    申请日:2012-08-20

    CPC classification number: G01P5/00 G01P5/16 G01P21/02

    Abstract: A method and system for detecting errors in indicated air speed of an aircraft. The method may include receiving current measured data values indicative of one or more of a pressure altitude, vertical speed, pitch attitude, and engine power of the aircraft by a computer, accessing a table having values of indicated air speed (IAS) corresponding to the current measured data values, and computing from the table and the current measured data values a current expected IAS, receiving current data values indicative of measured IAS of the aircraft, comparing the expected IAS data values to the measured IAS data values, and generating an alert signal when the expected IAS data values and measured IAS data values differ by a pre-set amount. The computer may include a software module that utilizes output from pre-existing on-board sensors, and may generate a signal to a crew alerting system.

    Abstract translation: 一种用于检测飞机指示空气速度误差的方法和系统。 该方法可以包括接收由计算机指示飞行器的压力高度,垂直速度,俯仰姿态和发动机功率中的一个或多个的当前测量数据值,访问具有对应于所述飞行器的指示空气速度(IAS)的值的表 当前测量数据值,以及从表和当前测量数据值计算当前预期IAS,接收指示飞行器的测量IAS的当前数据值,将预期IAS数据值与测量的IAS数据值进行比较,以及生成警报 当预期的IAS数据值和测量的IAS数据值相差预设量时,发出信号。 计算机可以包括使用来自预先存在的车载传感器的输出的软件模块,并且可以向机组警报系统生成信号。

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