首页> 外国专利> VEHICLE TRAVELLING SWING/NOISE ANALYZING SYSTEM, VEHICLE TRAVELLING SWING/NOISE ANALYZING METHOD, VEHICLE TRAVELLING NOISE ANALYZING SYSTEM, AND VEHICLE TRAVELLING NOISE ANALYZING METHOD

VEHICLE TRAVELLING SWING/NOISE ANALYZING SYSTEM, VEHICLE TRAVELLING SWING/NOISE ANALYZING METHOD, VEHICLE TRAVELLING NOISE ANALYZING SYSTEM, AND VEHICLE TRAVELLING NOISE ANALYZING METHOD

机译:车辆行进摆动/噪声分析系统,车辆行进摆动/噪声分析方法,车辆行进噪声分析系统以及车辆行进噪声分析方法

摘要

PROBLEM TO BE SOLVED: To provide a vehicle traveling swing/noise analyzing system, which accurately provides swing measurement values and/or cabin noise measurement values with high position accuracy and high distance accuracy in the traveling test of a rolling stock, and performs tests at low cost without applying a load on a measurer.;SOLUTION: In this system, a three-axis acceleration sensor 11 detecting the vibrating acceleration of a vehicle traveling on tracks in the longitudinal, lateral, and vertical directions, a noise meter 12, a GPS antenna 13, and a GPS receiver 14 are installed on the vehicle. The position information of the vehicle is corrected by the position information acquired by a signal received by the GPS receiver 14 through the GPS antenna 13 and the longitudinal acceleration of the vehicle detected by the three-axis accelerator sensor 11. The position information of the vehicle is corrected by a station stop signal inputted by the measurer when the vehicle stops at a station and/or a structure signal inputted by the measurer when the vehicle passes through a structure.;COPYRIGHT: (C)2008,JPO&INPIT
机译:要解决的问题:提供一种车辆行驶摆动/噪声分析系统,该系统可以在机车车辆的行驶测试中准确地提供具有高位置精度和高距离精度的摆动测量值和/或车厢噪声测量值,并在解决方案:在该系统中,三轴加速度传感器11用于检测沿纵向,横向和垂直方向在轨道上行驶的车辆的振动加速度,噪声计12, GPS天线13和GPS接收器14安装在车辆上。通过由GPS接收器14通过GPS天线13接收的信号所获取的位置信息以及由三轴加速器传感器11检测到的车辆的纵向加速度来校正车辆的位置信息。当车辆停在车站时由测量者输入的站点停止信号和/或当车辆经过建筑物时由测量者输入的结构信号进行校正。;版权所有:(C)2008,JPO&INPIT

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