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    • 13. 发明公开
    • SYSTEM OF MEASURING THE FORCE EFFECT IN CONTACT BETWEEN THE WHEEL OF THE RAILWAY ROLLING STOCK AND THE RAIL, ITS CALIBRATION METHOD AND CALIBRATION FRAME
    • SYSTEM FOR MEASURING动力冲击上的轨道车辆的车轮与轨道的校准方法,和校准帧之间的接触
    • EP3059571A2
    • 2016-08-24
    • EP16466003.7
    • 2016-02-18
    • VÚKV a.s.
    • Capek, JanBauer, PetrCulek, BohumilStrnad, Ota
    • G01M17/10B61K9/12G01L1/22G01L5/13G01L5/16
    • G01L5/162B61K9/12G01L1/2231G01L5/13G01L25/00G01M17/10
    • System of measuring the force effect between the wheel of the railway rolling stock and the rail during ride of the rolling stock is based on detecting the deformations of the wheelset's wheel using a strain gauges system placed on one side of the wheel on one pitch circle which consists of Wheatstone complete bridges wherein the arrangement of the strain gauges system is decidedly defined by the diameter of the pitch circle R, the number of Wheatstone complete bridges, the openness angle of the bridge δ, the angular pitch of the bridges ϕ and the strain gauge's angle to the radial position β, wherein the highest accuracy of measuring of force FT is being achieved when angle β is approximately 45°, wherein during calibration the wheel (5) or the wheelset (6) rotating around its rotation axis is loaded by a rotating roller (15) which is by its circumference in contact with the wheel's (5) or the wheelset's (6) circumference, wherein the number of loading rollers (15) is two and each roller loads one wheel (5) of the wheelset, wherein thanks to its installation dimensions and construction the calibration frame is for calibration - loading placeable under the railway rolling stock (16) in which the wheel (5) or the wheelset (6) is embedded, wherein the transverse position of the loading roller (15) or rollers and support points can be changed by inserting of the reduction frame (20) of various widths for various rail gauges, wherein the calibration frame is mobile.
    • 机车车辆的行驶过程中测量所述铁路车辆的车轮与轨道之间的力作用的系统是基于使用放置在轮的一侧上的一个节圆一个应变仪系统检测车轮的车轮的变形,该变形 惠斯通电完整桥worin应变仪系统的布置的besteht被决然由节圆R的直径限定,惠斯通电完整桥的数量,桥”的开放角度时,桥的角节距O与应变 计的角度的径向位置²,worin力FT的测量精度最高正在取得当在校准期间角度²是大约45°worin(5)或(6)围绕其旋转轴旋转所述轮轴被加载的轮 一个旋转辊(15),所有这些是其圆周与所述车轮(5)或所述轮(6)的圆周相接触,worin的加载辊(15)的数量是两个并且EAC ħ辊负载一个车轮(5)的轮对,worin由于其安装尺寸和结构的校准帧是用于校准 - 铁路下加载可放置机车车辆(16),其中轮(5)或所述轮(6) 被嵌入,worin装载辊(15)或滚子和支承点的横向位置可以通过插入各种宽度的各种铁路轨距的还原框架(20)的,worin校准帧是移动被改变。