轨道几何检测系统

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  采用惯性基准、激光摄像测量等技术,检测轨道几何参数和车体动态响应,实现高速运行条件下对轨道几何参数的毫米级精确测量。取得了高速轨道几何图像采集和实时处理、高精度高稳定性惯性基准建立、大半径曲线测量、轨道长波不平顺毫米级测量等技术突破。

技术指标

检测项目 测量范围 精度 波长 速度范围
轨距 1420~1485mm ±1mm   0~400km/h
轨向(左右) ±50mm ±1.5mm 3~25m 15~400km/h
轨向(左右) ±100mm ±3mm 25~70m 40~400km/h
轨向(左右) ±500mm ±5mm 70~200m 70~400km/h
高低(左右) ±50mm ±1.5mm 3~25m 15~400km/h
高低(左右) ±100mm ±3mm 25~70m 40~400km/h
高低(左右) ±300mm ±5mm 70~150m 70~400km/h
超高(水平) ±175mm ±1.5mm   0~400km/h
三角坑 ±50mm ±1.5mm   0~400km/h
曲线半径 800~14000m ±0.5%   15~400 km/h

Inspection Item Measuring Range Accuracy Wave Length Speed Range
Guage 1420~1485mm ±1mm   0~400km/h
Alignment
(left and right)
±50mm ±1.5mm 3~25m 15~400km/h
Alignment
(left and right)
±100mm ±3mm 25~70m 40~400km/h
Alignment
(left and right)
±500mm ±5mm 70~200m 70~400km/h
profile
(left and right)
±50mm ±1.5mm 3~25m 15~400km/h
profile
(left and right)
±100mm ±3mm 25~70m 40~400km/h
profile
(left and right)
±300mm ±5mm 70~150m 70~400km/h
Superelevation
(cross level)
±175mm ±1.5mm   0~400km/h
Twist ±50mm ±1.5mm   0~400km/h
Curve Radius 800~14000m ±0.5%   15~400 km/h


CRH380A-001轨道检测设备


CRH380B-002轨道检测设备


轨道几何检测系统界面


轨道几何检测系统采集界面