Research Article

Earthquake Influence on the Rail Irregularity on High-Speed Railway Bridge

Table 2

Similitude parameters and similarity ratios of the shaking table test.

PropertyPhysical quantitySimilarity relationRatio

MaterialModulusSE1
StressSσ = SE1
DensitySρ = Sσ/SaSl4

LoadPoint1/144
LineSω = SESl1/12
AreaSq = SE1

GeometricLengthSl1/12
DisplacementSd = Sl1/12
Area1/144

DynamicAccelerationSa3
Mass4/1728
Period1/6

Base parameter.