Research Article

Rail Corrugation Detection of High-Speed Railway Using Wheel Dynamic Responses

Table 3

Wavelength estimation error at different depths of rail corrugation.

CaseDepth 0.01 mmDepth 0.05 mmDepth 0.1 mm
Nil1%3%5%Nil1%3%5%Nil1%3%5%

100 mm0.00450.00450.00450.00450.00450.00450.00450.00450.00450.00450.00450.0045
110 mm0.09000.08970.09080.09100.09020.09000.09000.08990.08990.08990.09000.0899
120 mm0.02050.00450.00450.00630.03670.02760.03300.02750.03130.03490.03670.0330
130 mm0.09680.09680.09800.09940.09680.09680.09680.09680.09680.09680.09680.0968
140 mm0.12520.11240.10010.11000.13470.12860.12300.12600.13600.13570.13290.1358
150 mm0.03760.00450.00450.00870.14530.06230.05430.06010.15630.12930.10910.1068