Time integration for impulse

This example evaluates the response of the axle during the crossing of a vehicle with the parameters of an EW4 Panorama waggon using the github example code.

Time series of the axle response for the crossing of a defect after 0.25 seconds:

_images/time_integration_timeseries_axle.png

Time series of the bogie response for the crossing of a defect after 0.25 seconds:

_images/time_integration_timeseries_bogie.png

Time series of the body response for the crossing of a defect after 0.25 seconds:

_images/time_integration_timeseries_body.png

Frequency response observed at different DOFs of the track for point excitation at mid-span or over the sleeper compared for PT (TIM4) and EB (TIM4eb):

_images/time_integration_timeseries_railSleeper.png