Fault detection and isolation of high-speed train suspension systems is of critical importance
to guarantee train running safety. Firstly, the existing methods concerning fault detection or …

Railways speedily transport many people and goods nationwide, so railway accidents can
pose immense damage. However, the infrastructure of railways is so complex that its …

Failures of rotating mechanical components (eg, turbine, gear, wheelset) often cause
serious shocks to the mechanical system, and real-time detection of these shocks is of …

The ballasted track superstructure is characterized by a relative quick deterioration of track
geometry due to ballast settlements and the accumulation of sleeper voids. The track zones …

The existing online inspection methods for hunting motion of high-speed trains are mainly
based on processing the acceleration of bogie frames, which cannot directly and reliably …

The increase in demand for railway transportation results in a significant need for higher
train axle load and faster speed. Weak and sensitive trackforms such as railway switches …

Relative wheel-rail displacement (RWRD) is an important physical quantity that responds to
the hunting stability and running safety of railway vehicles but detecting this physical …

When an earthquake causes the wheel-rail detachment of a high-speed train, the derailment
evaluation criteria based on wheel-rail force faces failure. At this time, the lateral relative …

Full-field deformation measurement of structures generally requires the aid of complex and
expensive multi-camera measurement systems. A full-field structural deformation …

Bridge deformation response data are the basis for calculating the dynamic parameters of
the bridge, and it is of great significance to accurately measure the deformation response of …