Metro-North crew members work on the system's catenary system that sometimes sags in summer heat. Credit: MTA Metro-North As summer arrives I’m reminded of one of Metro-North’s greatest “fails” of all ...

A pivotal study assesses the ice-covered environmental adaptability of overhead contact systems in high-speed railways, vital for ensuring the continuous and safe collection of electrical energy. The ...

The pantograph-catenary interaction constitutes a vital component of high-speed rail systems, acting as the sole conduit for electrical energy transfer to moving trains. This interface is subject to ...