The old wires sag during extreme temperatures, causing them to fall on the tracks or tangle with pantographs, the equipment on top of the trains that touch the overhead wires and distribute power ...

We are proud to be part of the revolutionary Riyadh Metro, launched in November 2024—a game-changer in urban transportation. Spanning 176 km across six lines, it is officially the world’s longest ...

Abstract: This paper introduces a contact mechanics-based catenary–pantograph interaction model (HCM-M6) for use in high-speed electric railways in a finite element (FE) simulation framework. The ...

At Yeltech, we prioritize the safety and efficiency of your operations, which is why we recommend servicing and calibrating your Rail Temperature Monitoring Units (RTMUs) annually. As temperatures ...