At some point, the back EMF becomes great enough that, when combined with armature resistance, the locomotive ... Western saw ...

The Class DD51 diesel-hydraulic locomotive was in service for nearly 60 years since the era of the former Japanese National Railways. The Class DD51 replaced steam locomotives as the workhorse of ...

The Fell differential gearbox. All diesel locomotive designs struggle with the problem of transmitting the huge torque required to start a fully loaded train at low speeds, and because of the huge ...