by Jeff Tuzik The Great Dismal Swamp. An ominous name. And in June of 2019, it was the site of a Norfolk Southern derailment. At NS, all derailments are investigated to determine the cause(s) and to provide data that could help prevent future incidents. Brad Kerchof, formerly Director of Research …
by Jeff Tuzik Derailments happen. The minor ones cause damage and disruption; the big ones make the news. While there are derailments attributed to a single vehicle or track cause, often, the cause is the result of a combination of vehicle- and track-related contributing factors, underscoring that vehicle/track interaction is a …
by Jeff Tuzik “Engineers predict things,” said Cory Hogan, Director of Vehicle Dynamics Studies at Ensco Rail Inc. As computing power and modelling have become more sophisticated, engineers have increasingly used digital-twins to model vehicle, track, and component behavior with incredible fidelity. Like engineers, digital twins can be great predictors. …