UP, PS Technology: 'Better, Safer Trains'
Ryan Grudle, systems consultant at PS Technology, demonstrates Precision Train Builder. An explanation of Precision Train Builder, developed by Union Pacific subsidiary PS Technology. The physics involved in operating a freight train are amazingly complicated. Think about it: Thousands of tons of metal rolling on steel wheels over steel rail at speeds up to 80 mph over a variety of terrain and grades in all kinds of weather. Each train hauls different commodities within its 100-plus railcars, each creating a multitude of in-train forces (like buff and draft) from railcar to railcar—all al...
Source: railwayage.com