[SystemSafety] Lac-Megantic disaster

[Peter Bernard Ladkin]

On 7/11/13 11:48 AM, Matt Squair wrote:
> The actual reason has to do with operational efficiency as it takes time to pump up a trains
> reservoirs from ambient. Leave one loco on to run its air compressor and you can get away quickly in
> the morning.
>
> Of course if all the needed park brakes aren't applied and then for some reason the online loco is
> shutdown...
>
> As a side note, an increasing number of locomotives have what's called an Auto Engine Start Stop
> function to save fuel. With AESS the locomotives control system will monitor air reservoir pressure
> and only start the main engine if needed to run the air compressor. Modern freight trains are quite
> sophisticated and complicated systems.

I dunno about sophistication. Why isn't there an APU for such functions?

PBL

Prof. Peter Bernard Ladkin, Faculty of Technology, University of Bielefeld, 33594 Bielefeld, Germany
Tel+msg +49 (0)521 880 7319  www.rvs.uni-bielefeld.de