Thursday, 2 Oct 2014
 
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Transport


Model of a next generation train in the Cologne cryogenic wind tunnel



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Model of a next generation train in the Cologne cryogenic wind tunnel
Download this image: Hi-Res JPEG (1.07 MB)
With this double-deck train model made from carbon-fibre-reinforced composite, DLR researchers measure, among other things, the noise emitted by a high-speed train.
Credit: DLR (CC-BY 3.0)