In the department of High Speed Configurations, we investigate the aerodynamics of aircraft and missiles at transonic, supersonic and hypersonic flight speeds. We develop know-how and innovative ...

ABB has modernised a medium-voltage variable-speed drive at a Nasa wind tunnel in the US, extending its life by at least 10 ...

trying to reach the speed of sound, these air molecules are crashing into each other, they have to get out of the way. So it creates this pressure wave. As it goes out of the transonic phase ...

ABB has upgraded a variable speed drive to extend the life of NASA’s National Transonic Facility (NTF) wind tunnel by at ...