https://phys.org/news/2018-05-student-hyperloop-motor-esa.html

The team visited ESA's Test Centre in Noordwijk, the Netherlands – normally employed for satellite testing – to see how their electric motor, battery, sensors and brakes performed while running within a vacuum chamber.

Their test rig was slid inside the Centre's 3.5m-long and 2m-wide VTC-1.5 Space Simulator chamber to be operated for around half an hour at a time.