ETID demonstrator validated components for future upper stage engine – Satellite News Digest

Program validation tests for ETID (Expander-cycle Technology Integrated Demonstrator), which is designed to develop new technologies for upper stage rocket engines, were completed on 22 March 2019, with the successful hot-fire testing campaign. A total of 14 thrust chamber and valve components developed by ArianeGroup and its European partners have been undergoing testing at the German Aerospace Center, DLR, in Lampoldshausen, Germany, since June 2018.

http://www.sat-nd.com/archive/?id=2019052900

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