HY4 is a four seat hydrogen fuel cell powered aircraft. It made its maiden flight on 29 September 2016 from Stuttgart Airport. It was designed by DLR Institute of Engineering Thermodynamics of the German Aerospace Center,[2][3][4] based on the Taurus G4, manufactured by Pipistrel.[5]

Role Technology demonstrator
National origin Germany
Manufacturer DLR and Pipistrel
First flight 2016[1]
Status In development
Number built 1
Developed from Pipistrel Taurus G4

The HY4, operated by DLR spinoff H2Fly, completed the world's first piloted flights powered by liquid hydrogen, with one flight lasting over three hours.[6][7]

References Edit

  1. ^ "Zero-emission air transport – first flight of four-seat passenger aircraft HY4". HY4. Retrieved 29 April 2020.
  2. ^ "HY4 Aircraft".
  3. ^ "HY4: Maiden Flight of the Hydrogen Powered Airplane". www.AviationPros.com.
  4. ^ Morlin-Yron, Sophie (19 October 2016). "The plane that emits only water". CNN Travel.
  5. ^ "The HY4 — a plane that runs on fuel cells and emits only water". www.digitaljournal.com. 26 October 2016.
  6. ^ "H2FLY's HY4 Completes First-Ever Piloted Flight Of Liquid Hydrogen-Powered Electric Plane". www.msn.com. 19 September 2023.
  7. ^ "H2FLY And Partners Complete World's First Piloted Flight of Liquid Hydrogen Powered Electric Aircraft". www.h2fly.de. 7 September 2023.

External links Edit