New solid hydrogen-on-demand fuel cell from HES Energy Systems flies UAV for record 6 hours

Green Car Congress
By mmillikinFeb 18, 2016, 6:01 am750 ptsHot
A consortium of Singaporean institutions and private sector companies including HES Energy Systems, ST Aerospace, DSO National Laboratories, and the Future Systems and Technology Directorate of Singapore’s Ministry of Defense, have worked jointly to achieve a record 6-hour endurance, 300km flight on the…

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