New solid hydrogen-on-demand fuel cell from HES Energy Systems flies UAV for record 6 hours
Green Car Congress
FEBRUARY 18, 2016
Unlike a typical hydrogen fuel cell, the system doesn’t store its fuel as pressurized hydrogen gas, but stores it as a solid chemical material, making it easy for end-users to handle in the field. HES has been able to show that its system can store 7% of its weight as hydrogen with a fuel utilization rate of close to 90%.
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