New production techniques have allowed ZeroAvia to scale its SuperStack Flex fuel cell technology to be used on uncrewed aircraft systems and VTOL aircraft.

This unit serves as a supplementary power source to the fuel cell stack. Like a large battery ... including the air and cooling pumps as well as output from the fuel cell stacks, electric motor ...

The Japanese group said the Clarity Fuel Cell's fuel cell stack is four times more impact ... cell features a fuel cell powertrain, a hydrogen/air supply system, an air compressor, a fuel cell ...