UK-US zero-emission aviation technology company ZeroAvia has announced that early tests of its High Temperature Proton Exchange Membrane (HTPEM) fuel cell systems delivered performances that were record-breaking. The tests were conducted at the company’s UK research and development (R&D) site and involved its 20 kW HTPEM stack power module. This achieved a record specific power of 2.5 kW/kg at the cell level. This opened the way to the company reaching 3+ kW/kg system level densities within the ...
