PEM Fuel Cells Fuel cells are basically a refuelable battery. Recent breakthroughs in PEM fuel cells have turned the technology into a potential consumer product with. Proton Exchange Membrane or PEM Fuel Cells are considered to be the most versatile type of fuel cells currently in production. They produce the most power for a given. Ballard Power Systems designs and manufactures clean energy hydrogen fuel cells. We put fuel cells to work through smarter, clean and reliable power solutions. SOFC | PEM fuel cells: PEM fuel cells had for some time been considered the leading fuel cell technology for domestic CHP applications. How Fuel Cells Work. Polymer Electrolyte Membrane (PEM) fuel cells used in automobiles—also called Proton Exchange Membrane fuel cells—use hydrogen fuel and. Proton exchange membrane (PEM) fuel cells operate at relatively low temperatures and are composed of two electrodes and a conductive elecrolyte. Proton exchange membrane fuel cells, also known as polymer electrolyte membrane (PEM) fuel cells (PEMFC), are a type of fuel cell being developed for transport. The essay below outlines the technology and history of proton exchange membrane, or PEM, fuel cells. The online version of PEM Fuel Cells by Frano Barbir on ScienceDirect.com, the world's leading platform for high quality peer-reviewed full-text books. This feature is not available right now. Please try again later.