Audi opens power-to-gas facility in Werlte/Emsland; e-gas from water, green electricity and CO2
Green Car Congress
JUNE 25, 2013
Water and oxygen are the only by-products. The waste heat given off during methanation is used as process energy in the adjacent biogas plant, significantly increasing overall efficiency. At this facility, microorganisms use water (brackish, salt or wastewater) sunlight and carbon dioxide to produce high-purity fuels.