Introduction to Power-to-Gas
Power-to-Gas. Technologies, Challenges and Outlook

In Europe, Hydrogen Europe counted 143 Power-to-Gas sites in operation in August 2022, with a total capacity of 162 MWe, almost double the capacity in 2019. . The first countries concerned are Germany, Spain, Switzerland, Austria and the UK. These sites include at least one Power-to-H process₂ and, in some cases, also Power-to-CH₄. A dozen European Power-to-CH_{By the end of 2022, the Association Technique Energie et Environnement (ATEE) had identified 4} in operation, including three in France (notably Jupiter 1000)....