1. Introduction to Power-to-Gas

1.1 Power-to-Gas context

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 process ₂ and, in some cases, also Power-to-CH ₄ . A dozen European Power-to-CH _{By the end of 2022, the...}