Subproject 1: Expansion of the research infrastructure HyFuel-Campus-Mittelhessen: Contribution to the development of the content of electricity-based green hydrogen technology. By procuring equipment for the laboratory operation of the H2 value chain, research is made possible under real condition. Subproject 2: Wastewater heat utilisation on THM’s A and C campus: By procuring equipment for the use of wastewater heat, research on this topic is made possible under real condition.