Fraunhofer ISE: Hydrogen Systems Process Simulation The Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) is a German research center focused on all areas of solar energy and energy transition. Fraunhofer ISE is headquartered in Freiburg, Germany. This profile will focus on the technology developed by Fraunhofer ISE for system optimisation and techno-economic analysis of renewable hydrogen production plants. IDTechEx interviewed Fraunhofer ISE at the Hydrogen & Carbon Capture World Expo 2025 in Hamburg, Germany. Fraunhofer ISE: Hydrogen Systems Process Simulation