Technology Transfer from Diesel Systems to Hydrogen Applications

The article delves into the transformation towards zero-emission propulsion systems in the heavy-duty sector, focusing on hydrogen as a scalable alternative to battery-electric systems. It highlights the role of Poppe + Potthoff in leveraging high-pressure expertise from diesel technology to develop modular system solutions for hydrogen applications in fuel cells and hydrogen engines. The text discusses the transfer of existing high-pressure technology, including the development of the modular hydrogen supply system Topaq, which integrates all safety- and function-critical components. It also explores the adaptation of safety concepts from diesel applications to hydrogen systems, ensuring robust and flexible system design. The article emphasizes the importance of validation and safety aspects, detailing the use of in-house test benches to evaluate the functional safety and durability of hydrogen-carrying components. Additionally, it covers the transfer of materials expertise, including the development of the material PPH 2, which offers high hydrogen compatibility and excellent mechanical properties. The article concludes by discussing the integration of these components into overarching vehicle concepts, highlighting the benefits of modular system solutions and the future of heavy-duty propulsion.