Author: Anela Dokso

Wärtsilä has joined the H4PERION initiative, a four-year program backed by Horizon Europe, to test hydrogen-based combustion systems under real operating conditions. Led by the University of Vaasa, the project aims to address a central constraint in maritime decarbonization. While alternative fuels such as ammonia, methanol, and hydrogen are advancing at the conceptual and pilot stages, their integration into existing propulsion systems at scale remains limited by safety, efficiency, and operational reliability challenges. The H4PERION framework targets these gaps by focusing on internal combustion engine adaptation rather than complete system replacement, a strategy that reflects both cost considerations and the…

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