Fuel Cell Systems for Maritime Transportation Applications

Fuel Cell Systems (FCS) for maritime transportation applications leverage Proton Exchange Membrane (PEM) FC, Solid Oxide FC (SOFC), and Alkaline FC (AFC) technologies to enhance efficiency, reduce emissions, and increase energy density. FC systems integrate with Energy Storage Systems (ESS), Power Conversion Systems (PCS), and thermal management subsystems to optimize performance. Key considerations include FC stack design, Balance of Plant (BoP) components, and system control strategies. FCS applications in maritime transportation encompass passenger ships, cargo vessels, and offshore support vessels, with benefits including reduced greenhouse gas (GHG) emissions, improved air quality, and enhanced operational flexibility. However, challenges persist, including high upfront costs, hydrogen infrastructure limitations, and durability concerns. Current State of the Art (SoA) developments focus on scaling up FC systems, advancing BoP components, and integrating with renewable energy sources, such as Wind Power (WP) and Solar Power (SP). Practical applications require careful consideration of FC system sizing, fueling strategies, and maintenance scheduling. Common pitfalls include inadequate system design, insufficient thermal management, and poor maintenance practices. The International Maritime Organization (IMO) regulates maritime emissions, driving demand for FCS and other low-carbon technologies. Research and Development (R&D) efforts prioritize FC system efficiency, durability, and cost reduction, with collaborations between industry, academia, and government agencies. Emerging trends include the integration of FCS with other low-carbon technologies, such as Battery Electric (BE) propulsion and Hybrid Electric (HE) propulsion, to achieve zero-emission or near-zero-emission operation.