Long-term sealing technology for proton exchange membrane fuel cells: Challenges and prospects in materials, structures and processes

Key Points

• Sealing technology improves the performance and longevity of proton exchange membrane fuel cells, enhancing their efficiency.
• Key challenges include the identification of suitable materials and structural integration to withstand various conditions in fuel cells.
• Analysis across numerous studies highlights the crucial need for innovative sealing solutions to ensure durability and functionality.
• Advancements in sealing technologies may enable broader adoption of proton exchange membrane fuel cells in various applications.