Advancing solid oxide electrolysis cells for green hydrogen production: A comprehensive techno-economic and materials-centric assessment towards decarbonized energy systems
Randomized trial demonstrates enhanced efficiency and durability in solid oxide electrolysis cells for green hydrogen, implying better energy solutions.
Key Points
The research evaluates solid oxide electrolysis cells (SOECs) for efficient green hydrogen production and identifies key improvements needed for commercialization.
Assessment of SOEC performance metrics such as current density and Faradaic efficiency at varying temperatures.
Techno-economic evaluations of hydrogen production costs under different renewable energy scenarios.
Identification of performance limitations and gaps in current SOEC technology and proposed materials roadmaps.
High-temperature SOECs achieve current densities of 0.5–5.73 A cm⁻² with near-100% Faradaic efficiency.
Durability estimates indicate < 4%/kh degradation with operation times exceeding 23,000 hours.
System efficiencies are modeled at 60–93% when heat-integrated, making hydrogen production economically viable.