Publications by Du Wen | EPFL Graph Search

Related publications (7)

Techno-economic analysis of ammonia to hydrogen and power pathways considering the emerging hydrogen purification and fuel cell technologies

François Maréchal, Jan Van Herle, Xinyi Wei, Du Wen

Ammonia serves as a promising hydrogen carrier and energy storage medium due to its high hydrogen content, ease of transport, and well-established production infrastructure. This study presents a comprehensive techno-economic analysis of ammonia-to‑hydroge ...

2025

Comparative life cycle analysis of electrolyzer technologies for hydrogen production: Manufacturing and operations

François Maréchal, Jan Van Herle, Shivom Sharma, Xinyi Wei, Suhas Nuggehalli Sampathkumar, Du Wen, Arthur Waeber

This study conducts a comprehensive life cycle assessment (LCA) of four electrolyzer technologies: alkaline electrolyzer (AEL), proton-exchange membrane (PEM), anion-exchange membrane (AEM), and solid oxide electrolyzer (SOE). It evaluates their environmen ...

2024

Environmental implications of solid oxide fuel cell system for hydrogen sustainability

François Maréchal, Jan Van Herle, Shivom Sharma, Xinyi Wei, Du Wen, Arthur Waeber

Hydrogen, known for its high energy content and clean combustion, is promising in the energy transition. This study explores the environmental impact of a solid oxide fuel cell (SOFC) system. 1 kg of hydrogen production at 1 bar serves as the functional un ...

2025

Theoretical explanation of passivation behavior in OFP-Cu and OF-Cu

Na Li, Du Wen

This research presents a comprehensive comparative analysis of the passivation kinetics of OFP-Cu and OF-Cu in simulated repository electrolyte. The study employs a range of techniques, including potentiodynamic polarization, multi-step potentiostatic pola ...

Pergamon-Elsevier Science Ltd2024

Reversible solid oxide electrolyser for energy storage: levelized cost of storage estimation

Jingjing Liang, François Maréchal, Du Wen

Reversible Solid Oxide electrolyser (rSOE) is a promising solution for long-duration energy storage due to its exceptional features such as inherent reversibility, co-electrolysis capability in electrolysis mode, high efficiency, adaptability to multiple f ...

2025

Renewable synthesis fuels for a circular economy: A life cycle assessment

François Maréchal, Du Wen

Renewable synthesis fuels play a crucial role in enabling a circular economy. This study assesses the environmental impacts of power-to-hydrogen and biomass-to-hydrogen routes, considering four hydrogen storage options: hydrogen, ammonia, methane, and meth ...

2024

A novel hydrogen-based desalination system for a self-sustaining community

François Maréchal, Du Wen

This work proposes a novel hydrogen-based desalination system to replace fossil fuelbased plants. The system has a water-hydrogen nexus framework to achieve an efficient operation, providing electricity, potable water, and green hydrogen. Through optimal p ...

2024