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Advances in hydrogen production by thermochemical water decomposition: A review

Rosen, Marc A. - In: Energy 35 (2010) 2, pp. 1068-1076

Hydrogen demand as an energy currency is anticipated to rise significantly in the future, with the emergence of a … hydrogen economy. Hydrogen production is a key component of a hydrogen economy. Several production processes are commercially … other hydrogen production processes. Recent advances in hydrogen production by thermochemical water decomposition are …

Persistent link: https://www.econbiz.de/10010807569

Influence of the rated power in the performance of different proton exchange membrane (PEM) fuel cells

San Martin, J.I.; Zamora, I.; San Martin, J.J.; … - In: Energy 35 (2010) 5, pp. 1898-1907

Fuel cells are clean generators that provide both electrical and thermal energy with a high global efficiency level. The characteristics of these devices depend on numerous parameters such as: temperature, fuel and oxidizer pressures, fuel and oxidizer flows, etc. Therefore, their influence...

Persistent link: https://www.econbiz.de/10010808744

T–S diagram efficiency analysis of two-step thermochemical cycles for solar water splitting under various process conditions

Lange, M.; Roeb, M.; Sattler, C.; Pitz-Paal, R. - In: Energy 67 (2014) C, pp. 298-308

Temperature–entropy diagrams combined with a pinch point analysis are introduced, providing a vivid and detailed tool to analyse two-step thermochemical water-splitting processes. The impacts of different temperature and pressure conditions, as well as different water conversion rates, are...

Persistent link: https://www.econbiz.de/10010809679