Browsing South African Institute for Advanced Materials Chemistry (SAIAMC) by Author "Nyamsi, Serge Nyallang"
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Dehydrogenation of metal hydride reactor-phase change materials coupled with light-duty fuel cell vehicles
Nyamsi, Serge Nyallang; Tolj, Ivan; Geca, Michał Jan (MDPI, 2022)The popularity of using phase change materials (PCMs) for heat storage and recovery of metal hydrides’ reaction has grown tremendously. However, a fundamental study of the coupling of such a system with a low-temperature ... -
The impact of active and passive thermal management on the energy storage efficiency of metal hydride pairs based heat storage
Nyamsi, Serge Nyallang; Tolj, Ivan (MPDI, 2021)Two-tank metal hydride pairs have gained tremendous interest in thermal energy storage systems for concentrating solar power plants or industrial waste heat recovery. Generally, the system’s performance depends on selecting ... -
Metal hydride beds-phase change materials: Dual mode thermal energy storage for medium-high temperature industrial waste heat recovery
Nyamsi, Serge Nyallang; Tolj, Ivan; Lototskyy, Mykhaylo (MDPI, 2019)Heat storage systems based on two-tank thermochemical heat storage are gaining momentum for their utilization in solar power plants or industrial waste heat recovery since they can e ciently store heat for future usage. ... -
Optimal design of combined two-tank latent and metal hydrides-based thermochemical heat storage systems for high-temperature waste heat recovery
Nyamsi, Serge Nyallang; Lototskyy, Mykhaylo V.; Tolj, Ivan (Multidisciplinary Digital Publishing Institute (MDPI), 2020)The integration of thermal energy storage systems (TES) in waste-heat recovery applications shows great potential for energy efficiency improvement. In this study, a 2D mathematical model is formulated to analyze the ...