Metal Hydrides: Fundamentals and Applications - MDPI
Jan 26, 2024 · Metal hydrides are good candidates for hydrogen storage in a large range of practical applications. A lot of research activities are currently taking place, focusing on finding new metal hydrides that will meet the needs of industry and also how the present metal hydrides could be modified to improve their present characteristics.
The Integration of Thermal Energy Storage Within Metal Hydride …
Dec 3, 2024 · The reaction for the storage (hydride formation) and release (hydride dissociation) of hydrogen in a metal hydride is known to produce or consume heat, respectively. The heat involved in these reactions can range from less than 10 kJ · ( mol H 2 ) − 1 to over 200 kJ · ( mol H 2 ) − 1 , depending on the chemical nature and composition of ...
State of the Art in Development of Heat Exchanger Geometry
Jul 7, 2023 · The efficient operation of a metal hydride reactor depends on the hydrogen sorption and desorption reaction rate. In this regard, special attention is paid to heat management solutions when designing metal hydride hydrogen storage systems. One of the effective solutions for improving the heat and mass transfer effect in metal hydride beds is the use of heat exchangers. The design of modern ...
State-of-the-Art and Progress in Metal-Hydrogen Systems - MDPI
Dec 11, 2023 · Metallic hydrides have proven useful for the development of metal hydride–hydrogen compressors [15,30,60]. This is successfully demonstrated by X. Zhang et al. (contribution 9) where the rare earth series AB 5 and Ti/Zr-based AB 2 hydrogen storage materials are investigated.
A Review on Thermal Coupling of Metal Hydride Storage Tanks …
Dec 28, 2022 · Hydrogen is one of the energy carriers that has started to play a significant role in the clean energy transition. In the hydrogen ecosystem, storing hydrogen safely and with high volumetric density plays a key role. In this regard, metal hydride storage seems to be superior to compressed gas storage, which is the most common method used today. However, thermal management is a challenge that ...
Research in Nickel/Metal Hydride Batteries 2017 - MDPI
Feb 12, 2018 · Continuing from a special issue in Batteries in 2016, nineteen new papers focusing on recent research activities in the field of nickel/metal hydride (Ni/MH) batteries have been selected for the 2017 Special Issue of Ni/MH Batteries. These papers summarize the international joint-efforts in Ni/MH battery research from BASF, Wayne State University, Michigan State University, FDK Corp. (Japan ...
Metal-Hydride-Based Hydrogen Storage as Potential Heat Source …
Sep 26, 2022 · The successful and fast start-up of proton exchange membrane fuel cells (PEMFCs) at subfreezing temperatures (cold start) is very important for the use of PEMFCs as energy sources for automotive applications. The effective thermal management of PEMFCs is of major importance. When hydrogen is stored in hydride-forming intermetallics, significant amounts of heat are released due to the ...
Metal Hydride Composite Structures for Improved Heat Transfer …
Apr 24, 2023 · Metal alloys and intermetallic compounds offer an attractive method for safely storing hydrogen (H2). The metal alloys absorb H2 into their structure, often swelling and fracturing as a result of phase transformation during hydride formation/decomposition cycles. The absorption of H2 is an exothermic process, requiring the effective and efficient removal of heat. This can be challenging as ...
C14 Laves Phase Metal Hydride Alloys for Ni/MH Batteries ... - MDPI
Sep 14, 2017 · C14 Laves phase alloys play a significant role in improving the performance of nickel/metal hydride batteries, which currently dominate the 1.2 V consumer-type rechargeable battery market and those for hybrid electric vehicles. In the current study, the properties of C14 Laves phase based metal hydride alloys are reviewed in relation to their electrochemical applications. Various preparation ...
A Comprehensive Review on Hydrogen Absorption Behaviour of …
Hydride-forming alloys are currently considered reliable and suitable hydrogen storage materials because of their relatively high volumetric densities, and reversible H2 absorption/desorption kinetics, with high storage capacity. Nonetheless, their practical use is obstructed by several factors, including deterioration and slow hydrogen absorption/desorption kinetics resulting from …