Modelling the potential of adsorbed hydrogen for use in aviation

Modelling the potential of adsorbed hydrogen for use in aviation
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模拟吸附氢在航空领域的应用潜力

DOI:
10.1016/j.micromeso.2014.08.038
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发表时间:
2015
影响因子:
5.2
通讯作者:
Sharpe J
Sharpe J
中科院分区:
材料科学2区
文献类型:
--
作者:
Sharpe J

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一种新的方法,用于模拟含有不同量的吸附剂的高压罐中的氢的量已被扩展到允许存储系统的能量密度和比能量的计算。使用TE7活性炭珠作为吸附剂的示例计算已经在一系列温度下进行,并与替代能量存储方法(包括传统的高压方法)进行比较。结果表明,在一定压力下,氢的吸附比直接压缩产生更高的能量密度,这取决于温度。初步比较表明,吸附氢在能量密度和存储比能方面都优于电池存储技术,但需要进一步计算以扩大所使用的系统边界。上级。在一系列材料中吸附的氢导致比标准喷气燃料(如煤油)低得多的能量密度和比能,证明在吸附成为航空的有竞争力的能量存储技术之前,需要材料的进步,特别是固有的储氢能力。
A novel method for modelling the amount of hydrogen in high-pressure tanks containing varying quantities of adsorbent has been extended to allow calculation of the energy density and the specific energy of the storage system. An example calculation, using TE7 activated carbon beads as an adsorbent, has been conducted over a range of temperatures and compared to alternative energy storage methods, including conventional high-pressure methods. The results indicate that adsorption of hydrogen yields a higher energy density than direct compression up to a certain pressure, which is dependent on the temperature.A preliminary comparison shows adsorbed hydrogen to be superior to battery storage technologies for both energy density and specific energy stored, although further calculations are required to expand the system boundaries used. Adsorbed hydrogen in a range of materials resulted in much lower energy density and specific energy than standard jet fuels such as kerosene, proving that advancement in the materials is required, especially intrinsic hydrogen storage capacity, before adsorption becomes a competitive energy storage technology for aviation.
DOI: --
发表时间: 2012
期刊:
影响因子: --
作者:
Anna Hruzewicz;V. Ting;Nuno Bimbo;T. Mays
通讯作者: T. Mays