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Introducing and investigation of a pumped hydro-compressed air storage based on wind turbine and alkaline fuel cell and electrolyzer
Sustainable Energy Technologies and Assessments ( IF 8 ) Pub Date : 2021-06-15 , DOI: 10.1016/j.seta.2021.101378
YongKang Shen , XueQiang Li , Na Wang , Li Li , Ali Hoseyni

Traditional energy resources are costly and depleting, and their use leads to environmental pollution. The renewable energy resources usage (especially in combination) is unavoidable to meet the energy demand of human societies and achieve sustainable development. The aim of this paper is present the investigation of a new energy system operation based on fuel cell technology and wind energy. The novel energy conversion process proposed consisting of an alkaline fuel cell (AFC), wind turbine (WT) and alkaline electrolyzer (AEL) with pumped hydro-compressed air electrical energy system (PC-EES) to store energy. WT and AFC convert the wind kinetic energy and the fuel chemical energy into electricity, respectively. The electricity generated by the WT provides the power needed by the AEL to provide fuel and oxidant of the AFC. The unused electricity of the WT and output power of the AFC is stored by the PC-EES system. By considering the rate hydrogen production of 0.01 kg/h for AEL, it was found that the electrolyzer consumes 628.4 W of electricity (from WT) and the AFC generates 70.4 W of electrical power. Furthermore, the mean output and efficiency of the WT are 1.91 kW and 19.1%, respectively. Also, the storage efficiency of the system was 70.8%. On average, the system is able to store up to 1.35 kW of power with electrical output. The volume of the storage system during isothermal and isentropic processes was 7.8 and 9.9 m3, respectively.



中文翻译:

基于风力涡轮机和碱性燃料电池和电解槽的抽水蓄能器的介绍和研究

传统能源成本高昂且日趋枯竭,其使用会导致环境污染。可再生能源的利用(尤其是联合利用)是满足人类社会能源需求、实现可持续发展的必然选择。本文的目的是研究基于燃料电池技术和风能的新能源系统运行。提出的新型能量转换过程由碱性燃料电池 (AFC)、风力涡轮机 (WT) 和碱性电解槽 (AEL) 组成,并带有泵水压缩空气电能系统 (PC-EES) 以存储能量。WT和AFC分别将风动能和燃料化学能转化为电能。WT 产生的电力提供 AEL 所需的电力,为 AFC 提供燃料和氧化剂。WT 未使用的电力和 AFC 的输出功率由 PC-EES 系统存储。通过考虑 AEL 的 0.01 kg/h 制氢速率,发现电解槽消耗 628.4 W 电力(来自 WT),AFC 产生 70.4 W 电力。此外,WT 的平均输出和效率分别为 1.91 kW 和 19.1%。此外,该系统的存储效率为 70.8%。平均而言,该系统能够通过电输出存储高达 1.35 kW 的功率。在等温和等熵过程中存储系统的体积分别为 7.8 和 9.9 m 4 W 的电力。此外,WT 的平均输出和效率分别为 1.91 kW 和 19.1%。此外,该系统的存储效率为 70.8%。平均而言,该系统能够通过电输出存储高达 1.35 kW 的功率。在等温和等熵过程中存储系统的体积分别为 7.8 和 9.9 m 4 W 的电力。此外,WT 的平均输出和效率分别为 1.91 kW 和 19.1%。此外,该系统的存储效率为 70.8%。平均而言,该系统能够通过电输出存储高达 1.35 kW 的功率。在等温和等熵过程中存储系统的体积分别为 7.8 和 9.9 m3、分别。

更新日期:2021-06-15
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