王新东,李宜洪,李博,高健,王俊杰

• 1:中绿中科储能技术有限公司
• 2:中国绿发投资集团有限公司
• 3:中国科学院理化技术研究所
• 4:中国科学院大学

摘要(Abstract)：

构建了一套水-油组合蓄热的独立式液态空气储能系统，并分析了系统中压缩级数、膨胀级数以及蓄热水温度对系统往返效率和压缩热利用程度的影响规律。研究结果表明：压缩级数的增加导致往返效率降低，最优压缩级数为2级；在不同压缩级数条件下，最佳膨胀级数比压缩级数多一级；在25～65℃，提高蓄热水温度能够提升系统往返效率和压缩热的利用程度，但当蓄热水温度超过65℃，系统效率不再继续提升；在最优化条件下，采用2级压缩、3级膨胀以及65℃蓄热水温的系统压缩热富余比例为0.349，往返效率达到0.622。本研究可为液态空气储能系统的压缩热利用过程优化提供理论依据。

关键词(KeyWords)： 液态空气储能;压缩热;蓄热过程;效率优化

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划项目（2024YFE0208500）;; 中国绿发科技创新项目（202309CHDD020）~~

作者(Author): 王新东,李宜洪,李博,高健,王俊杰

DOI: 10.19666/j.rlfd.202502019

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