石蜡基相变材料在储热材料中应用的研究进展

Research Progress in the Application of Paraffin-based Phase Change Materials in Heat Storage Materials

储热技术作为热能二次使用成为节约能源的一种新方式,储能技术种类繁多,相变储热技术是其中一种简单、高效的储热方式。相变储热技术是利用相变材料发生相变时吸收或释放的潜热进行热量储存,并且在换热过程中,系统温度近似恒定。作为相变储热技术的核心部分,相变储能材料在热能储存技术领域的应用越来越受到重视。介绍了储热技术的分类及各种储热技术的优缺点,综述了石蜡基复合相变材料的分类及在储热领域的应用研究现状,并对其应用中存在的问题进行总结,最后对石蜡基相变材料的研究方向进行了展望。

As a secondary use of thermal energy,heat storage technology has become a new way to save energy.There are many types of energy storage technologies,and phase change heat storage technology is one of the simple and efficient heat storage methods.Phase change heat storage technology uses the latent heat absorbed or released when the phase change material undergoes a phase change to store heat,and the system temperature is approximately constant during the heat exchange process.As the core part of phase change heat storage technology,the application of phase change energy storage materials in the field of thermal energy storage technology has attracted more and more attention.In this paper,the classification of heat storage technology was introduced as well as the advantages and disadvantages of various heat storage technologies.The classification of paraffin-based composite phase change materials and the research status of their application in the field of heat storage were summarized,as well as the problems existing in their application,and finally the research direction of paraffin-based phase change materials was prospected.