热电发电器件的研究与应用进展

Research and Application Progress of Thermoelectric Power Generation Devices

热电发电器件作为一种新型绿色能源器件,能够将人体、自然环境、工业过程等产生的废热转换为电能,使可再生能源的持续供电成为可能,具有清洁环保、工作位置灵活、环境适应性强等优点,在全球具有很好的发展前景。宏观地介绍了热电发电器件的基本工作原理,对热电发电器件进行分类,并着重从热电发电机(TEGs)和热电化学电池(TECs)这2方面对热电发电器件进行阐述。结合热电发电器件的优势,对其在电化学储能、柔性传感等多方面的应用进行概述。进一步地,对热电发电器件发展存在的诸多挑战以及未来的研究方向进行了总结和展望。

As a new type of green energy device,thermoelectric power generation devices can convert waste heat generated by the human body,natural environment,industrial processes,etc.,into electricity,making sustainable power supply of renewable energy possible.They has the advantages of clean and environmental protection,flexible working position,strong environmental adaptability and so on,and has a good development prospect in the world.The basic working principle of thermoelectric devices was introduced,and the thermoelectric devices were classified.The thermoelectric generators(TEGs)and thermoelectric chemical cells(TECs)were discussed.Combined with the advantages of thermoelectric devices,their applications in electrochemical energy storage and flexible sensing were summarized.The problems in the development of thermoelectric power generation devices and the future research directions were summarized and prospected.