摩擦发电织物的性能提升策略与应用研究

Performance enhancement strategies and practical applications of triboelectric power generation fabrics

微电子与可穿戴技术的蓬勃发展显著提高了人们的生活水平,但也带来了极大的能源消耗。与此同时,对于绿色、便携能量的需求使得能够高效收集机械能的摩擦纳米发电机(TENG)技术得到了广泛关注,尤其在低频和无序能量收集方面具有显著优势。基于TENG的发电织物具有极佳的穿着舒适性、低成本与灵活性,被认为是最有前景的可穿戴能源器件之一。本文介绍了摩擦发电织物的基本组成,并从增加电荷密度与减少电荷损耗2个方面,重点阐述了摩擦发电织物的性能提升策略,最后对该领域的发展现状与挑战进行了总结与展望,为相关研究提供参考。

The remarkable development of microelectronics and wearable technologies has significantly improved the life quality of people,however this also brings about a great consumption of energy.At the same time,the demand for green and portable energy supplies has led to a widespread interest in triboelectric nanogenerator(TENG)technology,which can efficiently harvest mechanical energy,especially low-frequency and irregular biomechanical energy.TENG-based power generation fabrics are regarded as one of the most promising wearable energy devices due to their excellent wearing comfort,low cost,and flexibility.This paper briefly reviews the basic working principle of TENG fabrics,and focuses on the performance enhancement strategies of TENG fabrics,including the increase of charge density and the reduction of charge loss.Finally,the status and challenges of this field are summarized and outlooked to provide useful enlightenment for related research.