在Triboelectric纳米发电机中的可切换发电向没有芯片的可穿戴电源模块应用
Jiaming Zhou1, Xiaoting Ma1, Jingyi Gao1
1Department of Mechanical Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, 999077, China.
Small (Weinheim an der Bergstrasse, Germany)
|February 12, 2024
概括
研究人员开发了一种新型的 triboelectric 纳米发电机 (TENG),可以切换电源模式. 这项创新使得可穿戴电子产品通过适应机械刺激来实现稳定的能源产生,从而实现自动供电.
科学领域:
- 材料科学 材料科学 材料科学
- 电气工程 电气工程
- 可穿戴技术可穿戴技术
背景情况:
- 下一代可穿戴电子产品需要独立于电网连接的自动供电解决方案.
- 三电纳米发电机 (TENGs) 对自动供电设备具有前景,但面临着功率类型不匹配的挑战.
- 目前的TENG在与可穿戴电子产品的直接集成方面存在局限性,原因是功率输出可变性.
研究的目的:
- 开发一个具有可切换电源模式能力的TENG,以便更好地集成到可穿戴电子设备中.
- 为了解决自动供电可穿戴系统中的功率类型不匹配问题.
- 为了证明一种可以在机械刺激下调节电荷流动方向的TENG.
主要方法:
- 设计了一种新的TENG设计,以调节电荷流动方向.
- 在缓慢和随机的机械刺激下评估了TENG的性能.
- 评估了纠正能力,输出稳定性和设计灵活性.
- 织物对应材料被用于测试与柔性TENGs的集成.
主要成果:
- 在TENG证明了特殊的纠正能力,达到≈133.3.
- 在延长的运行周期中保持稳定的电力输出.
- 该设备在不同平台上展示了设计灵活性.
- 通过使用面料计数材料成功实现了可切换的发电.
结论:
- 开发的TENG提供可切换电源模式的能力,克服了当前自动供电电子产品的局限性.
- 高整形率和稳定的输出为可穿戴设备中可靠的能量采集铺平了道路.
- 与织物材料的整合为可穿戴式自动供电应用中灵活的TENG提供了可行的途径.
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