自适应的全向风域能量采集基于双模互补风引发振动的双模战略
Xiaosong Zhang1, Haijing Wu2, Xincan Chen3
1Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, Beijing, 101400, P. R. China.
Advanced materials (Deerfield Beach, Fla.)
|August 16, 2025
概括
这项研究介绍了一种用于智能电网的新型风振混合纳米发电机 (W-VHNG). 它可以从输电线路的振动中获得全方位的能量,无论风向如何,以获得可持续的电力.
科学领域:
- 收集能源 收集能源
- 材料科学 材料科学 材料科学
- 智能电网技术 智能电网技术
背景情况:
- 输电线路产生振动能量,对智能电网发展至关重要.
- 风向变化对从输电线路有效采集振动能量构成重大挑战.
- 由于风引起的振动的方向限制,现有的方法经常失败.
研究的目的:
- 为弥补通向风引发振动的缺口,为输电线路收集振动能量.
- 为捕获振动能量提出一种双模式的互补策略.
- 开发一种自我适应的系统,在各种风条件下有效地收集能量.
主要方法:
- 一个风振动混合纳米发电机 (W-VHNG) 的设计和集成.
- 整合了两个不同的 triboelectric纳米发电机 (TENG) 机制,用于协同捕获能量.
- 测试W-VHNG对振动频率,风速和方向适应性的测试.
主要成果:
- 在W-VHNG实现宽带振动能量捕获 (5-60赫兹).
- 它表现出对风速 (4.2-14 m/s) 和风向 (±30°) 的广泛适应性.
- 该设备的最大平均输出功率为1.33mW.
结论:
- W-VHNG提供了一个可持续的解决方案,用于从输电线路中采集复杂,可变的能源.
- 这项技术克服了传统振动能量收获器的方向限制.
- W-VHNG显示了在输电线路基础设施中自动供电传感应用的潜力.
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