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- 2017
基于摩擦纳米发电机的自驱动计步传感器
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Abstract:
基于摩擦纳米发电机原理，使用铜、铝、聚二甲基硅氧烷、聚酰亚胺等低成本易获取材料设计出一种自驱动计步传感器。无电源供应的情况下，该传感器在受测试者走动时可输出最高11 V的电压信号，跑动时输出超过40 V的电压信号。通过COMSOL软件对该传感器进行有限元分析，所得结果与实测结果有良好的一致性。所获取的信号具有良好的稳定性和重复性，通过频域分析可以准确得出步伐频率的分布情况。该传感器有望应用于下一代低耗电或完全自驱动计步器，从而在未来的移动大数据健康医疗领域和智能可穿戴电子设备领域发挥独特的作用。
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