浮岛式波浪能压电发电装置的结构设计与应用

提出一种简单高效、制造方便的浮岛式波浪能压电发电装置,浮岛随波运动使压电陶瓷产生形变,获得的电能经整流后由并联的超级电容器存储并收集。该装置以多浮岛为运维载体,引入压电效应开发利用波浪能,具备能量输出稳定、能量密度更高、可构建发电网络等优势。试验结果表明,增加振动频率可有效提高压电发电设备的电流与效率。压电发电装置可取代或淘汰电池供电方式,适应复杂水文地质条件下的环境监测、气象预测、科考探察、军事监管等领域低功耗无线传感器设备自给式供电的应用需求。

Structure Design and Application of Floating Island Wave Energy Piezoelectric Power Generation Device

A simple,efficient and easy to manufacture floating island wave energy piezoelectric power generation device is proposed,and the piezoelectric ceramics of the floating island is deformed with the wave movement,and the obtained electric energy is stored and collected by parallel super capacitor after rectifying.Taken the multi floating island as the carrier,the piezoelectric effect is introduced to exploit the wave energy in the device which has the advantages of stable energy output,higher energy density and the ability to build a power generation network.The experiment results show that increasing the vibration frequency can effectively improve the current and efficiency of piezoelectric power generation equipment.Piezoelectric power generation device can replace or eliminate the battery powered mode,adapt to self contained power supply needs of low power wireless sensor in the environmental monitoring,meteorological prediction,science and exploration,military supervision and other fields under the complex hydrogeological conditions.