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Wearable and Self-Cleaning Hybrid Energy Harvesting System based on Micro/Nanostructured Haze Film
Nano Energy ( IF 16.8 ) Pub Date : 2019-11-04 , DOI: 10.1016/j.nanoen.2019.104243
Zhongyang Ren , Qiao Zheng , Haobin Wang , Hang Guo , Liming Miao , Ji Wan , Chen Xu , Shuying Cheng , Haixia Zhang

With wearable electronic devices arising, a flexible hybrid energy harvester that is capable to continuously harvest multi-types of energy and seamlessly integrate with human body draws great attentions. In this paper, we introduce a novel self-cleaning flexible hybrid energy harvesting system which includes a groove-shape micro/nanostructured haze thin film (GHF), a flexible power management circuit, and a hybrid energy harvester is integrated by a flexible organic solar cells (F-OSC) with an autonomous single-electrode triboelectric nanogenerator (AS-TENG) via one common-electrode. This system allows for simutaneously harvesting both solar and mechanical energy through two separate parts (i.e. the top F-OSC and the bottom AS-TENG). The flexible power management circuit simultaneously utilizes the large current of the solar cell and the high voltage of the TENG. In addition, GHF with excellent optical properties, large surface area and super-hydrophobicity has been introduced into the hybrid cell, which serves not only as a triboelectric layer to increase the surface charge density of the AS-TENG, but also as a light-trapping layer to improve the photoelectric conversion efficiency (PCE) of the F-OSC. Meanwhile, GHF helps this device to achieve unique functions, such as dust-proof, self-cleaning and self-encapsulating, which significantly improve the stability and repeatability of hybrid power unit in practical applications.



中文翻译:

基于微/纳米结构薄雾膜的可穿戴式自清洁混合能量收集系统

随着可穿戴电子设备的出现,一种灵活的混合式能量采集器能够连续采集多种类型的能量并与人体无缝集成,因此备受关注。在本文中,我们介绍了一种新型的自清洁柔性混合式能量收集系统,该系统包括槽形微/纳米结构的薄雾薄膜(GHF),柔性电源管理电路,并且通过柔性有机太阳能集成了混合式能量收集器电池(F-OSC)并通过一个公共电极与一个自主的单电极摩擦电纳米发生器(AS-TENG)配合使用。该系统允许通过两个单独的部分(即顶部F-OSC和底部AS-TENG)同时收集太阳能和机械能。灵活的电源管理电路同时利用了太阳能电池的大电流和TENG的高电压。此外,具有优异光学性能,大表面积和超疏水性的​​GHF已被引入混合电池,该混合电池不仅用作摩擦电层以增加AS-TENG的表面电荷密度,而且还用作光电池。捕获层以提高F-OSC的光电转换效率(PCE)。同时,GHF帮助该设备实现了独特的功能,例如防尘,自清洁和自封装,从而在实际应用中显着提高了混合动力单元的稳定性和可重复性。其不仅用作摩擦电层以增加AS-TENG的表面电荷密度,而且还用作光捕获层以提高F-OSC的光电转换效率(PCE)。同时,GHF帮助该设备实现了独特的功能,例如防尘,自清洁和自封装,从而在实际应用中显着提高了混合动力单元的稳定性和可重复性。其不仅用作摩擦电层以增加AS-TENG的表面电荷密度,而且还用作光陷获层以提高F-OSC的光电转换效率(PCE)。同时,GHF帮助该设备实现了独特的功能,例如防尘,自清洁和自封装,从而在实际应用中显着提高了混合动力单元的稳定性和可重复性。

更新日期:2019-11-04
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