Investigation and characterization of an arc-shaped piezoelectric generator

查看全文 作　　者：HAN [1]MengDi;LIU [1,2]Wen;ZHANG [1]XiaoSheng;MENG [1]Bo;ZHANG [1]HaiXia

机构地区：[1]Institute of Microelectronics,Peking University;[2]Peking University Shenzhen Graduate School

出　　处：《Science China(Technological Sciences)》索引2013年第56卷第11期,共6页

基　　金：supported by the National Natural Science Foundation of China(Grant Nos.61176103,91023045);the National Hi-Tech Research and Development Program('863' Project)(Grant No.2013AA041102);the National Ph.D.Foundation Project(Grant No.20110001110103) 摘　　要：A novel arc-shaped piezoelectric generator based on flexible PVDF thin film is presented and systemically studied.With a periodical external force,the generator can produce peak voltage of 45.6 V and peak power of 30.7μW.The maximum power density reaches 38.4μW/cm3with a 4 cm×2 cm×100μm device,at the optimum load resistance of 33.33 MOhm.The influence of frequency,size dimension and load resistance are investigated through experimental measurements.With this high output arc-shaped generator,capacitors can be effectively charged and three commercial LEDs have been directly lighted without any energy storage unit. 关键词：发电装置圆弧形压电表征 PVDF薄膜负载电阻发电机峰值电压

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Investigation and characterization of an arc-shaped piezoelectric generator

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