A vibration energy harvester based on Ca3TaGa3Si2O14 piezoelectric crystal for high temperature applications

2019 ◽  
Vol 115 (25) ◽  
pp. 253901
Author(s):  
Su Ouyang ◽  
Jinhui Zhang ◽  
Fapeng Yu ◽  
Lifeng Qin
2016 ◽  
Vol 26 (39) ◽  
pp. 7186-7194 ◽  
Author(s):  
Jingen Wu ◽  
Huaduo Shi ◽  
Tianlong Zhao ◽  
Yang Yu ◽  
Shuxiang Dong

Author(s):  
S Barker ◽  
K V Vassilevski ◽  
N G Wright ◽  
A B Horsfall

2020 ◽  
Vol 64 (1-4) ◽  
pp. 201-210
Author(s):  
Yoshikazu Tanaka ◽  
Satoru Odake ◽  
Jun Miyake ◽  
Hidemi Mutsuda ◽  
Atanas A. Popov ◽  
...  

Energy harvesting methods that use functional materials have attracted interest because they can take advantage of an abundant but underutilized energy source. Most vibration energy harvester designs operate most effectively around their resonant frequency. However, in practice, the frequency band for ambient vibrational energy is typically broad. The development of technologies for broadband energy harvesting is therefore desirable. The authors previously proposed an energy harvester, called a flexible piezoelectric device (FPED), that consists of a piezoelectric film (polyvinylidene difluoride) and a soft material, such as silicon rubber or polyethylene terephthalate. The authors also proposed a system based on FPEDs for broadband energy harvesting. The system consisted of cantilevered FPEDs, with each FPED connected via a spring. Simply supported FPEDs also have potential for broadband energy harvesting, and here, a theoretical evaluation method is proposed for such a system. Experiments are conducted to validate the derived model.


2018 ◽  
Vol 138 (5) ◽  
pp. 185-190
Author(s):  
Meng Su ◽  
Dai Kobayashi ◽  
Nobuyuki Takama ◽  
Beomjoon Kim

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