Design and validation of the tubular linear vibration generator applied to energy harvester based on VIV

Author(s):  
Min Liu ◽  
Hui Xia

2013 ◽  
Vol 102 (15) ◽  
pp. 153901 ◽  
Author(s):  
M. López-Suárez ◽  
J. Agustí ◽  
F. Torres ◽  
R. Rurali ◽  
G. Abadal




Micromachines ◽  
2017 ◽  
Vol 8 (10) ◽  
pp. 288 ◽  
Author(s):  
Song Hee Chae ◽  
Suna Ju ◽  
Yunhee Choi ◽  
Ye-Eun Chi ◽  
Chang-Hyeon Ji


2020 ◽  
Vol 140 ◽  
pp. 106657
Author(s):  
M. Perez ◽  
S. Chesné ◽  
C. Jean-Mistral ◽  
K. Billon ◽  
R. Augez ◽  
...  


Author(s):  
Teng Lin ◽  
Lirong Wang ◽  
Lei Zuo

An electromagnetic energy harvester features anchorless mounting is designed and analyzed. It can harness electrical energy from railroad track deflections induced by passing trains. Anchorless mounting is designed to be easily installed on railroad sleepers without any change to the original foundation, it utilize a spring reset mechanism to capture track motion. This structure eliminates the need of anchoring on the railroad and further reduces any potential risk to change the railroad construction. An energy harvesting mechanism named mechanical motion rectifier (MMR) is created to overcome challenge in harnessing energy from the high pulse-like impact and to transform bidirectional linear vibration into unidirectional rotational motion at high efficiency. Dynamic modeling of MMR and harvester are developed to reveal the working principle and verify overall design. The harvester is targeting at powering major track-side accessories or to be used as back-up power source to enhance track operational safety.



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.



2013 ◽  
Vol 133 (4) ◽  
pp. 126-127 ◽  
Author(s):  
Shota Hosokawa ◽  
Motoaki Hara ◽  
Hiroyuki Oguchi ◽  
Hiroki Kuwano


2018 ◽  
Vol 138 (9) ◽  
pp. 401-405
Author(s):  
Yu-Fan Chen ◽  
Satoshi Inoue ◽  
Hiroshi Toshiyoshi
Keyword(s):  


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


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