Folded Spring and Mechanically Switching SSHI for High Performance Miniature Piezoelectric Vibration Energy Harvester

H Asanuma; H Okubo; T Komatsuzaki; Y Iwata

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Folded Spring and Mechanically Switching SSHI for High Performance Miniature Piezoelectric Vibration Energy Harvester

机译：折叠弹簧和机械切换SSHI，用于高性能微型压电振动能量采集器

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Todownsizetheclampareaandincreasetheoutputpoweroftheharvester,wedevelopedaminiaturepiezoelectricvibrationenergyharvesterwithcombiningaZ-shapedfoldedspringandamechanically-switchingSSHI(synchronizedswitchharvestingoninductor).Theoverallharvestersizeis4×2×3cm3.TheFEManalysisrevealedthattheoutputpowerincreasesandthevalueofthe1stand2ndresonancefrequenciesmovecloserastheangleoftheZ-shapedspringdecreases,therefore,thesmalleranglewouldbemorepromising.Theexperimentalresultsshowedthatthemaximumoutputpowerofourharvesterforthe1st(20.2Hz)and2nd(53.0Hz)resonancefrequenciesattheappliedaccelerationof4.9m/s2are088and0.98mW,respectively.Thereasonforamarkedenhancementoftheoutputpowerforthe2ndresonancefrequencyisattributedtotheverticalmovementofthe2ndvibrationalmodewhichapplieslargermechanicalstresstothepiezoceramicandachievesbetterelectricalcontactbetweenthetipoftheZ-shapedspringandthespringplunger...

机译：Todownsizetheclampareaandincreasetheoutputpoweroftheharvester，wedevelopedaminiaturepiezoelectricvibrationenergyharvesterwithcombiningaZ-shapedfoldedspringandamechanically-switchingSSHI（synchronizedswitchharvestingoninductor）.Theoverallharvestersizeis4×2×3cm3.TheFEManalysisrevealedthattheoutputpowerincreasesandthevalueofthe1stand2ndresonancefrequenciesmovecloserastheangleoftheZ-shapedspringdecreases，因此，thesmalleranglewouldbemorepromising.Theexperimentalresultsshowedthatthemaximumoutputpowerofourharvesterforthe1st（20.2Hz）and2nd（53.0Hz）resonancefrequenciesattheappliedaccelerationof4.9m / s2are088and0.98mW，respectively.Thereasonforamarkedenhancementoftheoutputpowerforthe2ndresonancefrequencyisattributedtotheverticalmovementofthe2ndvibrationalmodewhichapplieslargermechanicalstresstothepiezoceramicandachievesbetterelectricalcontactbetweenthetipoftheZ-shapedspringandthespringplunger .. 。

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《Journal of Physics: Conference Series》 |2016年第1期|共页
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H Asanuma; H Okubo; T Komatsuzaki; Y Iwata;
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机译：高性能压电MEMS振动能量收割机的示范使用BIFEO3薄膜具有改进的机电耦合因子
3. Increased mechanical robustness of piezoelectric magnetoelastic vibrational energy harvesters [J] . Alcala-Jimenez L. R., Jensen T. P., Lei A., Microelectronic Engineering . 2019,第FEBa期

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4. Piezoelectric-based broadband bistable vibration energy harvester and SCE/SSHI-based high-power extraction [C] . Singh Kanishka Aman, Kumar Ratnesh, Weber Robert J. IEEE International Conference on Networking, Sensing and Control . 2014

机译：基于压电的宽带双稳态振动能量采集器和基于SCE / SSHI的大功率提取
5. Design and development of broadband piezoelectric vibration energy harvester based on compliant orthoplanar spring. [D] . Dhote, Sharvari. 2016

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6. Performance of a modified magnetostrictive energy harvester in mechanical vibration [O] . Subhasish Dey, Debabrata Roy, Soumyabrata Patra, 2019

机译：改进的磁致伸缩能量采集器在机械振动中的性能
7. Folded Spring and Mechanically Switching SSHI for High Performance Miniature Piezoelectric Vibration Energy Harvester [O] . H Asanuma, H Okubo, T Komatsuzaki, 2016

机译：高性能微型压电振动能量收割机折叠弹簧和机械切换SSHI

Folded Spring and Mechanically Switching SSHI for High Performance Miniature Piezoelectric Vibration Energy Harvester

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