Articles with "frequency rotational" as a keyword



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A low-frequency rotational electromagnetic energy harvester using a magnetic plucking mechanism

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Published in 2022 at "Applied Energy"

DOI: 10.1016/j.apenergy.2021.117838

Abstract: Abstract Energy harvesting from rotational motion, such as vehicle tires and rotational devices, remains a challenge because of the difficulty of balancing the harvesting frequency range and the power-generation density and efficiency. Traditional energy harvesters… read more here.

Keywords: energy; frequency; magnetic plucking; harvester ... See more keywords
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Design and analysis of a broadband three-beam impact piezoelectric energy harvester for low-frequency rotational motion

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Published in 2021 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2020.107307

Abstract: Abstract This paper proposes a three-beam impact energy harvester (TIEH) to enhance the energy harveting efficiency for low-frequency rotational motion. The design includes three beams, including the excitation beam, the harvesting beam and the protection… read more here.

Keywords: energy; frequency; beam; low frequency ... See more keywords