Improving power output for vibration-based energy scavengers

Shad Roundy*, Eli S. Leland, Jessy Baker, Eric Carleton, Elizabeth Reilly, Elaine Lai, Brian Otis, Jan M. Rabaey, Paul K. Wright, V. Sundararajan

*Corresponding author for this work

    Research output: Contribution to journalReview articlepeer-review

    984 Citations (Scopus)

    Abstract

    Small cantilever-based devices are modeled, designed and built, by using piezoelectric materials that can scavenge power from low-level ambient vibration sources. The wireless sensor nodes' power requirements are analyzed. The vibration-based energy scavenging is a viable means of obtaining the small quantities of energy necessary to power wireless sensor nodes. The three approaches are pursued for improving vibration-based energy scavengers. These include frequency tuning, alternative design geometries and developing process to allow microelectromechanical systems (MEMS) implementation and integration with sensors and electronics.
    Original languageEnglish
    Pages (from-to)28-36
    Number of pages9
    JournalIEEE Pervasive Computing
    Volume4
    Issue number1
    DOIs
    Publication statusPublished - 2005

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