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Bulk material based thermoelectric energy harvesting for wireless sensor applications

  • W. S. Wang
  • , W. Magnin
  • , N. Wang
  • , M. Hayes
  • , B. O'Flynn
  • , C. O'Mathuna

Research output: Contribution to journalArticlepeer-review

Abstract

The trend towards smart building and modern manufacturing demands ubiquitous sensing in the foreseeable future. Self-powered Wireless sensor networks (WSNs) are essential for such applications. This paper describes bulk material based thermoelectric generator (TEG) design and implementation for WSN. A 20cm2 Bi0.5Sb1.5Te3 based TEG was created with optimized configuration and generates 2.7mW in typical condition. A novel load matching method is used to maximize the power output. The implemented power management module delivers 651μW to WSN in 50°C. With average power consumption of Tyndall WSN measured at 72μW, feasibility of utilizing bulk material TEG to power WSN is demonstrated.

Original languageEnglish
Article number012030
JournalJournal of Physics: Conference Series
Volume307
Issue number1
DOIs
Publication statusPublished - 2011
Event16th Conference in the Biennial Sensors and Their Applications - Cork, Ireland
Duration: 12 Sep 201114 Sep 2011

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

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