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http://dx.doi.org/10.14695/KJSOS.2022.25.4.119

Conductive Yarn Stitch Circuit Design and Output Power Analysis for Power Transfer in Solar Wearable Energy Harvesting  

Jun-hyeok Jang (숭실대학교 스마트웨어러블공학과)
Ji-seon Kim (숭실대학교 스마트웨어러블공학과)
Jung-Eun Yim (숭실대학교 유기신소재.파이버공학과)
Jin-Yeong Jang (숭실대학교 유기신소재.파이버공학과)
Jooyong Kim (숭실대학교 유기신소재.파이버공학과)
Publication Information
Science of Emotion and Sensibility / v.25, no.4, 2022 , pp. 119-128 More about this Journal
Abstract
This study analyzes the effects of the number of angles and bends on resistance in a conductor-embroidered stitch circuit for efficient power transfer through a conductor of wearable energy harvesting to study changes in power lost through connection with actual solar panels. In this study, the angle of the conductive stitch circuit was designed in units of 30˚, from 30˚ to 180˚, and the resistance was measured using an analog Discovery 2 device. The measured resistance value was analyzed, and in the section of the angle where the resistance value rapidly changes, it was measured again and analyzed in units of 5˚. Following this, from the results of the analysis, the angle at which the tension was applied to the stitch converges was analyzed, and the resistance was measured again by varying the number of bends of the stitch at the given angle. The resistance decreases as the angle of the stitch decreases and the number of bends increases, and the conductor embroidery stitch can reduce the loss of power by 1.61 times relative to general embroidery. These results suggest that the stitching of embroidery has a significant effect on the power transfer in the transmission through the conductors of wearable energy harvesting. These results indicate the need for a follow-up study to develop a conductor circuit design technology that compares and analyzes various types of stitches, such as curved stitches, and the number of conductors, so that wearable energy harvesting can be more efficiently produced and stored.
Keywords
Renewable Energy; Wearable Energy Harvesting; Solar Panel Energy Harvesting; Power Transfer Efficiency; Embroidery of Conductie Yarn; Circuit Design;
Citations & Related Records
Times Cited By KSCI : 2  (Citation Analysis)
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