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Development of Rotational Type of Wheel-Based Electromagnetic Induction Energy Harvester by Using Orthogonal Array

직교 배열표를 이용한 휠 기반 회전형 전자기 유도 방식 에너지 하베스터 개발

  • Park, Hyunchul (Dept. of Aerospace Engineering, School of Mechanical, Aerospace and Systems Engineering, KAIST) ;
  • Moon, Yongjun (Dept. of Aerospace Engineering, School of Mechanical, Aerospace and Systems Engineering, KAIST) ;
  • Kwon, Sejin (Dept. of Aerospace Engineering, School of Mechanical, Aerospace and Systems Engineering, KAIST)
  • 박현철 (한국과학기술원 기계항공시스템학부 항공우주공학전공) ;
  • 문용준 (한국과학기술원 기계항공시스템학부 항공우주공학전공) ;
  • 권세진 (한국과학기술원 기계항공시스템학부 항공우주공학전공)
  • Received : 2012.06.05
  • Accepted : 2012.10.22
  • Published : 2013.02.01

Abstract

According to the law revision of TPMS mounting obligations in Korea, researches about energy harvester which is the alternative of the battery are actively performed by many groups. Because WSN (Wireless Sensor Network) has the proposition of "Install and forget" and the power supplier also has the same performance as the vehicle's lifetime. In this paper, electromagnetic induction type of energy harvester through the relative motion between the rotating wheel and the fixed brake disc is introduced by using the most efficient source as the rotating motion in the view of vehicle's mechanism. The coil on the wheel and the permanent magnet at the brake disc are arranged in several ways. These various arrangements are the number of coil turns are consisted of design variables. By using the orthogonal array to reduce the experimental cost, the optimal composition is verified through the experiment. Finally the validity of the module is considered by measuring the level of storable electrical energy.

TPMS(Tire pressure monitoring system)의 의무장착에 대한 법률개정에 따른 개발의 활성화를 토대로, WSN(Wireless Sensor Network)의 '설치하고 잊어버린다'는 기본 명제 하에, 차량수명과 동일한 성능의 배터리 대체용 에너지 하베스터에 대한 연구가 활발히 진행되고 있다. 본 논문은 자동차의 메커니즘적인 측면에서 가장 유용한 회전운동 성분을 이용하여 회전하는 휠과 고정된 브레이크 디스크 사이의 상대운동을 통한 전자기 유도방식 발전을 채택하였다. 휠 측에 구성된 코일과 브레이크 디스크에 매립된 자석의 다양한 배열과 코일 권선수 등을 설계변수로 잡고 직교배열표를 이용하여 최적의 조합을 찾아낸 후 실험을 통해 실제 축전되는 전기 에너지의 양을 측정하여 도출된 특성함수를 바탕으로 본 모듈의 타당성을 검증하였다.

Keywords

References

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Cited by

  1. Energy Harvesting Technologies for Tire Pressure Monitoring Systems vol.5, pp.7, 2015, https://doi.org/10.1002/aenm.201401787
  2. Design and Fabrication of Flexible Thin Multilayered Planar Coil for Micro Electromagnetic Induction Energy Harvester vol.33, pp.7, 2016, https://doi.org/10.7736/KSPE.2016.33.7.601