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승용 전기차 화재진압을 위한 크레인 설계에 관한 연구 A Study on the Design of a Crane for Fire Suppression in Electric Passenger Vehicles

김진수, 김다겸, 이창환, 박태빈
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  • URLhttp://db.koreascholar.com/Article/Detail/437763
한국기계기술학회지 (韓國機械技術學會誌)
제26권 제5호 (2024.10)
pp.858-862
한국기계기술학회 (Korean Society of Mechanical Technology)
초록

This paper defines structural and dynamic analysis of a crane used for electric passenger vehicle fire scenarios. The crane model used in the study has a working radius of 9 meters, and under extreme conditions measured with real-world usage in mind, the load at the boom tip is 24.5kN. The boom is assumed to be made of ATOS80, and the pads are assumed to be made of Monomer Casting Nylon. Structural analysis was conducted based on the crane's materials and configuration, and dynamic analysis was performed by dividing the grab method into gripper and hinge types. In the structural analysis, the maximum stress increased as the telescopic boom faced upwards. In the dynamic analysis, the gripper type facing downward showed more stable stress. For the model with an added badge, the structural analysis showed an increase in maximum stress, but the value was negligible, and the maximum stress of the telescopic boom decreased in the dynamic analysis. Based on the analysis results, the suitable materials for the crane are ATOS80 for the lower articulated boom and the telescopic boom, and DOMEX1300 for the upper articulated boom. The gripper type grab method is more stable than the hinge type.

목차
Abstract
1. 서 론
2. 크레인 모 델
3. 구조해석
    3.1 패드의 재질에 따른 구조해석
    3.2 전체 크레인의 구조해석
4. 동적 해석
    4.1 유연체 변환
    4.2 크레인의 동적 해석
5. 뱃지 모 델 해석
    5.1 해석 모 델
    5.2 구조해석
    5.3 동적 해석
6. 충돌 해석
7. 결 론
후 기
References
저자
  • 김진수(Department of Mechanical Engineering, Jeonju University) | Jinsoo Kim Corresponding author
  • 김다겸(Dept. of Mechanical Engineering, Mechatronics Lab, Jeonju University) | Dakyeom Kim
  • 이창환(Dept. of Mechanical Engineering, Mechatronics Lab, Jeonju University) | Changhwan Lee
  • 박태빈(Dept. of Mechanical Engineering, Mechatronics Lab, Jeonju University) | Taebeen Park