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마운팅부 영향인자에 따른 래치의 예상수명 시뮬레이션과 개발기간 개선에 대한 연구
박현태(Hyeon-Tae Park),전남규(Nam-Kyu Jeon),여덕종(Deok-Jong Yeo),윤성민(Sung-Min Yoon),허상범(Sang-Bum Hur) 한국자동차공학회 2022 한국자동차공학회 학술대회 및 전시회 Vol.2022 No.11
Mostly automotive latch fatigue has been proved by predict stiffness analysis and breaking strength test or direct durability test. Durability test needs dozens of days by design lifecycle and same by changing various factors. We use MSM(Modal Superposition Method) which predicts fatigue by adapting modal stress & modal displacement in Fe-Safe, after stiffness and modal analysis using Abaqus. In addition, We proved analysis accuracy by compare direct endurance test data, expecting to be able to reduce development time by predicting design lifecycle of brand new latch system through the result.