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자동차 기능안전 표준 ISO-26262에 따른 개발방법 및 EPS용 토크센서 개발에 적용사례
황건열(Keonyeol Hwang),유광호(Kwangho Yoo),서정욱(Jungwook Seo),김완일(Wanil Kim) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
In this paper, we introduce functional safety standard ISO-26262 based development process. It is required to change not only existing processes but also organization to correspond to ISO-26262 standard requirements effectively. Development method modification can be summarized following 4 steps. First, adding of new process steps and roles. Second, finding relationships with existing process and roles and applying new steps. Third, applying new development method based on ISO-26262 standard. And finally, changing and adding supporting processes. And we also include case study of torque sensor development based on ISO-2626 for EPS. Major analysis such as hazard analysis and risk assessment, functional/technical safety concept, FMEDA and FIT are discussed to recommend approach to the standard requirements.
이혁기(Hyuck-kee Lee),신성근(Seonggeun Shin),황윤형(Yunhyoung Hwang) 한국자동차공학회 2014 한국자동차공학회 부문종합 학술대회 Vol.2014 No.5
Autonomous Emergency Braking(AEB) for pedestrians is a technology that automatically applies braking force to a vehicle when forward detection sensors determine that a collision with a pedestrian is imminent, thereby assisting in avoiding the collision altogether, or if it is unavoidable, reducing the impact speed of the crash and subsequently the risk of fatal/severe injury to pedestrians. AEBS for Commercial Vehicle has been regulated in Oct. 2013 and AEBS for passenger vehicle is tested in Euro NCAP except functioning to pedestrians. AEB-pedestrian will be tested in Euro NCAP from 2016. AEBS is essential to vehicle safety including pedestrian. Recently, Electronic Parts and Systems related to vehicle safety should be developed according to ISO 26262. ISO 26262 is a functional safety standard derived from IEC 61508. This papers deals with the process and specific performing method of Concept phase analysis for AEBS. Item definition and H&R are developed according to the published functional safety standard.