Reliability Evaluation for the Avionic Embedded System

항공용 임베디드 시스템 하드웨어 신뢰성 평가

  • Kim, Byeong-Young (School of Electronics Engineering, Korea Aerospace University) ;
  • Lee, Dong-Woo (School of Electronics Engineering, Korea Aerospace University) ;
  • Na, Jong-Wha (School of Electronics Engineering, Korea Aerospace University)
  • 김병영 (한국항공대학교 항공전자공학과) ;
  • 이동우 (한국항공대학교 항공전자공학과) ;
  • 나종화 (한국항공대학교 항공전자공학과)
  • Received : 2008.11.28
  • Accepted : 2009.02.28
  • Published : 2009.02.28

Abstract

Air Traffic Management (ATM) system requires extremely high reliability for the safe and dependable operations in the airport. This paper reports a study on the reliability of the prototype ATM hardware system including the servers and local area networks. Reliability Block Diagram and Fault Tree Analysis on the prototype ATM hardware were performed.

항공관제시스템은 안전하고 신뢰할 수 있는 공항 운영을 위해 절대적으로 높은 신뢰성이 요구된다. 본 연구에서는 서버 워크스테이션과 네트워크를 포함하는 ATM 하드웨어 시스템의 신뢰성을 분석하였다. 구체적으로 하드웨어 신뢰성 평가에 자주 사용되는 신뢰도 불록도(Reliability Block Diagram)와 고장수목분석법(Fault Tree Analysis)을 이용하여 분석하였다. 분석 실험은 Relex 사의 Reliability Studio를 이용하여 ATM 하드웨어 시스템의 신뢰도를 예측하였다.

Keywords

References

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