基于累积损伤的结构动力可靠性研究进展

摘要

Structure dynamic reliability has been one focus of the reliability and safety design of complicated system. In this paper, the recent research on theoretical work and engineering application are summarized from structure dynamic reliability theory and structure vibration fatigue damage accumulation analysis, and the trends of hot research are analyzed. At last, according to space engineering specialty, some urgent technology problem to solve and research direction to strengthen in future are put forward to enhance the reliability and safety of spaceflight structure.%结构动力可靠性已成为大型系统结构可靠性与安全性设计所关注的焦点之一。从结构动力可靠性理论与分析、结构振动疲劳损伤累积分析两个方面，总结了国内外学者近期在理论研究与工程应用的研究进展，分析了热点研究的发展趋势。并结合航天工程特点，提出了航天飞行器结构工程领域未来应着重加强的研究方向与急需解决的技术问题，以提高我国航天飞行器结构可靠性与安全性。