To discuss the system in which the economical dependence exists among the components,akind of reliability model with the opportunistic maintenance is established by the theory of renewal process.

• 针对系统部件间存在经济相关性的情况,利用更新过程理论建立了机会维修策略下的多部件系统可靠性模型,并提出了求解系统期望维修费用率和稳态可用度的解析方法。