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随着航天器结构和功能的复杂化,对作为系统资源管理者的操作系统的功能和可靠性等要求也日益增强.分析嵌入式实时操作系统在国内外航天领域的研究与应用现状,提出面向航天器应用特点的具有多任务管理、内存管理、文件系统、容错和故障管理等功能的高可靠、高性能的嵌入式实时操作系统的研究与设计方案,并展望其在未来网络化及分布式安全航天器中的发展前景.
With the complexity of the structure and function of the spacecraft, the requirements on the function and reliability of the operating system as a system resource manager are also increasingly enhanced.This paper analyzes the current research and application status of the embedded real-time operating system in the field of aerospace both at home and abroad, Spacecraft application characteristics of multi-task management, memory management, file system, fault tolerance and fault management functions of high-reliability, high-performance embedded real-time operating system research and design programs, and look forward to its network in the future and distributed Security Spacecraft in the development of prospects.