基于光纤总线的航电仿真实验平台开发

Avionics Simulation Experiment Platform Development Based on the Optical Fiber Bus

  • 摘要: 针对传统航电实验平台带宽受限、实时性不足的瓶颈问题,本文研制了基于FC-AE-ASM协议的航电仿真实验平台。该平台采用PCIe光纤节点卡(601FC10A)与FS400交换机构建确定性实时网络,创新性地集成了飞行仿真、载荷仿真与显控仿真三大子模块,通过六自由度动力学模型解算、多目标跟踪探测及显控系统开发,实现了航电系统全链路仿真。平台采用"虚实结合"架构,支持FC设备管理、DMA通信机制及交换机组网配置等核心实验。教学实践表明,该平台有效解决了传统1553B教学设备逐步落后于当前主流航电系统,而FC教学设备又相对不足的矛盾,使学生能在高速光纤环境中掌握协议解析、网络调度算法等关键技术。成功将F-35等机型采用的先进航电技术转化为可操作的教学载体,为航空电子类专业提供了产学研深度融合的新型实践教学平台。

     

    Abstract: To address the bottleneck issues of limited bandwidth and insufficient real-time performance in traditional avionics experiment platforms, this paper develops an avionics simulation experiment platform based on the FC-AE-ASM protocol. The platform utilizes a PCIe optical fiber node card (601FC10A) and an FS400 switch to construct a deterministic real-time network. Innovatively integrating three submodules—flight simulation, payload simulation, and display-control simulation—it achieves full-link avionics system simulation through six-degree-of-freedom (6-DOF) dynamic model computation, multi-target tracking and detection, and display-control system development. Adopting a "virtual-real combination" architecture, the platform supports core experiments such as FC device management, DMA communication mechanisms, and switch network configuration. Teaching practice demonstrates that the platform effectively resolves the conflict between the bandwidth limitations of traditional 1553B devices and insufficient FC teaching coverage. It enables students to master key technologies like protocol parsing and network scheduling algorithms in a high-speed optical fiber environment. By transforming advanced avionics technologies used in aircraft like the F-35 into operable teaching carriers, the platform provides a new practical teaching platform integrating industry, academia, and research for avionics-related disciplines.

     

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