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为测量飞机电气系统工作特性,设计开发了一种基于光纤数据采集的飞机电气特性参数测量系统。系统通过12通道光纤数据采集卡实现电气参数高速实时采集,并利用FPGA完成参数解算和处理,板卡间数据交换采用PCIE总线传输技术。系统实现了飞机电气特性参数的实时采集、数据分析和存储。通过上位机软件实现测量参数的实时监控,完全满足民机适航审定要求。
In order to measure the working characteristics of the aircraft electrical system, a measuring system of aircraft electrical parameters based on optical fiber data acquisition is designed and developed. System through 12-channel optical fiber data acquisition card to achieve high-speed real-time acquisition of electrical parameters and the use of FPGA to complete the parameters of the solution and processing, data exchange between boards using PCIE bus transmission technology. The system realizes real-time acquisition, data analysis and storage of the aircraft’s electrical characteristic parameters. Through the host computer software to achieve real-time monitoring of measurement parameters, fully meet the Airworthiness certification requirements.