NF—6跨音速连续式风洞实验数据的实时采集与显示

NF—6 Continued Transonic Wind Tunnel Test Real Time Data Acquisitions and Display

连续式风洞实验数据的实时采集与显示对提高实验效率和测控技术的发展具有重要意义。详细阐述了在LabWin-dows/CVI环境下实现实时气动力系数的显示,并分析了NF—6风洞各系统的拓扑结构、采集数据类型、传输方式、结构原理,以及所采数据在风洞运行控制和模型试验中的作用。NF—6风洞的实际运行表明,所研制的系统运行稳定、可靠性高,满足风洞实验要求。

Continued transonic wind tunnel test data real time collection and display is significant for improving the efficiency of wind tunnel test and developing the technical of measurement and control.The method of design the system is described which made by LabWindows/CV,and analyzed the system topology structure of the wind tunnel,type of data,transmit method,principle and the function of data in wind tunnel operation control and model test which has been collected.The result showing that the system is stable and reliable after operating for a long time.