多通道虚拟动态测试分析系统的设计

Design of Virtual Dynamic Test and Analysis System with Multi-Channel

以LabVIEW作为开发平台,设计开发了多通道虚拟动态测试分析系统。给出了系统软、硬件组成及系统功能,详细介绍了系统设计中的关键技术。系统集成了示波器、信号发生器、FFT分析仪以及数字磁带记录仪等功能,能广泛应用于航空、航天、机械、土木、车辆、化工等领域。试验结果表明,系统运行良好,能够满足动态测试领域的要求,是一套性价比高、功能强大的分析系统。

Multi-channel virtual dynamic test and analysis system is designed based on LabVIEW.Components of hardwares and softwares as well as the system function are described in this paper.The key technique of system design is also introduced in detail.The system can work as an oscillograph,signal generator,FFT analyzer and digital tape recorder,which can be widely applied to the domain of aeronautics,astronautics,mechanics,civil engineering,vehicle,chemical industry,etc.The experiment shows that the system can meet the requirements of the dynamic test domain with a high performance-price-ratio and powerful functions.