【摘要】 文章提出了一种基于DSP和LabVIEW的高压真空断路器机械特性在线监测系统的设计方案。该系统的下位机数据采集系统以DSP为核心,通过传感器、信号调理电路等完成对高压真空断路器机械特性参数、分合闸电流信号和振动信号的采集,可实现就地显示及通过CAN总线将数据传送至上位机进行分析、显示;上位机管理系统以LabVIEW为开发平台,利用其图形显示功能和与Matlab通信功能实现了对测量数据的显示、分析及处理。现场测试结果表明,该系统运行稳定,准确性较好。更多还原

【Abstract】 The paper proposed a design scheme of on-line monitoring system for mechanical characteristics of high-voltage vacuum circuit breaker based on DSP and LabVIEW.Data acquisition system of lower computer of the system takes DSP as core,which completes collection of mechanical characteristics parameters,current signal and vibration signal of on-off switching through sensors,signal conditional circuit and so on,and can realize display in-situ and transfer data to upper computer through CAN bus to be displayed and analyzed.Upper computer management system takes LabVIEW as development platform and uses its functions of graphic display and communication with Matlab to realize display,analysis and processing of measurement data.The field test result showed the system runs steadily with better accuracy.更多还原