基于LabVIEW的波浪能测控系统的设计

Design of wave energy measurement and control system based on LabVIEW

波浪能是一种清洁、新型且无污染的可再生能源。可靠高效的波浪能测控系统对波浪能的开发利用具有现实意义。结合NI CompactRIO嵌入式系统与LabVIEW软件平台设计了一套波浪能测控系统。首先,对波浪能测控系统进行需求分析与总体设计,根据总体结构构建相应的硬件系统,对各种硬件配置与电路进行介绍与设计。然后,利用LabVIEW编写系统软件程序,包括数据采集模块、数据存储模块、数据回放模块与PWM电流控制模块。最后,通过PWM电流控制实验验证了波浪能测控系统的可靠性与实用性。实验表明,该系统操作简便、人机交互界面友好、能够完成对波浪能的实时监测并且在一定程度上实现了最大功率点跟踪。

Wave energy is a kind of clean,new and pollution-free renewable energy.Reliable and efficient wave energy measurement and control system has practical significance for the development and utilization of wave energy.In this paper,a set of wave energy measurement and control system was designed by combining the NI CompactRIO embedded system and LabVIEW software platform.First,the wave energy measurement and control system needs analysis and overall design,the corresponding hardware system is builded according to the overall structure of the block diagram and the various hardware configuration and circuit are introduced and designed.Then,LabVIEW is used to write the system software program,including data acquisition module,data storage module,data playback module and PWM current control module.Finally,the reliability and practicability of the wave energy measurement and control system are verified by PWM current control experiment.The experimental results show that the system is simple to operate,has a friendly interface and can monitor the wave energy in real time and can track the maximum power point in some degree.