变频器通讯控制CANopen总线的研究  

Research on CANopen Bus of Frequency Converter Communication Control

作　　者：唐会成 TANG Hui-Cheng(China Coal Technology&Engineering Group Co.,Taiyuan Institute,Taiyuan Shanxi030006,China)

机构地区：[1]中国煤炭科工集团太原研究院有限公司

出　　处：《机电产品开发与创新》2020年第1期72-74,共3页Development & Innovation of Machinery & Electrical Products

摘　　要：为提高变频器控制回路可靠性及稳定性,解决变频器采用端子控制方式,通过模拟量给定来控制变频器过程中,模拟量信号容易受到干扰,引起变频器运行故障等问题,结合CANopen总线控制技术的优点及其在工业控制领域的发展趋势,介绍了CANopen总线设备结构及通讯模型,通过CANopen总线控制变频器,调整变频器参数与监控变频器运行状态的方法。并通过测试实验验证了信息传递的可靠性,保证了控制系统中对变频器控制的准确性和实时性。In order to improve the reliability and stability of the control loop of the inverter,solve the problem that the inverter adopts terminal control mode and controls the inverter through analog reference.The analog signal is easy to be disturbed and cause the inverter to run.The advantages of control technology and its development trend in the field of industrial control,introduce the CANopen bus device structure and communication model,control the inverter through CANopen bus,adjust the inverter parameters and monitor the operating status of the inverter.The reliability of the information transmission was verified through test experiments,which ensured the accuracy and real-time performance of the inverter control in the control system.

关 键 词：变频器 CANOPEN 现场总线 组网过程 数据传输 

分 类 号：TP202[自动化与计算机技术—检测技术与自动化装置]