【摘要】 随着计算机和网络等技术的发展,自动化领域发生着深刻的变化,在分布式异构环境下的数据通信已经成为研究的一个热点。文中详细分析了OPC(OLE for process control)技术的原理,对OPC的核心技术COM/DCOM作了深入的阐述。论述了OPC的体系结构,并以高速公路监控系统为例,说明了OPC技术在分布异构环境下数据通信的实现。更多还原

【Abstract】 With the development of computer and network technology,there is a great change in the field of automatization;the data traffic in the distributed environment has been a hotspot.Analyzes the principle for industry control of OPC technology,expatiates on COM/DCOM which is OPC nuclear technology.Discusses OPC system structure and using speedway control system,and explains how to realize data traffic in the distributed environment by OPC.更多还原