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0 引言随着以知识经济为特征的信息时代的到来和现代工业文明的发展,企业综合自动化在现代工业大生产中的作用也越来越重要,它把工厂内各个孤立的局部自动化子系统在新的管理模式与工艺指导下,综合运用信息技术、自动化技术、计算机网络及其支持软件技术等有机地结合起来,构成一个完整的系统,对生产过程的物质流、管理过程的信息流、决策过程的决策流进行有效的控制和协调,以适应新的竞争形势下市场对生产管理过程提出的高质量、高速度、高灵活性和低成本的要求。工业控制网络作为工业企业综合自动化系统的
0 Introduction With the advent of the information age characterized by knowledge economy and the development of modern industrial civilization, the role of integrated enterprise automation in modern industrial production is becoming more and more important. It takes all the isolated local automation subsystems Under the guidance of the new management mode and technology, the integrated use of information technology, automation technology, computer network and supporting software technology, etc., organically combines to form a complete system of material flow in the production process, flow of information in the management process, decision-making Process decision-making flow of effective control and coordination to adapt to the new competitive situation in the market for the production management process proposed high-quality, high-speed, high flexibility and low-cost requirements. Industrial control network as an integrated industrial automation system