【摘要】 以山西省万家寨引黄工程全线自动化为背景 ,提出了一种基于 VL AN的分布式 SCADA系统结构和通信调度算法。在此基础上 ,为克服 Internet网实时性差的缺点 ,又用 Internet技术构建了 SCADA系统 ,在TCP/ IP和并行数据库的平台上 ,对引黄工程全线实时数据采集与调节控制策略进行了模拟实现 ,其特点突出 ,好处颇多。更多还原

【Abstract】 A kind of VLAN-based distributed SCADA system structure and communication control algorithm under the background of Shanxi Yellow River Diversion Project(YRDP)are proposed.On the basis of this,in order to overcome defect of Internet network on realtime,this paper constructs SCADA system with the advanced Internet technology,and with TCP/IP protocol and parallel database platform,and implements a distributed data collecting and controlling netcommunication algorithm,which is with superior characteristics and much advantages.更多还原