The main contents are: writing data communication program to connect math models with virtual DCS based on database technology;
主要内容有：利用数据库技术编制数学模型和虚拟DCS之间的数据通信接口；
It is proved that the virtual DCS technology based on LN2000 provide a good software tool for training, application, development according to the example of main steam control system.
主汽温控制系统的实例表明了基于LN2000的虚拟dcs技术为DCS的培训、应用和开发提供了良好的软件平台。
The workload of HMI(Human-Machine Interface) development in the traditional virtual DCS(Distributed Control System) is heavy, while its fidelity is low and the modification is difficult.
传统虚拟分布式控制系统（DCS）中的人机界面开发工作量大、逼真度不高，且不易修改。
The test results indicate that the fault diagnosis system designed with the virtual DCS-based simulation system realizes the real-time fault diagnosis and accident prediction of the power plant.
对诊断系统的调试结果表明：基于虚拟dcs的仿真系统设计的故障诊断系统实现了火电厂的实时故障诊断与事故预报。
The test results indicate that the fault diagnosis system designed with the virtual DCS-based simulation system realizes the real-time fault diagnosis and accident prediction of the power plant.
对诊断系统的调试结果表明：基于虚拟dcs的仿真系统设计的故障诊断系统实现了火电厂的实时故障诊断与事故预报。
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