摘要
介绍了Modbus通信协议的基本功能,阐述了天堂抽水蓄能电厂以计算机监控系统LCU为主机的Modbus通讯网络的构成,对电厂投产以来Modbus通讯运行中的几例典型故障进行了详细分析,并针对该通讯的特点和在运行过程中的故障提出了几点建议。
This paper presents the basic functions of Modbus Protocol,elaborates on the composition of Modbus communication system taking LCU as its main machine for Hubei Tiantang Pump Storage Power Station and in detail analyzes several typical breakdowns during Modbus communication operation.Some suggestions with regard to properties of the communication and operational malfunctions are advanced.
出处
《水电站机电技术》
2010年第5期29-31,57,共4页
Mechanical & Electrical Technique of Hydropower Station
