中文摘要：

以提高起重机的安全运行,加强对电气故障的监测和诊断为目标,采用分布式系统结构,运用西门子S7-300系列PLC和组态软件WinCC 6.2设计垃圾液压桥式起重机监控管理系统。根据系统的监控要求,设计了系统网络结构、PLC硬件配置,以及上位机监控管理系统中主要的4大模块,实现了3套PLC分别控制3台桥式起重机,及1台上位机同时监控管理3台起重机的整体信息。

英文摘要：

Aiming at improving safety operation of crane,strengthening monitoring and diagnosis of electrical failure,adopting distributed system structure,Siemens S7-300 series PLC and configuration software WinCC 6.2 are applied to design waste hydraulic crane monitoring and management system.According to requirements of system,system network structure,PLC hardware,main four modules of PC software in monitoring and management system are designed.Then three set of PLC can control three different bridge cranes,and a stage crew can monitor and manage the overall information of the three cranes.