485通信系统在油田的应用研究  

Research on Application of 485 Communication System in Oil Field

作　　者：李元雄 谢秀川 Li Yuanxiong;Xie Xiuchuan(The First Oil Recovery Plant in North China Oilfield,Cangzhou Hebei 062552,China;Department of Technical Supervision and Inspection,North China Oilfield,Cangzhou Hebei 062552,China)

机构地区：[1]华北油田第一采油厂,河北沧州062552 [2]华北油田技术监督检验处,河北沧州062552

出　　处：《信息与电脑》2017年第20期154-155,共2页Information & Computer

摘　　要：当前的油田监测系统复杂程度高、维修困难并且开销大。基于此,首先进行485通信系统工作模式研究,分析了主从模式的多机通讯方式,转换模式和从属装置的身份识别。进而阐述485总线油田应用的上下位机控制,分析了编址过程和帧架构设计。并分析产油量数据获取,研究了智能终端下的油田信息监测和数据分析。The current oilfield monitoring system has high complexity,difficult maintenance and high cost.In this paper,the work mode of 485 communication system is given,and the multi-machine communication mode,the conversion mode and the identification of the slave device are analyzed.And then the paper gives the 485 bus field application of the upper and lower machine control,analyzes the addressing process and frame architecture design.And the data of oil production is given,and the oilfield information monitoring and data analysis under the intelligent terminal are studied.

关 键 词：油田监测 485通信 多机通讯 上下位机 编址 帧架构 

分 类 号：TN915.0[电子电信—通信与信息系统]