基于WebService和OPC的纺纱设备远程故障诊断系统.doc

基于和的纺纱设备远程WebServiceOPC故障诊断系统刘 基于 和 的纺纱设备远程 WebService OPC 故障诊断系统 刘 佳，马崇启 ( 天津工业大学 纺织学院，天津 300160) 摘 要 为使纺织企业实现准确、快速、低成本的远程设备维修服务，开发了一套基于 Internet 的纺纱设备远程故 障诊断系统。 系统由纺纱设备信息服务系统、远程诊断中心和远程专家组成。 系统运用 OPC 技术采 集 现 场 数 据， WebService 技术传输故障数据，专家系统技术辅助远程专家诊断。 整套系统以远程诊断中心 为 核 心，通 过 诊 断 中 心发布 Web 服务，现场上位机调用 Web 服务，实现上位机与诊断中心的直接连接;通过诊断中心发布诊断网页，异 地专家访问诊断网页，实现对故障纺纱设备的远程诊断。 与大多数需要企业内部信息化系统支持的远程故障诊断 系统相比，所提出的系统部署灵活，使用简便，可扩展性强，能够更好地满足纺织企业的实际需求。 关键词 纺纱设备; 远程故障诊断; WebService; OPC 中图分类号:TS 103. 2; TP 227 文献标志码:A Remote fault diagnosis system for spinning machines based on WebService and OPC technology LIU Jia，MA Chongqi ( School of Textiles，Tianjin Polytechnic University，Tianjin 300160，China) For the purpose of providing an accurate，fast，and low cost remote fault diagnosis and Abstract trouble-shooting for textile enterprises，an Internet-based remote diagnosis system for spinning machines was developed，which consisted of spinning machine information service system，remote diagnosis center and remote-experts． OPC technology was used to collect fault data on field，WebService technology was adopted to transfer the fault data，and expert system technology was applied during the diagnosis to assist the remote-expert． The remote diagnosis center played a role as the core in the entire system． In order to realize the direct communication between the diagnosis center and the upper computer，the web service was published by the remote diagnosis center and invoked by the upper computer on field． Moreover，the diagnosis webpage was published by the remote diagnosis center and browsed by remote-experts to achieve remote diagnosis for failure spinning machines． Compared with traditional remote diagnosis system that required the support of enterprise internal information system． The system is more practical for textile enterprises due to its flexibility，simplicity and expandability． Key words spinning machine; remote fault diagnosis; WebService; OPC 纺纱设备日夜运转，一旦故障停机会给纺织企 业带来经济损失，通常对故障设备进