| 大型PLC在快速轨道站监控网络中的应用研究 |
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| 引用本文： | 蔡晋,丁毅. 大型PLC在快速轨道站监控网络中的应用研究[J]. 计算机应用与软件, 2008, 25(11) |
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| 作者姓名： | 蔡晋 丁毅 |
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| 作者单位： | 西北工业大学中法虚拟设计与制造技术联合研究室,陕西,西安,710072;陕西科技大学工业设计与包装工程系,陕西,西安,710021 |
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| 摘 要： | 依据快速轨道系统的安全性、先进性、可靠性和经济性的需求,以某快速轨道项目为背景,结合市场上大型PLC(Programmable Logic Controller)产品成熟度,设计出满足快速轨道站监控网络技术要求的系统.阐述双光纤环网络模型设计,快速轨道地下站的环境与监控网络结构模型设计;实现有效性冗余PLC的同步化及CPU热备设计;同时利用容错系统设计,分析容错系统的组织与运行模式,对自检过程中的故障进行分析,同时对系统的错误响应也作相应分析.
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| 关 键 词： | PLC 快速轨道站 监控网络 容错系统 |
RESEARCH ON APPLICATION OF PLC TO NETWORK MONITORING OF RAPID RAILWAY STATION |
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| Cai Jin,Ding Yi. RESEARCH ON APPLICATION OF PLC TO NETWORK MONITORING OF RAPID RAILWAY STATION[J]. Computer Applications and Software, 2008, 25(11) |
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| Authors: | Cai Jin Ding Yi |
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| Affiliation: | Cai Jin~1 Ding Yi~2 1 (Sion-French Common Research Group Virtual Prototyping for Design , Fabrication,Northwestern Polytechnical University,Xi'an 710072,Shaanxi,China) 2 (Department of Industry Design & Packing Engineering,Shaanxi University of Science & Technology,Xi'an 710021,China) |
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| Abstract: | In terms of the requirements of security,advancement,reliability and economy of rapid railway station,based on the product ma- turity degree of large-scale PLC in the market,a system that meets the demand of network monitoring of rapid railway station is proposed.The design of network model of double fiber loop is analyzed,and a model of rapid railway station condition and monitoring network frame is de- signed.According to the theory of validity redundancy,the synchronization of validity redundancy PLC and... |
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| Keywords: | PLC |
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