西安航空学院学报
西安航空學院學報
서안항공학원학보
Journal of XIAN Aeronautical University
2015年
5期
54-58
,共5页
交通工程%交通信号机%集散控制%RS-485总线%协调控制
交通工程%交通信號機%集散控製%RS-485總線%協調控製
교통공정%교통신호궤%집산공제%RS-485총선%협조공제
traffic engineering%traffic signal controller%distributed control system%RS-485 bus%coordina-ted control
分析现有交通信号控制系统存在的缺点及问题，提出基于RS‐485总线的通信型交通信号控制方法及设计方案，给出实现RS‐485总线通信的硬件方案及协议模型，阐述了信号灯控制及故障检测的原理，说明通信型交通信号控制系统具有的控制先进性、可靠性、应用的灵活性及经济性。
分析現有交通信號控製繫統存在的缺點及問題，提齣基于RS‐485總線的通信型交通信號控製方法及設計方案，給齣實現RS‐485總線通信的硬件方案及協議模型，闡述瞭信號燈控製及故障檢測的原理，說明通信型交通信號控製繫統具有的控製先進性、可靠性、應用的靈活性及經濟性。
분석현유교통신호공제계통존재적결점급문제，제출기우RS‐485총선적통신형교통신호공제방법급설계방안，급출실현RS‐485총선통신적경건방안급협의모형，천술료신호등공제급고장검측적원리，설명통신형교통신호공제계통구유적공제선진성、가고성、응용적령활성급경제성。
Analysing the shortcomings and problems of the existing traffic signal control system ,a traffic signal controlling method based on RS‐485 bus communication and a design scheme with this method are put forward ,and then the hardware scheme of RS‐485 bus communication and its protocol model are pres‐ented here ,the principle of traffic signal control and fault detection is expounded ,the progressiveness in controlling ,the reliability ,flexibility and economy of the application in communication traffic control sys‐tem are proved .
