单片机与嵌入式系统应用
單片機與嵌入式繫統應用
단편궤여감입식계통응용
MICROCONTROLLER & EMBEDDED SYSTEM
2011年
11期
49-51
,共3页
交叉路口%模糊控制%FPGA%ISE10.1
交扠路口%模糊控製%FPGA%ISE10.1
교차로구%모호공제%FPGA%ISE10.1
Intersection%Fuzzy control%FPGA%ISE10.1
针对目前交叉路口交通控制信号灯的绿信比固定不变的问题,提出一种模糊控制的方案。根据当前相位的车流量和当前相位与下一相位车流量之差,实时控制相位绿信比,缩减车辆在交叉路口的排队长度。绿信比可在FPGA上模拟实现,采用E—Elements ISE Development Kit开发套件,使用ISE10.1软件设计工具,对上述控制方案进行仿真。
針對目前交扠路口交通控製信號燈的綠信比固定不變的問題,提齣一種模糊控製的方案。根據噹前相位的車流量和噹前相位與下一相位車流量之差,實時控製相位綠信比,縮減車輛在交扠路口的排隊長度。綠信比可在FPGA上模擬實現,採用E—Elements ISE Development Kit開髮套件,使用ISE10.1軟件設計工具,對上述控製方案進行倣真。
침대목전교차로구교통공제신호등적록신비고정불변적문제,제출일충모호공제적방안。근거당전상위적차류량화당전상위여하일상위차류량지차,실시공제상위록신비,축감차량재교차로구적배대장도。록신비가재FPGA상모의실현,채용E—Elements ISE Development Kit개발투건,사용ISE10.1연건설계공구,대상술공제방안진행방진。
The current split of intersection traffic control signal lights is fixed, so a fuzzy control scheme is proposed. The split is controlled in real-time according to the traffic flow of current phase and the traffic flow difference between current phase and next phase, so as to reduce waiting vehicles at the intersection. The split is implemented based on FPGA. The scheme is emulated using E-Elements ISE Development Kit and software design tool ISE10.1.