Abstract
At present ,our country traffic lights control generally is timing.In now high speed develop of society, the traffic problem becomes the social problem that everybody pay attention to, the car quantity runs high straightly and the timing control of the traffic lights exist the bug to all make that us have necessity to look for a kind of intellective transportation control system . According to the way of thinking of this thesis is: the hours of the traffic lights are automatically regulated after the locators(namely electromagnetic induction coil) have explored a discharge of the vehicle .The discharge of the vehicle records the number and the long control in hour of the traffic light can be come by PLC to realize.
Keywords
intelligence traffic,Detection,Number cars,PLC