What is the phase of traffic light?
The phase of the traffic lighthttps://www.trafficsignallight.com/product-category/traffic-signal-light/ is to give the corresponding release time for the traffic flow in different directions. The signal phase refers to the combination of different lamp colors displayed in different directions of each inlet channel to form a signal phase.
The change of the traffic light of the general traffic signal automatically controlled by the traffic signal. We place in the guard tower or control box at the intersection.
At present, we widely use single-point, segmented, fixed allocation, manual setting, computer program control, automatic operation grade equipmenthttps://www.trafficsignallight.com/product-category/traffic-signal-controller/ in China.
Single point: a light controls a point without involvement.
Segment: According to the traffic flow and pedestrian density at different times, the green time needs different segments. Also need to consider holiday and off-peak times.
matching: We fix the time of each session .