Viaduct road segment traffic congestion index calculation method based on microwave vehicle detector
A technology of traffic congestion index and vehicle detector, which is applied in the direction of road vehicle traffic control system, traffic flow detection, traffic control system, etc. Judging problems such as strong subjectivity, to achieve the effect of guaranteed collection accuracy, high accuracy and strong objectivity
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Embodiment 1
[0075] 1) Install and debug microwave vehicle detectors on the selected section of the north-south elevated highway in Hefei;
[0076] 2) Obtain the data measured by the microwave vehicle detector for a certain period of time
[0077] Lane 1: the number of vehicles of model 1 is 98; the number of vehicles of model 2 is 2; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 31%.
[0078] Lane 2: the number of vehicles of model 1 is 63; the number of vehicles of model 2 is 0; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 19%.
[0079] Lane 3: the number of vehicles of model 1 is 76; the number of vehicles of model 2 is 0; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 23%.
[0080] 3) Calculate the equivalent traffic volume of a single lane:
[0081] Lane 1: Equivalent traffic volume Q L1 =∑Q i E. i =...
Embodiment 2
[0098] 1) Install and debug microwave vehicle detectors on the selected section of the north-south elevated highway in Hefei;
[0099] 2) Obtain the data measured by the microwave vehicle detector for a certain period of time:
[0100] Lane 1: the number of vehicles of model 1 is 150; the number of vehicles of model 2 is 4; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 71%.
[0101] Lane 2: the number of vehicles of model 1 is 122; the number of vehicles of model 2 is 1; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 58%.
[0102] Lane 3: the number of vehicles of model 1 is 90; the number of vehicles of model 2 is 0; the number of vehicles of model 3 is 0; the number of vehicles of model 4 is 0; the time occupancy rate is 33%.
[0103] 3) Calculate the equivalent traffic volume of a single lane:
[0104] Lane 1: Equivalent traffic volume Q L1 =∑Q i E. ...
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