The invention relates to the technical field of traffic flow measurement and calculation, in particular to a highway section traffic flow backstepping method based on toll station ETC data, which comprises the following steps: S1, acquiring highway toll station ETC data; s2, performing preprocessing on the ETC data; s3, basic information of the bicycle quantity is calculated; s4, calculating the vehicle travel time of the closed section; s5, section flow is calculated; by using the method provided by the invention, the expressway section traffic flow can be measured and calculated without additionally arranging a vehicle detector on the expressway section, the measurement and calculation cost is reduced, and meanwhile, for the expressway section which is not provided with the vehicle detector, has a fault in the vehicle detector or is not high in precision in a non-crowded state, the measurement and calculation efficiency is improved. By using the method provided by the invention, more accurate expressway section traffic flow data can be obtained, and a scientific basis can be provided for expressway operation management.
本发明涉及车流量测算技术领域,具体为一种基于收费站ETC数据的高速公路断面车流量反推方法,包括以下步骤:S1、获取高速公路收费站ETC数据;S2、对ETC数据进行预处理;S3、计算单车量基础信息;S4、计算封闭区段车辆行程时间;S5、计算断面流量;通过使用本发明提供的方法无需在高速路段额外布设车检器,就能实现对高速公路断面车流量的测算,降低了测算成本,同时对于未布设车检器、车检器故障或者车检器精度不高的非拥挤状态下的高速公路路段,通过使用本发明提供的方法,能够获取更加准确的高速公路断面车流量的数据,有益于为高速公路运营管理提供科学依据。
Expressway section traffic flow backstepping method based on toll station ETC data
一种基于收费站ETC数据的高速公路断面车流量反推方法
2023-01-03
Patent
Electronic Resource
Chinese
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