The paper discusses the calculating methods of highway operating speed,and according to field investigation data,it first calibrates highway operating speed calculating model under the standards conditions.
测算公路路段实际运行车速是运行车速设计方法得以实际应用的基础。 探讨了路段运行车速的测算方法 ,并根据外业调查数据 ,初次标定了标准条件下公路路段运行车速测算模型。
参考来源 - 公路运行车速测算模型的研究和标定Based on survey data,the regression model between operation speed of car and plane curve radius of freeway was established and the calculation example was presented.
以现场实测数据为依据,建立了高速公路平曲线起终点小型车运行车速与平曲线半径的回归模型,并给出了计算实例。
参考来源 - 高速公路直线段最大长度合理取值研究Next, collects the field running speed data of 'Lao Yu' long and steep downgrade sections on Xi Han highway.
其次,实地采集西汉高速涝峪长下坡路段的地点运行车速。
参考来源 - 长下坡路段交通安全分析与评价·2,447,543篇论文数据，部分数据来源于NoteExpress
本文以某高速公路的数据为基础，提出了以运行车速为基础的双指标高速公路线形评价方法。
This paper established a two-indexes freeway alignment evaluation model, based on the data of a freeway.
该评价方法包括自行模式和互动模式两种评价方式，自行模式仿真评价方法的基础是利用驾驶员模糊车速控制模型获得的运行车速；
This evaluation method includes auto mode and interaction mode. The base of auto mode is the operating speed obtained by driver's fuzzy control model;
桥头跳车不仅严重影响了行车的安全、车速、舒适度和人们对高速公路的总体评价，同时也影响了运行车辆的使用寿命。
The jumping at end of bridge not only affects seriously the safety, vehicle speed, comfort and the whole appraise, but also affects the using life of running vehicles.
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