Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Expressway cross section design method and system for automatic driving special lane
The invention discloses an expressway cross section design method and system for an automatic driving special lane, and relates to the technical field of expressway cross section design. The method comprises the following steps: selecting a highway plane linear combination, and selecting geometric design parameters and design speed as variables to construct a scene model; the method comprises the following steps: constructing a motion model according to a motion control algorithm, carrying out a simulation experiment, obtaining a transverse offset of a track, determining a determinant, establishing a relation model of the determinant and the transverse offset of the track, obtaining a theoretical calculation formula of the automatic driving special lane, and calculating according to different lane layout forms to obtain the design width of the special lane. And cross section design is obtained. The lane width is optimized by analyzing the relationship between the design speed and the trajectory offset; by analyzing the influence of different speeds and road geometric parameters on the vehicle driving track, the road design can adapt to the automatic driving technology; by considering the lateral offset and the minimum safety clearance, it is ensured that the road design meets the technical standard.
本发明公开了一种自动驾驶专用车道的高速公路横断面设计方法及系统，涉及高速公路横断面设计技术领域。方法包括选定高速公路平面线形组合，选取几何设计参数和设计速度为变量构建场景模型；根据运动控制算法构建运动模型，进行仿真实验，获取轨迹横向偏移量，确定决定因素，建立决定因素与轨迹横向偏移量的关系模型，得到自动驾驶专用车道理论计算公式，根据不同的车道布设形式计算得到专用车道设计宽度，进而得到横断面设计。通过分析设计速度与轨迹偏移之间的关系，优化车道宽度；通过分析不同速度和道路几何参数对车辆行驶轨迹的影响，使得道路设计能够适应自动驾驶技术；通过考虑横向偏移和最小安全间隙，确保道路设计满足技术标准。
Expressway cross section design method and system for automatic driving special lane
The invention discloses an expressway cross section design method and system for an automatic driving special lane, and relates to the technical field of expressway cross section design. The method comprises the following steps: selecting a highway plane linear combination, and selecting geometric design parameters and design speed as variables to construct a scene model; the method comprises the following steps: constructing a motion model according to a motion control algorithm, carrying out a simulation experiment, obtaining a transverse offset of a track, determining a determinant, establishing a relation model of the determinant and the transverse offset of the track, obtaining a theoretical calculation formula of the automatic driving special lane, and calculating according to different lane layout forms to obtain the design width of the special lane. And cross section design is obtained. The lane width is optimized by analyzing the relationship between the design speed and the trajectory offset; by analyzing the influence of different speeds and road geometric parameters on the vehicle driving track, the road design can adapt to the automatic driving technology; by considering the lateral offset and the minimum safety clearance, it is ensured that the road design meets the technical standard.
本发明公开了一种自动驾驶专用车道的高速公路横断面设计方法及系统，涉及高速公路横断面设计技术领域。方法包括选定高速公路平面线形组合，选取几何设计参数和设计速度为变量构建场景模型；根据运动控制算法构建运动模型，进行仿真实验，获取轨迹横向偏移量，确定决定因素，建立决定因素与轨迹横向偏移量的关系模型，得到自动驾驶专用车道理论计算公式，根据不同的车道布设形式计算得到专用车道设计宽度，进而得到横断面设计。通过分析设计速度与轨迹偏移之间的关系，优化车道宽度；通过分析不同速度和道路几何参数对车辆行驶轨迹的影响，使得道路设计能够适应自动驾驶技术；通过考虑横向偏移和最小安全间隙，确保道路设计满足技术标准。
Expressway cross section design method and system for automatic driving special lane
一种自动驾驶专用车道的高速公路横断面设计方法及系统
WANG XIAOFEI (Autor:in) / CAO YUANSHENG (Autor:in) / SHEN TIANJIE (Autor:in) / HUANG SHIQI (Autor:in)
16.08.2024
Patent
Elektronische Ressource
Chinesisch
| Europäisches Patentamt | 2024