Method and system for determining depth of pit slot on road surface based on vibration acceleration and medium

The invention discloses a method and system for determining the depth of a pit slot on a road surface based on vibration acceleration and a medium, and belongs to the technical field of road use performance detection, and the method comprises the following steps: 1) collecting acceleration information during vehicle driving through an acceleration sensor; (2) the collected acceleration information is preprocessed; 3) analyzing the dynamic response when the vehicle passes through the pit slot; and (4) according to the dynamic response obtained through analysis in the step (3), a particle swarm optimization algorithm corresponds to the actually-collected vibration acceleration, so that the pit depth is determined, the pavement pit degree can be determined on the basis of the vibration acceleration, and universality is good. 本发明公开了一种基于振动加速度确定路面坑槽深度的方法、系统和介质，属于道路使用性能检测技术领域，所述方法包括以下步骤：1)通过加速度传感器采集车辆行驶时的加速度信息；2)对采集到的加速度信息进行预处理；3)对车辆经过坑槽时的动力响应进行分析；4)根据步骤3分析得到的动力响应，利用粒子群优化算法与实际采集到的在振动加速度进行对应，由此确定坑槽深度，该方法能够基于振动加速度确定路面