The invention discloses a super highway curve anti-sideslip speed limiting system based on road adhesion coefficient estimation, the system is composed of a data acquisition subsystem (1), a data processing subsystem (2) and an early warning feedback subsystem (3), the data acquisition subsystem (1) is composed of a millimeter wave radar (5), a license plate recognition device (6), a road adhesion coefficient estimation device (4) and a cloud server (7); the data processing subsystem (2) processes information through a processor (8), the early warning feedback subsystem (3) is composed of a vehicle-mounted display screen (10), a roadside display screen (9) and a vehicle-mounted voice broadcast device (11), the processor (8) analyzes the collected information to obtain the maximum speed limit value of a curve road section, and the maximum speed limit value is sent to the early warning feedback subsystem (3). The real-time speed information and the maximum speed limit value of the vehicle are input into the early warning feedback subsystem (3), the speed of the vehicle is dynamically limited in real time, and it is guaranteed that the vehicle safely passes through the curve.
本发明公开了一种基于路面附着系数估计的超高速公路弯道防侧滑限速系统,该系统由数据采集子系统(1)、数据处理子系统(2)和预警反馈子系统(3)组成,数据采集子系统(1)由毫米波雷达(5)、车牌识别装置(6)、路面附着系数估算装置(4)和云端服务器(7)组成,数据处理子系统(2)通过处理器(8)对信息进行加工,预警反馈子系统(3)由车载显示屏(10)、路侧显示屏(9)和车载语音播报器(11)组成,通过处理器(8)对采集到的信息进行分析,得到弯道路段的最大限速值,将车辆实时速度信息和最大限速值输入到预警反馈子系统(3)中,实时动态的对车辆进行限速,保证车辆安全地通过弯道。
Super-expressway curve anti-sideslip speed limiting system based on road adhesion coefficient estimation
基于路面附着系数估计的超高速公路弯道防侧滑限速系统
2022-07-29
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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