The tire blowout or severe leakage real-time monitoring is one of key technologies for developing a tire blowout automatic braking system.An indirect real-time monitoring method to fuse analyses of tire vibration and ...The tire blowout or severe leakage real-time monitoring is one of key technologies for developing a tire blowout automatic braking system.An indirect real-time monitoring method to fuse analyses of tire vibration and effective radius is provided in this paper,and a monitoring system is developed.The calibration and related test results showthat the system can detect the tire blowout in low and middle vehicle speeds and the severe leakage in all speeds timely and accurately.展开更多
为解决高速公路爆胎车辆出现偏航的问题,借助ve DYNA软件进行了的仿真研究。在确定了爆胎车辆轨迹控制的评价指标后,采用模糊PID(Proportion Integral Differential)控制器,规划了爆胎后车辆的方向盘转角,代替驾驶员对爆胎车辆进行方向...为解决高速公路爆胎车辆出现偏航的问题,借助ve DYNA软件进行了的仿真研究。在确定了爆胎车辆轨迹控制的评价指标后,采用模糊PID(Proportion Integral Differential)控制器,规划了爆胎后车辆的方向盘转角,代替驾驶员对爆胎车辆进行方向控制。该方法结合模糊控制和传统PID控制的优点,针对车辆爆胎的复杂环境,自动整定PID控制参数,适应爆胎车辆的参数变化。仿真结果表明:基于模糊自整定PID的爆胎车辆轨迹控制可在保证车辆稳定行驶的同时控制车辆的行驶轨迹,使其在出现较小偏移后回到原路径,具有较好的适应性。展开更多
基金Sponsored by the Applied Foundation Research Project of Suzhou(SYFG0932)
文摘The tire blowout or severe leakage real-time monitoring is one of key technologies for developing a tire blowout automatic braking system.An indirect real-time monitoring method to fuse analyses of tire vibration and effective radius is provided in this paper,and a monitoring system is developed.The calibration and related test results showthat the system can detect the tire blowout in low and middle vehicle speeds and the severe leakage in all speeds timely and accurately.
文摘为解决高速公路爆胎车辆出现偏航的问题,借助ve DYNA软件进行了的仿真研究。在确定了爆胎车辆轨迹控制的评价指标后,采用模糊PID(Proportion Integral Differential)控制器,规划了爆胎后车辆的方向盘转角,代替驾驶员对爆胎车辆进行方向控制。该方法结合模糊控制和传统PID控制的优点,针对车辆爆胎的复杂环境,自动整定PID控制参数,适应爆胎车辆的参数变化。仿真结果表明:基于模糊自整定PID的爆胎车辆轨迹控制可在保证车辆稳定行驶的同时控制车辆的行驶轨迹,使其在出现较小偏移后回到原路径,具有较好的适应性。