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为了将液压混合动力技术应用于飞机牵引车,按照飞机牵引车的性能要求,对动力系统的主要参数进行了优化匹配,用数学建模方法对优化结果进行仿真分析;根据再生储能制动需求,设计制动控制系统结构和工作策略;针对受参数摄动影响显著的制动工况,进行双液压蓄能器储能制动配置方式的对比分析,得出最佳工作模式;设计神经网络模糊PID控制器,并在液压混合动力车辆模拟试验台进行性能测试,验证了控制算法的有效性.
In order to apply hydraulic hybrid technology to aircraft tractor, according to the performance requirements of aircraft tractor, the main parameters of the power system are optimized and matched, and the mathematical modeling method is used to simulate the optimization results. According to regenerative energy storage braking demand , And the structure and work strategy of brake control system are designed. According to the braking conditions that have a significant influence on the parameter perturbation, the optimal operation modes are obtained by comparing the energy storage brake configurations of the dual-hydraulic accumulator. The design of neural network Fuzzy PID controller, and performance test on the hydraulic hybrid vehicle simulation testbed, verify the effectiveness of the control algorithm.