车载磁悬浮飞轮电池多模自适应混合控制策略研究

The research object of this project is vehicle maglev flywheel battery. For the jamming signals are various kinds of and real-time changeable, and single control algorithm can't timely response tracking control flywheel rotor, the multi-mode adaptive hybrid control strategy research of vehicle maglev flywheel battery is developed based on the analysis of the vibration response impact of the flywheel battery control system. In view of the complex foundation vibration problems of electric vehicles, the theory knowledge of numerical analysis, system identification, coupling vibration, nonlinear vibration response, are used. The nonlinear dynamic simulation model of vehicle maglev flywheel battery is researched, and the flywheel rotor vibration equation based on parameter model is solved. Through analysis the nonlinear vibration response characteristics of vehicle maglev flywheel battery, one kind of multi-mode adaptive hybrid control strategy based on the parameter self-tuning fuzzy control, classic PID control and unbalance displacement feedforward compensation control is presented, and a real-time switch controller is designed. To implement stable and reliable hybrid control, the influence for the whole vehicle maglev flywheel battery system of the hybrid control strategy will be study, and the mutation behavior effects on the system stability in the process of real-time switch also will be solved. The results of this project can provide important basic theory support for the research of vehicle maglev flywheel battery control system.

本项目以电动汽车车载磁悬浮飞轮电池为研究对象，针对车载工况下干扰信号种类繁多且实时复杂多变、单一控制算法不能及时响应跟踪控制飞轮转子等特点，在分析振动响应对飞轮电池控制系统影响基础上，开展电动汽车车载磁悬浮飞轮电池多模自适应混合控制策略研究。针对电动汽车存在的复杂基础振动问题，综合运用数值分析、系统辨识、耦合振动、非线性振动响应等理论知识，建立车载磁悬浮飞轮电池的非线性动态仿真模型，研究基于参数模型的飞轮转子振动方程；通过分析车载磁悬浮飞轮电池系统非线性振动响应特性，提出基于参数自校正模糊控制、经典PID控制和不平衡位移前馈补偿控制相结合的多模自适应混合控制策略，设计实时切换控制器，研究该混合控制策略对车载磁悬浮飞轮电池整个系统的影响，解决实时切换过程中突变行为对系统稳定性造成的影响，实现稳定可靠的混合控制，为车载磁悬浮飞轮电池控制系统的研究提供重要的基础理论支持。

以电动汽车车载磁悬浮飞轮电池为研究对象，针对车载工况下干扰信号种类繁多且实时复杂多变，单一控制算法不能及时响应跟踪控制飞轮转子，在分析振动响应对飞轮电池控制系统影响基础上，开展电动汽车车载磁悬浮飞轮电池多模自适应控制策略研究。针对电动汽车存在的复杂基础振动问题，综合运用数值分析、系统辨识、耦合振动、非线性振动响应等理论知识，建立车载磁悬浮飞轮电池的非线性动态仿真模型，研究基于参数模型的飞轮转子振动方程；通过分析车载磁悬浮飞轮电池系统非线性振动响应特性，提出基于参数自校正模糊控制、经典PID控制和不平衡位移前馈补偿控制相结合的多模自适应混合控制策略，设计实时切换控制器，研究该混合控制策略对车载磁悬浮飞轮电池整个系统的影响，解决实时切换过程中突变行为对系统稳定性造成的影响，实现稳定可靠的混合控制，为车载磁悬浮飞轮电池控制系统的研究提供借鉴。