参数优化配置的广义奇异摄动弹性飞机模型降阶研究

Flexible Aircraft Model Reduction Research Based on the Optimal Parameter Configuration of the Generalized Singular Perturbation Method

推导了广义奇异摄动法的降阶方法,介绍了其在飞机模型降阶应用中的优点,针对算法中出现的参数ξ进行了分析,以弹性飞机模型为平台提出了ξ的优化配置并进行了仿真。结果表明,采用该参数配置的广义奇异摄动模型降阶方法可以用于弹性飞机模型降阶。

Generalized singular perturbation reduction method is derived, the advantages in the applications of aircraft model reduction are introduced, the parameter ξ is analyzed in the algorithm. With flexible aircraft mod- el as a platform, the optimal configuration of ξ is proposed and simulated. Simulation results indicate that the parameter configuration method can optimize model reduction effect in flexible aircraft model.