基于频谱分析的飞行模拟器飞行性能验证

Validation of Flight Simulator＇ s Flight Performance Based on Spectrum Analysis

介绍频谱分析用于仿真系统模型验证的原理和方法,提出一种应用频谱分析进行飞行模拟器飞行性能验证的方案。结合飞行试验和仿真模型的输出数据,分别采用窗谱估计和最大熵谱估计方法对某型飞行模拟器的飞行性能进行验证,并对验证结果进行分析。结果表明,频谱分析法用于飞行模拟器飞行性能的验证是有效的,可为其他训练模拟器的性能验证提供参考。

The validation theory and method of simulation model based on spectrum analysis is introduced. A validation scheme of the flight simulator＇ s flight performance based on spectrum analysis is put forward. Using the output data of aerial experiment and simulation model, the flight performance of flight simulator is validated through window spectrum estimation and maximum entropy spectral estimation method, and the result is analyzed. The result shows that this kind of method is workable and can be used in other training simulators＇ performance validation.