| 基于延长序列法的动态测试研究 |
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| 引用本文： | 李冠华,许化龙.基于延长序列法的动态测试研究[J].宇航计测技术,2000,20(4):45-50. |
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| 作者姓名： | 李冠华 许化龙 |
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| 作者单位： | 西安二炮工程学院研究生二队 |
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| 摘 要： | 对具有高阶传递函数的某控制系统仪器 ,采用延长序列的傅立叶变换方法 ,准确、快速地得到了其动态频率特性 ,并用改进的Levy方法准确辨识出了系统模型。
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| 关 键 词： | 动态测量 延长序列 快速傅立叶变换 频率特性 Levy方法 |
The dynamic measurement method based on extended sequence |
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| Li Guanhua,Xu Hualong.The dynamic measurement method based on extended sequence[J].Journal of Astronautic Metrology and Measurement,2000,20(4):45-50. |
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| Authors: | Li Guanhua Xu Hualong |
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| Institution: | Li Guanhua\ Xu Hualong |
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| Abstract: | Describes the dynamic frequency measurement of control system equipment based on extended sequence Fourier transform method, which has higher order transfer function. The frequency parameters of the system are gained rapidly and correctly. Moreover, its mathematical model is accurately identified by modified Levy method. |
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| Keywords: | Dynamic measurement Extended sequence WFFT Frequency characteristic Levy method |
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