传统的振动分析常采用傅立叶分析法，对于柴油发动机某些非平稳振动信号，傅立叶分析可能给出虚假的结果，从而导致错误诊断。
As for some of the unsteady vibration signals of diesel engine, false result may be provided by using Fourier analysis, thus error diagnosis would be induced.
本文研究表明，对于给定的导风云图序列，如果示踪云在给定时间间隔内的位移小于两个像距，适用傅立叶相位分析法计算云迹风；
Studies in this article show that if the displacement of target cloud is less than two pixels, Fourier analysis technique is an appropriate method of computing CMW.
本文提出了一种考虑槽导体有效宽度时转子谐波漏抗的分析方法，即傅立叶变换分析法。
This paper puts forward an analysis method of rotor harmonic leakage reactance in consideration of conductor effective width in slots, ie, Fourier analysis.
应用推荐