实践证明了,倒频谱在检测周期信号和识别边频上具有独特的功能。
The special functions of cepstrum in testing cycle signal and side-band identification were fully proved by application.
本文从齿轮啮合动力学出发,研究了调制边频结构的形成及其数学上的描述。
Based on gear dynamics, the formation of side-band and its mathematical description are researched in this paper.
分析表明倒频谱在识别边频及测试系统传递函数的影响方面具有显著的特点。
The analysis indicates that the inverse spectrum has a noticeable feature to distinguish the influence of the side frequency and identify the transfer function of the testing system.
分析表明倒频谱在识别边频及测试系统传递函数的影响方面具有显著的特点。
The analysis indicates that the inverse spectrum has a noticeable feature to distinguish the influence of the side frequency as well as the transfer function in measuring test system.
倒频谱可以识别信号中较弱的周期成分,并对识别调制信号的边频县有特殊的效果。
Using power cepstrum the weaker periodic signal can be recognized, and the side frequency of modulation signal can be recognized effectively.
研究表明,上(或下)边频分量输出幅度增益是噪声的强度和相关时间以及上(或下)边频分量频率的非单调函数。
It is shown that the OAG of the USC (or the LSC) is a non-monotonic function of the strength and correlation time of the noise as well as the frequency of the USC (or the LSC).
本实用新型公开了一种电能质量调节器,它包括原边电压变换器、高 频变压器和副边电压变换器。
The utility model discloses an electric energy quality regulator, comprising an original edging voltage changer, a high-frequency transformer and an auxiliary edging voltage changer.
介绍了一种五相混合式步进电动机恒频斩波恒总流驱动新技术,及新五边形绕组联接方式,并给出了样机的实验结果。
This paper presents a new driving technique of 5-phase hybrid step motors and a new pentagon connecting pattern, the experimental results are given.
介绍了一种五相混合式步进电动机恒频斩波恒总流驱动新技术,及新五边形绕组联接方式,并给出了样机的实验结果。
This paper presents a new driving technique of 5-phase hybrid step motors and a new pentagon connecting pattern, the experimental results are given.
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