The time domain identification of model parameters of rotor bearing systems is helpful for condition monitoring and fault diagnosis of rotating machines.
轴承-转子系统模态参数时域识别对于回转机械的状态监测与故障诊断具有重要意义。
Identification of dynamic natural frequencies and viscosity damping coefficient for a large-scale structure in practical working condition is a very difficult problem.
大型构件在实际工作环境中的系统动态固有频率和粘性阻尼系数辨识一直是一个“棘手”的问题。
Online identification algorithm is developed for railway cars system parameters to realize the scheme for condition monitoring and fault diagnosis system in real time.
为客车行车安全监测诊断系统实时实现上述方案，推导了铁道车辆系统参数的在线辨识算法。
Two main issues were investigated: a) the identification time for road input condition; b) the selection of reference signal on which the control gain are tuned.
主要对路面输入变化的估计时间和用以决定控制增益变化的系统输出信号的选择进行了研究。
Taking off-line control test for example, the reliability of cutting tool condition identification of this monitoring system has been assessed.
并以离线控制试验为实例，考核该系统识别刀具状态的可靠性。
A new method for digital identification and demodulation of MPSK signals is presented under the condition of the Doppler frequency shift of channel attenuation.
针对衰落信道中广泛存在的多普勒频移现象，本文提出了一种MPSK信号数字化识别解调的方法。
The main characteristics of condition identification for free span(CIFS) are discussed firstly.
特征提取是机械状态识别的重要内容。
Objective: to improve a TLC identification condition for Glabrous Sarcandra Herb to enhance its sensitivity.
前言：目的：优化九节茶薄层鉴别色谱条件，以提高鉴别的灵敏度。
Some insect species which could not be identified by the limited condition were then sent to local insect expert for identification.
限于当时条件无法鉴定的，则送国内昆虫分类专家鉴定，共制成昆虫标本4万号。
A new identification method based on apriori information is proposed for time varying process to avoid the ill-condition of least squares method.
提出了一类基于先验信息的时变参数辨识算法以克服病态辨识。
A new identification method based on apriori information is proposed for time varying process to avoid the ill-condition of least squares method.
提出了一类基于先验信息的时变参数辨识算法以克服病态辨识。
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