A method for identifying the instantaneous frequency of a linear time-varying structure was proposed.
提出了一种识别线性时变结构瞬时频率的方法。
Put forward an on-line adoption parameter tracing identification method using GA aiming at the time-varying structure.
提出时变结构的GA在线自适应参数跟踪辨识方法。
Compared with the traditional structural analysis model, the model of time-varying structure system can reflect the internal force distribution of structure well.
与传统的结构分析模型相比，采用时变结构体系模型，结构的内力分布规律更符合实际。
For peak load unit, its process model and structure parameters have obviously fast time-varying characteristic while load changing.
对于调峰机组，当负荷变化时机组的过程模型甚至结构参数都具有明显的快时变特性。
In the simulation we get potential energy, total energy and structure varying with time for each cluster.
在模拟中我们得到了各种尺寸的纳米团簇在不同能量下的温度、势能和结构变化图象。
According to the structure characteristics of a time varying time series model, a new recursive parameter estimation algorithm of the time varying ar model is proposed.
根据对一类时变时间序列模型结构特点的研究，提出了一种时变ar模型的递推参数估计算法。
At the sane time wind loads are neither static nor uniformly varying, and are heavily influenced by the geometry of the structure as well as the surrounding structures and the landscape.
在理智的时间既不是风荷载静力也不均匀变，而且严重影响的几何结构以及周围结构和景观。
The dynamic response analysis after structure goes into the damage stage is performed introducing the proposed method, characteristics time-varying analysis method.
研究了导管架式海洋平台结构在进入破坏阶段后的地震反应特性。
Separate designs of a dual PID controller were presented based on the large time-varying robust digital PID control combining with two degrees of freedom internal model control structure.
在大时变鲁棒数字PID控制方法的基础上，结合二自由度的内模控制结构，实现了控制器参数的数字双PID分离设计。
The uncertainties are time-varying but with confirmed structure.
系统的不确定性参数是时变的，但其结构已知。
In the paper, aim at time - varying characteristic of physical parameters of the structure joint, an online identification method of time-varying parameters of structure joint is presented.
针对结构系统连接处物理参数具有时变特性，本文提出一种用于结构连接处时变物理参数在线辨识方法。
The method presented divides the actual structure into a mechanism model part and a time-varying error model part.
这种方法把真实结构分成机理模型部分和时变误差模型部分。
Based on the nonlinear and time varying parameter of the cabin pressure regulating system characteristics, a control strategy of fuzzy sliding mode variable structure control is proposed.
针对座舱压力调节系统的非线性和参数时变特性，提出了模糊滑模变结构控制方法。
Therefore a mesh has four basic characteristics: geometrical property, topological structure, physical property and time-varying property.
因此，网格具有四个基本特征：几何特性、拓扑结构、物理属性和时变性。
Therefore a mesh has four basic characteristics: geometrical property, topological structure, physical property and time-varying property.
因此，网格具有四个基本特征：几何特性、拓扑结构、物理属性和时变性。
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