The practical dynamic experimental results show that this method can make better filtering and calibration to the integration system, and the positioning precision is high.
通过实际动态试验表明,利用本文提出的方法可有效地对组合系统进行较好的滤波与校正,定位精度较高。
Based on relevant researches, this paper puts forward an integration modeling method based on dynamic model space and integration model.
在相关研究的基础上,本文提出了一种基于动态模型空间和集成模型的集成建模方法。
A new asymptotic numerical method for nonlinear dynamic equations was proposed. In this method, the homotopy perturbation method was improved by using the precise integration technique.
利用精细积分技术对同伦摄动方法进行了改进,构造了一种求解非线性动力学方程的新的渐近数值方法。
A numerical example is given, the results are compared with direct integration method and precision integration method. It is quite effective for computing the structural dynamic response.
文中给出一个算例,其数值结果与直接积分法、精细积分法作了比较,文中方法对结构动力响应计算是十分有效的。
The precise integration method proposed for linear-invariant dynamic system can give precise numerical results approaching to the exa ct solution at the integration points.
对线性定常结构的动力系统提出的精细积分法,能得到在数值上逼近于精确解的结果。
The highly precise direct integration scheme is used for solving modal dynamic differential equation of the structure nd a dynamic load identification method by the modal responses is proposed.
采用无条件稳定的精细逐步积分法求解结构的模态动力学微分方程,构造了通过结构的模态响应反求荷载列阵的迭代算法。
Transient stability analysis based on numerical integration method is applied by solving the dynamic equations, so models of power system are required.
数值积分法通过求解电力系统的动态方程组分析暂态稳定性,因此需要建立电力系统的动态数学模型。
Storage requirements of precise integration method were discussed. Series solution of the method suits dynamic response analysis of large-scale structures much better than other methods.
讨论了精细积分法的存储需求问题,指出级数解更适合计算大型结构的动力响应分析。
An improved increment-dimensional precise integration method for the nonlinear dynamic equation with multi-degree-of-freedom was proposed.
针对多自由度非线性动力方程,提出了一种改进的增维精细积分法。
The precise integration method that appears in recent years has been greatly developed in the research area of structural dynamic analysis.
近年来出现的精细积分法求解结构动力响应的研究已取得了很大的进展。
In this thesis, 3-d coupling vibrations of internal combustion engine shafting are presented basing on dynamic stiffness matrix and precise time-integration method.
本论文以动态刚度矩阵和精细时程积分法为基础,分析了内燃机轴系的三维耦合振动形式。
The precision time step integration method (PIM) is used for the torsion vibration numerical simulation of diesel engine cracked shafting first, and the dynamic stiffness caused by crack is analyzed.
论文首次运用精细时程积分法(PIM)对柴油机裂纹轴系扭转振动进行时域数值模拟,并对裂纹所导致时变刚度的动态性质作了分析。
Moreover, due to the dynamic equations of LPMs with second-order derivative terms in time, the resulting structure-foundation-soil system can be solved by an explicit time-integration method.
此外,由于模型的动力方程具有二阶时间导数项,因而应用本文模型的结构—基础—土系统可以采用显式时间积分求解。
Dynamic response of layered pavements subjected to dynamic loads is analyzed by using the three dimensional(3D) finite element method in conjunction with NEWMARK integration scheme.
应用三维有限元动力学的基本方法 ,结合Newmark积分方法逐步求解运动方程 ,对移动点荷载作用下温克勒地基上板的变形和应力响应进行了分析 。
Dynamic response of layered pavements subjected to dynamic loads is analyzed by using the three dimensional(3D) finite element method in conjunction with NEWMARK integration scheme.
应用三维有限元动力学的基本方法 ,结合Newmark积分方法逐步求解运动方程 ,对移动点荷载作用下温克勒地基上板的变形和应力响应进行了分析 。
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