Dynamic coefficient matrix is introduced in this paper.
本文引进动态系数矩阵。
A new method for on-line identifying oil film dynamic coefficient of large journal bearing is proposed.
提出一种可用于大型滑动轴承油膜动特性系数在线识别的新方法。
This paper also com- pute the dynamic coefficient of system, proving that its structure design is reasonable.
最后计算了系统的动力系数,验证了其结构设计的合理性。
A method with probe and sensors is recommended to determine, the dynamic coefficient of friction in deep-drawing process.
主要介绍利用探针和传感器测定拉深过程中摩擦系数的实验方法,据此获得变形区内摩擦系数的分布情况。
The aerodynamic coefficient varies with dynamic pressures always linearly, no matter what a rigid aerodynamic force may be linear or non-linear.
不论刚体气动力为线性还是非线性,气动力系数随动压变化的趋势均呈线性。
The dynamic testing method of a prestressed continuous box bridge, the testing result and the analysis of the dynamic coefficient are presented.
文章拟介绍某预应力箱形桥梁的动力测试方案,动力系数测试结果及分析。
Finally, the influence induced by variation of dynamic coefficient of permeability on soil displacement and stress under harmonic vibration load is investigated.
根据算例,研究了在周期荷载作用下,地基中的超静孔隙水压力、位移的幅值随动力渗透系数变化的一般规律。
Theory analysis of dynamics modal, solving method and calculate formula of large quayside container crane dynamic coefficient of lifting, and practice test is processed.
对确定大型岸桥起升动载系数的力学模型、求解方法和计算公式等进行了理论研究,并进行了实际测试。
Using EWMA to forecast the portfolio's dynamic transferred variance-covariance matrix, we can get more reasonable and precise dynamic transferred coefficient matrix.
采用EWMA模型预测动态变化的方差-协方差矩阵,从实证的角度得到更精准的动态迁移相关系数矩阵。
The influence coefficient methods were applied in dynamic balance of hydrogenerator rotor at site to solve the vibration fault in this paper.
将影响系数法应用于水轮发电机转子现场动平衡,消除其振动故障。
Using gain coefficient to derive the dynamic equations of laser systems.
利用增益系数推导激光系统的动力学方程。
A new cutting dynamic model and its transfer function as well as the formula of the viscous coefficient are established in the overstress constitutive equation.
运用材料的粘塑性本构方程建立了新的切削动力学模型及其传递函数,并给出了材料粘性系数表达式。
The coefficient of friction for static contact is higher than for dynamic contact, so static contact provides better traction.
此时因为静摩擦系数比动摩擦系数高,所以静摩擦的附着力较大。
The method and example of pass optimization design of high speed wire rod finishing mill by dynamic programming with minimum total tension coefficient are described.
阐述了以动态规划法按最小总张力系数对高速线材轧机精轧机组孔型进行优化设计的方法与实例。
The results showed that the change of time-varying parameters (coefficient) in dynamic AR model has a regularity. Its increments are piled up by some simple period functions.
结果表明,动态自回归模型时变参数(时变系数)的变化是有规律的,其增量大体上是一些简单周期函数的叠加。
Because of the meshing stiffness of a gear pair, the governing equation denotes a linear dynamic system with periodic time-varying coefficient.
由于齿轮副啮合刚度的影响,动力学方程序代表了一个具有时变系数的线性动力系统。
Viscosity damping coefficient is an important dynamic parameter of diesel engine.
粘性阻尼系数是柴油机调速器的一个重要的动态参数。
The problem of satisfactory PID control for a class of stochastic systems with constraints on dynamic error coefficient, steady-state output variance and relative stability margin is considered.
研究一类随机系统具有期望的动态误差系数、稳态输出方差和相对稳定裕度约束的满意PID控制问题。
It indicate that the microstructure of loess has great influence not only to the seismic subsidence coefficient, but also to the critical dynamic stress.
结果表明黄土的显微结构对震陷系数有较大影响,并与震陷的临界动应力关系密切。
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。
The inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved.
逆变系统采用带前馈校正的变比例变积分系数的模糊控制器,提高了系统的动态响应指标;
Aimed to decrease damping coefficient and enhance pump's dynamic performance, a method for reducing the radial plunger pump stator forces was developed by analyzing the type JBP-63 pump stator forces.
为了降低阻尼系数进一步提高泵的动态性能,通过对JBP-63型径向柱塞变量泵定子受力仿真分析,研究了减小径向柱塞液压泵的定子不平衡力的方法。
Finally through simulation of energy consumption, we analyze the difference between dynamic analysis method and the effective heat transfer coefficient method.
最后通过能耗模拟,比较了动态计算方法和有效传热系数法的差别。
A dynamic weight coefficient solution is proposed to determine the weight coefficient of objective function.
为了确定各个目标函数间的权重系数,提出一种动态权重系数求解方法。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
分析了影响型砂紧实率控制精度的因素,建立了型砂紧实率-水分回归系数的动态模型。
The convergent rate of the network was improved by inducting the dynamic step length and the coefficient of inertia item.
通过引入动态步长和惯性项系数提高了网络收敛速度。
To analyze helicopter rotor dynamic stability with a high degree of accuracy, accurate and reliable damping coefficient determinations of rotor structure are needed.
为了提高旋翼动稳定性理论模型的分析精度,需要精确地确定旋翼系统的结构阻尼系数。
Finally, the curves of axial strain and dynamic pore water pressure coefficient were figured and analyzed.
最后,绘制了试样轴向应变与动孔隙水压力系数的关系曲线,并分析了曲线的变化规律。
The article introduced methods of drilling shaker dynamic measurement based on IVC, taking damping coefficient, natural frequency and vibration model as examples.
并以振动筛阻尼系数、固有频率和振型为例,介绍了基于智能控件化虚拟仪器技术的钻井振动筛动态特性检测方法。
The article introduced methods of drilling shaker dynamic measurement based on IVC, taking damping coefficient, natural frequency and vibration model as examples.
并以振动筛阻尼系数、固有频率和振型为例,介绍了基于智能控件化虚拟仪器技术的钻井振动筛动态特性检测方法。
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