查询词典 equation of state

A mathematical model and linear state control equation of semi - active control landing gear is established.

建立起了半主动控制起落架的数学模型和线性状态控制方程，并根据现代控制理论分析被动控制起落架系统的稳定性和可控性。

The thesis documents emphatically analyze the state of equation of powders as well as the macroscopical and microcosmic mechanism of explosive compaction of powders, also the action of shock wave on powders in load settings.

论文着重分析了爆炸粉末烧结中的多孔材料的冲击状态方程、宏观机理以及细观机理；对加载装置进行冲击波对粉末作用的分析。

Based on the basic reliability computation, established the relationship between the load effect and basic stochastic variable dealing with statistical features of variables,and then established the state equation of limit.

基于可靠度基本理论，考虑变量的随机特性，建立荷载效应与基本随机变量之间的关系，建立极限状态方程，在此基础上进行拱坝的拱座—重力墩的抗滑稳定可靠度分析，计算其可靠指标β。

In this course three-dimensional finite element method is used to calculate the stress and deformation of the metal structure.The influence coefficient method is adopted to obtain the expression between the load and the offect ,and form the limit state equation of all failure mode.Finally.corresponding reliability indices are obtained with the JC method under truncated distribution.

在此过程中，运用三维有限元计算了门机金属结构的应力和变形，采用影响系数法，建立起荷载与荷载效应的显式关系，进而建立了各失效模式的极限状态方程，再用可截尾处理的JC法求出相应的可靠指标。

Thus this paper first introduces a general approach to continuous element methods for one-dimensional structures,in which the continuous element methods is computed numerically and directly from the transfer matrix from the state vector equation of motion of a structure.

因此，介绍一维结构的连续单元法的一般方法：由结构运动方程建立状态向量方程和利用单元传递矩阵得到单元的刚度矩阵。

Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array,a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the Eulers theorem and the coordinate transform is introduced. The dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. So it offers theory foundation for analyzing the dynamic characteristic and designing robust control.

由于猎雷艇作为动基座的存在和声纳基阵的框架结构特点，提出了以艇体坐标系为运动坐标系，运用变形的欧拉定理和坐标变换建立声纳基阵相对自身坐标系的旋转运动方程的建模思想；将所建立的矢量形式的动力学模型展开整理，获得了状态矩阵形式的猎雷声纳基阵动力学方程，为系统动力学模型的实用化奠定了基础。

It is indicated that, the bending curve is not asymmetrical and there will not have moment of flexure on the top of the bending section. Based on a slantwise constant-thick beam which foot is fixed, and took deadweight of bending section to account, a theoretical differential equation of third order for buckling equilibrium state was established.

在分析了顺层斜坡地质原型变形形态的基础上，由考虑自重的阻滑端固定的斜置等厚弹性板梁模型，提出了以地质原型变形形态抽象出相应边界条件的分析方法，及理论上求解挠曲线的适定三阶微分方程。

They explain the interaction between these parameters, and help to the design of active vibration control system of piezoelectric smart cantilever beam. On the above, the optimal model with m pairs of PZT sensor/actuator and state equation are established, and the PZT films position/length and the feedback control gain are optimized with the method of moving asymptotes.

在此基础上，本文进一步研究了同位布置多对压电传感/致动元件的悬臂梁关于压电传感/致动单元对的布置、长度和控制增益的优化设计模型，并利用MMA(the method of moving asymptotes)算法对压电片的位置、尺寸和控制增益进行了优化计算。

The state equation of induction motor with G-type parameters was established and a flux observer was designed based on U-N model. The speed adaptive law was deduced by the theory of Lyapunov stability. A method of model reference adaptive speed estimation based on the full order flux observer was proposed and a scheme of induction motor direct torque control without speed sensor was studied.

建立了基于异步电机G-型参数的状态方程，给出了基于U-N模型的定子磁链观测器；基于李雅普诺夫稳定性理论推出了速度自适应律，给出了基于这种全阶磁链观测器方案的模型参考自适应速度辨识方法。

The plane-wave solution of the system of the fluid-gas-dam and the FEM model of gas isolations based on the state equation of...

1.5.3 地震反应的动态设计方法 251.5.4 地震作用的不确定性 251.6.1 结构振动控制方法 25-261.6.2 大坝气幕隔震 26-28

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。