The state space equations for vibration and stability of composite laminated beams under axial compression have been derived for arbitrary boundary conditions.
建立了组合梁在任意边界条件下振动与稳定性的状态空间控制方程和振动频率与轴压载荷之间的相互关系式。
The dynamical property of this model is described by dual differential equations and it can find out several stable equilibrium points from any initial point in the state space.
该模型的动态特性可由对偶微分方程描述，它具有从状态空间内任一初始点找出多个稳定平衡点的能力。
To reduce the horizontal vibrations of high-speed elevator, a 4DOF dynamic model of elevator was developed, and the differential equations and the state space model were also given.
为了降低高速电梯的水平振动，建立了4自由度的电梯轿厢水平振动主动控制的动力学模型，给出了微分方程，建立了状态空间模型；
The derivation of state space models is no different from that of transfer function in that the differential equations describing the system dynamics are written first.
状态空间模型的推导与传递函数的推导没有什么不同，总是先将描述系统特性微分方程写出来。
By introducing dual variables, the dual governing equations and boundary conditions, which are composed by mixed variables under whole state space, are obtained.
引入对偶变量，进一步建立使问题化为在以混合变量组成的全状态辛空间中的控制正则方程和初边条件。
Utilizing principle of potential energy to obtain governing differential equations, to turn differential equations into state equations by means of state space method.
用最小势能原理得到控制微分方程组，采用状态空间法将微分方程化为状态方程。
State equations the derivation of state space models is no different from that of transfer function in that the differential equations describing the system dynamics are written first.
状态空间模型的推导与传递函数的推导没有什么不同，总是先将描述系统特性微分方程写出来。
The bond graph method for the complete dynamic problem of mechanical system is introduced. The unified formula of system state-space equations is derived.
介绍了机械系统完全动力学问题的键合图法，推导出系统状态方程的统一公式。
Using the method of entending state space, we build the optimal equations (OE) and supply some conditions under which the solution of OE and optimal policies existe.
利用扩大状态空间的方法，建立了此模型的最优方程，并给出了最优方程有解及其最优策略存在的条件，从最优方程出发，用概率的方法证明了最优策略的存在性。
Coupled with the structural equations, the models for transonic aeroelasticity in state-space are got.
耦合结构动力学方程，建立了基于状态空间的跨声速气动弹性分析模型。
The name of it comes from the lower-triangular form of system matrix in state-space equations when it is linear.
这一名称来源于下三角结构线性系统写成状态空间表达式后，系统矩阵中所表现出的下三角形状；
The name of it comes from the lower-triangular form of system matrix in state-space equations when it is linear.
这一名称来源于下三角结构线性系统写成状态空间表达式后，系统矩阵中所表现出的下三角形状；
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