constraint of velocity
英 [kənˈstreɪnt ɒv vəˈlɒsəti]
美 [kənˈstreɪnt əv vəˈlɑːsəti]
网络 速度约束
双语例句
- The guidance method satisfies terminal angular constraint as reentry vehicle hitting target, but also ensures minimum loss of maneuvering velocity for reentry vehicle.
该方法利用最优控制理论的思想方法，不仅使飞行器命中目标时满足了终端角度约束的条件，而且保证了再入飞行器机动速度损失最小。 - The results show that refusal strategy used for strict constraint problem has a disadvantage of slow convergence velocity, and penalty function form has great effect on the optimum results.
结果表明，对于约束严的优化问题，拒绝策略收敛速度较慢；惩罚策略中罚函数的形式对优化结果影响较大； - By this method, the number of the dynamic equations is least, but it is necessary that the constraint relations are established between the velocity variation of every rigid body and the generalized velocity variation, the relations are often complicated.
用相对坐标法得到的系统动力学方程的个数是最简数量，但要建立刚体的速度变分与系统广义速度变分之间的约束关系，这种关系有时是非常复杂的。 - FLAC-3D is adopted to simulate the influence of end constraint on patterns of shear bands, velocity and displacement fields.
采用FLAC-3D模拟了端面效应对岩石试件剪切带图案、速度场和位移场的影响。 - The authors investigate the differential kinematics and dynamics of the 3-RSR parallel mechanism, establish the kinematic constraint equations of the movable platform according to the structural character of the sub-chains, and on this basis obtain the closed-form velocity and acceleration formulas of the mechanism.
对3-RSR并联机构的微分运动学及动力学进行了分析，根据支链的结构特征建立了动平台的运动约束方程，以此为基础导出了3-RSR并联机构封闭形式的速度和加速度公式。 - And the modal damping ratio is taken as criterion of optimization; and the constraint condition of nonlinear constrained optimization is processed by using method of penalty function; and the structural parameters in the negative-feedback control system of direct velocity is optimized;
考虑控制增益的影响，以模态阻尼比为优化准则，用罚函数法对非线性约束优化问题的结束条件进行处理，对直接速度负反馈控制系统中的结构参数进行优化。 - Use the camber characteristic of curves to constraint the species group space of GA in traditional method which is based on global characteristics. It accelerates the velocity of convergence of the arithmetic.
利用曲线的弯度特征约束传统基于全局特征方法中遗传算法的种群空间，加快了算法的收敛速度。 - In case that the driving constraint is released, it is shown that the plastic strain leads to the decrease of the amplitude of the angular velocity.
在驱动约束释放之后，塑性应变会影响系统的刚体运动，使角速度变化的幅度减小。 - The thesis determines the desired attitude by two ways. One is based on orbit informations and the other is based on relative orbit information. In these processes the constraint of angular velocity and the constraint of quaternion are added respectively.
本文采取了根据轨道信息确定期望姿态和根据相对位置信息确定期望姿态两种方式，并分别增加了角速度约束和四元数约束。 - Take the terminal state, transfer time and energy consumption standard as constraint condition, a method of design the optimal energy transfer orbit is given, a transfer orbit based on continuous velocity pulse maneuver is getted and diminish the energy consumption in the orbit transfer.
本文以末值状态，转移时间和能耗指标等作为约束条件，给出了最优能耗转移轨道的设计方法，得到基于连续速度脉冲机动的转移轨道，减小了轨道转移过程中的能量消耗。