1) Constraint function perturbation
约束扰动
2) minimal perturbation constraint
极小扰动约束
1.
Optimality conditions of minimal perturbation constraints nonlinear programming;
极小扰动约束非线性规划的最优性条件
3) constrains driving
驱动约束
1.
This paper introduces the 3D simulation based on VBA and constrains driving,by the simulation for the feeding of a drill press in the environment of Inventor assembly.
介绍了在Inventor装配环境下,基于集成的VBA和驱动约束实现三维仿真模拟。
4) dynamic constraint
动态约束
1.
Considering the flexible effect of the harmonic retarders,the style of dynamic constraint of the flexible beam during control was analyzed;then,the modal frequency and vibration shapes related to the control parameters and hamonic retarder s rigidity parameter were obtained.
在考虑谐波减速器柔性效应的前提下,分析了臂杆运动过程中的动态约束类型,得到包含系统控制参量和谐波减速器刚度系数的模态频率和振型方程。
2.
This paper constructs the fuzzy-valued dynamic constraint concept networks on the theoretical basis of the fuzzy sets and the semantic networks,introduces the basic construction method of this concept network,and puts forward the text analysis algorithm based on the concept network.
文章在模糊集和语义网络的理论基础上,构建了模糊值动态约束性概念网络,介绍了该概念网络的基本构建方法,并提出了基于概念网络的文本分析算法。
3.
On the theoretical basis of the neural networks and the semantic networks,this article constructs the dynamic constraint concept networks,introduces its characteristic of constraint,dynamic and inheritance,and puts forward the model of knowledge retrieval based on the concept networks and the heuristic dynamic retrieval algorithm.
本文在神经网络与语义网络的理论基础上 ,构建了动态约束性概念网络 ,介绍了概念网络的控制约束性与时变动态性等特征 ,并提出了基于概念网络的知识检索模型和启发式动态搜索算
5) kinematic constraint
运动约束
1.
based on an analysis of the effect of the kinematic constraint on system s stochastic observability.
基于运动约束的引入对系统随机可观测性影响的分析,给出滤波器稳定的充分条件和性能改善的一种度量。
2.
A method to solve the compatibility equation of distortion indirectly is put forward based on the kinematic constraint relation.
提出利用运动约束关系来间接求解过约束并联机构变形协调方程。
补充资料:持续作用扰动下的稳定性
持续作用扰动下的稳定性
stability in the presence of persistently acting perturbations
持续作用扰动下的稳定性仁咖幽勺协触脚。曰盆兄of哪滋众团ya曲嗯碑由州画d.侣;yc功后”.即c几np班noc”-,。110朋益e拍即IO四,x BO3M脚日e朋,xj 初值问题 交=f(x,r),x(t。)二x。,x任R”(*)之解x。(t)(t)t。)的如下性质:对每一个。>O都有一个占>O使得对每一个适合不等式!y。一x。}<占的夕.,,以及满足以下条件的每一个映射g(x,:): a)在集合 E:={(x,t):t)t。,{x一x。(t)i<。}上g和g,都连续; b)s印(:,,)。::}夕(x,t)一f(x,t)I<吞,初值问题 乡=g(y,t),夕(t。)=夕。,夕任R”的解y。(t)对一切t)屯,有定义且满足不等式 suP}y。(t)一x。(t)}<£. r)t。 Bohi定理(B心h】t玩”~)(【11).设初值问题(,)有解x(t),t)t。,满足以下条件: 幻f和fx对某个。。在瓦。上连续; 刀)s叩。,:。4}人(x(t),t)}}<+的: 下)映射f在点(x(t),‘),t)t。,处对x可微,这个可微性对t)t。是一致的,即 s叩兴}厂(二(‘)+,,,)一f(、(。),:)+ ,》万。}y} 一人(x(t),亡)yl~0当y一,O时.这时,为使初值问题的解在持续作用的扰动下为稳定,必要与充分条件是:方程组又=厂(x,t)沿解x(t)的变分方程(粗血tiona】叹业tio璐)组的上奇异指数(见奇异指数(s泊g止汀exponents))小于零. 若f(x,t)不含t(即自治系统),而解x(t)为周期的或常值的;或者f(x,t)对t有周期而解x(0也有相同的(或可公度的)周期或者常值,则:l)Bohi定理中所陈述的一致可微性条件是多余的(它可从定理的其他条件导出);2)方程组交=f(x,t)沿解x(t)的变分方程组的上奇异指数可以有效地算出来.【补注】持续作用扰动下的稳定性也称为持续扰动下的稳定性(stab正ty Under pelsis招ni perturhatio幻)或全稳定性(total stabiljty).
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条