约束优化

To enhance the monitor efficiency of optimization process, an efficient sensitivity analysis method based on the idea of orthogonal experiment is advanced, which is unlimited to specific algorithm and can be commonly used to discrete, underivable or implicit optimization problems.

在改进寻优算法方面，研究了基于Lagrange函数的适合于求解一般约束问题的神经网络模型算法，探讨了神经元非线性度和拉氏乘子等对优化效率的影响，提出了提高网络优化效率的控制策略。

The closed-characteristic expression is proven to be of a A-class entire function and some related propositions are also given. Based on them a series of nathematic deviations are done, which brings an analytic expression between the controller parameters and the cost funtion as well as the restrictions on the optimization problem. In this way the original proposition is concretized for solving.

从系统的传递函数出发，首先证明系统闭环特征函数为A-类整函数的性质并给出其它有关定理，然后进行一系列数学推导，得出了控制器参数与目标函数间的解析关系式及优化的约束条件，由此产生参数优化的具体命题。

Research purpose:With reinforced concrete single Jin rectangle cut the price of the building of surface beam for target function, cut surface highly and go together with Jin rate as from change to measure, use Nao degree as to control a condition, build up a stipulation condition, can get the line don'tbe excellent to turn mathematics model, and make use of MATLAB Optimize tool box to pass plait distance to carry on solving.

研究目的：以钢筋混凝土单筋矩形截面梁的造价为目标函数，截面高度和配筋率作为自变量，以挠度作为控制条件，建立约束条件，可得非线性优化数学模型，并利用MATLAB优化工具箱通过编程进行求解。

A sensitivity analysis of adjoint method is presented to analyze the topology optimization problems. Meanwhile, the globally convergent version of the method of moving asymptotes is used in the optimization algorithm.

提出了适用于微型柔性机构多目标拓扑优化设计的伴随矩阵敏度分析方法，并将广义收敛移动渐进算法用于多目标多约束微型柔性机构拓扑优化问题的求解。

One is a large scale nonlinear programming model with equalities, the other is a more complicated NP hard and nonlinear compound 0-1 programming model. It is difficult for the existed algorithms to fulfill the demands of efficiency and size for the above problems. Two corresponding genetic algorithms are presented, in which several suitable genetic operations are constructed to make the optimization search process in the range of feasible solutions.

一个为大规模的带等式约束的非线性规划模型，另一个为更为复杂的带NP难解问题的混合非线性0-1规划，已有算法都难以满足上述两种问题的求解规模及效率的需要，我们给出了相应的遗传算法，确定了适当的遗传操作，使得问题的寻优过程始终都在可行解范围内进行，不仅提高了优化速度，而且有效地提高了优化效果。

The multivariable constrained control software packages of some foreign software companies, which all center on predictive control techniques and integrated control, optimization and modeling together, have obtained great successful applications in hundreds of industrial enterprises involved in petrochemical, chemical, oil-refining and steel plants, and created distinct benefits.

国外几家控制与优化软件公司推出的以预测控制技术为核心的多变量约束控制软件包，集控制、优化及建模于一体，在国外获得了极大的成功，为成百上千的工业企业创造了巨大的经济效益，应用遍及石化、化工、炼油、钢铁等领域，成为当今最受关注的控制技术和软件。

In this paper, Plate Girder Element and Virtual Laminated Element were used to analyze P.

中文题名预应力混凝土斜拉桥施工控制研究副题名外文题名 Construction control study of P.C.cable-stayed bridge 论文作者施笃铮导师徐兴项贻强教授学科专业结构工程研究领域\研究方向学位级别博士学位授予单位浙江大学学位授予日期2002 论文页码总数123页关键词预应力混凝土斜拉桥施工控制斜拉桥桥梁施工馆藏号BSLW /2002 /U448 /36 本文用平面杆系理论和空间虚拟层合单元法，在对预应力混凝土斜拉桥整桥结构进行分析的基础上，用正装迭代法对该斜拉桥进行分阶段施工仿真分析；又通过建立有约束的非线性优化模型，对预应力混凝土斜拉桥的施工控制参数（初始张拉索力和立模标高）及成桥状态进行优化，进而建立预应力混凝土斜拉桥施工控制系统。

The QoS multicast routing optimization problem was changed into a quasi-continuous problem by using a node series encoding method. Constrained terms in the problem were processed by the penalty function.

该算法采用一种节点序列编码方案，将路由优化问题转化成一种准连续优化问题，并采用罚函数处理约束条件。

Optimization method is applied to the layout design of mechanisms on trolley in order to maintain an even distribution of optimization design on an example a trolley with given wheel base and track gauge ,using even distribution of wheel loads as an objective funtion and condition of a signle hook lifting trolley as restrictive condition

桥式起重机的大车设有起升机构和小车运行机构，为使小车轮压呈均匀分布，应对大车的机构布置进行优化设计，以知大车轨迹和轴矩为例，以车轮轮压均匀分配为目标函数，按单钩起重大车的条件提出约束条件，对优化设计的结果进行分析如下

The constraints of the missile flying with SAR at the flight time are built, and the missile command acceleration is used as control variables to set up the objective function about the dwell time and the desired azimuth resolution. The control variables are optimized using the genetic algorithm, and an optimal trajectory is gotten.

首先建立了弹载SAR条件下导弹飞行的约束，然后以导弹指令加速度为优化变量，构造了与方位分辨率和波束驻留时间相关的目标函数，采用遗传算法进行寻优，设计得到了弹载SAR平台的优化弹道。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。