目标函数

Optimum design methods have been presented for axial symmetry rotation components on ANSYS.

对采用ANSYS软件对轴对称旋转构件优化设计中模型的建立、单元的选用、网格划分、约束条件及载荷的施加、目标函数的确定等问题进行了较详细地介绍。

Base on incidence angle theory together with objective function with small design variable, computing time is reduced rapidly when Hooke-Jeeves method is applied in optimization design.

建立在转轮进口冲角理论基础上和以较少的权系数为设计变量的目标函数的Hooke-Jeeves优化方法极大地缩短了获取反击式优秀转轮所需的计算时间。

Regarding small convergence interval of conical degree as machinery sealed ring basic principle of structure optimization,with the maximum contact pressure as goal function,with the wear allowance of float ring as designing variable,the first order optimization method was applied to carry on thermal-structural coupling finite element optimization analysis of machinery sealed ring.

以小锥度的收敛间隙为优化原则，以最大接触压力作为目标函数，以静环端面的磨损裕度为设计变量，采用一阶优化法进行机械密封环热-结构耦合有限元优化计算。

The determination of goal function,and boundary condition,optimization method and simulation accuracy are also discuased.

讨论了目标函数和约束条件的确定、优化方法的选择及提高模拟精度的措施。

FR conjugate gradient methods with perturbations are proposed. The global convergence property of the first method is proved under the condition of main directions' sufficient descent. Whereas, in the proof of the convergence for the other two methods, we only need main directions' descent. Importantly and quite interesting, boundedness conditions such as objective function being bounded below, boundedness of level set are not needed. Chapter 5 presents a version of Dai-Yuan conjugate gradient method with perturbations.

在主方向充分下降的条件下证明了第一个方法的全局收敛性，而后两个方法的收敛性是在主方向下降的条件下证明的，这些收敛性证明的一个共同特征就是不需要目标函数有下界或水平集有界等有界性条件，第5章采用Wolfe或Armijo步长规则提出了带扰动项的Dai-Yuanabbr。

The first model is the optimization problems with s linear objective function subject to a system of fuzzy relation equations and a system of fuzzy relation inequalities, which are solved by using path method and 0-1 integer programming with branch and bound method.

第一种为约束为模糊关系方程和模糊关系不等式的具有线性目标函数的优化问题，采用路径法及0-1整数规划中的分枝定界法对其求解；第二种为约束为模糊关系方程和模糊关系不等式的格线性规划问题，采用直接法、路径法及0-1整数规划法对其求解；第三种为模糊关系不等式为模糊的，即约束中有一个可接受的容差，采用容差法及正负理想法对其求解；第四种是一种新的可能性模糊线性规划问题，采用模糊数大小比较法、"切片-粘贴"法及正负理想法，并设计了随机模拟的遗传算法对其求解；第五种为期望值模型，利用期望值将其转化为清晰约束系数的线性规划问题的方法。

At the same time,in order to insure the calculability of the objective function in the searching process of the particle swarm,neural network is used to model the voltage boosting circuit.

同时为了保证粒子群在搜索过程中目标函数的可计算，采用神经网络对升压电路进行建模，通过实验数据对神经网络进行训练并测试。

Then with the intensity distribution being the optimization criterion,a new effective optimum way to design the structure of the Cassegrain reflective system is introduced here.

据此，本文提出了以该衍射效应作为卡塞格林反射系统结构优化设计的目标函数，该方法具有直观和量化的优点。

A new objective function based on the Cayley's heorem is presented in this paper.

本文利用凯莱定理提出一种新的目标函数，它导致的是一个十分简单的线性最小二乘问题。

And deal with the choice problem of object function of enterprise under the different market structure.

并在完全竞争、完全垄断、寡头垄断等不同市场结构下，讨论了企业生产决策的目标函数问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。