衡阳干式变压器:穷举法 衡阳干式变压器
穷举法 衡阳干式变压器
目前,用于工程设计中的优化方法.除上述几种外还有很多,而且也比较成熟。这些优化方法一多对目标函数、约束函数的变间的关系为连续的情况时,是很适用的,但当这些方法应用于离散关系成分较多的优化设计问题时就显得不太适用。在衡阳干式变压器电磁设计中一般要利用许多图表来确定变量间的关系,而应用计算机处理这些图表时,都是以有限个数量的结点的形式来表示的.这样难免会出现函数的不连续或一阶导数不连续.给优化设计工作带来了一定的麻烦。一般对衡阳干式变压器的电磁方案优化设计常以单纯的经济指标或以损耗为目标函数.兼顾不了产品的工艺性及产品设计的系列性,因此其所得的优化结果往往没有实用价值。
由于衡阳干式变压器设计参数的多样性。衡阳干式变压器的电磁优化设计实际上是多目标的优化设计.其有效材料成本,即目标函数往往可以具有许多极值,其优值将在这些极值中选取。
Exhaustive method
For engineering design optimization method. Addition to the several there are many, but also more mature. More than one pairs of these optimization objective function, constraint relationship is a continuous function of the variable most applicable, but when the method is applied to a discrete relationship more optimal design problem of the ingredients is not applicable. Generally in the dry-type power transformer 地 址:山东聊城经济开发区华山路南首30号electromagnetic design to take advantage of a number of charts to determine the relationship between the variables, the application of computer processing of these charts are a finite number of nodes in the form represented so there will inevitably be a function not continuous or discontinuous first derivative to optimize the design work has brought a certain amount of trouble. General program optimization of dry-type power transformers, electromagnetic design often purely economic indicators or loss as the objective function. Both process and product design series can not, therefore, the optimization results obtained are often not practical value.
Due to the diversity of the dry-type power transformer design parameters. Dry-type power transformer electromagnetic optimal design is actually a multi-objective optimization design. Effective material cost, the objective function can often have many extremal select the optimal value in these extremes.
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