优秀毕业论文——基于MATLAB的V带传动优化设计说明书.docVIP

PAGE \* MERGEFORMAT PAGE \* MERGEFORMAT 1 摘要 常规的V带传动设计过程复杂而且没有实现优化，所以设计结果往往难以达到预期的最优结果。该课题将采用基于MATLAB的多目标优化方法。通过建立数学模型，以获得最小的带轮半径、最少的皮带根数和最短的中心距为目标。并运用权重因子把多目标问题问题转化成单目标问题。结果取得了良好的优化效果，通过和常规设计比较，基于MATLAB的优化设计结果更加结构紧凑、满足要求。 关键词：MATLAB；V带传动；优化设计 PAGE \* MERGEFORMAT PAGE \* MERGEFORMAT 1 Abstract The traditional design of classical V-belt drive is complicated and without using optimization;so it is hard to achieve expected optimal result.This article intruduces the multiobjective optimal design of classica V-belt drive based on optimization tool-Matlab.According to this method,the optimal mathematical modle is built,which targets smallest quantity ,least belts and shortest center distance.And then apply a weighting factor to multi-objective problem into a single objective problem.The results show obvious optimization effect.Compared to the traditional design,the V-belt design becomes simper and more applicable. Keword:MATLAB;V-belt transmission;optimization design TOC \o 1-3 \h \u 目 录 HYPERLINK \l _Toc7246 第一章 绪论 PAGEREF _Toc7246 3 HYPERLINK \l _Toc29365 1问题的提出 PAGEREF _Toc29365 3 HYPERLINK \l _Toc15838 1.1.1 V带传动设计中存在形成多方案的可能性 PAGEREF _Toc15838 3 HYPERLINK \l _Toc1574 1.1.2V带传动的带速应合理选择 PAGEREF _Toc1574 3 HYPERLINK \l _Toc13822 1.1.3设计时考虑中心距可调节的方案 PAGEREF _Toc13822 4 HYPERLINK \l _Toc31467 1.1.4设计中v带传动的寿命应予以充分考虑 PAGEREF _Toc31467 4 HYPERLINK \l _Toc31799 1.2优化的提出 PAGEREF _Toc31799 5 HYPERLINK \l _Toc24524 1.2.1优化的定义 PAGEREF _Toc24524 5 HYPERLINK \l _Toc14225 1.2.2常见V带传动的几种优化方法 PAGEREF _Toc14225 5 HYPERLINK \l _Toc15847 1.2.3优化方法的确定 PAGEREF _Toc15847 5 HYPERLINK \l _Toc613 1.3MATLAB的语言特点 PAGEREF _Toc613 6 HYPERLINK \l _Toc27932 1.3.1编程效率高 PAGEREF _Toc27932 6 HYPERLINK \l _Toc22719 1.3.2用户使用方便 PAGEREF _Toc22719 6 HYPERLINK \l _Toc24271 1.3.3扩充能力强 PAGEREF _Toc24271 6 HYPERLINK \l _Toc17927 1.3.4语句简单，内涵丰富 PAGEREF _Toc17927 6 HYPERLINK \l _Toc27974 1.3.5高效方便的矩阵和数组运算 PAGEREF _Toc27974 7 HYPERLINK \l _Toc26939 1.3.6方便的绘图功能 P