越南DongNai5电站水轮机结构设计 毕业论文.docx

 PAGE 47 摘 要 本次毕业设计的主要内容是对越南DongNai5电站水轮机进行结构设计。设计主要途径是在给定DongNai5电站水轮机型号和转轮标称直径等基本参数的前提下，通过查阅相关资料进行结构设计。以CAD软件为平台，绘制总装配图、导水机构装配图、导叶布置图和控制环零件图。 关键词：DongNai5电站，水轮机结构，CAD ABSTRACT The main contents of this graduation adsign are the Vietnam DongNai5 hydropower plant hydraulic turbine structural design.The main way of design is with the basic paramrters of DongNai5 hydropower plant model and runner nominal diameter and accessing relevant information for the structural design.Drew general assembly drawings, water guide mechanism assembly drawing,guide vane arrangement drawing and control loop parts drawing. KEY WORDS:DongNai5 hydropower plant, structure of hydraulic turbine, CAD 目 录  TOC \o 1-3 \h \z \u  HYPERLINK \l _Toc359966549 前言  PAGEREF _Toc359966549 \h 1  HYPERLINK \l _Toc359966550 概述  PAGEREF _Toc359966550 \h 1  HYPERLINK \l _Toc359966551 设计内容与要求  PAGEREF _Toc359966551 \h 2  HYPERLINK \l _Toc359966552 1 越南DongNai5电站基本资料  PAGEREF _Toc359966552 \h 3  HYPERLINK \l _Toc359966553 2 轴面流道图  PAGEREF _Toc359966553 \h 4  HYPERLINK \l _Toc359966554 3 水轮机真机运转特性曲线  PAGEREF _Toc359966554 \h 6  HYPERLINK \l _Toc359966555 3.1 等效率线的绘制  PAGEREF _Toc359966555 \h 6  HYPERLINK \l _Toc359966556 3.2 等开度线的绘制  PAGEREF _Toc359966556 \h 10  HYPERLINK \l _Toc359966557 3.3 真机运转特性曲线的绘制  PAGEREF _Toc359966557 \h 12  HYPERLINK \l _Toc359966558 4 埋入部件结构设计  PAGEREF _Toc359966558 \h 13  HYPERLINK \l _Toc359966559 4.1 座环  PAGEREF _Toc359966559 \h 13  HYPERLINK \l _Toc359966560 4.1.1 结构型式  PAGEREF _Toc359966560 \h 13  HYPERLINK \l _Toc359966561 4.1.2 尺寸系列  PAGEREF _Toc359966561 \h 13  HYPERLINK \l _Toc359966562 4.2 基础环  PAGEREF _Toc359966562 \h 13  HYPERLINK \l _Toc359966563 4.3 尾水管里衬  PAGEREF _Toc359966563 \h 14  HYPERLINK \l _Toc359966564 5 导水机构结构设计  PAGEREF _Toc359966564 \h 16  HYPERLINK \l _Toc359966565 5.1 导水机构总体结构设计  PAGEREF _Toc359966565 \h 16  HYPERLINK \l _Toc359966566 5.2 导叶布置图的绘制