毕业设计说明书_110kV大新架空送电线路设计.doc

毕业设计说明书 110kV大新架空送电线路设计 院、系、部： 电力工程学院 专 业： 电气工程及其自动化（××××××） 摘 要 本文从工程设计理论出发，较详细地分析了110kV大新架空线路设计中的各种应用的理论和实现方法，内容包括架空线的应力和弧垂计算、杆塔形式的选择、线路路径选择和杆塔的定位、杆塔荷载的计算及头部尺寸校验、导线的防振设计。本文主要由设计说明书和计算书组成。说明书详细地列出了设计内容、要求及注意事项，给出了相关的设计图纸，计算书详细地列出了设计理论和计算公式。 在本次设计中，采用了多种计算机辅助软件。如：Auto CAD2004、MATLAB6、WORD2003等。并且用Auto CAD完成了绝缘子、线夹等金具图和杆塔荷载图的绘制，用MATLAB完成了导线避雷线的应力和弧垂的部分计算和曲线的绘制。 关键词 输电线路，杆塔塔型，杆塔定位，杆塔荷载 Abstract Based upon engineering design of theories, every kind of applied theories and realized methods in 110kV Da Xing transmission line design are analyzed in detail. It includes the calculation of stress and sag of transmission line, the selection of tower type, the selection of transmission line route and tower location, the calculation of tower load and the checkout of top head of size and the shockproof design of transmission line. This disquisition is constituted mainly by design of paper and calculation paper. The design paper lists design of contents、requests、announcements and correlative blueprints in detail, the calculation paper lists design of theories and calculation formulas in detail. In this design, I adopt various assistant softwares. Such as: Auto CAD2004、MATLAB6、WORD2003 and so on, and the blueprints of insulators、clamps and tower load are accomplished by Auto CAD2004, the fractional calculation and blueprints of stress and sag of transmission line are accomplished by MATLAB6. Key Words power transmission, tower type, tower location, tower load 目 录 摘要……………………………………………………………………………Ⅰ Abstract ………………………………………………………………………………Ⅱ 1 绪论………………………………………………………………….….……1 2 说明书……..…….……………………………………………………………2 2.1 架空线的应力和弧垂计算……..…….…………………………………………2 2.2 杆塔形式的选择……..…….…………………………….…..…………………….8 2.3 线路路径选择和杆塔的定位………………………………………………….13 2.4 杆塔荷载的计算及头部尺寸校验……………………………………………….16 2.5 导线的防振设计………………………………………………………………….24 3 计算书………………………………………………………………………26 3.1 架空线的应力弧垂计算……..…….…………………………………………...26 3.2 避雷线的应力弧垂计算……..…….……………………………………………..63 3.3 杆塔定位