毕业设计（论文）低压容器焊接工艺设计说明书.doc

目录 绪论................................................................................................... ......................................................2 第一章 设计参数的选择 1.1 设计题目................................................................................................... .......................................3 1.2 原始数据................................................................................................... .......................................3 1.3 设计压力............................................................................................... ...........................................3 1.4 设计温度............................................................................................... ...........................................3 1.5 主要元件材料的选择.................................................................................................. ....................3 第二章 容器的结构设计 2.1 圆筒厚度的设计.................................................................................................. ............................4 2.2 封头壁厚的设计................................................................................................. .............................4 2.3 筒体和封头的结构设计................................................................................................. .................5 2.4 人孔的选择............................................................................................... .......................................6 2.5 接管，法兰，垫片和螺栓（柱）................................................................................................. .........6 2.6 鞍座选型和结构设计................................................................................................ ......................9 第三章 开孔补强设计 3.1 补强方法判别 ............................................................................................... ...............................11 3.2 有效补强范围............................................................................................... ...