本科生毕业设计（论文）
850t两江一河龙滩库区货船设计
学院（系）： 专业班级： 学生姓名： 指导教师：
目 录
摘 要 .............................................................................. 5 Abstract ............................................................................ 6 0 绪论 .............................................................................. 7 1 毕业设计任务书分析 ................................................................ 8
1.1 调查报告 .................................................................... 8 1.2 面向产品的船舶方案设计任务简要分析 .......................................... 8 1.3 面向制造的船体生产设计任务简要分析 .......................................... 9 2 850t两江一河龙滩库区散货船全船设计说明书 ......................................... 13
2.1船型、航区及用途 ........................................................... 13 2.2船级 ....................................................................... 13 2.3 载货量 ..................................................................... 13 2.4 主要尺度及性能 ............................................................. 13 2.5 主要舱室布置 ............................................................... 14 2.6 船体结构 ................................................................... 14 2.7 推进设备 ................................................................... 14 2.8 其它设备 ................................................................... 15 3 船舶主要要素确定 ................................................................. 17
3.0主要设计思想 ............................................................... 17 3.1初估排水量 ................................................................. 18 3.2主机功率的选择 ............................................................. 19 3.3主尺度的确定 ............................................................... 20 3.4 重量估算 ................................................................... 29 3.5性能校核 ................................................................... 33 3.6 经济性计算 ................................................................. 35 4 型线设计 ......................................................................... 43
4.1 型线设计主要思想 ........................................................... 43 4.2 型线设计的方法及步骤 ....................................................... 43 4.3 主要型线要素的选择 ......................................................... 43 4.4型线绘制 ................................................................... 46 5 静水力计算 ....................................................................... 50 6总布置设计 ........................................................................ 52
6.0概述 ....................................................................... 52 6.1总布置图构成和表达方法 ..................................................... 52
6.2总体布置的区划 ............................................................. 53 6.3纵倾调整 ................................................................... 59 7螺旋桨设计 ........................................................................ 64
7.0螺旋桨设计总论 ............................................................. 64 7.1设计螺旋桨时应考虑的问题 ................................................... 64 7.2已知条件 ................................................................... 65 7.3用MAU图谱进行设计 ......................................................... 67 8舵参数的确定 ...................................................................... 75
8.1舵类型及数目的选择 ......................................................... 75 8.2舵的面积AR ................................................................. 75 8.3舵高、舵宽、展舷比 ......................................................... 75 8.4舵平衡比e .................................................................. 76 9舱容计算和舱容要素曲线绘制 ........................................................ 77
9.1容量图 ..................................................................... 77 9.2舱容要素曲线 ............................................................... 77 9.3燃油舱舱容要素曲线 ......................................................... 77 9.4首压载水舱舱容计算 ......................................................... 78 9.5各舱舱容计算 ............................................................... 82 10稳性与浮态计算 ................................................................... 85
10.1重量重心计算 .............................................................. 85 10.2自由液面修正 .............................................................. 87 10.3浮态与初稳性 .............................................................. 88 10.4大倾角稳性计算 ............................................................ 89 10.5进水角和极限静倾角计算 .................................................... 91 10.6受风面积计算 .............................................................. 94 10.7风压力臂及其他倾侧力臂的计算 .............................................. 95 10.8横摇角计算 ................................................................ 99 10.9最小倾覆力距或力臂测算 ................................................... 100 10.10稳性衡准 ................................................................ 103 10.11稳性总结 ................................................................ 106 11干舷计算 ........................................................................ 107
11.0干舷计算基本表达式 ....................................................... 107 11.1基本干舷 ................................................................. 107 11.2型深对干舷的修正 ......................................................... 107 11.3舷弧对干舷的修正 ......................................................... 107
11.4舱口围板高度和舱室门槛高度对干舷的修正 ................................... 108 11.5最小干舷 ................................................................. 108 11.6干舷校核 ................................................................. 109 12 吨位计算 ....................................................................... 110
12.1总吨位 ................................................................... 110 12.2净吨位 ................................................................... 110 13 850t两江一河龙滩库区货船船体生产设计简述 ....................................... 111
13.1 850t两江一河龙滩库区货船产品特征分析 .................................... 111 13.2 850t两江一河龙滩库区货船承造厂特征分析 .................................. 112 13.3 船体生产设计主要任务 ..................................................... 112 14 重量估算及板缝确定 ............................................................. 113
14.1 全船重量计算 ............................................................. 113 14.2 外板展开及板缝布置 ....................................................... 116 15 船体建造方案论证 ............................................................... 118
15.1建造方案选择原则 ......................................................... 118 15.2建造方案应满足的要求 ..................................................... 118 15.3可选方案简介 ............................................................. 119 15.4建造方案择优 ............................................................. 121 15.5建造方案确定 ............................................................. 123 16分段划分方案论证 ................................................................ 124
16.1分段划分原则 ............................................................. 124 16.2划分方案择优 ............................................................. 125 16.3分段划分方案择优 ......................................................... 127 16.4选定划分方案论述 ......................................................... 129 16.5全船分段划分明细表 ....................................................... 129 17船台装焊工艺 .................................................................... 131
17.1船台安装准备工作 ......................................................... 131 17.2船台安装顺序 ............................................................. 133 17.3船台生产计划 ............................................................. 133 17.4船台安装余量布置、划线及切割 ............................................. 136 17.5密性试验方案 ............................................................. 137 17.6下水前的准备 ............................................................. 138 18 结束语 ......................................................................... 140 参考文献 .......................................................................... 141 附录1 静水力计算结果 .............................................................. 142
附录2 英文翻译原稿及译文 .......................................................... 145 附录3 资料调研报告 ................................................................ 168
附录3.1 两江一河航运及货源情况 ............................................... 168 附录3.2 型船资料统计 ......................................................... 169 附录3.3 散货船的特点简介 ..................................................... 170 附录3.4 承造厂调研报告 ....................................................... 170 附录4 全船重量估算表 .............................................................. 173 附录5 工时计算表、分段划分明细表及外板展开明细表 .................................. 179 附录6 附图资料清单 ................................................................ 181