管壳式换热器设计说明书
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一、例子........................................................................................................................................... 4
二、Input输入模块 ......................................................................................................................... 4
1、problem definition问题定义模块 ...................................................................................... 4
1.1、description基本描写 ............................................................................................... 5
2、 application options(程序运行环境选择) .................................................................... 5
2.1、Hot side application(热流运行环境) .................................................................. 6
2.2、Condensation curve冷凝曲线 ................................................................................. 6
2.3、Condenser type冷凝器类型 .................................................................................... 6
2.4、Cod side application(冷流运行环境) ................................................................. 7
2.5、Location of hot fluid流程安排(热流位置) ........................................................ 7
2.6、Program mode(程序模式选择:设计、优化、模拟) ...................................... 7
3、process data物流参数输入 ................................................................................................ 8
3.1、Fluid name(流体名称) ........................................................................................ 8
3.2、Fluid quantity, total(热或冷流体总流速) ........................................................... 8
3.3、Temperature冷热流体进出口温度 ......................................................................... 8
3.4、Operating Pressure(absolute) 绝对操作压力 ......................................................... 9
3.5、Heat exchanged交换热量 ....................................................................................... 9
3.6、allowable pressure drop允许的压力降 ................................................................... 9
3.7、fouling resistance污垢热阻................................................................................... 10
4、热平衡计算环境 ............................................................................................................... 11
5、 Physical Property Data物理特性数据 ........................................................................... 11
(1)Property Option(特性程序选择——一般默认) ............................................. 12
(2) Hot Side Composition热物质组成(若未知可不输) .................................... 12
(3)Hot Side Properties(热物流特性) .................................................................... 13
(4)cold side composition(冷物流组成——与前热物流组成一样) .................... 13
(5) cold side properties(冷物流特性) .................................................................. 13
6、 Exchanger Geometry(结构参数) ............................................................................... 13
6.1 exchanger Type(换热器类型) .............................................................................. 14
(1)Front head type(换热器前端管箱) .......................................................... 14
(3)Rear head type(后端结构) ....................................................................... 17
(4)exchanger position(换热器水平还是垂直安装) ..................................... 18
(5)cover密封(盖子)面类型(工艺计算没必要提供) ............................. 18
(6)Tubesheet type管板形式 .............................................................................. 18
(7)Tube to tubesheet joint管子与管板的连接(工艺不关键)...................... 19
6.2 Tubes(换热管) ..................................................................................................... 19
(1)Tube type(管子类型) ............................................................................... 19
(2)Tube outside diameter(管子外径) ........................................................... 20
(3)Tube wall thickness(管子壁厚) ............................................................... 21
(4)Tube wall roughness(管子粗糙度) .......................................................... 21
(5)Tube wall Specification(管子壁厚计算指定) ......................................... 21
(6)Tube pich管心距 .......................................................................................... 22
(7)Tube material管子材质 ................................................................................ 22
(8)Tube pattem换热管的排列 .......................................................................... 22 (9)翅片管相关数据 ........................................................................................... 23
(a)Fin density翅片密度 ............................................................................ 23
(b)Fin height翅片高度.............................................................................. 24