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双管板换热器管板间距计算

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Selected 间距, 双管板.
  • 间距
  • 双管板
  • 间距
  • 双管板
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 依据:见注
双管板换热器管板间距计算
名称 单位 公式/来源 值
1 示意图
2 1
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12 输入
13  环境温度,to ℃ 20
换热管  外径,do mm 19
 屈服强度,ReL MPa 205
 抗拉强度,Rm MPa 325
 弹性模量,E MPa 198000
 最外圈换热管的外切圆直径,OTL mm 1983
管板  壳程管板温度,T ℃ 180
 壳程管板材料的平均线膨胀系数,αs 1/℃ 0.000011
 管程管板温度,t ℃ 230
 管程管板材料的平均线膨胀系数,αt 1/℃ 0.000012
23 过程
24  换热管偏移,Δ mm 1 0.75354
25 结果
26  换热管抗拉强度限制的管板间距,G mm 1 114.3843214
27  换热管屈服强度限制的管板间距,G mm 1 226.3099968
注:《承压设备设计典型问题精解》[戴季煌][化学工业出版社][2010][第一版]
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