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圆筒面双层保冷层外表面温度计算

Tags
Selected 保冷, 表面温度.
  • 保冷
  • 表面温度
  • 保冷
  • 表面温度
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 依据:GB/T 8175-2008
保冷层外表面温度计算
(圆筒面)
名称 单位 公式/来源 值
1 输入
技术参数  设备/管道外直径,Do m 1.52
 设备/管道外表面温度,t ℃ -35
 内层外径,D1 m 1.68
 内层材料热导率,λ1 W/m·K 0.03
 内层外径,D2 m 1.8
 内层材料热导率,λ2 W/m·K 0.044
 保冷层单位冷损失,qL W/m 30
9 结果
10  内层外表面温度,t1 ℃ 1 -19.07122285
11  外层外表面温度,ts ℃ 1 -11.58447976
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