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GB 50264 平面型表面温度法计算的绝热层厚度
Selected 绝热.
绝热
绝热
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依据:GB 50264-2013
平面型表面温度法计算的绝热层厚度
名称
单位
公式/来源
值
1
输入
2
管道/设备外表面温度,T
0
℃
245
3
隔热层材料在使用温度下的热导率,λ
W/m·K
0.04
4
隔热层外表面温度,T
s
℃
60
5
隔热层外表面与周围空气的换热系数,αs
W/m²·K
8.14
6
环境温度,T
a
℃
20
7
结果
8
隔热层厚度,δ
m
公式 5.3.12
0.022727273
计算表
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