第2期 师晋生，圆管壁稳态导热的一个简化分析 25 An Approximate Analysis of Steady Heat Conduction Through A Circular Cylinder Shell SHI Jinsheng (Colle of Mechanical Tanjin University, Abstract:The temperature distribution and the correlation of the heat conduction through a circular ylinder shell was derived by the method of variable separation heat soure constant properties,constant inner wall temperature,variable outer wall temperature.Then the influences of different outer wall temperature were discussed. Keyords:Circular cylinder wall:Steady heat conduction:Analytical solution 第2期 师晋生，圆管壁稳态导热的一个简化分析 ·25· An Approximate Analysis of Steady Heat Conduction Through A Circular Cylinder Shell SHI Jinsheng ˄College of Mechanical Engineering, Tianjin University of Science & Technology, Tianjin 300222,China˅ $EVWUDFW The temperature distribution and the correlation of the heat conduction through a circular cylinder shell was derived by the method of variable separation under conditions of internal heat source, constant properties, constant inner wall temperature, variable outer wall temperature. Then the influences of different outer wall temperature were discussed. .H\ZRUGV Circular cylinder wall; Steady heat conduction; Analytical solution