A Simple Model for Transient Heat Conduction in an Infinite Cylinder With Convective Boundary Conditions

被引：5

作者：

Guellal, Messaoud ^{[1
]}

Sadat, Hamou ^{[2
]}

Prax, Christian ^{[3
]}

机构：

[1] Univ Setif, Lab Genie Proc Chim, Setif 19000, Algeria

[2] Univ Poitiers, Lab Etud Therm, F-86022 Poitiers, France

[3] Univ Poitiers, Lab Etud Aerodynam, F-86022 Poitiers, France

来源：

JOURNAL OF HEAT TRANSFER-TRANSACTIONS OF THE ASME | 2009年 / 131卷 / 05期

关键词：

heat conduction; perturbation method; step response; cylinder; lumped capacitance model; SPHERE;

D O I：

10.1115/1.3082428

中图分类号：

O414.1 [热力学];

学科分类号：

摘要：

A perturbation method is used to solve an unsteady one-dimensional heat conduction problem in a cylinder. A simple second order explicit solution is obtained. It is shown that this solution is accurate even for high values of the Biot number in a region surrounding the center of the cylinder.

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页码：1 / 4

页数：4

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