DIFFUSION AND HEAT TRANSFER IN COMPOSITE AND POROUS MATERIALS. 2. PRACTICAL EQUATIONS.

被引:0
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作者
Nikol'skii, S.S. [1 ]
机构
[1] State Univ of Applied Chemistry, Leningrad, USSR, State Univ of Applied Chemistry, Leningrad, USSR
关键词
DIFFUSION - HEAT TRANSFER - Porous Materials - MATHEMATICAL TECHNIQUES - Vectors;
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学科分类号
摘要
Approximate relationship between concentration gradients averaged over volume in matrix and in separate inclusion is given. The paper presents formulas establishing the relationship between concentration gradients averaged over phase volumes in elliptical form. An effective diffusion tensor and an effective heat-conduction tensor given in explicit form is also included.
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页码:543 / 550
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