Generalized variational principles for heat conduction models based on Laplace transforms
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- 作者：Shu-Nan Li (李书楠) ; Bing-Yang Cao (曹炳阳) ; caoby@tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Generalized variational principle ; Heat conduction model ; Non-Fourier heat conduction ; Laplace transform
- 刊名：International Journal of Heat and Mass Transfer
- 出版年：2016
- 出版时间：December 2016
- 年：2016
- 卷：103
- 期：Complete
- 页码：1176-1180
- 全文大小：295 K
文摘
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Generalized variational principles are given for three types of boundary conditions.
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The variatinoal principles cover some common heat conduction models.
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The method has stronger convergence.
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The method replaces time dimension with the frequency and the rate of entropy change.