Thermomechanical stress from conditional Lagrange derivative

Authors

  • Gyula Béda
https://doi.org/10.3311/pp.me.2012-1.01

Abstract

A constititive equation taking into account thermodynamical processes can be derived as a conditional Lagrange derivative, which uses the first law of thermodynamics as condition. In case of the resulting constitutive equation the seconlaw of thermodynamics is also satisfied.

Keywords:

stress, conditional Lagrange derivative, entropy production

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How to Cite

Béda, G. “Thermomechanical stress from conditional Lagrange derivative”, Periodica Polytechnica Mechanical Engineering, 56(1), pp. 7–8, 2012. https://doi.org/10.3311/pp.me.2012-1.01

Issue

Vol. 56 No. 1 (2012)

Section

Articles