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Energy condition of creep
A. S. Gulgazli Azerbaijan State Oil and Industry University, Baku, AZ1010, Azerbaijan
Abstract:
The concept of a loading surface corresponding to creep strains is formulated similarly to how the concept of a loading surface corresponding to plastic strains is introduced. An equation for the loading surface corresponding to creep strains is obtained. It is proven that, in the absence of viscosity of the material, the equation of the loading surface corresponding to creep strains coincides with the equation of the loading surface corresponding to plastic strains.
Keywords:
stress, strain, load, potential energy, creep, tensor invariants.
Received: 14.11.2018 Revised: 19.03.2019 Accepted: 25.03.2019
Citation:
A. S. Gulgazli, “Energy condition of creep”, Prikl. Mekh. Tekh. Fiz., 60:5 (2019), 178–183; J. Appl. Mech. Tech. Phys., 60:5 (2019), 935–939
Linking options:
https://www.mathnet.ru/eng/pmtf403 https://www.mathnet.ru/eng/pmtf/v60/i5/p178
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