ROSA, Uroš ;NAGODE, Marko ;FAJDIGA, Matija .
Evaluating thermo-mechanically loaded components using a strain-life approach.
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 53, n.10, p. 605-620, august 2017.
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/evaluating-thermo-mechanically-loaded-components-using-a-strain-life-approach/>. Date accessed: 04 feb. 2026.
doi:http://dx.doi.org/.
Rosa, U., Nagode, M., & Fajdiga, M.
(2007).
Evaluating thermo-mechanically loaded components using a strain-life approach.
Strojniški vestnik - Journal of Mechanical Engineering, 53(10), 605-620.
doi:http://dx.doi.org/
@article{.,
author = {Uroš Rosa and Marko Nagode and Matija Fajdiga},
title = {Evaluating thermo-mechanically loaded components using a strain-life approach},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {53},
number = {10},
year = {2007},
keywords = {thermo-mechanical fatigue; damages; strain-life approach; finite element methods; },
abstract = {The strain-life approach is one of the most commonly used methods for evaluating component fatigue. In its application for thermo-mechanically load states and for modelling local temperature stress-strain states, we use a stress-controlled rheological spring-slider model with an operator of the Prandtl type, which makes it possible to model the elasto-plastic material properties. The approach is used to evaluate complex components in combination with the finite-element method (FEM). The described evaluation approach is classified as one of the non-unified procedures, where we can determine separately the stress-strain states and separately calculate the damage. For the damage calculation a Damage Calculation Program (DCP) was developed. It has the possibility to import the results acquired by linear or nonlinear FEM analysis. The critical areas are determined by using a deformation endurance curve and the Skelton approach. The material data on non-measured temperatures is interpolated with the linear or cubic Hermite method. The application of the developed model is shown on two standard-shaped test specimens for deformation control tests in a constant temperature field and for a combination of the random temperature history and the mechanical load. The temperature dependence of the Kp parameter used in the Neuber formula, for estimating the elasto-plastic stress-strain, states from the results of the linear FEM analysis is also included in the research. The described procedure enables a fast numerical validation with a random combination of temperature and mechanical load. },
issn = {0039-2480}, pages = {605-620}, doi = {},
url = {https://www.sv-jme.eu/sl/article/evaluating-thermo-mechanically-loaded-components-using-a-strain-life-approach/}
}
Rosa, U.,Nagode, M.,Fajdiga, M.
2007 August 53. Evaluating thermo-mechanically loaded components using a strain-life approach. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 53:10
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%A Nagode, Marko
%A Fajdiga, Matija
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%9 thermo-mechanical fatigue; damages; strain-life approach; finite element methods;
%! Evaluating thermo-mechanically loaded components using a strain-life approach
%K thermo-mechanical fatigue; damages; strain-life approach; finite element methods;
%X The strain-life approach is one of the most commonly used methods for evaluating component fatigue. In its application for thermo-mechanically load states and for modelling local temperature stress-strain states, we use a stress-controlled rheological spring-slider model with an operator of the Prandtl type, which makes it possible to model the elasto-plastic material properties. The approach is used to evaluate complex components in combination with the finite-element method (FEM). The described evaluation approach is classified as one of the non-unified procedures, where we can determine separately the stress-strain states and separately calculate the damage. For the damage calculation a Damage Calculation Program (DCP) was developed. It has the possibility to import the results acquired by linear or nonlinear FEM analysis. The critical areas are determined by using a deformation endurance curve and the Skelton approach. The material data on non-measured temperatures is interpolated with the linear or cubic Hermite method. The application of the developed model is shown on two standard-shaped test specimens for deformation control tests in a constant temperature field and for a combination of the random temperature history and the mechanical load. The temperature dependence of the Kp parameter used in the Neuber formula, for estimating the elasto-plastic stress-strain, states from the results of the linear FEM analysis is also included in the research. The described procedure enables a fast numerical validation with a random combination of temperature and mechanical load.
%U https://www.sv-jme.eu/sl/article/evaluating-thermo-mechanically-loaded-components-using-a-strain-life-approach/
%0 Journal Article
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%& 605
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%J Strojniški vestnik - Journal of Mechanical Engineering
%V 53
%N 10
%@ 0039-2480
%8 2017-08-18
%7 2017-08-18
Rosa, Uroš, Marko Nagode, & Matija Fajdiga.
"Evaluating thermo-mechanically loaded components using a strain-life approach." Strojniški vestnik - Journal of Mechanical Engineering [Online], 53.10 (2007): 605-620. Web. 04 Feb. 2026
TY - JOUR
AU - Rosa, Uroš
AU - Nagode, Marko
AU - Fajdiga, Matija
PY - 2007
TI - Evaluating thermo-mechanically loaded components using a strain-life approach
JF - Strojniški vestnik - Journal of Mechanical Engineering
DO -
KW - thermo-mechanical fatigue; damages; strain-life approach; finite element methods;
N2 - The strain-life approach is one of the most commonly used methods for evaluating component fatigue. In its application for thermo-mechanically load states and for modelling local temperature stress-strain states, we use a stress-controlled rheological spring-slider model with an operator of the Prandtl type, which makes it possible to model the elasto-plastic material properties. The approach is used to evaluate complex components in combination with the finite-element method (FEM). The described evaluation approach is classified as one of the non-unified procedures, where we can determine separately the stress-strain states and separately calculate the damage. For the damage calculation a Damage Calculation Program (DCP) was developed. It has the possibility to import the results acquired by linear or nonlinear FEM analysis. The critical areas are determined by using a deformation endurance curve and the Skelton approach. The material data on non-measured temperatures is interpolated with the linear or cubic Hermite method. The application of the developed model is shown on two standard-shaped test specimens for deformation control tests in a constant temperature field and for a combination of the random temperature history and the mechanical load. The temperature dependence of the Kp parameter used in the Neuber formula, for estimating the elasto-plastic stress-strain, states from the results of the linear FEM analysis is also included in the research. The described procedure enables a fast numerical validation with a random combination of temperature and mechanical load.
UR - https://www.sv-jme.eu/sl/article/evaluating-thermo-mechanically-loaded-components-using-a-strain-life-approach/
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title = {Evaluating thermo-mechanically loaded components using a strain-life approach},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {53},
number = {10},
year = {2007},
doi = {},
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TY - JOUR
AU - Rosa, Uroš
AU - Nagode, Marko
AU - Fajdiga, Matija
PY - 2017/08/18
TI - Evaluating thermo-mechanically loaded components using a strain-life approach
JF - Strojniški vestnik - Journal of Mechanical Engineering; Vol 53, No 10 (2007): Strojniški vestnik - Journal of Mechanical Engineering
DO -
KW - thermo-mechanical fatigue, damages, strain-life approach, finite element methods,
N2 - The strain-life approach is one of the most commonly used methods for evaluating component fatigue. In its application for thermo-mechanically load states and for modelling local temperature stress-strain states, we use a stress-controlled rheological spring-slider model with an operator of the Prandtl type, which makes it possible to model the elasto-plastic material properties. The approach is used to evaluate complex components in combination with the finite-element method (FEM). The described evaluation approach is classified as one of the non-unified procedures, where we can determine separately the stress-strain states and separately calculate the damage. For the damage calculation a Damage Calculation Program (DCP) was developed. It has the possibility to import the results acquired by linear or nonlinear FEM analysis. The critical areas are determined by using a deformation endurance curve and the Skelton approach. The material data on non-measured temperatures is interpolated with the linear or cubic Hermite method. The application of the developed model is shown on two standard-shaped test specimens for deformation control tests in a constant temperature field and for a combination of the random temperature history and the mechanical load. The temperature dependence of the Kp parameter used in the Neuber formula, for estimating the elasto-plastic stress-strain, states from the results of the linear FEM analysis is also included in the research. The described procedure enables a fast numerical validation with a random combination of temperature and mechanical load.
UR - https://www.sv-jme.eu/sl/article/evaluating-thermo-mechanically-loaded-components-using-a-strain-life-approach/
Rosa, Uroš, Nagode, Marko, AND Fajdiga, Matija.
"Evaluating thermo-mechanically loaded components using a strain-life approach" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 53 Number 10 (18 August 2017)
