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A nonlinear FE analysis to model progressive fatigue damage of cross-ply laminates under pin-loaded conditions

International Journal of Fatigue, 2019
Involving several damages and failure mechanisms result in a rather complex fatigue process of composite materials. Inhomogeneity, anisotropy and nonlinear nature of composite materials require advanced nonlinear modeling techniques of strength and ...
S. S. Samareh-Mousavi   +2 more
semanticscholar   +1 more source

Fatigue Damage in Composite Materials

International Applied Mechanics, 2002
Summary: The paper deals with the problems of fatigue of laminated composite materials. The authors emphasize the necessity of calculation of the material microparameters together with the macroparameters of layers and the construction in the whole. The paper provides a survey of results.
Revuelta, D., Miravete, A.
openaire   +2 more sources

Detecting and evaluation of fatigue damage in concrete with industrial computed tomography technology

Construction and Building Materials, 2019
For effective maintenance of concrete structures, it is necessary to detect and evaluate the increasing fatigue damage. Fatigue loading tests under uniaxial compression was conducted on cylindrical concrete specimens with a diameter of 50 mm and a length
Ziyuan Fan, Y. Sun
semanticscholar   +1 more source

Energy-based method of fatigue damage cumulation

International Journal of Fatigue, 2019
The study presents the results of low-cycle fatigue tests on AW-2024 aluminium alloy specimens under constant amplitude and multistage loading conditions. As expected, significant hardening of the material was observed in both cases.
S. Mroziński
semanticscholar   +1 more source

Fatigue Damage Tolerant Analysis Using the Fatigue Damage Map

2006
Based on the principles of microstructural fracture mechanics the current work demonstrates the physical relationship between the size of crack plasticity and the five stages of crack growth from catastrophic crack initiation to failure. The relationship allows the continuous evaluation and distinction of the five stages of fatigue damage in the form ...
C. A. Rodopoulos, J. R. Yates
openaire   +1 more source

Exercise, Muscle Damage and Fatigue*

Sports Medicine, 1992
Fatigue as a functional sign and muscle damage as a structural sign can be observed after prolonged exercise like marathon running or after strenuous exercise, especially with the involvement of eccentric contractions. For fatigue due to prolonged exercise, hypoxic conditions and the formation of free oxygen radicals seem to be of aetiological ...
H J, Appell, J M, Soares, J A, Duarte
openaire   +2 more sources

Fatigue damage evolution model of asphalt mixture considering influence of loading frequency

Construction and Building Materials, 2019
In view of shortcomings for the traditional fatigue theory in addressing fatigue cracking distress of asphalt pavement, this paper attempts to adopt fatigue damage theory, which is more consistent with the essence of pavement fatigue distress, to study ...
Jun Zhang, Y. Wang, Yong Su
semanticscholar   +1 more source

Damage and fatigue: Continuum damage mechanics modeling for fatigue of materials and structures

Revue européenne de génie civil, 2006
ABSTRACT Application of damage mechanics to fatigue is addressed in the present paper. The ability of Lemaitre's damage law to describe low and high cycle fatigue failure of metals is illustrated. Its generalization into an evolution law modeling a damage rate governed by the main dissipative mechanics applies to concrete, elastomers, rocks and to ...
openaire   +2 more sources

Fatigue damage of human tendons

Journal of Biomechanics, 2002
The study was designed to examine the effects of partial fatigue on specific mechanical parameters which characterise human tendons in vitro. Specimens prepared from 12 intact Extensor digitorum longus tendons of the foot were subjected to partial fatigue, equivalent to 25% of the median fatigue life, by a cyclic square tension-tension stress waveform ...
H, Schechtman, D L, Bader
openaire   +2 more sources

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