1. Introduction to fatigue of structures and materials. Types of limit states. Mechanisms of fatigue damage of materials. Fatigue design criteria  infinitelife, safelife, failsafe, damage tolerant. 2. Material properties of quasistatic and cyclic loading, hysteresis loop, cyclic stressstrain curve, RambergOsgood approximation. 3.S  N curve (W?hler curve). Effects on fatigue strength: shape effect, size, surface quality, stress gradient, temperature, frequency. 4. Effect of mean stress, Haigh diagram, Smith diagram, equivalent stress (amplitude) of oscillation. 5. Effect of notches in the area of highcycle fatigue. Stress concentration factor, notch factor. Methods for the determinations of stress concentrations. 6. MansonCoffin curve  determination, display, parameters, description. Stress concentration at notches in the area of low cycle fatigue, coefficients of stress and strain concentration, Neuber rule, Glink rule, determination of fatigue strength coefficient and deformation in the notches. 7. Classification (distribution) of oscillatory loads, stochastic load. Methods of stochastic process sorting  oneparametric and multiparametric methods, rainflow methods and others. 8. Design for unlimited lifetime: nominal approaches. Design for a limited lifetime: nominal stress approach. Factors of safety (reliability). Probability of failure. 9. Basic principles of prediction of lifetime according to local elastic stresses. Approach according to local plastic stresses and deformations, damaging parameters, calculation procedure. 10. Introduction to linear fracture mechanics  principles, Stress concetration factor K, fracture toughness. 11. Nonlinear fracture mechanics. Plastic zone at the front of the crack, Correction K. 12. Statistical procedures for evaluation of fatigue tests, singleand multilevel tests, parameters regression. 13.14. Application examples.


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