fatigue damage
Research on fatigue damage of sucker rod based on damage mechanics
... the damage mechanics theory is applied to the fatigue damage of sucker rod on the study, establish the fatigue damage evolution equation of sucker rod, and the damage ...
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Influence of Quasi-Steady Wind Loads on the Fatigue Damage of Wind Turbine Gearboxes
... bending fatigue damage caused by NTM and ETM wind model with the mean wind speed ranges from 5 m/s to 20 m/s and turbulence intensity ranges from 12 % to 16 ...
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Analysis of Fatigue Strain, Fatigue Modulus and Fatigue Damage for the Model Formulation of Concrete Based on Strain Life Approach
... permanent damage at fatigue failure has been documented by a number of ...developed fatigue damage model for ordinary concrete subjected to cyclic compression based on mechanics of composite ...
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The Role of Wheel Alignment Over the Fatigue Damage Accumulation in Vehicle Steering Knuckle
... nally, fatigue phenomenon was presented as the main reason of this failure ...lated fatigue life of steering knuckle made of SG iron and aluminum alloy based on stress-life approach ...evaluated ...
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Analysis of Fatigue Strain, Fatigue Modulus and Fatigue Damage for the Model formulation of Concrete based on Strain Life Approach
... material fatigue damage parameter ...= fatigue damage Parameter regarding energy microcracks of the material particle and another is β = kinematic damage Parameter ...unloading). ...
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Effect of athletic fatigue damage and the associated bone targeted remodeling in the rat ulna
... which fatigue loading or the necessity of bone targeted remodeling could lead to the apopto- sis of osteocytes [23, 24, ...during fatigue loading through the signifi- cant increase in the percentage of ...
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Ultimate structural and fatigue damage loads of a spar-type floating wind turbine
... bending moment. The response energy is mainly located within the wave frequency, indicating that the fluctuation is induced by hydrodynamic excitations. Since the fatigue caused by response fluctuation so that ...
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Random load fatigue damage accumulation in mild steel
... Puller's work was principally concerned with determining which signal range distribution would provide a best fit to data when used with a proposed fatigue damage prediction method. The method was based on ...
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Cumulative Fatigue Damage Under stepwise Tension-Compression Loading
... the fatigue failure of rocks in the literature and all previous research works are related to the evaluation of fatigue behavior of rocks under compressional loading/unloading ...cumulative fatigue ...
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Fatigue Damage Evaluation Using Electron Backscatter Diffraction
... against fatigue damage to ensure the structural integrity of plant components subjected to cyclic ...of fatigue damage induced in Type 316 stainless steel was estimated from the local change ...
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Smart Stress Memory Patch for Fatigue Damage of Structure
... new fatigue sensor called ‘‘smart stress-memory patch’’, which can estimate the cyclic number, the stress amplitude and the maximum stress from the measurement of crack length and acoustic emission (AE), is ...
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Circular and Faceted Monopile Installation Fatigue Damage
... gathered fatigue damage was estimated. Fatigue damage of the faceted geometry is significantly larger than that of the circular ...the fatigue damage incurred is still negligible ...
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Predicting fatigue damage in composites : a Bayesian framework
... materials, fatigue damage represents one of the most important sources of uncertainty for in-service ...numerous fatigue models have been proposed [2–5] and a large amount of data has been derived ...
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Fatigue life of structural plywood under two-stage panel shear load: a new cumulative fatigue damage theory
... cumulative fatigue damage model pro- posed in Theory was applied to the results obtained in both two-stage fatigue I and ...tigue damage model, although there was some ...cumulative ...
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Integrated probabilistic modelling of pitting and corrosion fatigue damage of subsea pipelines
... where fatigue damage progresses, is estimated using a ...of damage over the life time divided into a discrete number of ...the damage size is a function of the initial condition (node Ccr ) ...
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Passive Vibration Control for Fatigue Damage Mitigation in Steel Jacket Platforms
... platforms, fatigue damage is the most important criterion in joints design and although most of the steel jacket type platforms located in low hazardous seismic zones fall in acceptable safety margin in ...
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Crack luminescence as an innovative method for detection of fatigue damage
... Welds almost always cause defects in metal struc- tures. Especially the edges of weld seams are fatigue vul- nerable structural zones and the origin of most cracks. Therefore, the crack luminescence method was ...
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Effect of low-cycle-fatigue damage on the strength and ductility of structural steel
... This study was undertaken to investigate the influence of LCF damage on the material behaviour of structural steel as discussed below. Series of material tests were undertaken in this [r] ...
202
Railway Axle Analyses: Fatigue Damage and Life Analysis of Rail Vehicle Axle
... In this study, failures in axles of rail vehicles have been examined. The axle failure in the paper is a classic fatigue problem with high magnitude bending stresses which alternate between tension and ...
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FATIGUE DAMAGE AND ITS NONDESTRUCTIVE EVALUATION: AN OVERVIEW
... An interesting study of the crack size distribution in stage I as a function of fatigue cycles applied has been performed by Ma and Laird [12] who made their observations on a large numb[r] ...
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