Application of 3D Fracture Mechanics for Improved Crack Growth Predictions of Gas Turbine Components
, 2017 Fracture mechanics analysis is essential for demonstrating structural integrity of gas turbine components. Usually, analyses based on simpler 2D stress intensity solutions provide reasonable approximations of crack growth. However, in some cases, simpler
Sachin R. Shinde +3 more
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Research on structural fatigue residual life of pitch bearing rings after pre-damage
Jixie chuandongObjectiveThe corrosion fatigue fracture of the wind turbine pitch bearing is a major failure mode, often leading to the blade detachment and shutdown. To this end, a finite element model of replacing the whole pitch bearing with a local one was proposed ...
ZHANG Mingqian +4 more
doaj +2 more sources
Fatigue Crack Growth Analysis under Constant Amplitude Loading Using Finite Element Method. [PDF]
Materials (Basel), 2022 Alshoaibi AM.
europepmc +1 more source
RESEARCH ON THE GROWTH LAW OF EXTREME IRREGULAR CRACK FRONT IN NOTCHED COMPONENTS
Jixie qiangduThe prediction of real and extreme irregular crack front growth paths directly determines the accuracy of evaluating residual fatigue life of structures.A method for studying the distribution of stress intensity factor(SIF)along the extremely irregular ...
LI Chong, GAO Peng, XIE LiYang
doaj
Damage and fracture study of cold extrusion dies
, 2004 In the present paper die fracture in cold extrusion was investigated considering a few different die reduction zone geometries. A former finite element method (FEM) analysis of the process was developed to obtain the contact pressure distribution at the ...
PASTA, Antonino +3 more
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Sabit bir jet motoru parçasının üç boyutlu model kullanılarak ömür analizi
, 2004 In this thesis, fatigue life of a stationary component of F110-GE-100 jet engine is assessed. Three-dimensional finite element model of the component itself and the neighboring components are modeled by using a finite element package program, ANSYS, in ...
Gözütok, Tanzer
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Simulation study on the surface crack propagation characteristics of 60Si2MnA suspension springs
Materials Research ExpressAs a critical component of the urban rail vehicle suspension system, suspension springs can translate and isolate the interaction of wheel-rail dynamics.
Xiliang Liu, Guang He, Wangping Wu
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Adaptive Finite Element Model for Simulating Crack Growth in the Presence of Holes. [PDF]
Materials (Basel), 2021 Alshoaibi AM, Fageehi YA.
europepmc +1 more source
, 2017 Fatigue crack propagation represents the mechanical damage that shortens the service life of bridge structures. Most fatigue cracks initiate at the welded details due to geometric discontinuities, residual stresses and initial weld defects.
Triamlumlerd, Wanchalerm +3 more
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Effect of Initial Crack Position on Crack Propagation Behaviors of Heavy-Duty Transmission Gear. [PDF]
Materials (Basel), 2023 Zhang Y +5 more
europepmc +1 more source