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Some remarks on the engineering application of the fatigue crack growth approach under nonzero mean loads

Jorge Alberto Rodriguez DURAN,Ronney Mancebo BOLOY,Rafael Raider LEONI

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 3,   Pages 255-262 doi: 10.1007/s11465-015-0342-1

Abstract:

The well-known fatigue crack growth (FCG) curves are two-parameter dependents.the mathematical representation of these curves should be integrated between the initial and final crackK is almost always selected and, in these conditions, considered as the crack driving forceNumerical examples of crack growth analysis for cracks growing under nominal stresses of constant amplitudeThe resulting curves of crack size versus number of cycles (a vs.

Keywords： fatigue crack propagation modeling     life prediction     mean stress effects    

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Dynamic crack propagation in plates weakened by inclined cracks: an investigation based on peridynamics

A. SHAFIEI

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 527-535 doi: 10.1007/s11709-018-0450-1

Abstract: In this paper by using peridynamics, the crack path for inclined crack under dynamic loading were investigatedThe peridynamics solution for this problem represents the main features of dynamic crack propagationsuch as crack bifurcation.In addition, the influence of geometry on inclined crack growth is studied.

Keywords： peridynamics     inclined crack     dynamic fracture     crack branching    

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Crack propagation with different radius local random damage based on peridynamic theory

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1238-1248 doi: 10.1007/s11709-021-0695-y

Abstract: Drawing from the advantages of Classical Mechanics, the peridynamic theory can clarify the crack propagationmechanism by an integral solution without initially setting the factitious crack and crack path.Moreover, to study the effects of local stochastic damage with different radii on the crack propagationand Y-direction displacement, a comparison and contact methodology was adopted, in which the crackpropagation paths under uniaxial tension and displacement in the Y-direction were compared and

Keywords： peridynamics     stochastic damage     bilateral notch crack    

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Creep-fatigue crack growth behavior in GH4169 superalloy

Dianyin HU, Xiyuan WANG, Jianxing MAO, Rongqiao WANG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 3,   Pages 369-376 doi: 10.1007/s11465-018-0489-7

Abstract: This study aims to examine the crack growth behavior of turbine disc GH4169 superalloy under creep-fatigueCrack growth experiments were performed on compact tension specimens using trapezoidal waveform withThe crack growth rate of GH4169 superalloy significantly increased with dwell time.The grain boundaries oxidize during the dwell process, thereby inducing an intergranular creep-fatigueobservation confirmed that the small grain size and high volume fraction of the d phase led to a fast creep-fatigue

Keywords： crack growth rate     creep-fatigue     GH4169 superalloy     CT specimen     dwell time    

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Concurrent fatigue crack growth simulation using extended finite element method

Zizi LU, Yongming LIU,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3,   Pages 339-347 doi: 10.1007/s11709-010-0078-2

Abstract: In this paper, a concurrent simulation framework for fatigue crack growth analysis is proposed usinga novel small time scale model for fatigue mechanism analysis and the extended finite element method(X-FEM) for fatigue crack growth simulation.The X-FEM greatly facilitates crack growth simulation without remeshing requirements ahead of the crackfatigue crack growth analysis.

Keywords： small time scale model     extended finite element method (X-FEM)     crack growth     multiaxial    

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Elasto-plastic fatigue crack growth analysis of plane problems in the presence of flaws using XFEM

Sachin KUMAR,A. S. SHEDBALE,I. V. SINGH,B. K. MISHRA

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 4,   Pages 420-440 doi: 10.1007/s11709-015-0305-y

Abstract: In this paper, elasto-plastic XFEM simulations have been performed to evaluate the fatigue life of planecrack problems in the presence of various defects.The fatigue life obtained by EPFM is found quite close to that obtained by LEFM.

Keywords： XFEM     von-Mises yield criterion     isotropic hardening     fatigue crack growth     J-integral    

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Fatigue crack growth behavior of a 170 mm diameter stainless steel straight pipe subjected to combined

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 905-913 doi: 10.1007/s11709-021-0683-2

Abstract: Higher crack growth rate occurs because of this torsional load in addition to the bending load.In this study, experimental fatigue life evaluation was conducted on a notched stainless steel SA312The experimental crack depth was measured using alternating current potential drop technique.Afterward, the fatigue crack growth and crack pattern were discussed.As a result, fatigue crack growth predicted using analytical methods are in good agreement with experimental

Keywords： fatigue life     Delale and Erdogan method     RMS–SIF approach     stainless steel     torsion and bending load     fatigue crack growth    

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Lamb wave propagation modeling for structure health monitoring

Xiaoyue ZHANG, Shenfang YUAN, Tong HAO

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3,   Pages 326-331 doi: 10.1007/s11465-009-0045-6

Abstract: This study aims to model the propagation of Lamb waves used in structure health monitoring.A number of different numerical computational techniques have been developed for wave propagation studiesThe local interaction simulation approach, used for modeling sharp interfaces and discontinuities inThis modeling is based on the local interaction simulation approach theory and is finally accomplishedFinally, the Lamb waves propagation modeling is implemented.

Keywords： Lamb wave     modeling     LISA/SIM theory     finite difference equation     finite element    

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Hierarchical approach for fatigue cracking performance evaluation in asphalt pavements

Ibrahim ONIFADE, Yared DINEGDAE, Björn BIRGISSON

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 257-269 doi: 10.1007/s11709-017-0410-1

Abstract: In this paper, a hierarchical approach is proposed for the evaluation of fatigue cracking in asphaltThe levels of fatigue damage analysis provides pavement engineers a variety of tools that can be used

Keywords： fatigue cracking     energy based     crack initiation     mechanistic approach     pavement analysis    

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Fatigue crack initiation of magnesium alloys under elastic stress amplitudes: A review

B. J. WANG, D. K. XU, S. D. WANG, E. H. HAN

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 1,   Pages 113-127 doi: 10.1007/s11465-018-0482-1

Abstract: Given their hexagonal close packed structure, the fatigue crack initiation of Mg and its alloys is closelyIn this paper, some fundamental aspects about the fatigue crack initiation mechanisms of Mg alloys arereviewed, including the 3 followings: 1) Fatigue crack initiation of as-cast Mg alloys, 2) influenceof microstructure on fatigue crack initiation of wrought Mg alloys, and 3) the effect of heat treatmentMoreover, some unresolved issues and future target on the fatigue crack initiation mechanism of Mg alloys

Keywords： Mg alloys     fatigue behavior     microstructure     crack initiation     deformation mechanism    

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An investigation on prevalent strategies for XFEM-based numerical modeling of crack growth in porous

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 914-936 doi: 10.1007/s11709-021-0750-8

Abstract: Crack growth modeling has always been one of the major challenges in fracture mechanics.However, XFEM modeling does not directly lead to reliable results, and choosing a strategy of implementationFinally, the crack growth is modeled in a natural porous media (Fontainebleau sandstone).identically predict the stress distribution in the sample, the first strategy simulates only the initial crackpropagation, while the second strategy could model multiple cracks growths.

Keywords： numerical modeling     extended finite element method     porous media     crack growth     stress intensity factor    

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Simulation of cohesive crack growth by a variable-node XFEM

Weihua FANG, Jiangfei WU, Tiantang YU, Thanh-Tung NGUYEN, Tinh Quoc BUI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 1,   Pages 215-228 doi: 10.1007/s11709-019-0595-6

Abstract: It also allows modeling the equal stresses at both sides of the crack in the crack-tip as assumed inthe cohesive model, and is able to simulate the arbitrary crack-tip location.

Keywords： extended finite element method     cohesive zone model     sign function     crack propagation    

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Fatigue crack growth simulations of 3-D linear elastic cracks under thermal load by XFEM

Himanshu PATHAK,Akhilendra SINGH,I.V. SINGH,S. K. YADAV

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 4,   Pages 359-382 doi: 10.1007/s11709-015-0304-z

Abstract: This paper deals with the fatigue crack growth simulations of three-dimensional linear elastic cracksBoth temperature and displacement approximations are extrinsically enriched by Heaviside and crack frontCrack growth is modelled by successive linear extensions, and the end points of these linear extensionsare joined by cubic spline segments to obtain a modified crack front.Different crack geometries such as planer, non-planer and arbitrary spline shape cracks are simulated

Keywords： 3-D cracks     fatigue life     Paris law     thermal load     XFEM    

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Time Series Diagnosing Analysis for the Fatigue Crack of Large-scale and Heavyburden Supporting Shafts

Li Xuejun,Bin Guangfu,Wang Yuqing

Strategic Study of CAE 2006, Volume 8, Issue 4,   Pages 50-53

Abstract:

Because of the unobserved sudden fatigue failure of the large-scale and heavyburden supporting shaftssquare sum (NRSS) are adopted to identify the fault state, and the degree of supporting shafts' fatiguecrack is diagnosed effectively.The result of experiment shows that the method of time series using <="true">σa2 and NRSS as the index to diagnose the fatiguecrack of large-scale and heavyburden supporting shafts is more sensitive and effective than the normal

Keywords： large-scale and heavyburden machine     supporting shaft     concealment part     fatigue crack     time series    

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A FEniCS implementation of the phase field method for quasi-static brittle fracture

HIRSHIKESH, Sundararajan NATARAJAN, Ratna Kumar ANNABATTULA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 380-396 doi: 10.1007/s11709-018-0471-9

Abstract: ) has a scalar damage variable is used to represent the discontinuous surface implicitly and 3) the crackinitiation and subsequent propagation and branching are treated with less complexity.

Keywords： phase field method     FEniCS     brittle fracture     crack propagation     variational theory of fracture    

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Title Author Date Type Operation

Some remarks on the engineering application of the fatigue crack growth approach under nonzero mean loads

Jorge Alberto Rodriguez DURAN,Ronney Mancebo BOLOY,Rafael Raider LEONI

Journal Article

Dynamic crack propagation in plates weakened by inclined cracks: an investigation based on peridynamics

A. SHAFIEI

Journal Article

Crack propagation with different radius local random damage based on peridynamic theory

Journal Article

Creep-fatigue crack growth behavior in GH4169 superalloy

Dianyin HU, Xiyuan WANG, Jianxing MAO, Rongqiao WANG

Journal Article

Concurrent fatigue crack growth simulation using extended finite element method

Zizi LU, Yongming LIU,

Journal Article

Elasto-plastic fatigue crack growth analysis of plane problems in the presence of flaws using XFEM

Sachin KUMAR,A. S. SHEDBALE,I. V. SINGH,B. K. MISHRA

Journal Article

Fatigue crack growth behavior of a 170 mm diameter stainless steel straight pipe subjected to combined

Journal Article

Lamb wave propagation modeling for structure health monitoring

Xiaoyue ZHANG, Shenfang YUAN, Tong HAO

Journal Article

Hierarchical approach for fatigue cracking performance evaluation in asphalt pavements

Ibrahim ONIFADE, Yared DINEGDAE, Björn BIRGISSON

Journal Article

Fatigue crack initiation of magnesium alloys under elastic stress amplitudes: A review

B. J. WANG, D. K. XU, S. D. WANG, E. H. HAN

Journal Article

An investigation on prevalent strategies for XFEM-based numerical modeling of crack growth in porous

Journal Article

Simulation of cohesive crack growth by a variable-node XFEM

Weihua FANG, Jiangfei WU, Tiantang YU, Thanh-Tung NGUYEN, Tinh Quoc BUI

Journal Article

Fatigue crack growth simulations of 3-D linear elastic cracks under thermal load by XFEM

Himanshu PATHAK,Akhilendra SINGH,I.V. SINGH,S. K. YADAV

Journal Article

Time Series Diagnosing Analysis for the Fatigue Crack of Large-scale and Heavyburden Supporting Shafts

Li Xuejun,Bin Guangfu,Wang Yuqing

Journal Article

A FEniCS implementation of the phase field method for quasi-static brittle fracture

HIRSHIKESH, Sundararajan NATARAJAN, Ratna Kumar ANNABATTULA

Journal Article