Remote measurement and shape reconstruction of surface-breaking fatigue cracks by laser-line thermography
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2020.105950
Abstract: Abstract In this paper, a method for remote measurement and shape reconstruction of fatigue cracks by using laser-line thermography (LLT) technique is developed. A new feature parameter derived from the LLT signals is proposed to… read more here.
Keywords: reconstruction; measurement shape; remote measurement; laser line ... See more keywords
Improved quantitative analysis method for evaluating fatigue cracks in thermal fatigue testing
Sign Up to like & getrecommendations! Published in 2019 at "Materials Letters"
DOI: 10.1016/j.matlet.2019.01.113
Abstract: Abstract Fatigue cracks evaluation is mainly based on qualitative evaluation, and quantitative evaluation is still in the primary stage. In quantitative evaluation investigations thermal fatigue damage factor, D, expressed in terms of the percentage of… read more here.
Keywords: thermal fatigue; fatigue; fatigue damage; evaluation ... See more keywords
Mode I stress intensity factors for semi-elliptical fatigue cracks in curved round bars
Sign Up to like & getrecommendations! Published in 2021 at "Theoretical and Applied Fracture Mechanics"
DOI: 10.1016/j.tafmec.2021.102904
Abstract: Abstract Some cyclically loaded components such as mooring chains can develop fatigue cracks in locations where the shape of the part is equivalent to that of a curved or bent round bar. Here we consider… read more here.
Keywords: stress intensity; mode stress; curved round; intensity factors ... See more keywords
Modeling of nonlinear interactions between guided waves and fatigue cracks using local interaction simulation approach.
Sign Up to like & getrecommendations! Published in 2017 at "Ultrasonics"
DOI: 10.1016/j.ultras.2016.10.001
Abstract: This article presents a parallel algorithm to model the nonlinear dynamic interactions between ultrasonic guided waves and fatigue cracks. The Local Interaction Simulation Approach (LISA) is further developed to capture the contact-impact clapping phenomena during… read more here.
Keywords: fatigue cracks; waves fatigue; local interaction; interaction simulation ... See more keywords
An experimental study on the fretting wear behavior of Inconel 600 and 690 in pure water
Sign Up to like & getrecommendations! Published in 2021 at "Wear"
DOI: 10.1016/j.wear.2021.203995
Abstract: Abstract Fretting wear behaviors of Inconel 600 and 690 plates against 304 stainless steel ball were investigated in pure water. The results indicated that Inconel 600 exhibited more excellent wear resistance than Inconel 690 as… read more here.
Keywords: inconel 600; fretting wear; 600 690; pure water ... See more keywords
Sensing distortion-induced fatigue cracks in steel bridges with capacitive skin sensor arrays
Sign Up to like & getrecommendations! Published in 2018 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/aadbfb
Abstract: Distortion-induced fatigue cracks represent the majority of fatigue cracks in steel bridges in the United States. Currently, bridge owners, such as the state departments of transportation (DOTs), rely on human inspection to detect, monitor, and… read more here.
Keywords: distortion induced; induced fatigue; cracks steel; fatigue cracks ... See more keywords
Train Wheel Magnetic Flux Leakage Testing Method Based on Local Magnetization Enhancement
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3251393
Abstract: Nondestructive testing (NDT) of train wheels fatigue cracks is a critical technology to ensure railway safety. Early fatigue cracks are small and difficult to detect. In this article, the magnetic flux leakage (MFL) method is… read more here.
Keywords: magnetization; train; flux leakage; method based ... See more keywords
Estimation of the resistance to the initiation of fatigue cracks in the welded joints of steel constructions
Sign Up to like & getrecommendations! Published in 2017 at "Russian Metallurgy (Metally)"
DOI: 10.1134/s0036029517040176
Abstract: The problem of choosing an effective approach to determining the fatigue strength of welded butt joints at the stage of crack nucleation is solved. The results of the calculations performed according to the existing building… read more here.
Keywords: initiation fatigue; resistance initiation; estimation resistance; fatigue ... See more keywords
Nonlinear ultrasonic detection for evaluating fatigue crack in metal plate
Sign Up to like & getrecommendations! Published in 2019 at "Structural Health Monitoring"
DOI: 10.1177/1475921718784451
Abstract: In engineering structures, metal materials always endure fatigue cracks under long-term service. There has been a demand for developing a structural health monitoring method to evaluate micro-sized fatigue cracks, as cracking is considered as a… read more here.
Keywords: fatigue crack; detection; fatigue cracks; metal ... See more keywords
Monitoring of Fatigue Crack Propagation by Damage Index of Ultrasonic Guided Waves Calculated by Various Acoustic Features
Sign Up to like & getrecommendations! Published in 2019 at "Applied Sciences"
DOI: 10.3390/app9204254
Abstract: Under cyclic and repetitive loads, fatigue cracks can be further propagated to a crucial level by accumulation, causing detrimental effects to structural integrity and potentially resulting in catastrophic consequences. Therefore, there is a demand to… read more here.
Keywords: propagation; acoustic features; various acoustic; damage ... See more keywords