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Wei Wang, Xuefeng Hong, Jue Qu, Ning Xu and Tong Chen
A complex command and control task was selected as the test task, which included observing the overall and local situation, the interactive operation and situation display of detection equipment, the erection and launch of air defense equipment, and the ...
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Young-Cheol Kim, Dong-Hyeop Kim and Sang-Woo Kim
To achieve the commercialization of electric vertical takeoff and landing (eVTOL) aircrafts, which have recently garnered attention as the next-generation means of transportation, objective certification based on rigorous procedures is essential. With th...
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Hongxin Zhu, Yimin Zhu, Xiaoyi Zhang, Jian Chen, Mingyu Luo and Weiguang Huang
Performing online damage evaluation of blades subjected to complex cyclic loads based on the operating state of a gas turbine enables real-time reflection of a blade?s damage condition. This, in turn, facilitates the achievement of predictive maintenance...
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Dong-Hyeop Kim, Young-Cheol Kim and Sang-Woo Kim
Airworthiness standards of Korea recommend verifying structural safety by experimental tests and analytical methods, owing to the development of analysis technology. In this study, we propose a methodology to verify the structural safety of aircraft comp...
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Pengfei Wang, Weiqiang Wang, Sanlong Zheng, Bingbing Chen and Zengliang Gao
Nonlinear ultrasonic testing is highly sensitive to micro-defects and can be used to detect hidden damage and defects inside materials. At present, most tests are carried out on specimens, and there are few nonlinear ultrasonic tests for fatigue damage o...
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Myung Soo Kang and Yun-Kyu An
This paper proposes a fatigue crack evaluation technique based on digital image correlation (DIC) with statistically optimized adaptive subsets. In conventional DIC analysis, a uniform subset size is typically utilized throughout the entire region of int...
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Wojciech Bankowski
The topic of this article is the evaluation of the fatigue life of asphalt concrete mixtures with reclaimed asphalt pavement (RAP). The evaluation was carried out in relation to asphalt concrete mixtures AC22P and high modulus asphalt concrete ACWMS16 wi...
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Jun Wu, Wen Wang, Minghui Lu and Yu Hu
A metal fatigue damage model is established in this study by employing real-time strain monitoring to evaluate the damage state of metal materials. The fatigue life simulation, based on crystal plasticity finite element analysis, establishes the constitu...
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Yusuf O. Busari, Yupiter H. P. Manurung, Martin Leitner, Yusuf L. Shuaib-Babata, Muhd F. Mat, Hassan K. Ibrahim, David Simunek and Mohd Shahar Sulaiman
This research presents the numerical evaluation of fatigue crack growth of structural steels S355 and S960 based on Paris? law parameters (C and m) that are experimentally determined with a single edge notched tension (SENT) specimen using optical and cr...
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Sang-Hyeok Kim, Xiao-Jun Fang, Yeun-Chul Park and Hyoung-Bo Sim
Rail clips are essential components of rail fastening systems that clamp the rails to sleepers. Fatigue damage of rail clips has been recently reported in railway lines. However, there has been a lack of research investigating this fatigue issue. The KR-...
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S. V. Myamlin,V. L. Gor?bets,A. N. Bondarev,I. Ye. Skogarev,Ye. A. Pismennyy
Pág. 35 - 42
In the article the analysis of results of comparative tests on determination of endurance limit of the material in semi-treated axles produced by different technologies is carried out and the conclusions on prospects and stability of new manufacturing te...
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Lin Xu, Shanxiu Ma, Zhiyuan Shen, Shiyu Huang and Ying Nan
In order to determine the fatigue state of air traffic controllers from air talk, an algorithm is proposed for discriminating the fatigue state of controllers based on applying multi-speech feature fusion to voice data using a Fuzzy Support Vector Machin...
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Huile Li and Gang Wu
The presented framework has a potential application of enhanced fatigue assessment of steel railway bridges with respect to fatigue-prone structural details.
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Eva O.L. Lantsoght, Rutger Koekkoek, Cor van der Veen and Henk Sliedrecht
The results of this work can be used in the evaluation of existing prestressed concrete slab-between-girder bridges for fatigue.
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Nouman Iqbal, Heng Fang, Ahsan Naseem, Muhammad Kashif and Hans De Backer
This study numerically investigates the limitations of structural hot-spot stress (SHSS) methods and proposes a guideline for the calculation of hot-spot stresses, which can be used for the better evaluation of fatigue-related problems. Four different SH...
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Gabriela Ceccon Carlesso, Glicério Trichês, João Victor Staub de Melo, Matheus Felipe Marcon, Liseane Padilha Thives and Lídia Carolina da Luz
Fatigue cracking and rutting are among the main distresses identified in flexible pavements. To reduce these problems and other distresses, modified asphalt mixtures have been designed and studied. In this regard, this paper presents the results of a stu...
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Domingo Vega, Eduardo Escobar (Autor/a)
Pág. 29 - 34
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Weichao Yang, E Deng, Chenghua Shi, Ning Liu, Ruizhen Fei and Huan Yue
The results of this paper can provide a further theoretical basis for the evaluation of lining fatigue damage in the tridimensional cross tunnel of high-speed railway.
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Kinoshita, K.,Arakawa, S.
Pág. 68 - 74
For fatigue assessment, recently effective notch stress (ENS) approach is accepted as a valid alternative to fracture mechanics approaches in Japan. However, at least one study showed that the fatigue assessment at weld root of load-carrying crucif...
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Nikhil Pillai, Jou-Yi Shih and Clive Roberts
Switch and crossing (S&C) faults are a major cause of track-related delays and account for a significant proportion of maintenance and renewal budgets for railway infrastructure managers around the world. Although various modelling approaches have be...
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