|
|
|
|
|
Huayang Yu, Yihao Deng, Guansen Deng and Niya Dong
Fatigue failure in asphalt pavements, caused by continuous loading, primarily occurs at the interface between the asphalt binder and the aggregate (adhesive failure) or within the asphalt binder itself (cohesive failure). This study conducted variable st...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kun Zhang, Pengbo Chang, Jianxi Ren, Zheng Liu and Ke Wang
The fractured rock mass in the western cold region is affected by freezing and thawing disasters and is prone to local damage and fracture along the fissures? ends. The fatigue damage induced by repeated frost heave and traffic loads seriously endangers ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhiqiang Xu, Yunxian Cui, Baoliang Li, Ketong Liu, Feiting Shi and Peng Cao
A fatigue test on the failure mode of flange shafts was conducted. The propagation characteristics of the initial crack at the junction between the shaft and the flange as well as its angle effect were studied. This study developed an analysis program of...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jian Sun, Lei Wu and Chengqi Sun
The notch (i.e., stress concentration) and defect are important factors influencing the conventional fatigue behavior of metallic materials. What is the influence of notches and defects on the dwell fatigue mechanism and fatigue life? In this paper, the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Martin Garan, Vladimír Chmelko, Miroslav ?ulko and Milo? Musil
This article presents an analysis of the causes of a fatigue crack in the guide bar of a pressing device. The detailed analysis included the analysis of a material?s microstructure and its cyclic properties. Direct measurements of the strains during oper...
ver más
|
|
|
|
|
|
|
|
|
|
|
V. R. Skalskiy,D. V. Rudavskiy,P. Ya. Galan,I. M. Lyasota,P. P. Velikiy,Ya. D. Tolopko
Pág. 251 - 254
The procedure for testing the prismatic steel specimens of heavy constructions to build the kinetic diagrams of fatigue fracture is described in the paper. The kinetic diagrams obtained have been approximated by analytical dependences with unknown parame...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sergio Márquez-Domínguez and John D. Sørensen
Consequences of failure of offshore wind turbines (OWTs) is in general lower than consequences of failure of, e.g., oil & gas platforms. It is reasonable that lower fatigue design factors can be applied for fatigue design of OWTs when compared to other f...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gagandeep Singh, Devesh Tiwari, P.K. Jain, A.K. Swami
Pág. 438 - 444
Fatigue failure of any kind of material is of great concern while designing any component of Civil Engineering Structure. A fluctuating stress i.e. with positive and negative phase is the root cause of fatigue failure. Even controlling the peak amplitude...
ver más
|
|
|
|
|
|
|
|
|
|
|
Álvaro Zubizarreta-Macho, Óscar Alonso-Ezpeleta, Alberto Albaladejo Martínez, Vicente Faus Matoses, Javier Caviedes Brucheli, Rubén Agustín-Panadero, Jesús Mena Álvarez and Fernando Vizmanos Martínez-Berganza
Background: The aim of this study was to analyze the effects of the time of use (TU) and sterilization cycles (SC) of endodontic reciprocating files on cyclic fatigue resistance. Methods: One-hundred-and-twenty (120) Procodile NiTi endodontic reciprocati...
ver más
|
|
|
|
|
|
|
|
|
|
|
Filip Lisowski and Edward Lisowski
Components of transport trucks are subjected to dynamic cyclic loads. The magnitude of these loads depends on road conditions and cargo mass. Cyclic loads can cause fatigue failure at stress levels significantly below the yield strength of the material. ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Robert Trybulski, Grzegorz Wojdala, Dan Iulian Alexe, Zuzanna Komarek, Piotr Aschenbrenner, Michal Wilk, Adam Zajac and Michal Krzysztofik
This study aimed to analyze acute changes in the muscle mechanical properties of the triceps brachii long head after bench press exercise performed at different external loads and with different intensities of effort along with power performance. Ten res...
ver más
|
|
|
|
|
|
|
|
|
|
|
Leonid Berezin, Mykola Rubanka, Alla Rubanka, Yurii Kovalov, Serhii Pleshko
Pág. 111 - 119
The questions of design maintenance of a given fatigue longevity of rods of complex form during the intensification of load modes without changing of geometric, inertial and rigidity parameters of roads are considered. The study is conducted on the examp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Nizami Gyulyev,Vitalii Voronko,Sergij Ostashevskiy,Denys Ponkratov,Sergij Psol,Igor Bugayov
Pág. 24 - 38
This paper has considered the task on determining a driver?s failure-free operation in the transportation system of a city taking into account traffic jams. A driver's time of stay in traffic jams leads to an increase in his/her psycho-emotional conditio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hernan Andres Pinto, Alvaro Rodrigo Peña, Ignacio Aravena
Pág. 80 - 85
In this paper the authors propose a new damage accumulation modelbased on an exponential approach for aluminum closed cell foam underfully reversed cyclic loading. The model developed need as an input, theinformation about the fatigue behavior of the mat...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ayman El-Zohairy, Hani Salim, Hesham Shaaban and Mahmoud T. Nawar
Fatigue in steel?concrete composite beams can result from cyclic loading, causing stress fluctuations that may lead to cumulative damage and eventual failure over an extended period. In this paper, the experimental findings from fatigue loading tests on ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sadiq Gbagba, Lorenzo Maccioni and Franco Concli
In the shipbuilding, construction, automotive, and aerospace industries, welding is still a crucial manufacturing process because it can be utilized to create massive, intricate structures with exact dimensional specifications. These kinds of structures ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Vicente Faus-Matoses, Vicente Faus-Llácer, Celia Ruiz-Sánchez, Sofía Prats Gallego, Álvaro Zubizarreta-Macho, Beatriz Solano-Mendoza, Benjamín Martín Biedma and Ignacio Faus-Matoses
Background: The objective of the present study was to measure and compare how the length of CM Gold Wire and CM Blue Wire NiTi alloy endodontic rotary files impacts their resistance to cyclic fatigue. Methods: A total of 40 sterile endodontic rotary file...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yan Dong, Guanglei Ji, Lin Fang and Xin Liu
During the service life of offshore pipelines, many start-up and shut-down cycles take place, possibly leading to significant cyclic loads. Fatigue failure may occur, resulting in serious environmental pollution and loss of property. The study aims to as...
ver más
|
|
|
|
|
|
|
|
|
|
|
Georgios Skordaris, Konstantinos Vogiatzis, Leonidas Kakalis, Ioannis Mirisidis, Vasiliki Paralidou and Soultana Paralidou
The potential to increase the life span of tools applied in cheese cutting machines is of great importance, considering their cost and the risk of fragmented metallic parts of the tool being inserted into the cheese. Such tools are commonly manufactured ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Saverio Cosola, Paolo Toti, Enrico Babetto, Ugo Covani, Miguel Peñarrocha-Diago and David Peñarrocha-Oltra
Background: The present in vitro study aimed to investigate the fatigue performance of different dental fixtures in two different emergence profiles. Biological failures are frequently reported because the problem canonly be solved by replacing a failing...
ver más
|
|
|
|
|
|