Results 11 to 20 of about 138,271 (266)

Improved Fatigue Reliability Analysis of Deepwater Risers Based on RSM and DBN

open access: yesJournal of Marine Science and Engineering, 2023
The fatigue reliability assessment of deepwater risers plays an important role in the safety of oil and gas development. Physical-based models are widely used in riser fatigue reliability analyses.
Liangbin Xu   +5 more
doaj   +1 more source

A fatigue reliability assessment model for welded structures based on the structural stress method

open access: yesAdvances in Mechanical Engineering, 2023
Since many factors affect the fatigue life of welded structures and the relationships between them are complex, finding effective ways to improve the fatigue reliability of welded structures has always been a challenge for the industry.
Shaoze Zhou   +4 more
doaj   +1 more source

Optimal Reliability in Design for Fatigue Life [PDF]

open access: yesSIAM Journal on Control and Optimization, 2014
28 pages, 4 ...
Hanno Gottschalk, Sebastian Schmitz
openaire   +2 more sources

Hierarchical Dynamic Bayesian Network-Based Fatigue Crack Propagation Modeling Considering Initial Defects

open access: yesSensors, 2022
Orthotropic steel decks (OSDs) are inevitably subjected to fatigue damage caused by cycled vehicle loads in long-span bridges. This study establishes a probabilistic analysis framework integrating the dynamic Bayesian network (DBN) and fracture mechanics
Yang Xu   +3 more
doaj   +1 more source

Fuzzy Design Optimization-Based Fatigue Reliability Analysis of Welding Robots

open access: yesIEEE Access, 2020
In this work, a fuzzy design optimization-based fatigue reliability analysis technique is addressed to obtain the optimal fatigue reliability of the structures with random parameters under the minimum fluctuation of fatigue life.
Pengpeng Zhi   +4 more
doaj   +1 more source

Fatigue Reliability Analysis of Rib-To-Deck Joints Using Test Data and In-Situ Measurements

open access: yesApplied Sciences, 2019
In this paper, the fatigue performance of rib-to-deck joints in orthotropic steel decks (OSDs) using thickened edge U-ribs (TEUs) and the OSD using conventional U-ribs (CUs) are investigated based on the fatigue test result and in-situ monitoring data ...
Kaifeng Zheng   +4 more
doaj   +1 more source

Fatigue Reliability Analysis System for Key Components of Aero-Engine

open access: yesInternational Journal of Aerospace Engineering, 2022
Aero-engine is known as the heart of an aircraft. Fatigue is one of the main causes of aero-engine failure, therefore, it is essential to predict the fatigue life in the aero-engine design process.
Huizhi Qi   +3 more
doaj   +1 more source

Fatigue reliability evaluation of aluminium alloy coated with Diamond-Like Carbon/AlN hybrid coatings by UBMS

open access: yesNihon Kikai Gakkai ronbunshu, 2016
In our previous study, it was found that the wear life of the DLC/AlN hybrid film compared with a DLC film deposited directly onto Al-alloy could be improved by controlling the hardness of the AlN intermediate layer film.
Masashi NAKAMURA, Yuki TAKAMORI
doaj   +1 more source

A Reliability-Based Robust Design Optimization Method for Rolling Bearing Fatigue under Cyclic Load Spectrum

open access: yesMathematics, 2023
Reliability-based robust design methods have been widely used in the field of product design; however, they are difficult to apply to the fatigue reliability design process of rolling bearings due to the problems of determining fatigue accumulated damage
Shiyuan E   +3 more
doaj   +1 more source

Assessment of hybrid machine learning models for non-linear system identification of fatigue test rigs

open access: yesFranklin Open
The prediction of system responses for a given fatigue test bench drive signal is a challenging problem, since highly dynamic loads from measurement campaigns must be reproduced accurately.
L. Heindel, P. Hantschke, M. Kästner
doaj   +1 more source

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