Results 21 to 30 of about 16,642,961 (356)

Design Optimization of Flexure Springs for Free-Piston Stirling Engines and Experimental Evaluations with Fatigue Testing

open access: yesEnergies, 2021
The free-piston Stirling engine is a closed-cycle regenerative heat engine that converts heat energy into mechanical work, and requires a spring element for vibratory operations of the displacer and power pistons.
Chang-Whan Lee   +3 more
doaj   +1 more source

Role of Multi-Scale Microstructure in the Degradation of Al Wire for Power Transmission

open access: yesApplied Sciences, 2020
As common conductive materials, Al wires are used on overhead transmission lines under long-term heating conditions. In this study, the strength degradation behavior and the strength-electrical conductivity relation of the commercially pure Al wires ...
Rui Li   +7 more
doaj   +1 more source

Characterization of the Mechanical Properties of Low Stiffness Marine Power Cables through Tension, Bending, Torsion, and Fatigue Testing

open access: yesJournal of Marine Science and Engineering, 2023
The exploitation and harnessing of offshore marine renewable energy have led to an increased demand for reliable marine power cables with long service lives.
Jonas W. Ringsberg   +3 more
doaj   +1 more source

Full-Scale Fatigue Testing of a Wind Turbine Blade in Flapwise Direction and Examining the Effect of Crack Propagation on the Blade Performance. [PDF]

open access: yesMaterials (Basel), 2017
In this paper, the sensitivity of the structural integrity of wind turbine blades to debonding of the shear web from the spar cap was investigated. In this regard, modal analysis, static and fatigue testing were performed on a 45.7 m blade for three ...
Al-Khudairi O   +5 more
europepmc   +2 more sources

ANALYSIS OF THE FEASIBILITY OF REPLACING FABRIC SKIN IN HALF-SHELL STRUCTURAL DESIGNS

open access: yesTechnologia i Automatyzacja Montażu, 2021
One of the many issues associated with aircraft operations is that of structural designs with fabric skin. As one of the solutions addressing these problems, this paper proposes replacing the existing fabric skin with a new covering made of a composite ...
Sławomir Tkaczuk   +2 more
doaj   +1 more source

COVID-19: Are we in testing fatigue or testing fatiguely?

open access: yesIndian Journal of Health Sciences and Biomedical Research (KLEU), 2022
The rapid spread of COVID 19 across the globe gave no country any chance to stay guard of what consequences it would follow. India, with 462 million of its 1.3 billion people living in densely populated urban settlements with high contact rates, was at risk of catastrophic spread of the virus.
Priya Sharma   +3 more
openaire   +2 more sources

Compression Fatigue Testing Setups for Composites—A Review

open access: yesAdvanced Engineering Materials, 2020
The positive combination of lightweight design and high fatigue resistance of fiber reinforced materials has led to their broad application in many different structural applications.
A. Baumann, J. Hausmann
semanticscholar   +1 more source

Novel specimen geometries for fatigue testing of additive manufactured metals under axial, torsion, and combined axial-torsion loadings

open access: yes, 2020
Using the geometric freedom offered by additive manufacturing, a plate-type specimen geometry for axial fatigue testing, a hollow cylindrical specimen for torsion testing, and two thin-walled circular cross section specimens for torsion or axial-torsion ...
A. Fatemi, R. Molaei
semanticscholar   +1 more source

A fabrication history based strain-fatigue model for prediction of crack initiation in a radial loading wheel [PDF]

open access: yes, 2017
A strain-based fatigue model concerning fabrication history is applied to predict the fatigue life of a commercial car wheel under radial loads. As the prior conditions, the strain fatigue testing is performed on standard specimen of DP590 and FB540 ...
Gu, H.R   +7 more
core   +1 more source

Influence of Steam Curing on High-Cyclic Behaviour of Prestressed Concrete Bridge Elements

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2008
The paper discusses the influence of curing conditions (steam and normal curing) on high-cyclic creep and fatigue strength of reinforced concrete bridge elements.
Eugedijus Juozas Dulinskas   +2 more
doaj   +1 more source

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