Results 11 to 20 of about 708,527 (311)

Influence of Geometry in the Behavior of Disc-Shaped Mechanical Energy Absorbers for Agricultural Tractors

open access: yesAgronomy, 2021
Disc-shaped mechanical energy absorbers (MEAs), in combination with rollover protection structures (ROPSs), may contribute to the prevention of the infringement of the safety zone and the collapse of the ROPS in case of the overturn of an agricultural ...
Juan-Ignacio Latorre-Biel   +3 more
doaj   +1 more source

Comparison of Functionally Graded Hip Stem Implants with ‎Various Second-Generation Titanium Alloys [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
Total hip Arthroplasty (THA) is performed every year at a very high frequency to improve the quality of life of thousands of patients all over the globe.
Tawakol A. Enab   +2 more
doaj   +1 more source

Strain-Induced Reversible Motion of Skyrmions at Room Temperature [PDF]

open access: yes, 2023
Magnetic skyrmions are topologically protected swirling spin textures with great potential for future spintronic applications. The ability to induce skyrmion motion using mechanical strain not only stimulates the exploration of exotic physics but also ...
Yongbing Xu (1501567)   +14 more
core   +7 more sources

Experimental characterisation of macro fibre composites and monolithic piezoelectric transducers for strain energy harvesting [PDF]

open access: yes, 2012
Compact and lightweight energy harvesters are needed to power wireless sensor nodes (WSNs). WSNs can provide health monitoring of aircraft structures, improving safety and reducing costs by enabling predictive maintenance.
Michele Pozzi   +7 more
core   +1 more source

An Integration Method of Bursting Strain Energy and Seismic Velocity Tomography for Coal Burst Hazard Assessment [PDF]

open access: yes, 2022
The occurrence of coal burst in underground coal mines is complex, abrupt, and diverse, and the evaluation and prediction of coal burst hazard is the premise of effective prevention and control of coal burst.
Wei Shen   +6 more
core   +1 more source

应力增量触发断层岩体能量释放模拟与地震成因探讨—以龙门山断裂带为例

open access: yesDizhen xuebao, 2019
本文以龙门山断裂带为背景,基于岩体应变能基本理论,使用FLAC软件模拟地震能量源和能量释放形式,计算结果显示:在0.01 MPa水平应力增量作用下,龙门山断裂带及附近区域可释放的应变能约为3.24×1013 J;使得断层面之间发生滑移,克服断层面滑动摩擦所需消耗的能量约为2.10×1013 J;岩体在重力方向上产生位移,克服重力做功所消耗的能量约为1.14×1013 J。由此可推断:在一定区域内,应力触发释放能量值与克服断层面滑动摩擦和克服重力做功所消耗的能量之和大致相当 ...
Haoyu Shi   +4 more
doaj   +1 more source

Harvesting energy from the dynamic deformation of an aircraft wing under gust loading [PDF]

open access: yes, 2012
Weight reduction and maintenance simplification are high in the agenda of companies and researchers active in the aerospace sector. Energy harvesters are being investigated because they enable the installation of wireless sensor nodes, providing ...
Michele Pozzi   +5 more
core   +1 more source

A continuous/discontinuous Galerkin formulation for a strain gradient-dependent damage model [PDF]

open access: yes, 2004
The numerical solution of strain gradient-dependent continuum problems has been hindered by continuity demands on the basis functions. The presence of terms in constitutive models that involve gradients of the strain field means that the $C^0$ continuity
G. N. Wells   +2 more
core   +2 more sources

Ductile crack propagation with the strain-energy density criterion [PDF]

open access: yes, 1985
The strain energy density criterion is used to characterize subcritical crack growth in a thin aluminum alloy sheet undergoing general yielding. A finite element analysis which incorporates both material and geometrical nonlinear behaviors of the cracked
Chow CL, Xu JL(徐纪林)
core   +1 more source

Interior and exterior solutions for boundary value problems in composite elastic and viscous media

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1985
We present the solutions for the boundary value problems of elasticity when a homogeneous and isotropic solid of an arbitrary shape is embedded in an infinite homogeneous isotropic medium of different properties.
D. L. Jain, R. P. Kanwal
doaj   +1 more source

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