نتایج جستجو برای: thermo elasticity
تعداد نتایج: 38272 فیلتر نتایج به سال:
In the present work, a Fe–Mn–Si shape memory alloy containing V and C has been fabricated by laser powder bed fusion for first time. A pronounced pseudo-elasticity compared to similar but conventionally manufactured is achieved after aging treatment, as result of fine microstructure developed during process evaporation Mn. The formation high precipitate densities also responsible improved therm...
Owing to the wide acceptance of fiber reinforced composites in lightweight structure industry, need study its thermo-elastic behavior dynamical multi-body systems still remains an open question. Standard continuum models, by virtue first-order gradient deformation, cannot capture curvature effects and hence appropriate extensions standard modeling techniques are indispensable model accurate phy...
A review is provided here about the thermal effects on optical chirality. To this goal, chiral objects dispersed in an embedding fluid are examined for their magnetoelectric coupling. Thermal several meta-atoms and ensembles examined. DNA-like helical structures detail. The mechanical aspect of thermo-elasticity reviewed along with transverse deformations while drawing analogies from condensed-...
In this study, the optimum design of load carrying battery packs that can also exchange heat with a coolant is presented. The level set topology optimization method used as tool. flow modeled using Darcy potential flow, and transfer convection-diffusion equation. displacement field computed thermo-elasticity model. A multi-objective minimizes linear combination structural compliance, average te...
The study of deformations in dynamically and thermally loaded elastic solids has important applications in engineering. A wide literature exists on the numerical solution of dynamic thermo-elasticity problems via finite element methods (FEM). These methods include Laplace-transform FEMs and semi-discrete methods, whereby finite elements are used in space and finite differences are used in time....
In order to determine the impact of thermo priming on germination of soybean seeds, an experiment was conducted as a completely randomized design with three replications. The factors of studied included different time thermo priming (control, 5 and 10 minutes) through the placing seeds were exposed to oven. The results showed that the effect of thermo priming was significant on germination perc...
This work analyses shear moduli of conventional and auxetic open-cell polymer foams. Shear are i) measured directly ii) calculated by applying elasticity theory for isotropic solid materials, using Young's Poisson's ratios from compression tests. Zero negative ratio foams fabricated a thermo-mechanical process. Fabricated tested in three orthogonal directions, up to densification at ~60% compre...
The thermo-mechanical degradation of PET during extrusion was studied in the transient state. Active agents, water, causing hydrolysis by chain scission and pyromellitic dianhydride PMDA, extension, were added to flow as pulses. They change molecular weight, affecting its melt elasticity, which followed in-line a rheo-optical detector set an instrumented slit-die, measuring synchronously, press...
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