نتایج جستجو برای: energy equivalent model

تعداد نتایج: 2734937  

Ali Nouri Mohammad Hadi Hajmohammad, Mohammd Sharif Zarei

In this study, the dynamic buckling of the embedded laminated nanocomposite plates is investigated. The plates are reinforced with the single-walled carbon nanotubes (SWCNTs), and the Mori-Tanaka model is applied to obtain the equivalent material properties of them. Based on the sinusoidal shear deformation theory (SSDT), the motion equations are derived using the energy method and Hamilton's p...

2011
Kylie A Weldon Jay Whelan

BACKGROUND It is hypothesized that dietary linoleic acid (LA) promotes chronic and acute diseases in humans by enriching tissues with arachidonic acid (AA), its downstream metabolite, and dietary studies with rodents have been useful for validation. However, levels of LA in research diets of rodents, as published in the literature, are notoriously erratic making interspecies comparisons unrelia...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2004
Jeppe C Dyre Niels Boye Olsen

It is shown that the shoving model expression for the average relaxation time of viscous liquids, according to which the activation energy is proportional to the instantaneous shear modulus, follows largely from a classical "landscape" estimation of barrier heights from curvature at energy minima. Although the activation energy in this reasoning involves both instantaneous bulk and shear moduli...

Journal: :مدیریت صنعتی 0
عالیه کاظمی استادیار مدیریت صنعتی، دانشکده مدیریت، دانشگاه تهران، تهران، ایران محمد رضا مهرگان استاد مدیریت صنعتی، دانشکده مدیریت، دانشگاه تهران، تهران، ایران حامد شکوری گنجوی دانشیار دانشگاه تهران، گروه مهندسی صنایع، تهران، ایران

this research presents a mathematical model for oil and gas optimal allocation to different sectors in iran using operations research techniques. sectors are residential and commercial, transportation, industries, agriculture, exports, injection to oil reservoirs and power plans as a secondary energy producer. optimal allocation of energy resources to end-uses from 2011 to 2021 has been done us...

Journal: :physical chemistry research 2014
mohammed t. zafarani-moattar parisa jafari

the modified nrtl (m-nrtl) model is used to represent the excess gibbs free energy of aqueous (alcohol + electrolyte) solutions. in this work, the m-nrtl model previously developed for representation of vapor-liquid equilibria for (polymer + salt + water) systems has been extended to represent liquid-liquid equilibria of (alcohol + salt + water) systems. the proposed extension is a modified of ...

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