نتایج جستجو برای: thermal and mechanical loads

تعداد نتایج: 16914589  

2013
K. Weide-Zaage J. Schlobohm H. Frémont A. Farajzadeh J. Kludt

Increasing demand, regarding to advanced 3D-packages and high performance applications, accelerates the development of 3D-silicon integrated circuit, with the aim to miniaturize and to reduce the cost. Due to drastic dimension mismatches between interconnects, throughsilicon-vias (TSV), and landing pads, the reliability of the systems and components are affected by thermal and thermal-electrica...

Polypropylene (PP) has been one of the most widely used polymers due to the versatility and cost benefits obtained with this material. In this work, composites of PP modified with nanostructured ZSM-5 zeolite were prepared and their thermal and mechanical properties were evaluated. Zeolites were synthetized by hydrothermal method and the crystallization time was modified to evaluate the effect ...

جلال‌آبادی, اسماعیل , رحیمی‌کیان, اشکان ,

In this paper, a detailed mathematical model of a grid-connected micro-grid including wind-turbine, photo voltaic cells, CHP and Fuel Cell with respective uncertainties in electrical loads, thermal loads, PV and wind outputs are presented. Moreover, the effects of the considered uncertainties on the micro-grid’s operation cost are modeled as risk and this risk is reduced using Monte-Carlo...

Journal: :Journal of physics 2023

Abstract During the high-speed flight of aircraft, cabin body will bear aerodynamic loads, engine thrust structural and equipment component mass inertial loads. At same time, thermal loads be generated due to high speed flight. With development hypersonic aircraft technology, demand for multi-field coupling test is more common. Therefore, it necessary carry out technical verification mechanics ...

ژورنال: طب جنوب 2019
Movahed , Ali, Sadeghi , Mehdi, Vahedi Moghadam , Afsaneh,

Background: Portulaca Oleracea is a medicinal plant with many effects including analgesic and anti-inflammatory properties. This study aimed to investigate the effect of alcoholic extract of Portulaca Olerecea on CCI model of neuropathic pain (Bennet & Xie model) and acute thermal pain induced by Tail Flick. Materials and Methods: Adult male Wistar rats weighing 200-250 g were used. Sensitivity...

A two dimensional deformation due to internal heat source in a thermoelastic solid with microtemperatures under the dependence of modulus of elasticity and thermal conductivity on reference temperature has been studied. A mechanical force of constant magnitude is applied at the free surface of thermoelastic half space. The normal modes technique has been applied to obtain the exact expressions ...

A Loghman, M Moradi

In this study, the non-linear creep behaviour of a thick-walled cylinder made of stainless steel 316 is investigated using a semi-analytical method. The thick-walled cylinder is under a uniform internal pressure and a non-axisymmetric thermal field as a function of the radial and circumferential coordinates. For the high temperature and stress levels, creep phenomena play a major role in stress...

Thickness stretching effect based on shear and normal deformation theory is used in this paper for magneto-electro-elastic vibration analysis of a three-layered curved nanobeam including a nano core and two piezo-magnetic layers. Size-dependency is included in derivation of governing equations of motion based Eringen's nonlocal elasticity theory. The initial curvature is accounted in calculatio...

The concentrated solar power (CSP) is one of the renewable energy sources in which solar irradiation heat energy will be used in a steam turbine to generate electrical grid. Solar radiation is absorbed by a solar receiver reactor on the surface of a porous solar absorber. In this survey, synthesis and mechanical/thermal characterization of micro-porous silicon carbide (SiC) absorber to be used ...

Journal: :iranian journal of pharmaceutical research 0
alireza abed department of pharmacology and toxicology, school of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, iran valiollah hajhashemi department of pharmacology and toxicology and pharmaceutical research center, school of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, iran hamid reza banafshe department of addiction studies, school of medicine, kashan university of medical sciences, kashan. iran. mohsen minaiyan 1department of pharmacology and toxicology and pharmaceutical research center, school of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, iran azam mesdaghinia physiology research center, kashan university of medical sciences, kashan. iran.

primarily opioidergic and adenosine mechanisms are considered to be involved in the antinociceptive effects of antidepressants. this study was designed to determine the efficacy of acute venlafaxine administration in alleviating symptoms of neuropathic pain and the role of endogenous adenosine and opioid systems in this effect of venlafaxine. we have evaluated the effect of caffeine, a non-sele...

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