نتایج جستجو برای: electro mechanical equipment

تعداد نتایج: 324159  

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...

A Ghorbanpour Arani, R Kolahchi

In this study, free vibration of a foam-core orthotropic smart composite cylindrical shell (SCCS) filled with a non-viscous compressible fluid, subjected to combined electro-thermo-mechanical loads is investigated.  Piezoelectric polymeric cylindrical shell, is made from polyvinylidene fluoride (PVDF) and reinforced by armchair double walled boron nitride nanotubes (DWBNNTs). Characteristics of...

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...

Journal: :MATEC web of conferences 2022

A study was performed to investigate the effect of using Euler-Lagrange optimization decreasing energy demands for given electro-mechanical systems exploiting electric drives, which are typical industrial and transportation applications e.g. robotic arm control, train movement control etc.

Journal: :Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 2002

Journal: :FUOYE Journal of Engineering and Technology 2016

Journal: :MATEC web of conferences 2022

Earthing and short-circuit devices are part of the category equipment means electric shock protection, their purpose is to protect workers in event an accidental voltage work area while doing electrical installation work. The this study convey findings research into level safety that these must provide, not only terms electrodynamic electro thermal consequences occur during a short-circuit, but...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Journal: :Proceedings of the IEE - Part B: Radio and Electronic Engineering 1958

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