Mechanical & Industrial Engineering: Recent submissions
Now showing items 521-540 of 1454
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A robust resource allocation scheme for device-to-device communications based on Q-Learning
( Tech Science Press , 2020 , Article)One of the most effective technology for the 5G mobile communications is Device-to-device (D2D) communication which is also called terminal pass-through technology. It can directly communicate between devices under the ... -
A Robust Channel Estimation Scheme for 5G Massive MIMO Systems
( Hindawi Limited , 2019 , Article)Channel state information (CSI) feedback in massive MIMO systems is too large due to large pilot overhead. It is due to the large channel matrix dimension which depends on the number of base station (BS) antennas and ... -
Analysis of nonlinear vibrations of CNT- /fiberglass-reinforced multi-scale truncated conical shell segments
( Taylor and Francis Ltd. , 2022 , Article)The truncated conical shell segments made from multi-scale epoxy/carbon nanotube/fiberglass material are studied in this research in the view of evaluating nonlinear free vibration behavior. Incorporating random dispersion ... -
Analyzing exact nonlinear forced vibrations of two-phase magneto-electro-elastic nanobeams under an elliptic-type force
( Techno-Press , 2020 , Article)The present paper deals with analyzing nonlinear forced vibrational behaviors of nonlocal multi-phase piezo-magnetic beam rested on elastic substrate and subjected to an excitation of elliptic type. The applied elliptic ... -
Analyzing nonlinear vibration of metal foam stiffened toroidal convex/concave shell segments considering porosity distribution
( Taylor and Francis Ltd. , 2023 , Article)Analysis of nonlinear vibration properties of stiffened toroidal convex/concave shells made of porous metal foam material in elastic medium has been performed in the present research. Metal foam is considered as porous ... -
Analysis of post-buckling of higher-order graphene oxide reinforced concrete plates with geometrical imperfection
( Techno Press , 2020 , Article)The present article deals with post-buckling of geometrically imperfect concrete plates reinforced by graphene oxide powder (GOP) based on general higher order plate model. GOP distributions are considered as uniform and ... -
Finite element based post-buckling analysis of refined graphene oxide reinforced concrete beams with geometrical imperfection
( Techno Press , 2020 , Article)The present paper researches post-buckling behaviors of geometrically imperfect concrete beam resting on elastic foundation reinforced with graphene oxide powders (GOPs) based on finite element method (FEM). Distribution ... -
Investigating nonlinear vibrations of multi-scale truncated conical shell segments with carbon nanotube/fiberglass reinforcement using a higher order conical shell theory
( SAGE Publications Ltd , 2021 , Article)This research deals with the nonlinear vibration analysis of functionally graded carbon nanotubes and fiber-reinforced composite truncated conical shell segments based upon third-order shear deformation theory. A detailed ... -
Magneto-electric effects on nonlocal nonlinear dynamic characteristics of imperfect multi-phase magneto-electro-elastic beams
( Elsevier , 2020 , Article)This paper studies nonlinear dynamic characteristics of a nonlocal two-phase piezo-magnetic beam including geometric imperfections by considering piezoelectric reinforcement scheme. The piezoelectric reinforcement can cause ... -
Thermo-mechanical vibration of rotating axially functionally graded nonlocal Timoshenko beam
( Springer Verlag , 2017 , Article)The free vibration analysis of rotating axially functionally graded nanobeams under an in-plane nonlinear thermal loading is provided for the first time in this paper. The formulations are based on Timoshenko beam theory ... -
Small scale effects on transient vibrations of porous FG cylindrical nanoshells based on nonlocal strain gradient theory
( Springer Science and Business Media Deutschland GmbH , 2020 , Article)This research investigates transient vibrational characteristics of a porous functionally graded cylindrical nanoshell under different impulsive loadings with the use of nonlocal strain gradient theory (NSGT). Based on ... -
Post-buckling analysis of geometrically imperfect tapered curved micro-panels made of graphene oxide powder reinforced composite
( Techno-Press , 2020 , Article)The present research investigates post-buckling behavior of geometrically imperfect tapered curved micro-panels made of graphene oxide powder (GOP) reinforced composite. Micro-scale effects on the panel structure have been ... -
Post-buckling of higher-order stiffened metal foam curved shells with porosity distributions and geometrical imperfection
( Techno Press , 2020 , Article)Based on third-order shear deformation shell theory, the present paper investigates post-buckling properties of eccentrically stiffened metal foam curved shells/panels having initial geometric imperfectness. Metal foam is ... -
Influence of TiO2 nanoparticles incorporation to friction stir welded 5083 aluminum alloy on the microstructure, mechanical properties and wear resistance
( Elsevier , 2017 , Article)The aim of the current study is to investigate the effect of addition of TiO2 nanoparticles and friction stir welding (FSW) parameter such as number of passes on microstructure, mechanical and tribological properties of ... -
Nonlinear vibrations of variable thickness curved panels made of multi-scale epoxy/fiberglass/CNT material using Jacobi elliptic functions
( Taylor and Francis Ltd. , 2022 , Article)This article deals with nonlinear vibration study of variable thickness cylindrical panels made of multi-scale composite materials containing epoxy matrix, glass fibers, and carbon nanotubes (CNTs). The elastic properties ... -
Malicious uav detection using integrated audio and visual features for public safety applications
( MDPI AG , 2020 , Article)Unmanned aerial vehicles (UAVs) have become popular in surveillance, security, and remote monitoring. However, they also pose serious security threats to public privacy. The timely detection of a malicious drone is currently ... -
Nonlinear dynamic characteristics of nonlocal multi-phase magneto-electro-elastic nano-tubes with different piezoelectric constituents
( Springer , 2020 , Article)Analysis of exact nonlinear dynamic behavior of multi-phase magneto-electro-elastic (MEE) nanoshells has been presented in this paper using Jacobi elliptic functions. Multi-phase MEE material is constructed form piezoelectric ... -
Geometrically nonlinear vibration analysis of eccentrically stiffened porous functionally graded annular spherical shell segments
( Taylor and Francis Ltd. , 2022 , Article)This article investigates nonlinear free vibrations of porous functionally graded (FG) annular spherical shell segments surrounded by elastic medium and reinforced by circumferential stiffeners. Porous FG material contains ... -
Analyzing nonlocal nonlinear vibrations of two-phase geometrically imperfect piezo-magnetic beams considering piezoelectric reinforcement scheme
( SAGE Publications Ltd , 2020 , Article)This article deals with analyzing nonlinear free vibrations of nonlocal two-phase piezo-magnetic beam with geometric imperfection rested on viscoelastic substrate. The two-phase piezo-magnetic material is based on a ... -
Investigating nonlinear forced vibration behavior of multi-phase nanocomposite annular sector plates using Jacobi elliptic functions
( Techno-Press , 2020 , Article)A multi-scale epoxy/CNT/fiberglass annular sector plate is studied in this paper in the view of determining nonlinear forced vibration characteristics. A 3D Mori-Tanaka model is employed for evaluating multi-scale material ...
