Browsing Mechanical & Industrial Engineering by Title
Now showing items 560-579 of 1270
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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 ... -
Finite element modelling and characterization of 3D cellular microstructures for the design of a cementless biomimetic porous hip stem
( Elsevier Ltd , 2018 , Article)Titanium porous cellular microstructures are commonly used in bone mimetic implants. The orientations of the internal strut architectures of these microstructures affect the mechanical performance under various loads; ... -
Finite element study of functionally graded porous femoral stems incorporating body-centered cubic structure
( Blackwell Publishing Inc. , 2019 , Article)The mismatch between stiffness of the femoral dense stem and host bone causes complications to patients, such as aseptic loosening and bone resorption. Three‐dimensional finite‐element models of homogeneous porous (HGP) ... -
First and Last Triggering Event Approaches for Replacement with Minimal Repairs
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)To make effective use of a running system, this paper proposes that, when replacement times could be scheduled at a planned time T of operation, and at a number N of minimal repairs, the newly proposed approach of whichever ... -
Flare gas-to-power by direct intercooled oxy-combustion supercritical CO2 power cycles
( Elsevier , 2021 , Article)With more than 150 billion m3 of gases annually flared around the world, gas flaring is a major source of greenhouse gas emissions that contaminates the environment with more than 400 Mt CO2/year. Therefore, utilizing the ... -
Flare Gas-to-Power using Supercritical CO2 Power Cycle: Energy and Exergy Analyses
( Qatar University Press , 2021 , Poster)Generating electricity from power cycle using supercritical carbon dioxide (sCO2) as a working fluid is a step towards efficiency improvement in power production field. The huge amount of studies on this topic shows promising ... -
Flight Scheduling in the Airspace
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)This paper addresses an important problem in the aircraft traffic management caused by the rapid growth of air traffic. The air route traffic control center has to deal with different plans of airlines in which they specify ... -
Flow induced vibrations of pressure let-down station in QATARGAS
(2006 , Conference Paper)The use of the pipes to transfer oil and gases from production to export places is a common application in oil and gas industries. The safety and stability of the pipelines are crucial to prevent human and equipment losses. ... -
Forced resonance vibration analysis in advanced polymeric nanocomposite plate surrounded by an elastic medium
( Elsevier , 2021 , Article)The resonance phenomenon is a key factor in studying different structures. This research work aim is at reporting a size-dependent model to analyze the forced resonance phenomenon in advanced polymeric composites that are ... -
Forced vibration characteristics of embedded graphene oxide powder reinforced metal foam nanocomposite plate in thermal environment
( Elsevier , 2021 , Article)Dynamic behavior of a new class of nanocomposites consisted of metal foam as matrix and graphene oxide powders as reinforcement is presented in this study in the framework of forced vibration. Graphene oxide powders are ... -
Fractional-order controllers for stick-slip vibration mitigation in oil well drill-strings
( SAGE , 2021 , Article)Drillstring–borehole interaction can produce severely damaging vibrations. An example is stick–slip vibration, which negatively affects drilling performance, tool integrity and completion time, and costs. Attempts to ... -
Fracture Analysis of a Special Cracked Lap Shear (CLS) Specimen with Utilization of Virtual Crack Closure Technique (VCCT) by Finite Element Methods
( Springer New York LLC , 2017 , Article)Some of the most important characteristics due to a fracture investigation of a special specimen are taken into account. Debonding considerations for a composite/steel cracked lap shear (CLS) specimen by utilization of ... -
A framework for the analysis of damage and recovery characteristics of asphalt mixtures
( Taylor & Francis , 2020 , Article)This study presents two approaches for evaluating damage and recovery characteristics of asphalt mixtures. The first approach focuses on determining damage by extracting recoverable viscoelastic strain that has no damage ... -
A Framework for Assistive Social Robots for Detecting Aggression in Children
( springer link , 2022 , Conference Paper)Children during their early years might exhibit different forms of aggression against others. Aggression can be physical or relational. Physical aggression can take on different forms such as hitting, pushing, and kicking. ... -
Free vibration analysis of composite curved beams with stepped cross-section
( Elsevier , 2021 , Article)Nowadays, composite beams have found increasing popularity in the structures due to their proper features. Previous studies did not address the effect of structural damping to analyze the vibrations of composite curved ... -
Free vibration of FG-GPLRC conical panel on elastic foundation
( Techno-Press , 2020 , Article)Present research is aimed to investigate the free vibration behavior of functionally graded (FG) nanocomposite conical panel reinforced by graphene platelets (GPLs) on the elastic foundation. Winkler-Pasternak elastic ... -
From sustainability assessment to sustainability management for policy development: The case for electric vehicles
( Elsevier Ltd , 2020 , Article)In this research, a hybrid life cycle sustainability assessment and multi-objective decision making are jointly applied to highlight how sustainability assessment results can be used for sustainable management and further ... -
From Zirconium Nanograins to Zirconia Nanoneedles
( Nature Publishing Group , 2016 , Article)Combinations of three simple techniques were utilized to gradually form zirconia nanoneedles from zirconium nanograins. First, a physical vapor deposition magnetron sputtering technique was used to deposit pure zirconium ... -
A Frontier Based Eco-Efficiency Assessment of Electric Vehicles: The Case of European Union Countries Using Mixed and Renewable Sources of Energy
( IEOM Society , 2021 , Conference Paper)Electric vehicles (EVs) are seen as a promising solution for creating more efficient and sustainable transportation systems. European Union (EU) members show a strong interest in implementing EVs, and the governments support ... -
Frosting mechanism and behaviors on surfaces with simple geometries: A state-of-the-art literature review
( Elsevier Ltd , 2022 , Article Review)Frosting causes negative impacts in many technical and engineering fields, such as refrigeration, air source heat pump, aircraft, wind power generation, and power grids. To alleviate the negative impacts of frosting, studies ...