Browsing Mechanical & Industrial Engineering by Title
Now showing items 1267-1286 of 1321
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Tribological studies of nanomodified mineral based multi-grade engine oil
( Research India Publications , 2017 , Article)This research study investigates the tribological behaviour of mineral based multi grade engine oil reinforced with nanoadditives using a pin on disc tribometer under different frictional conditions. Load, sliding speed, ... -
Tunable Piezoelectric Generator Coupled with Shape Memory Alloy (SMA) Heat Engine as Thermal Energy Harvester
( Institution of Engineering and Technology , 2022 , Conference Paper)With the ever-growing energy demand and environmental concerns, research on alternative energy is vital for sustainability. Thermal energy harvesting using shape memory alloy (SMA) heat engine is one of the possible methods ... -
Tuning the electrical properties of polyaniline by copolymerization with o-bromoaniline
( World Scientific Publishing Co. Pte Ltd , 2017 , Article)Polyaniline, poly(o-bromoaniline) and poly(aniline-co-o-bromoaniline)s have been prepared by chemical oxidative polymerization methods. A series of poly(aniline-co-o-bromoaniline) derivatives has been prepared by the ... -
Turbulence effects on the autoignition of DME in a turbulent co-flowing jet
( Elsevier , 2017 , Article)Dimethyl ether (DME) autoignition in turbulent co-flowing jets with preheated air is studied using the one-dimensional turbulence (ODT) model. We investigate the effects of molecular and turbulent transport on the autoignition ... -
Turbulence Modeling Using Z-F Model and RSM for Flow Analysis in Z-SHAPE Ducts
( Wiley , 2020 , Article)Turbulent flow in Z-shape duct configuration is investigated using Reynolds stress model (RSM) and ζ-f model and compared to experimental results. Both RSM and ζ-f models are based on steady-state RANS solutions. The focus ... -
Turbulence modeling using Z-F, RSM, LES and WMLES for flow analysis in Z-Shape ducts
( American Society of Mechanical Engineers (ASME) , 2020 , Conference Paper)Turbulent flow in Z-shape duct configuration is investigated and analyzed using Reynolds Stress Model (RSM), Large Eddy Simulation (LES), ζ-f Model, and Wall-Modeled Large Eddy Simulation (WMLES). The results are validated ... -
Turbulent Flames in Enclosed Combustion Chambers: Characteristics and Visualization - A Review
( American Society of Mechanical Engineers (ASME) , 2020 , Article)Remarkable progress has been achieved in measuring the flame propagation rate accurately under laminar conditions, which can be used to predict turbulent flame propagation rates using some correlations fitted to experimental ... -
Underlying Mechanisms of Transit-Oriented Development: A Conceptual System Dynamics Model in Qatar
( MDPI , 2022 , Article)Transit-Oriented Development (TOD) is an urban planning approach that facilitates the achievement of sustainable development goals from an urban planning and transportation perspective. Developed countries are moving rapidly ... -
Understanding Traffic Accidents among Young Drivers in Qatar
( MDPI , 2022 , Article)Young drivers are generally associated with risky driving behaviors that can lead to crash involvement. Many self-report measurement scales are used to assess such risky behaviors. This study is aimed to understand the ... -
Underwater friction stir welding of Al-Mg alloy: Thermo-mechanical modeling and validation
( Elsevier , 2021 , Article)The aim of this article is the in-depth analysis of material behavior during underwater friction stir welding (UFSW) of Al-Mg alloy. A thermo-mechanical model was employed to find the relation between physical changes ... -
Uniform fractional factorial design tables for energy piles with maximum thermal conductance
( WITPress , 2017 , Conference Paper)Energy Piles are the heat exchangers of Ground Source Heat Pumps (GSHP) that transfer the buildings heat to the lower temperature shallow ground reducing the energy consumption in the cooling of buildings. These piles are ... -
Unsteady CFD simulation for high speed centrifugal compressor operating near surge
( American Society of Mechanical Engineers (ASME) , 2014 , Conference Paper)Centrifugal compressor surge and stall are an instabilities flow and system phenomenon, which can lead to a loss of engine power, large pressure transients and, in some cases, failure of the compressor and bearing system. ... -
Urban resilience and livability performance of European smart cities: A novel machine learning approach
( Elsevier , 2022 , Article)Smart cities are centres of economic opulence and hope for standardized living. Understanding the shades of urban resilience and livability in smart city models is of paramount importance. This study presents a novel ... -
Usability evaluation of blood glucose meters for elderly diabetic patients
( Springer Verlag , 2016 , Conference Paper)In the context of this study the usability of the first blood glucose meter that is connectable to a smartphone has been investigated by the use through diabetic patients of different ages and with different technical ... -
Using Conditional Generative Adversarial Networks in Computational Mechanics -- Code
(2022 , Dataset)We use cGANs to solve computational mechanics. We model a structure using FEA and generate simulations results (deflection and stress). We then transform the FEA results into images where the colour channels correspond to ... -
Using Data Analytics and Visualization Dashboard for Engineering, Procurement, and Construction Project's Performance Assessment
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)This study demonstrates the application of design principles for tools in Engineering, Procurement, and Construction (EPC) projects for project management purposes. It advocates the use of proper data analytics and ... -
Using Electrospinning Technique for Preparation of Cobalt Hydroxide Nanoparticles
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Cobalt hydroxide or cobaltous hydroxide or cobaltous hydrate, has attracted increasing attention in recent years because of its novel electric and catalytic properties and important technological applications, for examples ... -
Using hierarchical composite approach to improve mechanical response of Mg and Mg–Bi2O3 nano-composites
( Elsevier, Ltd , 2013 , Article)Novel Mg nano-composites reinforced with either Bi2O3 nano-particles or hybrid Al–Bi2O3 particles (Bi2O3 nano-particles hybridized with Al using ball milling) have been synthesized, in this work, through powder metallurgy ... -
Using image processing techniques in computational mechanics
( Elsevier , 2023 , Article)The implementation methods of finite element analysis (FEA) have remained essentially unchanged since the inception of FEA in the 1960s. Alterations of any of the input or design parameters to the FEA model can potentially ... -
Using one dimensional convolutional neural networks for classifying the vibration of process pipework
( AIP Publishing , 2023 , Conference Paper)Pipework in process facilities such as oil and gas or petrochemical plants is subjected to various dynamic excitations. Such excitations may include flow-induced forces due to turbulence or due to change in flow momentum ...