Mechanical & Industrial Engineering: Recent submissions
Now showing items 821-840 of 1396
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Ni-P-ZrC nanocomposite coating with enhanced corrosion resistance and mechanical properties.
( Qatar University Press , 2021 , Poster)Corrosion is considered to be greatest challenge for many industries. Nickel-based metallic coatings are emerging as one of the most suitable solution considering various aspects of operating conditions. The current ... -
Life Cycle Cost Analysis for Variable Refrigerant Flow (VRF) and Constant Refrigerant Flow (CRF) Air Conditioning Systems in Arid Climate: Case Study in Qatar
( Qatar University Press , 2021 , Poster)All over the world, there is a call to encourage sustainable energy thinking and implementation. In the heating, ventilation and air conditioning field, the rise of the variable refrigerant flow systems has made a big ... -
Magnetorheological Elastomer (MRE) based torsional vibration isolator for application in a prototype drilling shaft
( Qatar University Press , 2021 , Poster)Magnetorheological Elastomer (MRE) is a type of smart composite material consisting of a polymer matrix embedded with ferromagnetic particles. In the presence of an external magnetic field, its mechanical properties, such ... -
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 ... -
Experimental Investigations of Gas Kick for Single and Two-Phase Gas-liquid Flow in near Horizontal Wells
( Qatar University Press , 2021 , Poster)Multiphase flow in pipelines is of great importance and broadly used in several industries for various applications. A multiphase flow is a complex physical phenomenon where more than one phase occurs. In oil and gas ... -
Self-healing behavior of epoxy-based double-layer nanocomposite coatings modified with Zirconia nanoparticles
( Qatar University Press , 2021 , Poster)This work reports the self-healing behavior of epoxy reinforced ZrO2 double-layer nanocomposite coatings to alleviate the deleterious effects of corrosion in the oil and gas industry. The corrosion inhibitor (imidazole) ... -
Digital Twin for Power Plants, Energy Savings and other Complex Engineering Systems
( Qatar University Press , 2021 , Poster)Digital Twin (DT) is a digital representation of a machine, service, or production system that consists of models, information, and data used to characterize properties, conditions, and behavior of the system. Renewable ... -
Large eddy simulation of surge inception and active surge control in a high speed centrifugal compressor with a vaned diffuser
( Elsevier , 2016 , Article)In this study, we present a numerical investigation of active surge control and performance improvement for an aero engine centrifugal compressor (NASA CC3) using self-recirculating bleed slots with different bleeding ... -
Random number of units for K-out-of-n systems
( Elsevier , 2017 , Article)This paper takes up the reliability and preventive replacement problems for a K-out-of-n system, where K is a stochastic parameter provided. Firstly, we consider the case when K is predefined as constant numbers as is done ... -
Time-domain simulation of second-order irregular wave diffraction based on a hybrid water wave radiation condition
( Elsevier , 2016 , Article)A time-domain second-order method is presented to simulate three-dimensional wave–body interaction. In the approach, Taylor series expansions are applied to the free surface boundary conditions, and a Stokes perturbation ... -
Halloysite nanotubes and halloysite-based composites for biomedical applications
( Elsevier , 2021 , Article)Novel biomaterials for diagnostics and therapeutics of biomedical issues have been considered using biomedical science and health care. Halloysite nanotubes (HNTs) are naturally occurring aluminosilicate clay. Because of ... -
Stem cell-based approaches in cardiac tissue engineering: controlling the microenvironment for autologous cells
( Elsevier , 2021 , Article)Cardiovascular disease is one of the leading causes of mortality worldwide. Cardiac tissue engineering strategies focusing on biomaterial scaffolds incorporating cells and growth factors are emerging as highly promising ... -
Nanoengineered biomimetic hydrogels for guiding human stem cell osteogenesis in three dimensional microenvironments
( Royal Society of Chemistry , 2016 , Article)The ability to modulate stem cell differentiation in a three dimensional (3D) microenvironment for bone tissue engineering in the absence of exogenous pharmaceutical agents such as bone morphogenic protein (BMP-2) remains ... -
Biomaterials in Tissue Engineering
( Wiley-VCH Verlag , 2016 , Book chapter)In the field of tissue engineering (TE), cells are recruited with scaffolds and soluble factors to make artificial tissues. The scaffolds aim to re-create the native extracellular matrix (ECM) for the cells in vitro, ... -
Harnessing the Potential of Stem Cells from Different Sources for Tissue Engineering
( Wiley-VCH Verlag , 2016 , Book chapter)Recent advances in bioengineering and stem cell research have pushed tissue engineering to the forefront in countering the increasing demand for replacement of damaged tissues and organs. Stem cells from different sources ... -
Introduction to Tissue Engineering
( Wiley-VCH Verlag , 2016 , Article)Tissue engineering is a recent field that aims at developing or regenerating artificial tissues and organs. The idea of replacing a damaged body part using materials from natural origin was proposed and even applied over ... -
Tissue engineering for artificial organs: Regenerative medicine, smart diagnostics and personalized medicine
( Wiley-VCH Verlag , 2016 , Book)A comprehensive overview of the latest achievements, trends, and the current state of the art of this important and rapidly expanding field. Clearly and logically structured, the first part of the book explores the ... -
Effect of blade tip geometry on centrifugal compressor performance and stability
( Medwell Journals , 2016 , Article)The reliability operation for small fuel cells and hybrid fuel cell with gas turbine requires centrifugal compressor surge prevention. This study concerns a high speed centrifugal compressor stage with different blade tip ... -
Optimization-based very large-scale neighborhood search for generalized assignment problems with location/allocation considerations
( INFORMS Inst.for Operations Res.and the Management Sciences , 2016 , Article)This paper introduces a novel class of generalized assignment problems with location/allocation considerations that arises in several applications including retail shelf space allocation. We consider a set of items where ... -
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 ...
