تصفح Mechanical & Industrial Engineering حسب العنوان
السجلات المعروضة 576 -- 595 من 1335
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Fault classification using convolutional neural networks and color channels for time-frequency analysis of acoustic emissions
( SAGE Publications Inc. , 2023 , Article)We present a novel method for real-time fault classification using the time history of acoustic emissions (AEs) recorded from a lab-scale gas turbine operating under normal and faulty conditions across multiple turbine ... -
Fault detection and severity identification of ball bearings by online condition monitoring
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)This paper presents a fast, accurate, and simple systematic approach for online condition monitoring and severity identification of ball bearings. This approach utilizes compact one-dimensional (1-D) convolutional neural ... -
Fault tolerant tactile sensor arrays for prosthesis
( IEEE Computer Society , 2016 , Conference Paper)The demand for sensor networks has grown significantly over the last decade. These networks operate as a single unit, accumulating information from individual sensor nodes. Due to a matrix-like topology of these arrays, a ... -
Ferritin Nanocage Conjugated Hybrid Hydrogel for Tissue Engineering and Drug Delivery Applications
( American Chemical Society , 2020 , Article)Hydrogels have recently been attractive in various drug delivery and tissue engineering applications because of their structural similarities to the natural extracellular matrix. Despite enormous advances in the application ... -
Filler strengthening of foam-filled energy absorption devices using CFRP beams
( Elsevier Ltd , 2017 , Article)The crashworthiness of fiber reinforced plastics (FRP) is attracting more interest as they are currently contributing to several industries. In the present study, internally strengthened foam-filled rectangular carbon fiber ... -
Finite element analysis of pores design and tissue differentiation in cementless hip prosthesis
( International Centre for Numerical Methods in Engineering, CIMNE , 2020 , Conference Paper)Cementless hip prostheses are commonly used to repair the femur bones. The primary stability of the hip prosthesis highly dependent on the peri-prosthetic bone ingrowth into the porous structure which is influenced by ... -
Finite Element Analysis of Porous Titanium Alloy Hip Stem to Evaluate the Biomechanical Performance During Walking and Stair Climbing
( Springer , 2019 , Article)Despite the success of cementless hip stem, stress shielding still presents a serious problem leading to bone resorption. Stems incorporating porous cellular structures represent a promising solution. Therefore, this study ... -
Finite element analysis of sheet metal forming process
( EuroJournals Publishing, Inc. , 2009 , Article)Minimization of response times and costs and maximization of the efficiency and quality in producing a product are imperative for survival in the competitive manufacturing industry. Sheet metal forming is a widely used and ... -
Finite Element Analysis of the Mechanism of Traumatic Aortic Rupture (TAR)
( Hindawi Limited , 2020 , Article)As many as 80% of patients with TAR die on the spot while out of those reaching a hospital, 30% would die within 24 hours. Thus, it is essential to better understand and prevent this injury. The exact mechanics of TAR are ... -
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 ...