Browsing College of Engineering by Title
Now showing items 3416-3435 of 7822
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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 ... -
First Hybrid 1gbps/0.1 Gbps Free-space Optical /rf System Deployment And Testing In The State Of Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)I.BACKGROUND & OBJECTIVES Owing to its high-bandwidth, robustness to EMI, and operation in unregulated spectrum, free-space optical communication (FSO) is uniquely qualified as a promising alternative or complementary ... -
Five-level F-type inverter with buck-boost converter-based equalization channels
( Elsevier B.V. , 2023 , Article)Multilevel inverters have been widely used in various applications, as they provide output voltage with better quality, lower dv/dt, and lower Total Harmonic Distortion (THD). Multilevel inverter such as Neutral Point ... -
Five-Phase Induction Motor Drive System
( John Wiley & Sons, Ltd , 2012 , Book chapter) -
Five-phase permanent magnetic synchronous motor fed by fault tolerant five phase voltage source inverter
( Institute of Advanced Engineering and Science , 2016 , Article)Multiphase machines have gained attention in numerous fields of pplications such as Aircraft, ship propulsion, petrochemical and automobiles, where high reliability is required. The additional number of phases guarantees ... -
Five-phase twenty-seven level inverter using single DC source for photovoltaic application
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Multiphase (more than three-phase) systems have major advantages compared to a conventional three-phase system. A machine with higher number of phases can have high power and torque with less rating of components. Cascaded ... -
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 ... -
Flare minimization for an olefin plant shutdown via plant-wide dynamic simulation
( Elsevier Ltd , 2020 , Article)During shutdown operations of chemical plants, significant amounts of raw materials, intermediates, and products may be flared leading to economic losses and emissions such as carbon dioxide, nitrogen oxides, and volatile ... -
Flavonol-carbon nanostructure hybrid systems: A DFT study on the interaction mechanism and UV/Vis features
( Royal Society of Chemistry , 2016 , Article)Flavonols are a class of natural compounds with potential biological and pharmacological applications. They are also natural pigments responsible for the diversity of colors in plants. Flavonols offer the possibility of ... -
Flexible advance reservation models for virtual network scheduling
( IEEE Computer Society , 2015 , Conference Paper)Advance reservation services allows users to pre-reserve network resources at future instants in time. These offerings are already being used by a wide range of applications in scientific/grid computing, datacenter backup, ... -
Flexible hardware-managed isolated execution: Architecture, software support and applications
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)We consider the problem of how to provide an execution environment where the application's secrets are safe even in the presence of malicious system software layers. We propose Iso-X- A flexible, fine-grained hardware-supported ... -
Flexible impedance and capacitive tensile load Sensor based on CNT composite
( Institute of Physics Publishing , 2016 , Article)In this paper, the fabrication and investigation of flexible impedance and capacitive tensile load sensors based on carbon nanotube (CNT) composite are reported. On thin rubber substrates, CNTs are deposited from suspension ... -
Flexible organic photo-thermogalvanic cell for low power applications
( Springer New York LLC , 2016 , Article)In this paper, we report an organic semiconductor based flexible thermogalvanic cell for conversion of heat and light energy into electric power. This thermogalvanic cell has been fabricated using a eco-friendly, affordable ... -
Flexible thermo-electrochemical cells using Iodolyte HI-30 for conversion of low-grade heat to electrical energy
( Royal Society of Chemistry , 2016 , Article)In this research work, we investigated the flexible thermo-electro chemical cells (TECs) for the conversion of low-grade heat into electrical energy in the temperature range of 20–70 °C. The TECs were fabricated using 30 ... -
Flexural and interfacial behavior of externally bonded/ mechanically fastened fiber-reinforced polymer-strengthened reinforced concrete beams
( American Concrete Institute , 2014 , Article)The determination of structural behavior requires advanced numerical methods, of which results are substantiated by credible experimental findings. This research aims to create precise finite element models for fiber-reinforced ... -
Flexural behavior of basalt fiber reinforced concrete beams with recycled concrete coarse aggregates
( Elsevier Ltd , 2018 , Article)This study investigates the effect of using recycled concrete aggregates (RCA) from construction and demolition (C&D) waste combined with basalt macro-fibers (BMF) on the flexural behavior and ultimate capacity of reinforced ... -
Flexural behavior of basalt fiber-reinforced concrete slab strips reinforced with BFRP and GFRP bars
( Elsevier Ltd , 2019 , Article)This research investigates experimentally and analytically a novel one-way slab system reinforced with either basalt fiber-reinforced polymer (BFRP) or glass fiber-reinforced polymer (GFRP) longitudinal bars embedded in ... -
Flexural strengthening of reinforced concrete beams using hybrid near-surface embedded/externally bonded fabric-reinforced cementitious matrix
( Elsevier , 2020 , Article)The efficacy of hybrid near-surface embedded/externally bonded (NSE/EB) fabric-reinforced cementitious matrix (FRCM) for flexural strengthening of reinforced concrete (RC) beams was assessed experimentally. Bending tests ... -
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 ...