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السجلات المعروضة 1609 -- 1628 من 50233
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Accurate fault location algorithm for shunt-compensated double circuit transmission lines using single end data
( Elsevier , 2020 , Article)This paper introduces an accurate fault location algorithm for double-circuit transmission lines compensated by Static Var Compensator (SVC). The proposed algorithm is based on the negative-sequence circuit of the transmission ... -
Accurate fault location element for series compensated double-circuit transmission lines utilizing negative-sequence phasors
( Elsevier , 2021 , Article)Obtaining the accurate fault location in the series compensated double-circuit transmission lines (SCDCTL) is a challenge due to the presence of series compensator, fault resistance, and mutual the coupling between parallel ... -
An accurate finite volume method using fourth order Adams scheme on triangular grids for the Saint-Venant System
(2013 , Conference Paper)In this study, a new finite volume method is developed for shallow water equations on a rotating frame. Most upwind methods, which perform well for gravity waves, lead to large oscillations and/or numerical damping for ... -
Accurate Fundamental Harmonic Modeling of Inductive Power Transfer Battery Chargers
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)This article presents a precise fundamental harmonic approximation (FHA) for modeling series-series compensated inductive power transfer (IPT) systems with constant voltage load, e.g., with battery load. In comparison with ... -
Accurate partial discharge classification from acoustic emission signals
(2013 , Conference Paper)Accurate partial discharge (PD) classification provides significant information to asses power transformers' insulation condition. The work presented in this paper aims to improve classification from acoustic emission ... -
Accurate PpT Data for Methane from (300 to 450) K up to 180 MPa
( American Chemical Society , 2010 , Article)This paper reports PFT data measured with a high-pressure, single-sinker, magnetic-suspension densimeter (MSD) from (300 to 450) K up to 180 MPa. Our MSD technique yields accurate data, with less than 0.05 % relative u ... -
Accurate prediction of dynamic viscosity of polyalpha-olefin boron nitride nanofluids using machine learning
( Elsevier , 2023 , Article)This study focuses on predicting the dynamic viscosity of nanofluids, specifically Polyalpha-Olefin-hexagonal boron nitride (PAO-hBN) using machine learning models. The primary goal of this research is to assess and contrast ... -
Ace2 is an adjacent element of atherosclerosis and covid-19 pathogenesis
( MDPI , 2021 , Article Review)COVID-19 is a highly contagious new infection caused by the single-stranded RNA SarsCoV-2 virus. For the first time, this infection was recorded in December 2019 in the Chinese province of Wuhan. The virus presumably crossed ... -
Acetylcholinesterase inhibitors and risk of bleeding and acute ischemic events in non-hypertensive Alzheimer's patients
( John Wiley and Sons Inc , 2021 , Article)Introduction Acetylcholinesterase inhibitors (AChEIs) are commonly used to treat mild to moderate cases of Alzheimer disease (AD). To the best of our knowledge, there has been no study estimating the risk of bleeding and ... -
ACHIEVABILITY OF GRADE NINE QATARI ENGLISH KEY CURRICULUM STANDARDS: TEACHERS’ PERSPECTIVES
(2018 , Master Thesis)The aim of this study was to investigate ESL teachers’ perspectives regarding Grade Nine English curriculum standards. In addition, participant’ demographics and factors influencing the achievability of standards were ... -
Achievable Rates of Buffer-Aided Full-Duplex Gaussian Relay Channels
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Article)We derive closed-form expressions for the achievable rates of a buffer-aided full-duplex (FD) multiple-input multiple-output Gaussian relay channel. The FD relay still suffers from residual self-interference (RSI) after ... -
Achieve high ductility and strength in an Al-Mg alloy by severe plastic deformation combined with inter-pass annealing
( Elsevier B.V. , 2014 , Article)Metallic materials processed by severe plastic deformation generally possess very high strength but a rather low uniform elongation, usually <5%. In the present Al-7Mg alloy processed by room temperature equal channel ... -
Achieving Competence through an Informed Curriculum and Authentic Assessment
(2018 , Presentation)Learning Objectives: - List THREE ways in which health professional training and curriculum can address human capacity for blockade and emergency situations • Explain the role of academia for training of health professionals ... -
achieving Domestic Energy Efficiency Using Micro-Moments and Intelligent Recommendations
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Excessive domestic energy usage is an impediment towards energy efficiency. Developing countries are expected to witness an unprecedented rise in domestic electricity in the forthcoming decades. a large amount of research ... -
Achieving energy efficiency in data centers with a performance-guaranteed power aware routing
( Elsevier B.V. , 2017 , Article)Nowadays, data centers are designed to offer the highest performance in case of high traffic load and peak utilisation of the network. However, in a realistic data center environment, the peak capacity of the network is ... -
Achieving Green Building in Qatar through Legal and Fiscal Tools
( Canadian Center of Science and Education (CCSE) , 2019 , Article)This article considers how the advancement of green building can provide multiple dividends in Qatar by enabling reduced resource consumption and producing less waste. LEED® certified “green” buildings consume between 10% ... -
Achieving rapid internationalization of sub-Saharan African firms: Ethiopian Airlines' operations under challenging conditions
( Elsevier Inc. , 2019 , Article)Having expanded their global operations, many African firms have begun to appear on the radar screens of multinational players. The distinctive nature of the African continent has directed these firms to follow unconventional ... -
Acid-Base Status Of Blood Of Varanus Griseus And Uromastyx Aegyptius
( Qatar University , 1984 , Article)1) A comparative study was carried out on the acid-base status of blood collected from five main blood vessels of two desert lizards, the monitor, Varanus griseus, and the dabb, Uromastyx aegyptius. 2) Blood of the monitor ... -
Acidity's Impact on Yield, Morphological Structure, and Surface Functionalities of Polyaniline Synthesised via Oxidative Polymerisation
( Penerbit Universiti Sains Malaysia , 2023 , Article)This research aimed to examine how varying the acidity levels during the chemical oxidative polymerisation (COP) of aniline affects the colour, yield, morphology, and surface functionalities of polyaniline (PANI). In the ...
