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السجلات المعروضة 5073 -- 5092 من 8222
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Modelling and compensation of frequency-dependent I/Q imbalance in multiple beamforming OFDM transceivers
( IEEE , 2012 , Conference Paper)In this paper, we investigate the effects of asymmetric frequency-dependent joint transmit-receive I/Q imbalance on the performance of multiple beamforming MIMO OFDM systems. We derive the throughput-maximizing TX/RX ... -
Modelling and implementation of SVPWM technique for a fifteen-phase voltage source inverter for sinusoidal output waveform
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper space vector model of a fifteen-phase voltage source inverter (VSI) is presented. The space vector Pulse Width Modulation (SVPWM) of a fifteen-phase voltage source inverter (VSI) with the aim of producing ... -
Modelling and indirect field-oriented control for pole phase modulation induction motor drives
( John Wiley and Sons Inc , 2023 , Article)In the recent days, for the traction and electric vehicle (EV) applications, multiphase machines with pole phase modulation (PPM) technique have been proposed. The smoother operation during pole changeovers as well as ... -
Modelling and performance analysis of 3-D heterogeneous cellular networks
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Cellular networks are usually described by two-dimensional (2-D) models. These models are appropriate for rural or suburban areas but are not suitable for dense urban environments, where a large number of heterogeneous ... -
Modelling and performance analysis of TCP variants for data collection in smart power grids
( Elsevier B.V. , 2017 , Article)Smart grid communication networks adopt a variety of communication technologies interconnecting numerous and diverse equipment. The requirement of supporting a large traffic volume over such networks efficiently, reliably, ... -
Modelling and simulation of active noise control in a small room
( SAGE Publications Inc. , 2018 , Article)This paper presents the modeling and simulation results of active noise control (ANC) in a small room using the wave-based approach defined by particle velocities and sound pressure within the defined boundary conditions. ... -
Modelling and simulation of single- and triple-junction solar cells using MATLAB/SIMULINK
( Taylor and Francis Ltd. , 2017 , Article)The main objective of this paper is to determine the single- and triple-junction solar cells’ I–V and P–V curves, define maximum voltage, current, and power. The paper demonstrates and analyses different environmental ... -
Modelling fatigue uncertainty by means of nonconstant variance neural networks
( Wiley , 2022 , Article)The modelling of fatigue using machine learning (ML) has been gaining traction in the engineering community. Among ML techniques, the use of probabilistic neural networks (PNNs) has recently emerged as a candidate for ... -
Modelling of Asphalt's Adhesive Behaviour Using Classification and Regression Tree (CART) Analysis
( Hindawi Limited , 2019 , Article)The modification by polymers and nanomaterials can significantly improve different properties of asphalt. However, during the service life, the oxidation affects the constituents of modified asphalt and subsequently results ... -
Modelling of cooling radiant cubicle for an office room to test cooling performance, thermal comfort and energy savings in hot climates
( Elsevier , 2022 , Article)The building industry challenges have led researchers to develop a personalized conditioning system aiming to create a microclimate comfort zone around the occupant. Radiant cooling become prevalent due to their potential ... -
Modelling of DC-DC converters with continuous input current for high power PV applications
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Renewable Energy sources integration to the grid is becoming more vital due to the market share increase. The integration of PV farms, for instance, usually requires a DC-DC conversion stage to boost up the source voltage. ... -
Modelling of multiple biodiesel-emitted nitrogen oxides using ANN approach
( Elsevier , 2023 , Article)This research paper focuses on modelling of nitrogen oxides emitted by diesel engine for multiple biodiesel blends. A lot of research work has observed that the properties of biodiesel blends affect the nitrogen oxide ... -
Modelling of the flow behaviour of wrought aluminium alloys at elevated temperatures by a new constitutive equation
( Elsevier, Ltd , 2014 , Article)The hot working behaviour of an Al–0.7%Mg–0.4%Si (wt.%) aluminium alloy has been investigated by torsion testing in the 450–575°C temperature range. The behaviour of the alloy, in terms of equivalent stress vs equivalent ... -
Modelling the degradation of vibration characteristics of reinforced concrete beams due to flexural damage
( John Wiley & Sons, Ltd. , 2015 , Article)This paper presents an improved crack model incorporating non-linearity of flexural damage in concrete to reproduce changes in vibration properties of cracked reinforced concrete beams. A reinforced concrete beam model ... -
Modelling the dynamic pile-soil-pile interaction in a multi-layered half-space
( DC/ConfOrg , 2015 , Conference Paper)Within the context of railway ground-borne vibration, the dynamic pile-soil-pile interaction remains an area that has not been sufficiently investigated. Whilst a number of researchers have scrutinised the vibration response ... -
Modelling trends in road crash frequency in Qatar State
( Inderscience Enterprises Ltd. , 2019 , Article)The data-based regression models are widely popular in modelling the relationship between the crash frequencies and contributing factors. However, one common problem usually associated with the classical regression models ... -
Modelling wave behaviour of elastic helical waveguides
( Springer Nature , 2020 , Conference Paper)Curved and straight waveguides are ubiquitous in engineering structures. For modelling these structures in the mid-frequency and high-frequency range, the knowledge of the wave behaviour can be greatly beneficial. This ... -
Modelling, analysis and performance improvement of an SRU's access request queue in multi-channel V2I communications
( Elsevier B.V. , 2015 , Conference Paper)This paper presents a concise yet comprehensive description of a multi-channel Vehicle-to-Infrastructure (V2I) communication system. Existing mathematical models for such a system overlook some of its essential behavioural ... -
Modelling, analysis, and implementation of a switched-inductor based DC/DC converter with reduced switch current stress
( John Wiley and Sons Inc , 2021 , Article)This paper proposes a technique for switch current stress reduction in a Switched Inductor DC-DC Boost Converter (SIBC). The proposed technique comes up with a low-cost design, high voltage conversion ratio with a less ... -
Moderate Temperature Treatment of Gas-Phase Volatile Organic Toluene Using NiO and NiO–TiO2 Nano-catalysts: Characterization and Kinetic Behaviors
( Springer Science and Business Media B.V. , 2021 , Article)Abstract: For the first time, the potential of Ni/NiO and NiO?TiO2 nano-catalysts for the oxidation of toluene under moderate temperatures was investigated. The nano-catalysts were prepared using the solution combustion ...
