Browsing College of Engineering by Title
Now showing items 4899-4918 of 7912
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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 ... -
Modern and Vernacular Settlements in Doha: An Urban Planning Strategy to Pursue Modernity and Consolidate Cultural identity
( OMICS International , 2016 , Article)Scholars and researchers, who investigate the extent to which spatial form and livability are mutually interconnected, stress that the built environment provides the space for the enhancement of social interactions, which ... -
Modern network reconfiguration techniques for service restoration in distribution systems: A step to a smarter grid
( Elsevier B.V. , 2018 , Article)This paper presents state of the art reconfiguration techniques used for service restoration in distribution systems under different practical considerations. The different formulations of the problem together with the ... -
Modified Alamouti decoding for highly selective channels for LTE systems
( IEEE , 2012 , Conference Paper)In this contribution, we propose an improvement of Alamouti coding for equalization of space-time block code multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) over highly-selective ... -
Modified halloysite nanotubes decorated with Ceria for synergistic corrosion inhibition of Polyolefin based smart composite coatings
( Elsevier , 2023 , Article)The deteriorating effect of corrosion can be controlled by applying suitable polymeric-based coatings. In this work, polyolefin based smart composite coatings containing modified halloysite nanotubes decorated with ceria ... -
Modified modulation scheme for photovoltaic fed grid-connected three-phase boost inverter
( IEEE , 2013 , Conference Paper)Transformer-less photovoltaic (PV) inverters are the major functional units of modern grid-connected PV energy production systems. In general, two power conversion stages are required when low-voltage unregulated photovoltaic ... -
Modified multilevel buck-boost converter with equal voltage across each capacitor: Analysis and experimental investigations
( Institution of Engineering and Technology , 2019 , Article)Recently, the circuitry of Multilevel Buck-Boost Converter (here, called MBBC1) is suggested in the literature to attain high inverting voltage by increasing the output levels of the classical buck-boost converter. However, ... -
Modified Particle Filters for Detection of False Data Injection Attacks and State Estimation in Networked Nonlinear Systems
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Networked control systems which transfer data over communication networks may suffer from malicious cyber attacks by injecting false data to the transferred information. Such attacks can cause performance degradation of ... -
Modified QR-D and MMSE PMI selection technique for MIMO closed loop spatial multiplexing in LTE/LTE-advanced
(2013 , Conference Paper)Limited feedback closed-loop spatial multiplexing evolved as an attractive technique during the development of Multi Input Multi Output (MIMO) in Long Term Evolution (LTE). Spatial multiplexing involves transmitting ... -
Modified total variation regularization using fuzzy complement for image denoising
( IEEE Computer Society , 2016 , Conference Paper)In this paper, we propose a denoising algorithm based on the Total Variation (TV) model. Specifically, we associate to the regularization term of the Rodin-Osher-Fatimi (ROF) functional a small weight whenever denoising ... -
Modified transformerless dual buck inverter with improved lifetime for PV applications
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)The Dual Buck Inverter (DBI) possesses no shoot-through concerns and it can improve the efficiency by utilizing power MOSFETs. This is because at accidentally triggered shoot-through states; two inductors are in-parallel ... -
Modified zeolite/polysulfone mixed matrix membrane for enhanced CO2/CH4 separation
( MDPI AG , 2021 , Article)In recent years, mixed matrix membranes (MMMs) have received worldwide attention for their potential to offer superior gas permeation and separation performance involving CO2 and CH4. However, fabricating defect-free MMMs ...