College of Engineering: المرسلات الحديثة
السجلات المعروضة 161 -- 180 من 7997
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Heat transfer measurements of Polyalpha-Olefin- boron nitride nanofluids for thermal management and lubrication applications
( Elsevier , 2020 , Article)In this paper, the first study is reported combining Polyalpha-Olefin (PAO) oil with hexagonal Boron Nitride (hBN) to produce new class of nanofluids for heat transfer and lubrication applications. The heat transfer ... -
Modeling and Analysis of Effect of Various Tank Geometries and Relief Pressure on Liquid Hydrogen (LH2) Boil-Off Losses
( Scanditale AB , 2024 , Conference Paper)This research investigates the effect of various storage tank geometries and relief pressure on boil-off losses for liquid hydrogen (LH2). The effect of storage volume of LH2 in the tanks for the various geometries is ... -
Dynamic Modeling and Analysis of Solar Industrial Process Heating (SIPH) for the Food industry
( Scanditale AB , 2024 , Conference Paper)Thermal energy requirements in the industrial sector for different process heating applications consume about 35% of the total global fossil fuels. To mitigate the consumption of fossil fuels, solar industrial process ... -
Turbulence Modeling Using Z-F Model and RSM for Flow Analysis in Z-SHAPE Ducts
( Wiley , 2020 , Article)Turbulent flow in Z-shape duct configuration is investigated using Reynolds stress model (RSM) and ζ-f model and compared to experimental results. Both RSM and ζ-f models are based on steady-state RANS solutions. The focus ... -
Towards a Resilient Organization: Lessons Learned from the Oil and Gas Sector in Qatar
( MDPI , 2024 , Article)Organizational resilience indicates the capacity of an organization or a system to return to its steady condition, or exceed it, after going through a disruptive event that disrupts its steady condition. Qatar's oil and ... -
Composite Plastic Hybrid for Automotive Front Bumper Beam
( MDPI , 2023 , Article)The bumper beam is a crucial component of the automobile bumper system, responsible for absorbing impact energy and enhancing the safety of passengers during collisions. This paper presents the design and experimental ... -
Monitoring of simple linear quality profiles using dEWMA statistic under uncertainty of process deviations
( IEOM Society , 2019 , Conference Paper)The quality of process or product is often characterized by the univariate or multivariate distribution of quality characteristics. The linear profiles are widely used to model the relationship between dependent and ... -
Phase-I monitoring of high-dimensional covariance matrix using an adaptive thresholding LASSO rule
( Elsevier , 2020 , Article)High-dimensional variability monitoring and diagnosing is of great prominence for the quality improvement and cost reduction. Most of the existing control charts are mainly based on the assumption that the in-control ... -
How eco-efficient are electric vehicles across Europe? A regionalized life cycle assessment-based eco-efficiency analysis
( John Wiley and Sons Ltd , 2021 , Article)Sustainable transportation is at the hearth of the United Nation's Sustainable Development Goals (SDGs) and is directly linked to many SDGs including SDG3 (good health and well-being), SDG11 (sustainable cities and societies), ... -
Modeling the Impact of Weather Conditions on Pedestrian Injury Counts Using LASSO-Based Poisson Model
( Springer Science and Business Media Deutschland GmbH , 2021 , Article)Statistical models for measuring the impact of adverse weather conditions on pedestrian injuries are of great importance for enhancing road safety measures. The development of these models in the presence of high collinearity ... -
Business Process Re-Engineering: A Literature Review-Based Analysis of Implementation Measures
( MDPI , 2022 , Article)Business process re-engineering (BPR) is an approach to improving organizational performance. It evolved mostly within the private sector to maintain a successful business model despite increasing global competition. BPR ... -
Innovation Ecosystems in Hydrocarbon-Based Economies: Opportunities and Challenges
( MDPI , 2023 , Article Review)Innovation is rapidly growing and affecting various industries, including hydrocarbon processing. This study aims to conduct a comprehensive and organized review of the literature on innovation ecosystems and their performance ... -
Modeling the Relationship between Business Process Reengineering and Organizational Culture
( MDPI , 2022 , Article)Business process reengineering (BPR) has been widely known for its effectiveness in generating chances for organizational improvement. Understanding and modeling the relationship between the factors that contribute to the ... -
Improved exosome isolation methods from non-small lung cancer cells (NC1975) and their characterization using morphological and surface protein biomarker methods
( Springer Science and Business Media Deutschland GmbH , 2023 , Article)This study has demonstrated improved methods for isolating exosomes from non-small lung cancer cells, which address the problems characterized by exosome morphological and chemical methods. To improve the isolation methods, ... -
Innovation-Based Strategic Roadmap for Economic Sustainability and Diversity in Hydrocarbon-Driven Economies: The Qatar Perspective
( MDPI , 2024 , Article)This research addresses the critical opportunities and challenges confronting economic sustainability for hydrocarbon-based economies. The primary objective is to advocate for a transformative shift towards diversified and ... -
Triple boost switched capacitor multilevel inverter (TB-SCMLI) with reduced components and self-voltage balance
( John Wiley and Sons Inc , 2023 , Article)Multi-level inverter (MLIs) designs with switched-capacitor (SC) are on the rise due to their applicability in sustainable energy systems and high voltage applications. In this light, this paper presents a compact triple-boost ... -
Implementation and comparison of particle swarm optimization and genetic algorithm techniques in combined economic emission dispatch of an independent power plant
( MDPI AG , 2019 , Article)This paper presents the optimization of fuel cost, emission of NOX, COX, and SOX gases caused by the generators in a thermal power plant using penalty factor approach. Practical constraints such as generator limits and ... -
Space vector vs. sinusoidal carrier-based pulse width modulation for a seven-phase voltage source inverter
( China Power Supply Society , 2019 , Article)The paper presents an extensive comparison between two pulse width modulation (PWM) control schemes, namely carrier-based and space vector based PWM for a seven-phase voltage source inverter. Sinusoidal carrier-based PWM ... -
A Switched-Capacitor Based Multilevel Inverter with Extendable Levels having Enhanced Voltage Gain for Renewable Energy Applications
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Conference Paper)Various Switched-Capacitor based Multilevel Inverters (SCMLI) are suggested in literature. These converters can, however, provide fixed levels of ac output voltage. A higher number of renewable energy units must be linked ... -
Analysis and Extension of Switched Inductor and Capacitor Based High Gain DC-DC Boost Converter with Flexible Control at Higher Gains
( Institution of Engineering and Technology , 2023 , Conference Paper)Microgrids get the majority of their power from renewable sources such as PV (photovoltaic) and FC (fuel cell). To achieve the desired bus voltage in a DC microgrid, a conventional DC-DC converter used as an interconnecting ...
