Browsing Qatar University Institutional Repository by Title
Now showing items 10772-10791 of 27188
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Human–Computer Interaction and Participation in Software Crowdsourcing
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Improvements in communication and networking technologies have transformed people’s lives and organizations’ activities. Web 2.0 innovation has provided a variety of hybridized applications and tools that have changed ... -
Humidification - Dehumidification Desalination Process Using Waste Heat from A Gas Turbine By
( Qatar University , 1989 , Article)This paper presents a hutnidification-dehumidification desalination process using waste heat from a gas turbine power plant. In this process, the air is used as the operating fluid instead of water. The process has many ... -
Humidification-Dehumidification (HDH) Desalination and Other Volume Reduction Techniques for Produced Water Treatment
( MDPI , 2022 , Article)Volume reduction has been suggested as a novel method to tackle the various challenges associated with produced water. The present solution offers an economical and environmentally friendly solution to treat a large bulk ... -
Humidity sensor based on electrospun MEH-PPV:PVP microstructured composite
( Royal Society of Chemistry , 2016 , Article)The present study demonstrates a solution-processed humidity sensor based on poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene]:polyvinylpyrrolidone (MEH-PPV:PVP) organic microstructured composite thin film. The ... -
Humidity sensor based on poly(lactic acid)/PANI-ZnO composite electrospun fibers
( Royal Society of Chemistry , 2021 , Article)The electrospinning technique has been successfully used to prepared micro-fibers of the poly(lactic acid)/polyaniline–zinc oxide (PLA/PANI–ZnO) composite. The polyaniline–zinc oxide (PANI–ZnO) nanocomposites are synthesized ... -
Humoristic Translanguaging in Intercultural Communication in Qatar: Merits, Limitations, and Its Potential Contribution to Policy Development
( Springer, Singapore , 2021 , Book chapter)This paper deals with the merits and limitations of a pedagogical practice that has been developed in the context of teaching undergraduate sociolinguistics courses in a state tertiary education institute in the State of ... -
HVAC system attack detection dataset
( Elsevier Inc. , 2021 , Dataset)The importance of the security of building management systems (BMSs) has increased given the advances in the technologies used. Since the Heating, Ventilation, and Air Conditioning (HVAC) system in buildings accounts for ... -
HVDC shunt tap based on series-input parallel-output DC-AC multi-module VSCs with DC voltages balancing
( Institution of Engineering and Technology , 2014 , Conference Paper)Conventionally, tapping-off a small amount of power from an HVDC transmission line to a three-phase local network can be achieved using a DC-to-AC voltage source converter (VSC) followed by a step down transformer. In order ... -
HVDC shunt tap based on series-input parallel-output DC-AC multi-module VSCs with DC voltages balancing
( Institution of Engineering and Technology , 2014 , Conference Paper)Conventionally, tapping-off a small amount of power from an HVDC transmission line to a three-phase local network can be achieved using a DC-to-AC voltage source converter (VSC) followed by a step down transformer. In order ... -
HVDC shunt tap based on three single-phase half-bridge series-connected MMCs operated under 2L modulation
( Institution of Engineering and Technology , 2019 , Article)In this study, a cost-effective HVDC shunt tap with low-number of relatively low-voltage semiconductor devices and small-sized passive components is proposed. The proposed architecture is based on employing three single-phase ... -
HW/SW co-design based implementation of Gas discrimination
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)A gas discrimination system is mainly made of two parts, the sensing part and the processing part. As an alternative solution to pure software or hardware implementation of the processing part of a gas identification system, ... -
Hybrid African vultures-grey wolf optimizer approach for electrical parameters extraction of solar panel models
( Elsevier Ltd , 2022 , Article)Three-diode model (TDM) of photovoltaic (PV) cells is a significantly precise model that addresses the electrical and optical losses in such PVs. Due to its nonlinearity and multivariable characteristics, the TDM is a ... -
Hybrid and modular multilevel converter designs for isolated HVDC-DC converters
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)Efficient medium and high-voltage dc-dc conversion is critical for future dc grids. This paper proposes a hybrid multilevel dc-ac converter structure that is used as the kernel of dc-dc conversion systems. Operation of the ... -
A Hybrid Approach for Seamless and Interoperable Communication in the Internet of Things
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Reliable and resource-aware communication is a challenging task in Internet of Things (IoT) networks. In these networks, seamless and interoperable communication among member devices is a challenging task that becomes more ... -
Hybrid attack detection framework for industrial control systems using 1D-convolutional neural network and isolation forest
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Industrial control systems (ICSs) are used in various infrastructures and industrial plants for realizing their control operation and ensuring their safety. Concerns about the cybersecurity of industrial control systems ... -
Hybrid Blockchain Platforms for the Internet of Things (IoT): A Systematic Literature Review
( MDPI , 2022 , Article Review)In recent years, research into blockchain technology and the Internet of Things (IoT) has grown rapidly due to an increase in media coverage. Many different blockchain applications and platforms have been developed for ... -
Hybrid coagulation-NF membrane process for brackish water treatment: Effect of antiscalant on water characteristics and membrane fouling
( Elsevier B.V. , 2016 , Article)Antiscalants have been used to inhibit the formation of scales and reduce the risk of membrane scaling. However, issues such as the increased of biofouling tendency and contradictory observations of organic fouling propensity ... -
Hybrid coagulation-NF membrane processes for brackish water treatment: Effect of pH and salt/calcium concentration
( Elsevier B.V. , 2016 , Article)In order to reduce membrane fouling propensity, membrane technologies in water treatment and desalination processes have been coupled with coagulation process. However, the fouling issues still persisted. It is believed ... -
Hybrid Deep Learning-based Models for Crop Yield Prediction
( Taylor and Francis Ltd. , 2022 , Article)Predicting crop yield is a complex task since it depends on multiple factors. Although many models have been developed so far in the literature, the performance of current models is not satisfactory, and hence, they must ... -
A Hybrid Deep Reinforcement Learning for Autonomous Vehicles Smart-Platooning
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)The development of Autonomous Vehicles (AVs) envisions the promising technology of future Intelligent Transportation Systems (ITS). However, the complex road structures and increased vehicles cause traffic congestion and ...
