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Quantification of pv power and economic losses due to soiling in Qatar
Published 2021“…Soiling losses of photovoltaic (PV) panels due to dust lead to a significant decrease in solar energy yield and result in economic losses; this hence poses critical challenges to the viability of PV in smart grid systems. …”
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2
Investigation of solar PV performance under Doha weather using a customized measurement and monitoring system
Published 2016“…Results predict that the maximum power output from a Poly-crystalline panel decreases by around 30% for a dust exposure of five months. …”
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3
A Reverse MultipleChoice Based mLearning System
Published 2018“…Using a knowledge base, a set of answer choices will be created for a multiple-choice question. …”
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Towards understanding the effects of climatic and environmental factors on solar PV performance in arid desert regions (Qatar) for various PV technologies
Published 2012“…It was estimated that 100 days of dust accumulation over mono-crystalline PV panels, caused the efficiency to decrease by around 10%. …”
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5
Determining the role of missense mutations in the POU domain of HNF1A that reduce the DNA-binding affinity: A computational approach
Published 2017“…Missense mutations of the HNF1A were retrieved from public databases and subjected to a three-step computational mutational analysis to identify the underlying mechanism. …”
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Effects of environmental and climatic conditions on PV efficiency in qatar
Published 2013“…It was estimated that 100 days of dust accumulation over Mono-crystalline PV panels, caused the efficiency to decrease by 10%. …”
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7
Low cost microcontroller-based inverter integrated in PV systems
Published 2013“…This would increase the efficiency and decrease the leakage current. The control strategy of the proposed topology is based on a low cost microcontroller interfaced to two drivers to step up the MOSFETs gate voltages. …”
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8
Quality improvement can decrease blood delivery turnaround time: Evidence from a single tertiary-care academic medical center
Published 2018“…The transport time significantly decreased from an initial majority of > 15 mins duration, to a majority of < 15 mins transport time after the second audit; there was a 50% improvement in 30 mins response time; and the percentage of requests processed in < 10 mins were significantly higher after the second audit. …”
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EV impact on the residential distribution network with smart PV inverters
Published 2020“…Varying the inverter to PV ratio for smart operation from (1.1) to (2) further decreases the system losses. …”
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10
Biocorrosion behavior of biodegradable nanocomposite fibers coated layer-by-layer on AM50 magnesium implant
Published 2016“…This article demonstrates the use of hybrid nanofibers to improve the biodegradation rate and biocompatibility of AM50 magnesium alloy. Biodegradable hybrid membrane fiber layers containing nano-hydroxyapatite (nHA) particles and poly(lactide)(PLA) nanofibers were coated layer-by-layer (LbL) on AM50 coupons using a facile single-step air jet spinning (AJS) approach. …”
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The mitochondrial-related effect of the 905 nm photobiomodulation therapy on 50B11 sensory neurons
Published 2023“…In this study, a possible molecular mechanism of the 905 nm PBMT (0.25 W/cm2; 3, 6, 12, and 18 J/cm2, 5 Hz) analgesic effect was tested on 50B11 cells, by investigating its impact on mitochondria. …”
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Long-term performance analysis and power prediction of PV technology in the State of Qatar
Published 2017“…Results show that due to panel dusting for eight months, the PV output power decreased by 50%. Also, owing to lower ambient temperatures, clearer sky and cleaner panels due to occasional rainfall, the PV panels show higher output power in Winter than in Summer season. …”
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Integration of temperature and dust effects in siting large PV power plant in hot arid area
Published 2013“…Recently, solar PV technologies witnessed a commercial vigor due to their tremendously decreasing prices. …”
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The impact of PV generation and load types on the impedance relays during both balanced and unbalanced faults
Published 2022“…When single line to ground fault occurs at the PV bus (far from relay location), the dynamic loads increase the relay impedance, while the PV plant decreases the relay impedance. …”
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Failure mode analysis for single-phase Multi-level qZSI interfacing PV system to utility grid
Published 2017“…Cascaded Multi-level inverter for synchronization of power generated from PV system to utility grid is reported in this paper. …”
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Optimal Energy Dispatch Engine for PV-DG-ESS Hybrid Power Plants Considering Battery Degradation and Carbon Emissions
Published 2023“…To test the performance of the developed model, real-time load and photovoltaic (PV) data were used in conjunction with a PV-DG-ESS hybrid plant. …”
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Study of the effects of dust, relative humidity, and temperature on solar PV performance in Doha: Comparison between monocrystalline and amorphous PVS
Published 2013“…It was estimated that 100 days of dust accumulation over monocrystalline PV panels, caused the efficiency to decrease by around 10%. …”
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