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Now showing items 2651-2660 of 11365
Novel Control Algorithm for control of qZSI as Front - End Converter during nonsunlight hours
(
Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Degrading effect of energy generation from fossil fuel are extensively discussed and debated leading to paradigm shift to renewable energy generation. Energy generation from PV panels is the best alternative for state of ...
ECG Signal Reconstruction on the IoT-Gateway and Efficacy of Compressive Sensing under Real-Time Constraints
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Article)
Remote health monitoring is becoming indispensable, though, Internet of Things (IoTs)-based solutions have many implementation challenges, including energy consumption at the sensing node, and delay and instability due to ...
Solar Thermochemical CO2 Utilization via Ceria Based Redox Cycle
(
Hamad bin Khalifa University Press (HBKU Press)
, 2016 , Conference Paper)
According to the recent studies, it is expected that the global energy requirement will increase from 14 TW to 30 TW by the year 2050. Currently, fossil fuels are the major energy source utilized for the fulfillment of the ...
Performance Analysis of Multiphase High Power Open End Drives Fed from Dual Matrix Converter
(
Hamad bin Khalifa University Press (HBKU Press)
, 2016 , Conference Paper)
In this paper an open ended seven phase stator winding drive is considered for analysis that is to be fed from matrix converter controlled by space vector pulse width modulation scheme. Open-end winding variable speed ...
Properties of nanoclay PVA composites materials
(
Hamad bin Khalifa University Press (HBKU Press)
, 2013 , Article)
Polyvinyl alcohol (PVA)/Na-rich Montmorillonite (MMT) nanocomposites were prepared using solution method to create polymer-clay nanocomposite (PCN) material. The PCN material was studied using X-ray diffraction (XRD), ...
الأسس الشرعية لتشغيل المربيات و الخدم
(
جامعة قطر
, 2010 , Article)
ظاهرة الخدم ليست جديدة في المجتمع العربي الإسلامي، فقد ثبت أن النبي صلى الله عليه وسلم كان له مجموعة من الخدم، ومن أشهرهم أنس الذي قال: خدمت رسول الله صلى الله عليه وسلم عشر سنين وما قال لي قط لم فعلت هذا؟ لكن الخدم كانوا ...
Towards Sustainable Energy: A Systematic Review of Renewable Energy Sources, Technologies, and Public Opinions
(
Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
The use of renewable energy resources, such as solar, wind, and biomass will not diminish their availability. Sunlight being a constant source of energy is used to meet the ever-increasing energy need. This review discusses ...
Comparative skull analysis suggests species-specific captivity-related malformation in lions (Panthera leo)
(
Public Library of Science
, 2014 , Article)
Lion (Panthera leo) populations have dramatically decreased worldwide with a surviving population estimated at 32,000 across the African savannah. Lions have been kept in captivity for centuries and, although they reproduce ...
ACHIEVABILITY OF GRADE NINE QATARI ENGLISH KEY CURRICULUM STANDARDS: TEACHERS’ PERSPECTIVES
(2018 , Master Thesis)
The aim of this study was to investigate ESL teachers’ perspectives regarding
Grade Nine English curriculum standards. In addition, participant’ demographics and
factors influencing the achievability of standards were ...
Baseline data for Arabic acquisition with clinical applications: Some phonological processes in Qatari children’s speech
(
LAR Center Press
, 2012 , Article)
This paper has two aims. The first is to inform our language acquisition colleagues about the “Baseline Data for Arabic Acquisition with Clinical Applications” project, which is a multi-institutional and international ...