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السجلات المعروضة 10153 -- 10172 من 49482
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Experimental investigation of volume fraction in an annulus using electrical resistance tomography
( Society of Petroleum Engineers , 2019 , Conference Paper)Horizontal drilling technology has shown to improve the production and cost-effectiveness of the well by generating multiple extraction points from a single vertical well. The efficiency of hole cleaning is reduced because ... -
Experimental investigation on solar still with nanomaterial and dripping arrangement
( Bellwether Publishing, Ltd. , 2020 , Article)The scarcity of potable water for drinking purpose is everywhere in the world. The solar still can be used to provide potable water for the drinking purpose, but it has a daily yield of 3 litres/day. The experimental ... -
Experimental investigation on the compressibility of Al/Al2O3 nanocomposites
( Inderscience Publishers , 2016 , Article)The scientific importance of nanocomposites is being increased due to their improved properties. This paper introduces an experimental investigation on the relationship between the reinforcement weight fraction and ... -
Experimental Investigation on the Flexural Capacity of Reinforced Concrete Beams with Treated Wastewater and Recycled Concrete Aggregates
( Qatar University Press , 2023 , Conference Paper)Eco-friendly concrete is the most recommended sustainable option to reduce the excessive diminution of concrete natural resources and the high generation of greenhouse gas emissions. Therefore, the present study explores ... -
Experimental investigation on the influences of acetone organic compound additives into the diesel/biodiesel mixture in CI engine
( Elsevier Ltd , 2020 , Article)The problems of the depleting the worldwide fossil fuel and increasing concern on the environmental regulations force the researchers to look forward to a new source of clean source of energy such as biodiesel. Diesel fuel ... -
Experimental investigation on the performance of a novel thermo-mechanical refrigeration system driven by an expander-compressor unit
( Elsevier , 2022 , Article)Operating thermos-mechanical refrigeration (TMR) ejector-based and organic Rankine cycle-based refrigeration systems at ultra-low temperature heat source (60 °C to 100 °C) is challenging and limited by their low coefficient ... -
Experimental investigation on the thermal properties of NiO-nanofluids
( American Scientific Publishers , 2019 , Article)Performance parameters and thermal stability of lubricants are highly temperature dependent as it degrades twice for every 10 °C of temperature rise. Generally, the nanofluids have enhanced thermo-physical behavior as long ... -
Experimental investigation on the yield of solar still using manganese oxide nanoparticles coated absorber
( Elsevier Ltd , 2021 , Article)Present research expresses an experimental investigation on nanoparticle use to enhance Solar still (SS) yield. Manganese Oxide (MNO2) is selected as a nanoparticle material and used in SS. The nanomaterial is added with ... -
EXPERIMENTAL INVESTIGATIONS AND COMPUTATIONAL FLUID DYNAMIC PREDICTIONS OF PRESSURE DROP CHARACTERISTICS IN MULTIPHASE FLOW FOR CONCENTRIC INCLINED ANNULI IN NEAR HORIZONTAL WELLS
(06-2 , Master Thesis)In oil and gas sectors, the accuracy of pressure drop predictions plays significant role in designing multiphase flow systems. In recent decades, there is a considerable amount of theoretical and experimental studies dealing ... -
Experimental investigations of atmospheric water extraction device under different climatic conditions
( Elsevier Ltd , 2020 , Article)To help address this emergency, an atmospheric water extracting (AWE) device is developed and investigated as a part of present work. The AWE device is working on vapour compression refrigeration cycle. The air moisture ... -
Experimental Investigations of Gas Kick for Single and Two-Phase Gas-liquid Flow in near Horizontal Wells
( Qatar University Press , 2021 , Poster)Multiphase flow in pipelines is of great importance and broadly used in several industries for various applications. A multiphase flow is a complex physical phenomenon where more than one phase occurs. In oil and gas ... -
Experimental investigations on spray flames and emissions analysis of diesel and diesel/biodiesel blends for combustion in oxy-fuel burner
( John Wiley and Sons Ltd , 2019 , Article)Present research work shows the emissions and flame analysis of oxy-fuel combustion of diesel and diesel/biodiesel blends in the experimental test burner manufactured in Mechanical power engineering laboratory at Tanta ... -
Experimental investigations on the performance of a thermo-mechanical refrigeration system utilizing ultra-low temperature waste heat sources
( Elsevier , 2023 , Article)Experimental studies that investigate the utilization of ultra-low temperature (between 48 °C and 120 °C) waste heat, which forms 25 % of the global unrecovered waste heat, to drive thermal cooling systems are rare. Thus, ... -
Experimental Measurement Of Drop Phase Mass Transfer Coefficients For The Carbon Tetrachloride-Acetic Acid-Water System
( Qatar University , 1991 , Article)The overall mass transfer coefficients of single drops of carbon tetrachloride falling in a stagnant continuous phase of water containing acetic acid as solute were measured experimentally for different dispersed phase ... -
Experimental measurements and modelling of viscosity and density of calcium and potassium chlorides ternary solutions
( Nature Research , 2020 , Article)Measured viscosity and density data for ternary aqueous solutions of CaCl2 and KCl are presented at temperatures between 293 and 323�K with 5�K increment. A modified Jones?Dole was introduced by adding extra terms and ... -
EXPERIMENTAL MEASUREMENTS AND TRANSIENT 3D SIMULATIONS OF TURBULENT PREMIXED FLAMES OF GAS-TO-LIQUIDS (GTL) FUEL IN A FAN-STIRRED COMBUSTION BOMB
(2022 , Dissertation)The rapid fluctuation in oil prices and the increased demand for alternative fuels to replace conventional fuels are challenging contemporary issues. One such alternative fuel that has gained significant interest recently ... -
An Experimental Performance Evaluation and Compatibility Study of the Bluetooth Low Energy Based Platform for ECG Monitoring in WBANs
( SAGE publications , 2015 , Article)A long term healthcare monitoring system requires battery operated devices with low-power technologies. Researchers tried to adapt various short-range technologies for Wireless Body Area Networks (WBANs) in ubiquitous ... -
Experimental performance investigations on various orientations of evacuated double absorber tube for solar parabolic trough concentrator
( Taylor and Francis Ltd. , 2022 , Article)The parabolic trough concentrator is a widely used concentrator to harness and concentrate on the solar energy. The performance of the parabolic trough concentrator depends upon its various parameters like reflecting ... -
Experimental photovoltaic power supply based on flying capacitors multilevel inverter
( IEEE , 2011 , Conference Paper)Nowadays, a great deal of research is being carried out to utilize the solar energy effectively through power electronics converters (conditioners) to meet the increasing demand for load. In this paper, a weighted Real ... -
Experimental prediction of the elastic properties of nanocomposite cementitious materials based on nanoindentation measurements
( American Scientific Publishers , 2017 , Article)This paper provides in depth novel exploration of the local mechanical properties of nanocomposite cement using the nanoindentation technique. The elastic properties of carbon nanotubes (CNTs)-reinforced and unreinforced ...
