Mechanical & Industrial Engineering: Recent submissions
Now showing items 121-140 of 1507
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A novel impact damper consisting of a linear chain of particles
( American Society of Mechanical Engineers (ASME) , 2012 , Conference)Passive control is preferred due to its simplicity and low power consumption. A common passive control device is the Impact Damper which consists of a freely moving mass con- strained by two stops inside a container mounted ... -
A numerical investigation into the feasibility of integrating green building technologies into row houses in the Middle East
( Taylor and Francis Inc. , 2013 , Article)Atraditional rowhouse was re-designed to be adapted to the hot and arid climate of the Middle East. The vernacular design features include a number of cooling devices such as an open courtyard, wind towers and heat-storing ... -
Improving the performance of a commercial absorption cooling system by using ejector: A theoretical study
( Elsevier , 2023 , Article)Absorption cooling systems (ACS) have lower coefficients of performance (COP) compared to direct expansion (DX) cooling systems. Nevertheless, ACS offers a green alternative to typical DX systems. In this study, a numerical ... -
A review of sustainable cooling technologies in buildings
( Elsevier , 2011 , Article Review)Heating, ventilating and air-conditioning (HVAC) systems play a vital part in ensuring the required comfort levels of residents inside building environments. However, most modern cooling equipments consume high levels of ... -
Regression equation for estimating the maximum cooling load of a greenhouse
( Elsevier , 2022 , Article)Cooling is essential for greenhouse crop cultivation in hot areas. The selection of a suitable cooling system size for greenhouses is challenging since various environmental and structural factors are involved. In this ... -
Erosion-corrosion behavior and failure analysis of offshore steel tubular joint
( Elsevier , 2013 , Article)An extensive investigation into the erosion-corrosion behavior and failure analysis of an offshore steel tubular joint has been carried out by using various electrochemical techniques, visual inspection, optical microscope ... -
Free vibration analysis of linear particle chain impact damper
( Elsevier , 2013 , Article)Impact dampers have gained much research interest over the past decades that resulted in several analytical and experimental studies being conducted in that area. The main emphasis of such research was on developing and ... -
Comparison of different mechanical ventilation systems for dairy cow barns: CFD simulations and field measurements
( Elsevier , 2021 , Article)Proper ventilation in dairy cow barns in terms of volume flow rate and air velocity is important to avoid heat stress, which leads to reduced milk production and respiratory disease. In this study, three different ventilation ... -
Numerical simulation of blowing ratio effects on film cooling on a gas turbine blade
( WIT Press , 2011 , Conference)This article investigates the film cooling effectiveness and heat transfer in three regimes for a film-cooled gas turbine blade at the leading edge of the blade with 450 angle of injection. A Rolls Royce blade has been ... -
Integration and application of passive cooling within a wind tower
( American Society of Heating, Refrigeration, and Air-Conditioning Engineers (ASHRAE) , 2014 , Conference)Increasing emphasis on reducing power consumption has raised public awareness of natural and renewable energy resources, particularly the integration of passive cooling systems in buildings such as wind towers. Wind towers ... -
Numerical investigation of the integration of heat transfer devices into wind towers
( Italian Association of Chemical Engineering - AIDIC , 2013 , Conference)The purpose of this study is to incorporate heat transfer devices inside the passive terminal of a wind tower unit, highlighting the potential to achieve minimal restriction in the external air flow stream while ensuring ... -
The development of commercial wind towers for natural ventilation: A review
( Elsevier , 2012 , Article Review)Wind towers have been in existence in various forms for centuries as a non mechanical means of providing indoor ventilation, energy prices and climate change agendas have refocused engineers and researchers on the low ... -
Feasibility of MOF-based carbon capture from indoor spaces as air revitalization system
( Elsevier , 2022 , Article)Conventional air-conditioning systems, for providing thermal comfort and acceptable indoor air quality, are energy intensive, especially for spaces located in hot and humid climates. This is attributed to the energy needed ... -
Experimental and numerical investigation of the thermal performance of evaporative cooled greenhouses in hot and arid climates
( Taylor and Francis Inc. , 2020 , Article)The controlled microclimate of greenhouses is vital for producing quality yield. This paper investigates the thermal performance of an evaporative cooled greenhouse operating in Qatar. Three design factors affecting the ... -
Regression Models for Performance Prediction of Internally-Cooled Liquid Desiccant Dehumidifiers
( MDPI , 2022 , Article)In this study, using response surface methodology and central composite design, regression models were developed relating 12 input factors to the supply air outlet humidity ratio and temperature of 4-fluid internally-cooled ... -
Simulation of spectators' aerodynamic drag using porous models approximation
( Elsevier , 2020 , Article)Evaluation of the thermal comfort is essential for complex ventilation systems design. Assessment of thermal indices requires representative velocity and pressure fields' values. When simulating the air flow in large ... -
Experimental investigation of double-pipe heat exchangers in air conditioning applications
( Elsevier , 2018 , Article)The increased demand of energy in domestic applications necessitates the development of innovative engineering solutions in building heating, ventilating, and air conditioning (HVAC) systems. As the largest energy intensive ... -
Performance comparison of different flow arrangements of 4-fluid internally-cooled liquid desiccant dehumidifiers
( Springer Science and Business Media B.V. , 2022 , Article)In this study, the performance of 10 different flow arrangements of 4-fluid internally-cooled liquid desiccant dehumidifiers were compared. The four fluids are supply air, exhaust air, liquid desiccant, and water. The ... -
Thermoelectric behavior of Bi2Te2.55Se0.45 with a tunable seebeck coefficient: A comparison between coarse needle-like structure and bulk nanostructured alloys
( Elsevier , 2023 , Article)In this study, we compare the thermoelectric properties of coarse-grained n-type Bi2Te2.55Se0.45 alloy prepared by induction melting with the bulk-nanostructured prepared by ball milling and hot-pressing techniques. The ... -
Microstructural effect on the corrosion behavior of n- and p-type bismuth tellurides fabricated by induction melting
( Elsevier , 2023 , Article)Numerous efforts have been made to understand and enhance the thermoelectric properties of bismuth telluride alloys. However, limited studies have been reported to investigate the corrosion behavior of these alloys and ...
