Mechanical & Industrial Engineering: المرسلات الحديثة
السجلات المعروضة 341 -- 360 من 1396
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Multi-generation energy system based on geothermal source to produce power, cooling, heating, and fresh water: Exergoeconomic analysis and optimum selection by LINMAP method
( Elsevier , 2021 , Article)The current study deals with thermodynamic modeling and multi-objective optimization of a new multi-generation energy system using geothermal as the primary energy source. The proposed system includes a Kalina cycle, a ... -
Spreading of SARS-CoV-2 via heating, ventilation, and air conditioning systems-an overview of energy perspective and potential solutions
( American Society of Mechanical Engineers (ASME) , 2021 , Article)The role of heating, ventilation, and air conditioning systems (HVAC) in spreading SARSCoV-2 is a complex topic and has not been studied thoroughly. There are some existing strategies and technologies for health and high ... -
Mixed fleet based green clustered logistics problem under carbon emission cap
( Elsevier , 2021 , Article)Sustainable transportation is an ever-demanding matter for cities and societies in light of minimizing global CO2 emissions. This paper introduces the mixed fleet based green clustered logistics problem (MFGCLP) under CO2 ... -
Wave propagation analysis of porous functionally graded curved beams in the thermal environment
( Techno-Press , 2021 , Article)In the present paper, wave propagation behavior of porous temperature-dependent functionally graded curved beams within the thermal environment is analyzed for the first time. A recently-developed method is utilized which ... -
A new design of solar tower system amplified with a thermoelectric unit to produce distilled water and power
( Elsevier , 2021 , Article)In this paper, a new design of a solar tower system boosted with a thermoelectric generator (TEG) for power generation and distilled water production, is proposed and investigated. The suggested system includes a solar ... -
Free vibration analysis of composite curved beams with stepped cross-section
( Elsevier , 2021 , Article)Nowadays, composite beams have found increasing popularity in the structures due to their proper features. Previous studies did not address the effect of structural damping to analyze the vibrations of composite curved ... -
Forced vibration characteristics of embedded graphene oxide powder reinforced metal foam nanocomposite plate in thermal environment
( Elsevier , 2021 , Article)Dynamic behavior of a new class of nanocomposites consisted of metal foam as matrix and graphene oxide powders as reinforcement is presented in this study in the framework of forced vibration. Graphene oxide powders are ... -
Hybrid ejector-absorption refrigeration systems: A review
( MDPI , 2021 , Article Review)Absorption Refrigeration Systems (ARS) are potential alternatives to direct expansion (DX) refrigeration systems. This review focused on the incorporation of an ejector into absorption refrigeration cycles to constitute ... -
Enhancing the UV/heat stability of LLDPE irrigation pipes via different stabilizer formulations
( John Wiley and Sons Inc , 2021 , Article)Herein different stabilizer formulations of linear low-density polyethylene (LLDPE) against UV- and heat-initiated degradation are described. The project aims at outdoor applications, such as irrigation piping and profiles, ... -
Forced resonance vibration analysis in advanced polymeric nanocomposite plate surrounded by an elastic medium
( Elsevier , 2021 , Article)The resonance phenomenon is a key factor in studying different structures. This research work aim is at reporting a size-dependent model to analyze the forced resonance phenomenon in advanced polymeric composites that are ... -
Experimental investigation of the dynamic characteristics of wrapped and wound fiber and metal/fiber reinforced composite pipes
( Elsevier , 2021 , Article)This paper experimentally investigates the effect of the manufacturing method and metal reinforcement option on the natural frequency and damping behavior of five polymer and Fiber Reinforced Polymer (FRP) composite pipes. ... -
The use of fiber reinforced polymeric composites in pipelines: A review
( Elsevier , 2021 , Article Review)In operation, pipelines are increasingly used worldwide to meet higher transportation demands for strategic fluids while optimizing costs. Fiber-reinforced polymer (FRP) composite is used in many pipeline industries of ... -
Comparative exergy, multi-objective optimization, and extended environmental assessment of geothermal combined power and refrigeration systems
( Institution of Chemical Engineers , 2021 , Article)In the present work a comparative exergy analysis, multi-objective optimization, as well as extended environmental analysis of a geothermal-based power and refrigeration system, is carried out. Different arrangements with ... -
An enhanced hybrid piezoelectric-electromagnetic energy harvester using dual-mass system for vortex-induced vibrations
( SAGE Publications Inc. , 2021 , Article)This article proposes a novel hybrid piezoelectric-electromagnetic vortex-induced vibration energy harvester from flow of water inside of a pipe. The piezoelectric energy harvester was modeled with a macro-fiber composite ... -
Energy savings resulting from using a near-surface earth-to-air heat exchanger for precooling in hot desert climates
( MDPI , 2021 , Article)Given the substantial energy use for space cooling in buildings, integrating energy-efficient and sustainable cooling systems into buildings has become increasingly more important. Even though the cooling potential of a ... -
An assessment of Qatari school students' perspective towards using sustainable modes of transport to school
( Elsevier , 2023 , Article)Being a car dependent country traditionally, private cars are widely used for various trip purposes in State of Qatar including school trips. This paper assesses the factors affecting sustainable mode choices, walking or ... -
Key Success Factors and Their Impact on the Performance of Construction Projects: Case in Qatar
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)The success of a construction project depends on different factors, the knowledge of the project managers, and the type of project being developed. In this paper, based on a review of the literature, 23 factors are identified ... -
Modal analysis of spur gears for varied teeth root cracks characteristics: finite element analysis (FEA) simulations
( Extrica , 2022 , Conference Paper)Gear failure is considered the main alarming and undesirable event in gearboxes. Usually, cracks happen by fatigue caused due to cyclic loading. Fatigue stress is focused on the teeth root because of the small tooth fillet ... -
Using one dimensional convolutional neural networks for classifying the vibration of process pipework
( AIP Publishing , 2023 , Conference Paper)Pipework in process facilities such as oil and gas or petrochemical plants is subjected to various dynamic excitations. Such excitations may include flow-induced forces due to turbulence or due to change in flow momentum ... -
Wave propagation in double helical rods
( Elsevier , 2020 , Article)The propagation of waves in helical rods has been studied extensively. However, studying the wave propagation in double helical rods have received less attention although this can be useful in multiple fields of science ...
