Güncel Gönderiler: Makine Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 245, listelenen: 21-40
-
Dynamo script and a BIM-based process for measuring embodied carbon in buildings during the design phase
(Oxford University Press, 2023)In recent years, worldwide efforts have been made towards reducing energy use and emissions, which have a variety of impacts such as contributing to climate change. Hence, environmental analysis in the construction sector ... -
Alumina and titanium nanoparticles to diesel–Guizotia abyssinica (L.) biodiesel blends on MFVCR engine performance and emissions
(Elsevier, 2024)Deteriorating air quality and diminishing fossil fuel reserves drive the demand for alternative fuels. Biodiesel from animal and plant sources appears promising, but it has drawbacks like lower thermal efficiency and higher ... -
Experimental studies and comprehensive computational investigations on composites-based phase change material for battery thermal management systems in electric vehicles
(Elsevier, 2024)Battery Thermal Management System plays a significant role in maintaining the health of the batteries for the long run. Active-based cooling technologies, due to the lesser thermal conductivity of air and parasitic losses, ... -
Non-Newtonian laminar pulsating heat and fluid flow in plane duct
(Wiley, 2023)In the present study, laminar pulsating power-law momentum and heat transfer in a uniformly heated plane duct is studied analytically. Assuming that fully developed conditions exist both hydrodynamically and thermally, a ... -
Analysis of the benefits of adopting roof sandwich panels integrated with PCM versus PUR to mitigate energy costs and carbon dioxide emissions
(Elsevier, 2024)The construction industry's thirst for power has skyrocketed on a global scale. A significant amount of this power is used for buildings' heating, ventilation, and air-conditioning needs (HVAC systems), which in turn ensure ... -
Entransy-based environmental and life cycle cost analysis to determine optimum insulation thickness: Effect of the fuel sources
(Gazi Universitesi, 2024)In this study, the influence of fuel sources on entransy-based environmental impact and life cycle cost (LCC) analysis while determining the optimum insulation thickness (OIT) has been investigated. Analyses are carried ... -
Machine learning driven optimization and parameter selection of multi-surface HTS Maglev
(Elsevier, 2024)This research aims to tackle the challenges posed by precise force measurement for high temperature superconducting (HTS) Maglev systems, including mechanical constraints, step motor limitations, and sensor resolutions. ... -
Mechanical properties of Al-9Si-0.6Mg-0.1Sr alloy processed by successive hot and cold multi-directional forging
(Springer, 2023)In this study, the effect of successive hot and cold multi-directional forging (MDF) on the mechanical properties of the Al-9Si-0.6Mg-0.1Sr alloy was explored. The alloy was first homogenized and then forged at 200°C from ... -
Effect of inlet temperature on flow boiling behavior of expanding micro-pin-fin type heat sinks
(Elsevier, 2023)Heat sinks that cool electronic systems through flow boiling are exposed to working fluids at different inlet temperature. Therefore, in the present study, influence of inlet temperature on boiling performance of a ... -
Triple-effect new generation drying technique
(Elsevier, 2023)This paper introduces the triple-effect new generation drying technique that is defined as simultaneously swirling flow-fluidized bed-infrared drying process. It aims to perform the conceptual design of this innovative ... -
Effects of WEDM and AWJ cutting methods on induction motor efficiency and total magnetic losses: Experimental design and response surface methodology
(Elsevier, 2023)In this study, the effect of cutting electrical steel laminations using abrasive water jet (AWJ) and wire electrical discharge machining (WEDM) techniques on 5.5 kW induction motor efficiency (MEfficiency) and total magnetic ... -
Fast pyrolysis of tea bush, walnut shell, and pine cone mixture: Effect of pyrolysis parameters on pyrolysis crop yields
(MDPI, 2023)Liquid products obtained by the fast pyrolysis process applied to biomass can be used as chemical raw materials and liquid fuels. In this study, tea bush, walnut shell, and pine cone samples selected as biomass samples ... -
LBM curved boundary treatments for pulsatile flow on convective heat transfer and friction factor in corrugated channels
(Sage Publications, 2023)The present research investigates heat transfer and the flow characteristics of periodically corrugated wavy channels numerically under pulsatile flow conditions. The numerical method used here is Lattice Boltzmann Method ... -
Mikro pim tipi kanatçıklı ve mikro oyuklu ısı alıcıda doymuş kaynamalı akışın deneysel incelenmesi
(Konya Teknik Üniversitesi, 2023)Mikrokanallarda kaynamalı akış, hava araçlarındaki yüksek kapasiteli elektronik sistemler, bilgisayar işlemcileri ve elektrikli araç bataryaları gibi yüksek yoğunluklu atık ısının açığa çıktığı sistemlerde, sürdürülebilirlik ... -
Performance analysis of fresnel lens driven hot water/ steam generator for domestic and industrial use: A CFD research
(Hitit Üniversitesi, 2023)This study presents the design, manufacture, and thermal performance analysis of a Fresnel lens-driven hot water/steam generator. The designed system is suitable for domestic and industrial hot water/steam usage and can ... -
Thermal sensitivity and potential cooling-related energy saving of masonry walls through the lens of solar heat-rejecting paints at varying orientations
(Elsevier, 2023)This study aims to analyse the thermal efficiency of wall elements with varying position-allocation-thickness of insulation, in the aspect of the optical properties of their external paint. A special focus has been placed ... -
Optical, vibrational, electrical, and electrochemical studies of new plasticized methylcellulose-based solid polymer electrolytes for supercapacitor application
(Wiley, 2023)In this work, new plasticized solid polymer electrolytes (SPEs) are developed using MC (methylcellulose) as a polymer host, and sodium iodide (NaI) as a dopant via the solution casting method. Ethyl carbonate (EC) is used ... -
An overview of the principles of low-temperature superplasticity in metallic materials processed by severe plastic deformation
(Japan Institute of Metals (JIM), 2023)Low-temperature superplasticity (LTS) is crucial to reduce manufacturing cost and to enhance the applications of superplastic forming. It is well known that grain refinement is the key point to decrease the temperature at ... -
Effect of isothermal treatment on mechanical and tribological properties of alloy Zn – 40% Al – 2% Cu – 2% Si
(Springer, 2023)The effect of isothermal exposure at temperatures from 100°C to 250°C for 8 hours on the structure, mechanical and tribological properties of the Zn – 40% Al – 2% Cu – 2% Si alloy produced by chill casting is studied. The ... -
Solar salt with carbon nanotubes as a potential phase change material for high-temperature applications: Investigations on thermal properties and chemical stability
(American Chemical Society, 2023)Nano-enhanced phase change materials are highly employed for an enhanced heat-transfer process. The current work reports that the thermal properties of solar salt-based phase change materials were enhanced with carbon ...