Browsing Mühendislik Fakültesi by Author "RTEÜ, Mühendislik ve Mimarlık Fakültesi, Makine Mühendisliği Bölümü"
Now showing items 61-80 of 240
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Effects of different cutting methods for electrical steel sheets on performance of induction motors
Bayraktar, Şenol; Turgut, Yakup (Sage Publications Ltd, 2018)In this study, by cutting electrical steel stator laminations, one of the most important components of electrical machines by different cutting methods, the effects of these cutting methods on motor efficiency are investigated. ... -
Effects of the center of linear heating position on natural convection and entropy generation in a linearly heated square cavity
Şahin, Birol (Pergamon-Elsevier Science Ltd, 2020)Entropy generation and heat transfer caused by the natural convection in a square cavity, which is linearly heated from one of the vertical walls and uniformly cooled from the other vertical wall, is studied numerically. ... -
Effects of titanium addition on structural, mechanical, tribological, and corrosion properties of Al-25Zn-3Cu and Al-25Zn-3Cu-3Si alloys
Hekimoğlu, Ali Paşa; Çalış, Merve (Elsevier, 2020)To investigate the effect of grain refinement on the material properties of recently developed Al-25Zn-3Cu based alloys, Al-25Zn-3Cu, Al-25Zn-3Cu-0.01Ti, Al-25Zn-3Cu-3Si and Al-25Zn-3Cu-3Si-0.01Ti alloys were produced by ... -
Effects of WEDM and AWJ cutting methods on induction motor efficiency and total magnetic losses: Experimental design and response surface methodology
Bayraktar, Şenol; Turgut, Yakup (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 ... -
Elyaf takviyeli polimer kompozit malzemelerin farklı delme yöntemleri ile delinmesinde kesme performansının değerlendirilmesi: Literatür Taraması
Bayraktar, Şenol (2018)Elyaf takviyeli polimer kompozit (ETPK) malzemeler, yüksek mukavemet ve sönümleme, hafiflik, düşük termal genleşme gibi mühendislik özelliklerinden dolayı uzay ve havacılık sanayisinde cıvatalı, perçinli ve pimli bağlantılarda ... -
Emission analysis of a commercial aircraft for different ranges
Aydın, Hakan; Turan, Önder; Karakoç, T.Hikmet; Midilli, Adnan (Springer New York, 2013)In this chapter the lower take off cycle and total flight fuel consumptions and emissions of B737-400 commercial aircraft for selected routes are being calculated and evaluated for specified flight parameters. For case ... -
Energetic and exergetic performance assessment of a turboprop engine at various loads
Aydın, Hakan; Turan, Önder; Midilli, Adnan; Karakoç, Tahir Hikmet (Inderscience Enterprises Ltd, 2013)It is necessary to understand the mechanisms that have enabled improvements of performance parameters such as thermodynamics efficiencies, thrust or power, specific fuel consumption and specific power in aero engines, thus ... -
Energy analysis of utility-scale PV plant in the rain-dominated tropical monsoon climates
Gopi, Ajith; Sudhakar, K.; Ngui, W.K.; Kirpichnikova, Irina M.; Cüce, Erdem (Elsevier, 2021)To limit the adverse impact of fossil fuel-generated power, energy generation from solar photovoltaic (PV) power is gaining importance. A lot of utility-scale PV power plants are being installed in tropical regions owing ... -
Energy consumption, power generation and performance analysis of solar photovoltaic module based building roof
Wei, Lim Jun; Islam M.M.; Hasanuzzaman M.; Cüce, Erdem (Elsevier, 2024)Building energy intensity (BEI) of typical office buildings in Malaysia ranges from 200 to 250 kWh/m2/year, wherein a substantial portion is due to the cooling system. This study evaluates of the performance and suitability ... -
The energy efficient configurations of natural convection heat transfer in square enclosures with heatlines
Şahin, Birol (Yildiz Technical Univ, 2018)A steady state natural convection heat transfer is numerically investigated in a two-dimensional square enclosure. One of the side walls of the enclosure is brought to high temperature and the upper wall is insulated. the ... -
Enhancing mechanical and tribological properties of Ni3Al-15vol%TiC composite by high current pulsed electron beam irradiation
Demirtaş, Muhammet; Ivanov, Konstantin V.; Pürçek, Gençağa; Yanar, Harun (Elsevier, 2022)Effects of high current pulsed electron beam irradiation (HCPEBI) on the surface microstructure, mechanical properties, room and high temperature tribological behavior of the Ni3Al-15vol%TiC composite were investigated. ... -
Entransy-based environmental and life cycle cost analysis to determine optimum insulation thickness: Effect of the fuel sources
Akbulut, Uğur (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 ... -
Entropy generation of mixed convection in a vertical parallel plate microchannel with asymmetric wall heat flux
Akbulut, Uğur (Inderscience Enterprises Ltd, 2015)In this study, the results of a parametric analysis of the entropy generation of mixed convection in a vertical parallel plate microchannel with asymmetric wall heat flux are presented. the fluid flow was assumed as Newtonian ... -
Environmental and sustainability aspects of a recirculating aquaculture system
Midilli, Adnan; Küçük, Haydar; Dinçer, İbrahim (Wiley, 2012)This article presents some new exergy-based parameters for Recirculating Aquaculture System (RAS) for Black Sea trout (Salmo trutta labrax) at the Trabzon Central Fisheries Research Institute, Turkey. On the basis of the ... -
Environmental friendly food smoking technologies
Kılıç, Aydın; Küçük, Haydar; Midilli, Adnan (Springer International Publishing, 2014)This study deals with the development of the food smoking technologies for environmental friendly unit operations. Smoking process include some different unit operations such as salting, drying and smoking. In this regard, ... -
Environmental impact assessment of explosive volcanoes: A case study
Aydın, Faruk; Midilli, Adnan; Dinçer, İbrahim (Springer New York, 2013)Although there are some parameters identified in the literature to quantify environmental impact of volcanic eruptions, e.g., Dust Veil Index (DVI), Volcanic Explosivity Index (VEI), and Volcanic Aerosol Index (VAI), no ... -
Evaluation of corrosion performance of AZ31 Mg alloy in physiological and highly corrosive solutions
Yavuzyegit, Berzah; Karali, Aikaterina; De Mori, Arianna; Smith, Nigel; Usov, Sergey; Shashkov, Pavel; Bonithon, Roxane; Blunn, Gordon (American Chemical Society, 2023)Resorbable Mg and Mg alloys have gained significant interest as promising biomedical materials. However, corrosion of these alloys can lead to premature reduction in their mechanical properties, and therefore their corrosion ... -
Evaluation of in-duct UV-C lamp array on air disinfection: A numerical analysis
Atcı, Fatih; Çetin, Yunus Emre; Avcı, Mete; Aydın, Orhan (Taylor & Francis Inc, 2020)In-duct ultraviolet germicidal irradiation systems are effective systems that are used in disinfection of pathogenic particles transported by air that moving through the ventilation systems. Proper design of these systems ... -
Exergetic analysis of a vertical ground-source heat pump system with wall heating/cooling
Akbulut, Uğur; Açıkgöz, Özgen; Kincay, Olcay; Karakoc, T.Hikmet (Springer International Publishing, 2014)The present study deals with an exergetic analysis and assessment of a Vertical Ground-Source Heat Pump System (VGSHP) combined with a Wall Heating System (WHCS) in a building. This study is an experimental investigation ... -
Exergetic and exergo-economic analysis of a turboprop engine: a case study for CT7-9C
Aydın, Hakan; Turan, Önder; Midilli, Adnan; Karakoç, T. Hikmet (Inderscience Enterprises Ltd, 2012)The turboprop engine has played an important role in short haul commuter and military transport aircraft where high speed is not critical. It may provide the aviation sector with one of the most significant means of achieving ...