Erişim şekli için "info:eu-repo/semantics/openAccess" Makine Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 74, listelenen: 21-40
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Enhanced performance figures of solar cookers through latent heat storage and low-cost booster reflectors
(Oxford Univ Press, 2020)Solar box cookers draw attention of many researchers across the globe as a promising renewable energy application for cooking purposes. Compared to other types available in literature, solar box cookers are more in the ... -
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 ... -
Evaluation of corrosion performance of AZ31 Mg alloy in physiological and highly corrosive solutions
(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 ... -
Exergetic analysis of a vertical ground-source heat pump system with wall heating/cooling
(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 performance of a low bypass turbofan engine at takeoff condition
(Springer International Publishing, 2014)In this article, exergetic methodology is applied for a low bypass turbofan engine at maximum power setting. The engine is a low-bypass (0.96–1) turbofan engine and its variants fitted to the 737-100/200 all comprise six ... -
Experimental analysis on the impacts of soil deposition and bird droppings on the thermal performance of photovoltaic panels
(Elsevier, 2023)Photovoltaic (PV) systems are capable of meeting the urgent demand for power production for both domestic and commercial purposes. PV systems possess serious drawbacks as their perfor-mance is heavily influenced by ... -
Experimental performance assessment of a novel insulation plaster as an energy-efficient retrofit solution for external walls: A key building material towards low/zero carbon buildings
(Elsevier, 2023)Thermal insulation plasters have become the focus of attention in the building sector. Among the most important reasons for this is the high thermal energy losses of the buildings. Since conventional briquettes used in ... -
Experimental study of single-phase fluid flow and heat transfer characteristics in rectangular microchannels
(2018)In this study, single-phase laminar flow of deionized water through microchannel heat sinks is investigated experimentally. Heat sinks including twenty-nine parallel rectangular channels have been used as the test samples. ... -
Experimental study on machinability of pre-hardened Toolox 44 and Nimax mould steels
(Gazi Üniversitesi Mühendislik Mimarlık Fakültesi, 2021)In this study, the machinability of Nimax and Toolox 44 materials, which are among the mould steels was investigated experimentally. Cutting experiments were carried out with PVD-AlCrN coated carbide end mill using three ... -
Extensive analysis of a reinvigorated solar water heating system using low-density polyethylene glazing
(MDPI, 2023)Solar energy is one of the most promising forms of alternative energy because it has no adverse effects on the environment and is entirely free. Converting solar energy into thermal energy is the most common and straightforward ... -
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 ... -
Fire retardation, compressive strength and durability analysis of concrete reinforced with novel plasters: An experimental, computational and statistical research
(Elsevier, 2024)Concrete is an essential component of the construction industry, valued for its high compressive strength (CS) and durability. However, when exposed to extreme conditions like fire without protective structural elements, ... -
Floating PVs in Terms of Power Generation, Environmental Aspects, Market Potential, and Challenges
(MDPI, 2022)Limited reserves of fossil fuels, rising environmental concerns, and a remarkable increase in electricity demand have led to the necessity of harnessing solar energy on a large scale. For this purpose, there has been a ... -
Global technological advancement and challenges of glazed window, facade system and vertical greenery-based energy savings in buildings: A comprehensive review
(Elsevier, 2021)There are many factors that have a major influence on reducing the energy expenditure in building sector. This research aims at qualitative and quantitative assessment of those factors such as double glazed windows, vertical ... -
Green hydrogen and fuel cell systems
(Wiley-Blackwell, 2013)This special issue consists of original, peer-reviewed articles, most of which were presented at the Sixth International Green Energy Conference (IGEC-6), held in Eskisehir, Turkey, on 5–9 June 2011. -
Hava değişim katsayısının kirleticileri uzaklaştırma performansına etkisinin incelenmesi
(Gazi Üniversitesi, 2021)In this study, the effect of air change rate on particle dispersion is investigated experimentally and numerically for different contaminant source positions. An experimental study is carried out on a reduced scale model ... -
Heat storage and release performance of cascade phase change units for solar heating in a severe cold region of China
(MDPI, 2022)The heat storage and release performance of cascade phase change units are investigated numerically for users in Inner Mongolia's severe cold region. Three schemes of phase change material combinations are thoroughly tested. ... -
Heat transfer studies on solar parabolic trough collector using corrugated tube receiver with conical strip inserts
(MDPI, 2023)The heat transfer characteristics of the working fluid passing through the absorber of a solar parabolic trough collector (SPTC) can be enhanced by the creation of a turbulence effect. Therefore, a novel idea was implemented ... -
Hybrid floating solar plant designs: A review
(MDPI, 2021)The world's demand for electricity will double by 2050. Despite its high potential as an eco-friendly technology for generating electricity, solar energy only covers a small percentage of the global demand. One of the ... -
Hybrid solar, wind, and energy storage system for a sustainable campus: A simulation study
(EDP Sciences, 2023)The reliance on grid electricity generated from fossil fuels in many countries continues to contribute to annual CO2 emissions. Implementing renewable energy systems helps reduce the carbon footprint and enhances local ...