Başlık için Makine Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 252, listelenen: 120-139
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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. -
Green hydrogen energy system: A policy on reducing petroleum-based global unrest
(Inderscience Publishers, 2016)This paper investigates the role of green hydrogen energy system in reducing petroleum-based global unrest. For this purpose, in terms of the policy parameters, the followings are discussed: 1) the main factors accelerating ... -
Harmonic problems in renewable and sustainable energy systems: A comprehensive review
(Elsevier, 2021)Harmonics are known as distortions in the form of voltage and current, which are driven by the nonlinear loads in the network. Harmonics can be basically asserted as the most common problem in renewable-based power generation ... -
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 dissipation and fluid flow in micro-channel heat sink equipped with semi-elliptical pin-fin structures: A numerical study
(Elsevier, 2024)Effective thermal management and temperature regulation are crucial for the optimal performance and safety of miniaturized modern electronic, electrical, and electrochemical devices, as they are prone to overheating. ... -
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 ... -
IGECVI-special issue-Energy and exergy modeling of advance energy systems
(Pergamon-Elsevier Science Ltd, 2012)Dear Colleagues, Energy and exergy are unifying concepts that extend all sciences, and are of fundamental importance in issues of climate change and environment, and use of energy resources. Exergy analysis is a powerful ... -
Impact of tower diameter on power output in solar chimney power plants
(2021)Güneş bacası güç santralleri düşük bakım maliyetleri ve sıfır CO2 salınımları ile çok cazip güneş enerjisi sistemleridir. İlk uygulaması olan Manzanares tesisinden sonra geometrik ve iklimsel parametrelerin sisteme etkisi ... -
Impacts of edge seal material on thermal insulation performance of athermally resistive photovoltaic glazing: CFD research withexperimental validation
(Erol Kurt, 2019)A novel design of photovoltaic (PV) glazing technology called TRPVG is introduced within thescope of this research, and thermal insulation performance of TRPVG for different edge sealmaterials is evaluated through a ... -
Impacts of ground slope on main performance figures of solar chimney power plants: a comprehensive cfd research with experimental validation
(Hindawi, 2021)Geometric parameters in solar chimney power plants are numerically optimised for the purpose of better power output figures. Several parameters have been investigated in the pilot plant such as chimney height and diameter, ... -
Improving thermal performance of thermoelectric coolers (TECs) through a nanofluid driven water to air heat exchanger design: An experimental research
(Pergamon-Elsevier Science Ltd, 2020)In this study, impacts of nanofluid use in thermoelectric coolers (TECs) on cooling power and main performance parameters are investigated through a comprehensive experimental methodology. For this purpose, a water cooled ... -
Improving thermal power of a cylindrical solar cooker via novel micro/nano porous absorbers: A thermodynamic analysis with experimental validation
(Pergamon-Elsevier Science Ltd, 2018)In this paper, cylindrical solar cookers with microporous absorbers are experimentally and numerically investigated in terms of thermodynamic performance figures. For a typical spring day in Bayburt, which is a good example ... -
Influence of downstream cross-sectional area ratio on flow boiling characteristics of expanding micro pin fin heat sinks
(Elsevier, 2023)In the present study, influence of downstream cross-sectional area ratio on flow boiling behavior of expanding micro-pin-fin heat sinks was experimentally studied. Three structured micro-pin-fin heat sinks, namely, Type1, ... -
The influence of exhaust gas recirculation on the characteristics of compression ignition engines powered by tamanu methyl ester
(Oxford University Press, 2022)This study aims to assess the performance of compression ignition (CI) engine powered with various biodiesels. The engine used for this test was a single-cylinder, water-cooled, naturally aspirated, CI engine. The biodiesels ... -
Influence of Ge content and annealing conditions on the PL properties of nc-Si1-xGex embedded in SiO2 matrix in weak quantum confined regime
(Elsevier Science Bv, 2014)Fabrication of Si (nc-Si), Ge (nc-Ge), and Si1-xGex (nc-Si1-xGex) nanocrystals embedded in SiO2 matrix is achieved by thermal annealing of magnetron-sputtered thin films. Effects of annealing conditions, namely duration ... -
Influence of ventilation strategies on dispersion and removal of fine particles: An experimental and simulation study
(Taylor & Francis Inc, 2020)In this study, effect of inlet/outlet configurations on the dispersion and removal of fine particles are examined experimentally and numerically. Ten different inlet/outlet configurations are tested for three different ...
