Erişim şekli için "info:eu-repo/semantics/openAccess" Mühendislik Fakültesi listeleme
Toplam kayıt 248, listelenen: 121-140
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Hava hedeflerinin tespiti için yakın gerçek zamanlı çoklu frekans bandı destekli pasif radar sisteminin geliştirilmesi
(Gazi Univ, Fac Engineering Architecture, 2019)Passive radars are radar systems that do not have a transmitter of their own but can identify and follow targets by using the transmitters located in the environment. the interest in passive radar systems, whose history ... -
Hava taşıtlarının denizaltı pasif akustik sistemle uzaktan algılanma mesafelerinin incelenmesi
(TUBİTAK Scientific & Technical Research Council Turkey, 2021)The seas, which covers approximately 2/3 of our world, contain many living species as well as many human-made structures. Today, passive acoustic listening in underwater environment is used in many applications such as ... -
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 ... -
Heavy aggregate and different admixtures effect on pavings: pyrite, corundum and water-retaining polymer
(Pontificia Universidad Catolica de Chile, Escuela de Construccion Civil, 2024)Concrete pavings are widely used in the construction industry as flooring for decorative and structural purposes in the gardens, parks, and roads of America, and Europe. In the present study, the effects of pyrite, corundum, ... -
Heuristic algorithm-based estimation of rotor resistance of an induction machine by slot parameters with experimental veri cation
(2017)The estimations of induction machine equivalent circuit parameters are still being widely used in the analysis and in determining the characteristics of the machine. Since the most important part of the machine is the rotor ... -
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 machine learning model coupled with school closure for forecasting covıd-19 cases in the most affected countries
(2021)Coronavirus disease (Covid-19) caused millions of confirmed cases and deaths worldwide since first appeared in China. Forecasting methods are essential to take precautions early and control the spread of this rapidly ... -
A hybrid PV-battery/supercapacitor system and a basic active power control proposal in MATLAB/simulink
(Mdpi, 2020)An increase in the integration of renewable energy generation worldwide brings along some challenges to energy systems. Energy systems need to be regulated following grid codes for the grid stability and efficiency of ... -
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 ... -
The impact of mechanochemical activation on the physicochemical properties and pozzolanic reactivity of kaolinite, muscovite and montmorillonite
(Elsevier, 2022)Partially replacing cement clinkers with activated clays is one of the most promising routes to decarbonise the cement industry and tackle the climate change crisis. This study systematically investigated the impact of ... -
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, ... -
Improvement of the durability of concrete by substitution of raw ground colemanite
(Elsevier, 2023)This study investigated the effects of raw ground colemanite (GC) mineral on concrete strength and durability. Concrete mixtures were prepared at six replacement levels of GC (0%, 1%, 2%, 3%, 4% and 5%, by weight of cement). ... -
Improving thermal resistance of lightweight concrete hollow bricks: A numerical optimisation research for a typical masonry unit
(Erol Kurt, 2020)Heat loss/gain through the walls accounts for about 30% of the total building energy losses. Bricks are indispensable parts of buildings as a very common masonry wall unit; hence the present work aims at optimising thermal ... -
Influence of hydrofluoric acid leaching and roasting on mineralogical phase transformation of pyrite in sulfidic mine tailings
(Mdpi, 2020)Under the oxidative roasting process, pyrite, as a major mineral in sulfidic mine tailings, can transform to iron oxides. Generated iron oxides, if exhibiting enough magnetic properties, can be recovered via magnetic ... -
Influence of solid content, cement/tailings ratio, and curing time on rheology and strength of cemented tailings backfill
(Mdpi, 2020)Understanding the flow process of cemented tailings backfill (CTB) is important for successful pumping into underground stopes. This study examines the effects of solid content (SC), cement/tailings (c/t) ratio, and curing ... -
Interleukins: Pathogenesis in non-alcoholic fatty liver disease
(MDPI, 2024)Inflammatory cytokines have been implicated as crucial contributors to the onset and progression of non-alcoholic fatty liver disease (NAFLD). The exact mechanisms by which interleukins (ILs) contribute to NAFLD may vary, ... -
Investigating the non-linear effects of breach parameters on a dam break study
(Springer, 2024)When settlements are located close to a dam, it is important to accurately predict the breach peak flow and the time to reach the peak. Therefore, the prediction of dam breach properties is essential in dam break studies. ...