Yayıncı "Elsevier" Makale Koleksiyonu için listeleme
Toplam kayıt 49, listelenen: 1-20
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Advancements and current technologies on hydrogen fuel cell applications for marine vehicles
(Elsevier, 2022)Maritime industry has led renewable energy sources for the greener environment and efficient vehicles that effect by increasing population and energy demands. Hydrogen is one of the most popular of these renewable energy ... -
An alternative pathway from hot dry rock to green hydrogen by organic Rankine cycle applications
(Elsevier, 2023)Some researchers have been focused on electricity generation using thermal energy extraction from HDRs via Organic Rankine cycles. This new research topic creates a new pathway to reach green hydrogen for countries that ... -
Analysing the performance, fuel cost and emission parameters of the 50 MW simple and recuperative gas turbine cycles using natural gas and hydrogen as fuel
(Elsevier, 2020)In the present study, firstly, the power production, thermal and exergy efficiencies were calculated for the simple and recuperative gas turbine cycles at constant power production (50 MW) and turbine outlet temperature ... -
Analysis of free-fall bullet injury potential in the cranium via finite elements method
(Elsevier, 2023)The aim of this study is to analyze the injury potential of the free-falling bullet in the cranium, which is known as a tired bullet in the public, with the finite element method (FEM) In the study, as penetrant 9 x 19 mm ... -
Characterization of electrodeposited Ni-Cr/hBN composite coatings
(Elsevier, 2020)In this study, NieCr/hBN composite coatings with different hBN content were deposited on AISI 1040mild carbon steel using electrodeposition. The coatings were characterized using scanning electronmicroscopy (SEM), energy ... -
Characterization of microstructure and high-temperature wear behavior of pack-borided Co-based Haynes 25 superalloy
(Elsevier, 2023)In this study, the effect of thermochemical boriding on the microstructural properties and high-temperature wear resistance of cobalt-based Haynes 25 superalloy was investigated. Haynes 25 alloy was subjected to a pack-boriding ... -
A comparative study on drillability of Inconel 625 alloy fabricated by wire arc additive manufacturing
(Elsevier, 2023)In recent years, the cost-effective wire arc additive manufacturing (WAAM) method is increasingly replacing traditional production methods for Ni-based superalloys. However, the effect of high heat input and elemental ... -
A comprehensive comparative energy and exergy analysis in solar based hydrogen production systems
(Elsevier, 2021)In the presented paper, energy and exergy analysis is performed for thermochemical hydrogen (H2) production facility based on solar power. Thermal power used in thermochemical cycles and electricity production is obtained ... -
A comprehensive comparative energy and exergy analysis in solar based hydrogen production systems
(Elsevier, 2022)In the presented paper, energy and exergy analysis is performed for thermochemical hydrogen (H2) production facility based on solar power. Thermal power used in thermochemical cycles and electricity production is obtained ... -
Compressive strength prediction models for cementitious composites with fly ash using machine learning techniques
(Elsevier, 2021)In this study, it was proposed a novel prediction model to predict compressive strength of mortar samples having different properties. For this purpose, 8 different fly ashes were used in mortar mixture as a replacement ... -
Determinations of in-situ energy loss factors of point-connected composite plates
(Elsevier, 2016)Statistical energy analysis is a widely used high frequency vibro-acoustic analysis tool. It is based on power flow balance between subsystems. Its accuracy mainly depends on precise determination of energy loss factors. ... -
Effect of boronizing on microstructure, high-temperature wear and corrosion behavior of additive manufactured Inconel 718
(Elsevier, 2022)In this study, Ni-based Inconel 718 coatings were additively manufactured on the surface of AISI H13 work tool steel by electro-spark deposition (ESD). Some of the electro-spark deposited samples were boronized at 1000 ? ... -
Effect of borotitanizing on microstructure and wear behavior of Inconel 625
(Elsevier, 2017)Inconel 625, a nickel-based superalloy, is used in a wide range of applications including the marine and petroleum industries under where it is subjected to harsh conditions such as high temperatures and highly corrosive ... -
Effect of powder-pack aluminizing on microstructure and oxidation resistance of wire arc additively manufactured stainless steels
(Elsevier, 2023)This study investigated the effect of powder-pack aluminizing treatment on the high-temperature oxidation of ER307 stainless steel components fabricated by wire arc additive manufacturing (WAAM) during isothermal oxidation ... -
Effect of the boriding environment on the wear response of laser-clad AlCoCrFeNi high entropy alloy coatings
(Elsevier, 2022)Laser-clad AlCrFeCoNi high entropy alloy (HEA) coatings, produced on the surface of AISI 316 L stainless steel, were pack-borided at 1000 °C for 4 h in open air, high-purity Ar and vacuum environments. The HEA, which had ... -
Effect of thermal degradation on the properties and wear behavior of Cr−V−C composite coatings grown on ductile iron
(Elsevier, 2021)The thermal fatigue behavior of chromium vanadium carbide (Cr - V - C) coatings and the wear of the coatings after thermal fatigue cycling was studied. The Cr - V - C coatings were grown on the surface of a ductile iron ... -
Effects of blast furnace slag (BFS) and cobalt-boron (Co-B) on hydrogen production from sodium boron hydride
(Elsevier, 2021)In the present paper, the blast furnace slag (BFS) supported Co-B catalyst were investigated in detail. The impregnation-chemical reduction method was used while hydrochloric (HCl) acid treated BFS samples (BFS+) were ... -
Effects of hydrogenation of fossil fuels with hydrogen and hydroxy gas on performance and emissions of internal combustion engines
(Elsevier, 2018)Energy security is an important consideration for development of future transport fuels. Among the all gaseous fuels hydrogen or hydroxy (HHO) gas is considered to be one of the clean alternative fuels. Hydrogen is very ... -
Energy distribution analyses of an additional traction battery on hydrogen fuel cell hybrid electric vehicle
(Elsevier, 2020)Hydrogen is the most abundant element in the world and produces only water vapor as a result of chemical reaction that occurred in fuel cells. Therefore, fuel cell electric vehicles, which use hydrogen as fuel, continue ... -
Energy, exergy, economy and environmental (4E) analysis and optimization of single, dual and triple configurations of the power systems: Rankine Cycle/Kalina Cycle, driven by a gas turbine
(Elsevier, 2021)Improving the overall efficiency of a present power system has significant importance as much as developing renewable energy systems. Because, there are many constructed power systems, which damages the environment by ...