Güncel Gönderiler: Makine Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 286, listelenen: 121-140
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Perovskite solar cells: A review of the recent advances
(MDPI, 2022)Perovskite solar cells (PSC) have been identified as a game-changer in the world of photovoltaics. This is owing to their rapid development in performance efficiency, increasing from 3.5% to 25.8% in a decade. Further ... -
Performance assessment of solar chimney power plants with natural thermal energy storage materials on ground: CFD analysis with experimental validation
(Oxford University Press, 2022)This study interprets the effect of using sand or gravel as energy storage unit in solar chimney power plants. The effect of using low-cost materials is evaluated. Based on the Manzanares pilot plant, a 3D CFD model is ... -
Solar chimney power plants: A review of the concepts, designs and performances
(MDPI, 2022)This research presents a comprehensive review of solar chimney power plants (SCPP) as a reliable source of renewable electricity generation. Solar chimney power plants differ from other renewable energy technologies because ... -
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 ... -
Enhancing mechanical and tribological properties of Ni3Al-15vol%TiC composite by high current pulsed electron beam irradiation
(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. ... -
UV coated acrylics as a substitute for generic glazing in buildings of Indian climatic conditions: Prospective for energy savings, CO2 abatement, and visual acceptability
(Elsevier, 2022)The generic clear glass used in the existing buildings has the limitations such as high heat gain/loss, glare, and poor thermal performance. Substitution for the existing building conventional glazing systems should be ... -
Performance evaluation of solar chimney power plants with bayburt stone and basalt on the ground as natural energy storage material
(MDPI, 2022)This research examines the effect of using Bayburt stone or basalt as an energy storage unit in SCPPs. The effect of using low-cost materials on the system performance is evaluated. Based on the Manzanares pilot plant ... -
The numerical evaluation of crash performance of the pressurized thin-walled tubes
(Springer, 2022)This paper aims to investigate the energy absorption characteristics of the pressurized thin-walled tubes under axial impact by numerical simulations. The Arbitrary Lagrangian-Eulerian (ALE) model with the Fluid-Structure ... -
The effect of ABS fraction on the fatigue behavior of PMMA/ABS polymer blends
(Elsevier, 2022)This paper aims to examine the fatigue behavior of the Poly(methyl methacrylate)/ Acrylonitrile-butadiene-styrene (PMMA/ABS) polymer blends by means of experimental studies. For the material characterization of the blends, ... -
Effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-aast and T6 heat-treated states
(ASME, 2022)In order to determine the effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-cast and T6 heat-treated states, its tribological properties were studied at different oil flowrates, ... -
Applications of solar PV tree systems with different design aspects and performance assessment
(Oxford University Press, 2022)Solar energy is deemed as the most abundant, reliable, eco-friendly and totally free resource of energy. There is a wide range of techniques to harness solar energy for different purposes. Among all the available methods, ... -
TiO2 nano-coated thin film PV glazing with superior thermal resistance, self-cleaning, electricity generation and adaptive optical control
(Oxford University Press, 2022)A unique nano-coated photovoltaic (PV) glazing technology with superior multifunctional features, thermally resistive PV glazing (TRPVG), is introduced, and for three different configurations of TRPVG (TRPVG-Air12, TRPVG-Ar12, ... -
Experimental research on machinability characteristics of Al-9Si alloy: Effect of Sr and Mg additives
(Sage Publications, 2022)In this study, the effects of strontium (Sr) and magnesium (Mg) elements in certain rates added to Al-9Si alloy manufactured using permanent mold casting technique on the structural, mechanical, and machinability properties ... -
Effect of gradually expanding flow passages on flow boiling of micro pin fin heat sinks
(Elsevier, 2022)In this paper, effect of gradually expanding flow passages on saturated flow boiling characteristics of micro pin fin heat sinks is experimentally investigated. In this regard, a comparative analysis is performed based on ... -
Combined influence of artificial nucleation site and expanding cross section on flow boiling performance of micro pin fins
(Elsevier, 2022)Present paper experimentally studies combined influence of artificial nucleation sites and expanding cross section on saturated flow boiling performance of heat sinks with micro pin fins. Thermal and visualization-based ... -
Effect of strontium additions on the microstructural and mechanical properties of Al-17Si-4Cu-0.6Mg-3Zn (B390+2 wt%Zn) alloy
(Springer, 2022)One Al-17Si-4Cu-0.6Mg-3Zn (B390 + 2 wt%Zn) alloy and five B390 + 2 wt% Zn-Sr alloys were produced by permanent mold casting method. Microstructural evaluations were carried out with microscopic techniques. The phases of ... -
A review on converting plastic wastes into clean hydrogen via gasification for better sustainability
(Wiley, 2021)This review paper focuses on converting plastic wastes into clean hydrogen via gasification for better sustainability. In this regard, various aspects of hydrogen production from plastic wastes are discussed and comparatively ... -
A comprehensive review on hydrogen production from coal gasification: Challenges and Opportunities
(Elsevier, 2021)This paper comparatively discusses hydrogen production options through coal gasification, including plasma methods, and evaluate them for practical applications. In this regard, it focuses on numerous aspects of hydrogen ... -
Effect of hexagonal boron nitride (h-BN) addition on friction behavior of low-steel composite brake pad material for railway applications
(Elsevier, 2021)In this study, low-steel composite friction materials containing different amount of h-BN were developed for railway vehicles. Addition of h-BN has no considerable effect on mechanical properties of the matrix structure. ... -
Effect of boronizing on operating stability of steel AISI 304L under erosion impact of hard particles
(Springer, 2021)The effect of solid boronizing at 950 degrees C for 2 and 4 h on the phase composition, microstructure, hardness and abrasive wear of steel AISI 304L is studied under the impact of a flow of hard particles. The boronized ...