Yazar "Mühendislik ve Doğa Bilimleri Fakültesi -- Makina Mühendisliği Bölümü" için Araştırma Çıktıları | Web of Science İndeksli Yayınlar Koleksiyonu listeleme
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Activated carbon adsorption behaviour of toluene at various temperatures and relative humidity
Görgülü, Adnan; Yağlı, Hüseyin; Koç, Yıldız; Koç, Ali; Baltacıoğlu, Ertuğrul (Technical University of Wroclaw, 2019)Filtration plays a major role in managing the rapid increase of environmental pollution and deterioration of atmospheric air quality. One of the most damaging noxious gases in the atmosphere is toluene, which is a common ... -
Advances in FSW and FSSW of dissimilar Al-alloy plates
Çam, Gürel; Javaheri, Vahid; Heidarzadeh, Akbar (Taylor and Francis Ltd., 2022)Numerous industrial applications, particularly those in the transport industry, require the joining of dissimilar materials which offers considerable benefits in terms of low cost, design flexibility, and weight reduction ... -
An alternative pathway from hot dry rock to green hydrogen by organic Rankine cycle applications
Baltacıoğlu, Mustafa Kaan; Yağlı, Hüseyin; Baydar, Ceyhun; Erdoğan, Yasin (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
Koç, Yıldız; Yağlı, Hüseyin; Görgülü, Adnan; Koç, Ali (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 a Kalina cycle integrated with a reheat furnace
Aslan, Sevgi; Karakuş, Cuma; Koç, Yıldız; Yağlı, Hüseyin; Koç, Ali (Inderscience Publishers, 2022)In the present paper, parametric optimisation, energy and exergy analyses of KC were performed together with economic and environmental analyses. After parametric, energy and exergy analyses of KC, maximum net power ... -
Analysis of free-fall bullet injury potential in the cranium via finite elements method
Çelik, Ender; Koç, Ali (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 ... -
Artificial Intelligence Applications for Friction Stir Welding: A Review
Eren, Berkay; Güvenç, Mehmet Ali; Mıstıkoğlu, Selçuk (Korean Institute of Metals and Materials, 2020)Advances in artificial intelligence (AI) techniques that can be used for different purposes have enabled it to be used in many different industrial applications. These are mainly used for modeling, identification, optimization, ... -
Bir modal empedans tabanlı istatistiksel enerji analizi yordamı ile çizgisel bağlantılı belirsiz kompozit yapıların orta ve yüksek frekans titreşim analizi
Seçgin, Abdullah; Kara, Murat; Güler, Serkan (Gazi Üniversitesi Mühendislik-Mimarlık, 2019)In this study, mid and high frequency vibration analysis of line connected composite structures having structural uncertainty obtained by mass variability is performed by using a procedure of modal impedance based statistical ... -
Boride Layer Growth Kinetics Of Aisi H13 Steel Borided With Nano-Sized Powders
Karakaş, Mustafa Serdar; Günen, Ali; Kanca, Erdoğan; Yılmaz, Emre (Polish Academy Sciences, Institute Metallurgy & Materials Sciences, 2018)Growth kinetics of boride layers in AISI H13 steel was investigated using the pack bonding method at temperatures of 1073, 1173 and 1273 K (800 degrees C, 900 degrees C and 1000 degrees C) for periods of 2, 4 and 6 h with ... -
Characterization of electrodeposited Ni-Cr/hBN composite coatings
Demir, Mehmet; Kanca, Erdoğan; Karahan, İsmail Hakkı (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
Girişken, İlhan; Çam, Gürel (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 of estimating solar radiation using machine learning approaches: DL, SMGRT, and ANFIS
Üstün, İsmail; Üneş, Fatih; Mert, İlker; Karakuş, Cuma (Taylor and Francis Ltd., 2022)Solar energy has a key role in producing clean and emissions-free power compare to conventional methods. However, sustainable development also requires a reliable and predictable energy source. It also needs methods to ... -
A comparative study on drillability of Inconel 625 alloy fabricated by wire arc additive manufacturing
Ceritbinmez, Ferhat; Günen, Ali; Gürol, Uğur; Çam, Gürel (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 Comparative Study on the Effects of Different Thermochemical Coating Techniques on Corrosion Resistance of STKM-13A Steel
Günen, Ali; Kanca, Yusuf; Karahan, İsmail Hakkı; Karakaş, Mustafa Serdar; Gök, Mustafa Sabri; Kanca, Erdoğan; Çürük, Ahmet (Springer, 2018)The corrosion resistances of three different thermochemical coatings (grown using titanizing, boriding, and borotitanizing treatments) applied to STKM-13A steel surfaces were investigated. The coatings were characterized ... -
Comparison of different techniques for estimation of incoming longwave radiation
Bilgiç, Hasan Hüseyin; Mert, İlker (Springer, 2020)Global warming and climate change have left developing countries fragile in terms of agricultural production, and this vulnerability is expected to increase in the near future. The surface energy budget approach is a ... -
Comparison of toluene and cyclohexane as a working fluid of an organic Rankine cycle used for reheat furnace waste heat recovery
Yağlı, Hüseyin; Koç, Ali; Karakuş, Cuma; Koç, Yıldız (Inderscience Publishers, 2016)An organic Rankine cycle (ORC) is set up to recover waste heat from the flue gas of a reheat furnace. The calculations show that, under the same conditions, the gross power production, energy and exergy efficiencies are ... -
A comprehensive comparative energy and exergy analysis in solar based hydrogen production systems
Özdemir, Ayşenur; Genç, Gamze (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
Sevim, Umur Korkut; Bilgiç, Hasan Hüseyin; Cansız, Ömer Faruk; Öztürk, Murat; Atiş, Cengiz Duran (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 ... -
Conceptual design analysis for a lightweight aircraft with a fuel cell hybrid propulsion system
Arat, Hüseyin Turan; Sürer, Meryem Gizem; Gökpınar, Semir; Aydın, Kadir (Taylor and Francis Inc., 2020)With the ever-growing aviation industry, energy researches on aviation have turned to renewable energy sources providing electric propulsion. Fuel cells are one of the most popular sources of power for electric vehicles ... -
Cu/Al levhaların sürtünme karıştırma kaynağında Taguchi metodu ile çekme mukavemeti ve sertlik için optimum kaynak parametrelerinin tahmini
Başar, Gökhan; Mıstıkoğlu, Selçuk (Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi, 2019)In this study, the effect of welding parameters on the performance characteristic in the friction stir welding of Cu/Al plates were experimentally investigated. Experiments were designed according to Taguchi L9 orthogonal ...