İSTE Yazarı "Koç, Ali" Makale Koleksiyonu İçin 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 ... -
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 ... -
Antakya Körfezi Deniz Üstü Rüzgar Enerjisi Potansiyel Araştırılması
Öksel, Cem; Koç, Ali; Koç, Yıldız; Yağlı, Hüseyin (2016)Bu çalışmada, deniz üstü rüzgâr enerjisindeki temel faktörler incelenmiş ve Dünya'daki güncel durum belirtilmiştir. Türkiye'de hali hazırda bir deniz üstü rüzgâr enerjisi santrali bulunmamaktadır ve kurulması planlanan bir ... -
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 ... -
Deneysel bir organik Rankine çevriminde yapay sinir ağları (YSA) yardımıyla güç tahmini
Bilgiç, Hasan Hüseyin; Yağlı, Hüseyin; Koç, Ali; Yapıcı, Ahmet (Selçuk Üniversitesi, 2016)Organik Rankine çevrimlerinin güç tahmini için kullanılan simülasyon programlarında; sistem elamanlarının ideal yada ideale yakın olarak kabul edilen davranışlarının, gerçek davranışlarından farklı olmasından dolayı yüksek ... -
Designing and exergetic analysis of a solar power tower system for Iskenderun region
Yağlı, Hüseyin; Karakuş, Cuma; Koç, Yıldız; Çevik, Mehmet; Uğurlu, İrem; Koç, Ali (Inderscience Publishers, 2019)In this paper, a steam cycle assisted solar tower power system is designed and parametrically optimised for Iskenderun region by considering the weather conditions. After the optimisation, exergy-based analysis of the ... -
Determination of heat transfer coefficient and electromagnetic directional analysis of pomegranate seed
Üstün, İsmail; Koç, Yıldız; Yağlı, Hüseyin; Köse, Özkan; Başar, Mustafa Tunahan; Karakuş, Cuma; Akgöl, Oğuzhan; Koç, Ali (International Advanced Researches and Engineering Journal, 2019)As Turkey uses about 25.7% of energy consumption in residential area and doing this with natural gas imported from the abroad, production of efficient insolation materials is important to decrease energy dependence and ... -
Exergy analysis and performance improvement of a subcritical/supercritical organic Rankine cycle (ORC) for exhaust gas waste heat recovery in a biogas fuelled combined heat and power (CHP) engine through the use of regeneration
Koç, Yıldız; Yağlı, Hüseyin; Koç, Ali (MDPI, 2019)In the present study, a subcritical and supercritical regenerative organic Rankine cycle (rORC) was designed. The designed rORCs assist a combined heat and power (CHP) engine, the fuel of which is biogas produced from ... -
Experimental detection of inadequacies and improvements for a geothermal power plant using single shaft double turbine binary Organic Rankine cycle as power system
Baydar, Ceyhun; Koç, Yıldız; Yağlı, Hüseyin; Koç, Ali; Depci̇, Tolga; Aygün, Mustafa Kemal (Elsevier, 2023)The present paper dealt with the performance analyses and improvement probabilities detection for the present geothermal power plant. In addition, the present study aimed to present an analysis methodology for manufacturers ... -
Experimental investigation of thermal coefficient of the graphene used concrete
Köse, Özkan; Koç, Yıldız; Yağlı, Hüseyin; Üstün, İsmail; Kasap, Furkan; Öztürk, Nurhan Adil; Koç, Ali (International Advanced Researches and Engineering Journal, 2019)Today, fossil fuels are used primarily in energy production throughout the world. However, the ever-diminishing energy production and developing technology has encouraged energy recovery, saving or different topics. Grafen ... -
Experimental study of butane adsorption on coconut based activated carbon for different gas concentrations, temperatures and relative humidities
Görgülü, Adnan; Yağlı, Hüseyin; Koç, Yıldız; Koç, Ali; Öztürk, Nurhan Adil; Köse, Özkan (Taylor & Francis Ltd, 2020)In this paper, the adsorption behaviour of activated carbon was investigated experimentally for changing butane concentration, temperature and relative humidity. Throughout the study, the coconut-based activated carbon was ... -
Modeling of a Combined Kalina and Organic Rankine Cycle System for Waste Heat Recovery from Biogas Engine
Öksel, Cem; Koç, Ali (MDPI, 2022)Converting waste heat into electricity has captured the interest of scientists for years because of its enormous potential to improve energy efficiency and to lessen environmental impacts. While there are numerous applications ... -
Numerical Examination of A Solar Chimney Power Plant Designed for the Iskenderun Region
Önal, Mustafa; Koç, Ali; Köse, Özkan; Koç, Yıldız; Yağlı, Hüseyin (Konya Teknik Üniversitesi, 2022)Today, energy is accepted as the most indicator of economic development. However, the use of fossil fuels as energy sources is caused the depletion of the ozone layer, global warming and climate change. Therefore, using ... -
Optimisation of simple and regenerative organic Rankine cycles using jacket water of an internal combustion engine fuelled with biogas produced from agricultural waste
Yağlı, Hüseyin; Koç, Yıldız; Köse, Özkan; Koç, Ali; Yumrutaş, Recep (Elsevier, 2021)Internal combustion engines have a very important place in biogas production facilities to convert biogas energy to electricity. Unfortunately, although intense studies on improving internal combustion engine efficiencies ... -
Parametric optimization and exergetic analysis comparison of subcritical and supercritical organic Rankine cycle (ORC) for biogas fuelled combined heat and power (CHP) engine exhaust gas waste heat
Yağlı, Hüseyin; Koç, Yıldız; Koç, Ali; Görgülü, Adnan; Tandıroğlu, Ahmet (Elsevier, 2016)In this paper, a subcritical and supercritical organic Rankine cycle (ORC) are designed to recover exhaust gas waste heat of biogas fuelled combined heat and power (CHP) engine. The CHP engine is located in Belgium and ... -
Performance and environmental improvements of a geothermal power plant by using structural and operational modification techniques
Baydar, Ceyhun; Yağlı, Hüseyin; Koç, Yıldız; Koç, Ali; Artaş, Sultan Büşra (Institution of Chemical Engineers, 2023)Performance data from a geothermal power plant that uses a dry-type working fluid (n-Pentane) was evaluated. The experimental working conditions of the geothermal power plant were recorded. By using these recorded data the ... -
Pinch point determination and Multi-Objective optimization for working parameters of an ORC by using numerical analyses optimization method
Kocaman, Emrullah; Karakuş, Cuma; Yağlı, Hüseyin; Koç, Yıldız; Yumrutaş, Recep; Koç, Ali (Elsevier, 2022)In parallel with Kyoto, Paris and the green production agreements, the nowadays crucial subject is minimising energy consumption, increasing renewable energy usage and recovering waste heat. When it comes to waste heat, ... -
Thermodynamic analysis of solid waste and energy consumption to reduce the effects of an electric arc furnace on the environment
Koç, Yıldız; Yağlı, Hüseyin; Özdeş, Enver Onur; Baltacıoğlu, Ertuğrul; Koç, Ali (Inderscience Enterprises Ltd., 2019)In this study, thermodynamic analysis of an EAF was made to reduce solid wastes and energy consumptions. Then, the slag formation, quicklime consumption and daily energy consumption of the EAF were optimised for different ...