Yazar "Turan, Önder" için listeleme
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Exergetic sustainability improvement potentials of a hydrogen fuelled turbofan engine UAV by heating its fuel with exhaust gasses
Kaya, Nevzet; Turan, Önder; Midilli, Adnan; Karakoç, Tahir Hikmet (Pergamon-Elsevier Science LTD, 2016)Exergetic sustainability parameters such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index were investigated for an UAV having a turbofan engine for the case its ... -
Exergetic Sustainability Indicators as a Tool in Commercial Aircraft: A Case Study for a Turbofan Engine
Aydın, Hakan; Turan, Önder; Karakoç, Tahir Hikmet; Midilli, Adnan (Taylor & Francis Inc, 2015)This paper focuses on the exergetic sustainability indicators of a medium-range commercial aircraft engine for constant reference environment and ground running conditions. First, a detailed exergy analysis of turbofan ... -
Exergo-economic analysis of an experimental aircraft turboprop engine under low torque condition
Atılgan, Ramazan; Turan, Önder; Aydın, Hakan (Springer Science and Business Media, LLC, 2014)Exergo-economic analysis is an unique combination of exergy analysis and cost analysis conducted at the component level. In exergo-economic analysis, cost of each exergy stream is determined. Inlet and outlet exergy streams ... -
Exergo-sustainability indicators of a turboprop aircraft for the phases of a flight
Aydın, Hakan; Turan, Önder; Karakoç, Tahir Hikmet; Midilli, Adnan (Pergamon-Elsevier Science LTD, 2013)One of the key challenges for sustainable aviation is to reduce global and local environmental impacts. The scope of this study is analysed and discussed in detail for better understanding of sustainability performances ... -
Exergy analysis of an air-blasted combustor: an application for atmospheric test rig condition
Topal, Ahmet; Turan, Önder; Uslu, Sıtkı; Sögüt, M. Ziya (Inderscience Enterprises LTD, 2016)Combustion of fuel finds its importance in heating, power production and transportation. The main objective of this study is to assess the performance of an air-blasted combustor using the exergy at different combustor ... -
Exergy Approach to Evaluate Performance of a Mini Class Turboprop Engine
Çoban, Kahraman; Şöhret, Yasin; Söğüt, Mehmet Ziya; Turan, Önder; Karakoç, Tahir Hikmet (Springer International Publishing Ag, 2017)In this chapter, performance assessment of a mini class turboprop engine is presented. Exergy analysis is used for this purpose on the basis of applicability on thermal systems. As a result of the component-based exergy ... -
An exergy way to quantify sustainability metrics for a high bypass turbofan engine
Turan, Önder (Pergamon-Elsevier Science LTD, 2015)As fuel efficiency becomes a greater concern in aero engine design and operation. To meet this need, a new methodology is being developed here that proposes the use of exergetic metrics for mapping the exergy flows throughout ... -
Exergy-based sustainability analysis of a low-bypass turbofan engine: A case study for JT8D
Turan, Önder; Aydın, Hakan (Elsevier Science BV, 2016)The growth in demand for air transport is a problem for the global and local environment. There are, moreover, fundamental conflicts with sustainable development objectives. Sustainability demands a sustainable supply of ... -
Füzelerde kullanılan deneysel bir turbomakinenin ekserji analizi
Aydın, Emre (Anadolu Üniversitesi, 2018)Bu çalışmada, Anadolu Üniversitesi Havacılık ve Uzay Bilimleri Fakültesi Test Laboratuvarı'nda bulunan deneysel bir TRS18 turbojet motorunun ekserji analizi yapılmıştır. Motora ait deneysel ölçüm verileri ile birlikte ... -
Gaz türbini yanma odaları için yeni bir ön tasarım metodolojisi
Topal, Ahmet (Anadolu Üniversitesi, 2018)Bu tezde, tasarlanan ve imal edilen deneysel bir boru tip yanma odası, TEI bünyesinde kurulan atmosferik test riginde test edilerek yeni bir ön tasarım metodolojisi geliştirilmiştir. Çalışmada, yarı-ampirik korelasyonlara ... -
Gaz türbinli motorlarda performans analiz ve değerlendirme programları
Turan, Önder (Anadolu Üniversitesi, 2000)Bu tez çalışmasında, uçaklarda kullanılan eksenel akışlı gaz türbinli motorların zamandan bağımsız performansları incelenmiş ve bu amaçla bir bilgisayar programı geliştirilmiştir. GAZTUSIM adı verilen bu bilgisayar ... -
Gaz Türbinli Motorlarda Performans Analiz ve Değerlendirme Programı
Karakoç, T. Hikmet; Turan, Önder (Anadolu Üniversitesi, 2002)Bu çalışmada, uçaklarda kullanılan eksenel akışlı gaz türbinli motorların zamandan bağımsız performanslarının incelenmesi amacıyla bir bilgisayar programı geliştirilmiştir. GAZTUSIM adı verilen bu bilgisayar programın da, ... -
Green hydrogen and fuel cell systems
Karakoç, Tahir Hikmet; Midilli, Adnan; Turan, Önder (Wiley-Blackwell, 2013)… -
IGECVI-special issue-Energy and exergy modeling of advance energy systems
Karakoç, Tahir Hikmet; Midilli, Adnan; Turan, Önder (Pergamon-Elsevier Science LTD, 2012)… -
Investigating the Effect of Turbine Inlet Temperature on the Exergetic Improvement Potential of a Small Turbojet Engine
Turan, Önder; Hepbaşlı, Arif; Karakoç, Tahir Hikmet (IEEE, 2017)This paper analyzes and evaluates exergetic improvement rate (IPex) of the components of a small turbojet engine with various turbine inlet temperatures. The engine consists of an inlet, starter generator, a centrifugal ... -
Investigating the effect of turbine inlet temperature on the exergetic improvement potential of a small turbojet engine
Turan, Önder; Hepbaşlı, Arif; Karakoç, Tahir Hikmet (Institute of Electrical and Electronics Engineers Inc., 2017)This paper analyzes and evaluates exergetic improvement rate (IPex) of the components of a small turbojet engine with various turbine inlet temperatures. The engine consists of an inlet, starter generator, a centrifugal ... -
Küçük bir turbojet motor için yanma odası tasarımı, testi ve termodinamik analizi
Topal, Ahmet (Anadolu Üniversitesi, 2014)Bu tezde, 400 N itkiye sahip küçük bir turbojet motorun hava parçalamalı, yakıt hava püskürtücülü yakıt besleme sistemine sahip düz akışlı bir yanma odasının tasarımı, performans testi ve termodinamik analizi yapılmıştır. ... -
Numerical calculation of energy and exergy flows of a turboshaft engine for power generation and helicopter applications
Turan, Önder; Aydın, Hakan (Pergamon-Elsevier Science LTD, 2016)Fuel efficiency of aircraft and helicopter becomes greater concern in recent years caused by rising fuel costs and as well as environmental impact of aviation emissions. Modern helicopters, however, highly complex systems ... -
On-design exergy analysis of a combustor for a turbojet engine: a parametric study
Topal, Ahmet; Turan, Önder (Emerald Group Publishing LTD, 2017)Purpose - The purpose of this study is to perform an exergy analysis of a turbojet engine combustor at different cycle parameters. Design/methodology/approach - Base cycle parameters have been defined for the engine, and ... -
Parametric study of exergetic sustainability performances of a high altitude long endurance unmanned air vehicle using hydrogen fuel
Kaya, Nevzet; Turan, Önder; Karakoç, Tahir Hikmet; Midilli, Adnan (Pergamon-Elsevier Science LTD, 2016)Exergetic sustainability performances such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index of a HALE UAV were investigated parametrically. The UAV and its high ...