• Sustainability Assessment of a Turboprop Engine: Exergy-Based Method 

  Şöhret, Yasin; Sögüt, M. Ziya; Turan, Önder; Karakoç, Tahir Hikmet (Springer International Publishing Ag, 2017)

  Sustainable energy utilization is a necessary to reduce environmental impact and combat global warming in twenty-first century. For this purpose, sustainability parameters of a turboprop engine are presented with exergetic ...

• Second law analysis of an experimental micro turbojet engine 

  Kahraman, C.; Yasin, S.; Özgür, C. C.; Hikmet, K. T. (Springer Verlag, 2018)

  Mini class gas turbine engines are today used for small UAVs, cogeneration applications, and hybrid electric vehicle applications. In this paper, exergetic assessment of an indigenous mini class gas turbine engine is ...

• Application of thermodynamic laws on a military helicopter engine 

  Çoban, Kahraman; Colpan, C. Özgür; Karakoç, Tahir Hikmet (Pergamon-Elsevier Science LTD, 2017)

  By definition, a turboshaft engine is simply a gas turbine used to deliver shaft power such as to a helicopter rotor. This paper presents the energetic and exergetic analyses of a turboshaft engine which is used for military ...

• 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 ...

• Indicators of Sustainability Energy Management Based on Energy Audit for Hotels 

  Öz, M. E. U.; Sögüt, M. Ziya; Karakoç, Tahir Hikmet (Springer International Publishing Ag, 2018)

  …

• Uçak Yapılarında Perçinlenmiş Bindirme Mafsalları Etrafındaki Çatlak İlerlemesi ve Çoklu Çatlak Etkileşimlerinin Sonlu Elemanlar Yöntemi ile Tahmini 

  Baklacıoğlu, Tolga (2012)

  Bu çalışmada perçinlenmiş bindirme mafsalları etrafındaki yorulma çatlak ilerlemesi hızı, sonlu elemanlar yöntemi kullanılarak tahmin edilmiştir. Bir McDonnell Douglas C-15 uçağında kanat yüzeyinde bulunan 2024-T3 Alüminyum ...

• An Analysis of Vertical Profiles of Wind and Humidity Based on Long-Term Radiosonde Data in Turkey 

  Turgut, Enis Turhan; Usanmaz, Öznur (2016)

  The prediction of atmospheric variables is fundamentally important for flight, and efficiency with environmental impact analyses of aircraft. However, certain variables are less predictable leading to inefficient utilization ...

• Sivil Pilot Adayları İçin Seçim Kriterlerinin Belirlenmesi 

  Yazgan, Ebru; Erol, Doğan (2016)

  Havacılık sektörü için pilotlar veya hava trafik kontrolörleri gibi operatörlerin seçimi önemlidir. Pilot eğitiminin maliyetinin yüksek olmasından dolayı, okulu bırakma ve başarısızlıklar organizasyon için büyük bir kayıptır. ...

• An Analysis of the Effect of Non-Payload Weight on Fuel Consumption For a Wide-Bodied Aircraft 

  Turgut, Enis Turhan (2017)

  Fuel flow rate of an aircraft varies significantly during a typical flight, mainly due to required engine thrust, speed, weather conditions, aircraft configuration and aircraft mass. Of these, the effect of aircraft mass, ...

• Energy and Entropy Analyses of an Experimental Turbojet Engine For Target Drone Application 

  Turan, Önder (2016)

  This study investigates energy and entropy analyses of an experimental turbojet engine build in Anadolu University Faculty of Aeronautics and Astronautics Test-Cell Laboratory. Law of motions and Brayton thermodynamic cycle ...

• Exergy and energy analysis of an aircraft air cycle machine at designated altitude 

  Ayaz, Süleyman Kagan; Altuntaş, Önder; Açıkkalp, E.; Karakoç, Tahir Hikmet (Springer Verlag, 2018)

  In this paper, energy and exergy analyses are performed on an aircraft air cycle machine. Air cycle machine is essential to ventilate aircraft cabin during commercial flights. Exergy destruction rates and energy parameters ...

• Estimating gaseous emissions production of an entire flight of a commercial aircraft based on emission measurements and actual flight data records 

  Turgut, Enis Turhan; Cavcar, Mustafa; Yay, Ozan Devrim; Ucarsu, Mehmet; Yılmaz, Elif; Usanmaz, O.; Döğeroğlu, Tuncay (Deutschen Forschungsanstalt fur Luft-und Raumfahrt, 2015)

  In this study, engine emissions measurement results and actual flight data records are used to obtain an emissions production profile of gate-To-gate flight activity. The platform and pow- erplant selected arc B737-800 and ...

• Empirical model assessment of commercial aircraft emissions according to flight phases 

  Turgut, Enis Turhan; Usanmaz, Öznur; Rosen, M. A. (2013)

  The quantities of common emissions are investigated for a specific type of commercial aircraft. Actual flight data and International Civil Aviation Organization emission data are used. All flight phases are considered, ...

• Greenization factor of a turbojet engine 

  Şöhret, Yasin; Karakoç, Tahir Hikmet (Springer International Publishing, 2017)

  [No abstract available]

• Advantages and future of electric propulsion in UAVs 

  Yıldız, M.; Karakoç, Tahir Hikmet (Springer International Publishing, 2017)

  [No abstract available]

• Environmental assessment of a micro turbojet engine with the aid of exergy 

  Çoban, K.; Şöhret, Yasin; Colpan, C. Özgür; Karakoç, Tahir Hikmet (American Institute of Aeronautics and Astronautics Inc, AIAA, 2016)

  Environmental impact of the aviation industry has been an important issue in last decade. In order to decrease the environmental effect and to improve the efficiency of aero engines, one needs to understand the performance ...

• Fuel flow-rate modelling of transport aircraft for the climb flight using genetic algorithms 

  Baklacıoğlu, Tolga (Royal Aeronautical Soc, 2015)

  In this study, development of a new fuel flow rate model for the climbing phase of flight was achieved using a genetic algorithm (GA) method. Two modelling approaches were performed using real flight data records (FDRs) ...

• Emission Benefits of Continuous Descent Approach 

  Turgut, Enis Turhan; Usanmaz, Öznur; Canarslanlar, Ali Ozan; Şahin, Özlem (World Scientific And Engineering Acad And Soc, 2009)

  The approach phase often has the most fuel savings potential among the other phases such as takeoff, climbout, cruise and ground operations. Therefore, the main objective of this study is to investigate being close to the ...

• Prioritisation of factors contributing to human error for airworthiness management strategy with ANP 

  Yazgan, Ebru; Yılmaz, Ayşe Küçük (Emerald Group Publishing LTD, 2019)

  Purpose Airline business management is set on airworthy strategy. Airline sustainability depends upon corporate-based airworthy strategy as airworthiness is the base to any airline business management and strategy. An ...

• Development taxonomy of human risk factors for corporate sustainability in aviation sector 

  Yazgan, Ebru (Emerald Group Publishing LTD, 2018)

  Purpose Contemporary management and strategy mean optimization of ingredient factors such as human factors, systems, operations and equipment. With system approach in management and strategy, human risk factor as input has ...

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