Yayın tarihi için Makale Koleksiyonu listeleme
Toplam kayıt 99, listelenen: 41-60
-
Capacity and delay analysis for airport manoeuvring areas using simulation
(Emerald Group Publishing Limited, 2014)Purpose - The aim of this study is to identify the nodes where congestion occurs in the manoeuvring area of a large-scale airport and to provide appropriate suggestions for improvement. Design/methodology/approach - To ... -
Calculation of domestic flight-caused global warming potential from aircraft emissions in Turkish airports
(Inderscience Enterprises LTD, 2014)In this study, global warming potential (GWP) is calculated for aircrafts used in Turkish airports. The basic idea of this study is to investigate both emissions and their GWP values. This study is conducted in three steps, ... -
0-1 integer programming model for procedural separation of aircraft by ground holding in ATFM
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2014)This study presents a 0-1 integer programming model for air traffic flow management. The model is used for determining optimum departure times of aircraft so as to avoid aircraft conflicts and to balance capacity and demand ... -
Yüksek Öğretim ve Mesleki Yeterlilik Çerçevesi Kapsamında Coğrafi Bilgi Sistemlerine İlişkin Ulusal Meslek Hiyerarşisinin Tanımlanması Üzerine Bir Öneri
(2015)Günümüzde, farklı meslek disiplinlerinin kendi alanlarındaki mekânsal sorunları çözmek amacıyla gereksinim duyduğu Coğrafi Bilgi Sistemleri (CBS) teknolojisinin yaygınlaşmasının önündeki en önemli sorun, nitelikli eğitim ... -
Dynamic modeling of exergy efficiency of turboprop engine components using hybrid genetic algorithm-artificial neural networks
(Pergamon-Elsevier Science LTD, 2015)Genetic algorithm is utilized to design the optimum initial value of parameters and topology of the artificial neural network which is trained by applying the improved backpropagation algorithm using momentum factor so as ... -
A study of challenges to the success of the safety management system in aircraft maintenance organizations in Turkey
(Elsevier Science BV, 2015)The ICAO is an international regulatory authority put in place, in addition to current prescriptive regulatory approaches based on regulatory compliance that use reactive tools, performance based approaches that focus on, ... -
An exergy way to quantify sustainability metrics for a high bypass turbofan engine
(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 ... -
Investigation of thermodynamic performance based on the humidity effect in the aircraft environmental control systems
(Inderscience Enterprises LTD, 2015)Some environmental parameters, such as pressure, temperature, humidity and velocity, of air are important for passengers, stayed in aircraft cabin. These values change with altitudes, also atmospheric conditions. The ... -
Advanced exergoenvironmental assessment of a building from the primary energy transformation to the environment
(Elsevier Science Sa, 2015)Buildings are of great importance in terms of consumption of energy all over the world. Building sector has a significant influence over the total natural resource consumption and is significant contributors of greenhouse ... -
A qualitative study on the exploration of challenges to the implementation of the Safety Management System in aircraft maintenance organizations in Turkey
(Elsevier Sci LTD, 2015)Safety management has recently started using a paradigm that 'sees the world as it is' rather than 'prescribing how it should be'. The Safety Management System (SMS), a product of this paradigm shift, has fairly new and ... -
Advanced low exergoeconomic (ALEXERGO) assessment of a building along with its heating system at various stages
(Elsevier Science Sa, 2015)The present study deals with evaluating the performance of a building heating system along with its main components using advanced low exergoeconomic analysis method. This method combines advanced exergoeconomic with low ... -
Sensor Faults Diagnosis in Aircraft Lateral Flight Control Using Model Based Approaches
(2015)Bu çalışmada, algılayıcı arızası tespiti ve ayrımı ele alınmaktadır. Havacılık gibi yüksek emniyet gerektiren kontrol sistemlerinde arıza tespiti ve ayrımı teknikleri kullanılmaktadır. Böyle sistemlerde, arızalar istenmeyen ... -
Exergetic sustainability assessment of a HALE UAV using dodecene fuel
(Inderscience Enterprises LTD, 2016)Exergetic sustainability performances of a high altitude long endurance (HALE) unmanned aerial vehicle (UAV), having a single turbofan engine and using dodecene as its fuel were investigated all along its flight profile, ... -
UAV path planning using segmented cellular evolutionary algorithm
(Inderscience Enterprises LTD, 2016)Path planning is one of the most important issues for sustainable development of unmanned aerial vehicles (UAVs). The aim of the path planning is to provide the shortest and safest route. In this study, an algorithm has ... -
Using some performance parameters to predict exhaust gas emissions of a turboprop engine: adaptive neuro-fuzzy method
(Inderscience Enterprises LTD, 2016)This paper presents an exhaust gas emissions prediction model for a turboprop engine depending on some performance parameters. Within this context, experimentally collected emissions data is used to develop a model in the ... -
Operating Temperatures of the Solar Cells Used in the Concentrator System With Radiating Plates
(Turkish Soc Thermal Sciences Technology, 2016)A solar cell concentrator system is offered to satisfy the energy requirement of the satellites orbited around the Earth. The solar cells coupled to the system are exposed to sunlight concentrated 124 times with a Cassegrain ... -
Energetic and exergetic efficiency modeling of a cargo aircraft by a topology improving neuro-evolution algorithm
(Pergamon-Elsevier Science LTD, 2016)An aircraft is a complex system that requires methodologies for an efficient thermodynamic design process. So, it is important to gain a deeper understanding of energy and exergy use throughout an aircraft. The aim of this ... -
Exergy analysis of an air-blasted combustor: an application for atmospheric test rig condition
(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 ... -
Numerical calculation of energy and exergy flows of a turboshaft engine for power generation and helicopter applications
(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 ... -
Calculation of turn radius and bank angle at different altitudes based on RNP AR
(International Journal of Mechanical Engineering and Robotics Research, 2016)In this study, different kinds of turns based RNP AR procedures such as flyby and RF will be introduced. For fly by turn radius at different altitudes will be calculated. Moreover, the relation between bank angle (A) and ...