Erişim şekli için "info:eu-repo/semantics/closedAccess" Uçak Gövde Motor Bakım Bölümü listeleme
Toplam kayıt 57, listelenen: 21-40
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The effects of hydrogen fuel usage on the exergetic performance of a turbojet engine
(Pergamon-Elsevier Science LTD, 2018)In this study, the hydrogen fuel effect on the exergetic performance of a turbojet engine used in a military trainer aircraft is investigated. For the first step, the performance assessments of the exergetic performance ... -
Emission Benefits of Continuous Descent Approach
(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 ... -
Energy and emission assessments of continuous descent approach
(Emerald Group Publishing Limited, 2010)Purpose - Continuous descent approach (CDA) is a method, which allows the aircraft flying its individual optimal vertical profile down to runway threshold with engines operating at low-thrust power. The main objective of ... -
An environment-friendly engine selection methodology for aerial vehicles
(Taylor & Francis Inc, 2018)Emitted exhaust gases from aircraft are an issue of concern from an environmental perspective. Many research studies have been conducted aiming to reduce aircraft emissions in the hope of preventing any further increase ... -
Environmental assessment of a micro turbojet engine with the aid of exergy
(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 ... -
Estimating gaseous emissions production of an entire flight of a commercial aircraft based on emission measurements and actual flight data records
(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 ... -
Examination of performance indicators' effects based on propulsion parameters in a turboprop engine
(Inderscience Enterprises LTD, 2016)In this study, propulsion indicators and their effects have been described by reference to the actual data of a turboprop engine. Then, the effects of these indicators on exergetic and environmental performance efficiencies ... -
Exergy and energy analysis of an aircraft air cycle machine at designated altitude
(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 ... -
Exergy Approach to Evaluate Performance of a Mini Class Turboprop Engine
(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 ... -
Exergy as a useful tool for the performance assessment of aircraft gas turbine engines: A key review
(Pergamon-Elsevier Science LTD, 2016)It is known that aircraft gas turbine engines operate according to thermodynamic principles. Exergy is considered a very useful tool for assessing machines working on the basis of thermodynamics. In the current study, ... -
Fault tolerant control against actuator faults based on enhanced PID controller for a quadrotor
(Emerald Group Publishing LTD, 2017)Purpose - The purpose of this paper is to present fault tolerant control of a quadrotor based on the enhanced proportional integral derivative (PID) structure in the presence of one or more actuator faults. Design/method ... -
Fuel flow analysis for the cruise phase of commercial aircraft on domestic routes
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2014)From the point of view of the environmental impact of aviation, rather than fundamental strategies mainly intended for lower fuel consumption, and thereby less carbon dioxide emissions, more comprehensive approaches have ... -
Fuel flow-rate modelling of transport aircraft for the climb flight using genetic algorithms
(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) ... -
Greenization factor of a turbojet engine
(Springer International Publishing, 2017)[No abstract available] -
Indicators of Sustainability Energy Management Based on Energy Audit for Hotels
(Springer International Publishing Ag, 2018)… -
An Integrated Navigation System Design For Quadrotors
(IEEE, 2015)In this work, a particle filter based integrated navigation system is designed and tested with real quadrotor systems. Conventionally, Kalman filter based algorithms is used for navigation systems which is highly non-linear. ... -
Investigating actual landing and takeoff operations for time-in-mode, fuel and emissions parameters on domestic routes in Turkey
(Pergamon-Elsevier Science LTD, 2017)Operational landing and takeoff standards developed by the International Civil Aviation Organization (ICAO) in the 1970s, have been widely-used in fuel consumption and emissions models or inventory studies. However, these ... -
Model Derivation, Attitude Control and Kalman Filter Estimation of a Quadcopter
(IEEE, 2017)Recently unmanned aerial vehicles have become one of the most interesting research topics among scientists. Although researchers are very concerned in this area, they generally use the same dynamical plant equations. ... -
Modeling and validation of temperature changes in a pouch lithium-ion battery at various discharge rates
(Pergamon-Elsevier Science LTD, 2016)This paper deals with the thermal modeling of temperature rise in a pouch lithium -ion battery with LiFePO4 (also known as LFP) cathode material. The developed model represents the main thermal phenomena in the cell in ...