A comprehensive approach to understanding irreversibility in a turbojet

Regarding interest in and concerns about high efficiency in recent times, an irreversibility assessment of energy conversion systems is significant. Turbojets, a type of energy conversion system, are widely used to provide thrust for aerial vehicles, such as military aircraft missiles, commercial ai...

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Main Author: Yasin Şöhret
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2018-06-01
Series:Propulsion and Power Research
Online Access:http://www.sciencedirect.com/science/article/pii/S2212540X18300233
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author Yasin Şöhret
author_facet Yasin Şöhret
author_sort Yasin Şöhret
collection DOAJ
description Regarding interest in and concerns about high efficiency in recent times, an irreversibility assessment of energy conversion systems is significant. Turbojets, a type of energy conversion system, are widely used to provide thrust for aerial vehicles, such as military aircraft missiles, commercial aircraft and so on. From this point of view, the current study aims to introduce a comprehensive irreversibility assessment methodology exemplification for a turbojet. First of all, a basic irreversibility assessment methodology is explained with an application. Following this, a comprehensive assessment is performed. Within this framework, a number of a novel measures are defined by derivations in addition to previously well-known indicators. These measures are beneficial for the decomposition of the irreversibility in a turbojet and its components. At the end of the study, the highest endogenous irreversibility is determined to be in the turbine component of the turbojet engine whereas the highest avoidable irreversibility is found to be in the compressor component of the turbojet engine. The current paper is considered to be of use for researchers and scientists interested in aero-engine performance, thermal engineering and aerospace engineering. Keywords: Advanced exergyanalysis, Entropy, Exergy destruction, Gas turbine, Irreversibility, Thermodynamics
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spelling doaj.art-c153463dcb1841acbda9c2820afb98cb2023-08-02T07:53:34ZengKeAi Communications Co., Ltd.Propulsion and Power Research2212-540X2018-06-0172129137A comprehensive approach to understanding irreversibility in a turbojetYasin Şöhret0Department of Airframe and Powerplant Maintenance, School of Civil Aviation, Süleyman Demirel University, Isparta, TR-32700, TurkeyRegarding interest in and concerns about high efficiency in recent times, an irreversibility assessment of energy conversion systems is significant. Turbojets, a type of energy conversion system, are widely used to provide thrust for aerial vehicles, such as military aircraft missiles, commercial aircraft and so on. From this point of view, the current study aims to introduce a comprehensive irreversibility assessment methodology exemplification for a turbojet. First of all, a basic irreversibility assessment methodology is explained with an application. Following this, a comprehensive assessment is performed. Within this framework, a number of a novel measures are defined by derivations in addition to previously well-known indicators. These measures are beneficial for the decomposition of the irreversibility in a turbojet and its components. At the end of the study, the highest endogenous irreversibility is determined to be in the turbine component of the turbojet engine whereas the highest avoidable irreversibility is found to be in the compressor component of the turbojet engine. The current paper is considered to be of use for researchers and scientists interested in aero-engine performance, thermal engineering and aerospace engineering. Keywords: Advanced exergyanalysis, Entropy, Exergy destruction, Gas turbine, Irreversibility, Thermodynamicshttp://www.sciencedirect.com/science/article/pii/S2212540X18300233
spellingShingle Yasin Şöhret
A comprehensive approach to understanding irreversibility in a turbojet
Propulsion and Power Research
title A comprehensive approach to understanding irreversibility in a turbojet
title_full A comprehensive approach to understanding irreversibility in a turbojet
title_fullStr A comprehensive approach to understanding irreversibility in a turbojet
title_full_unstemmed A comprehensive approach to understanding irreversibility in a turbojet
title_short A comprehensive approach to understanding irreversibility in a turbojet
title_sort comprehensive approach to understanding irreversibility in a turbojet
url http://www.sciencedirect.com/science/article/pii/S2212540X18300233
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