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Toplam kayıt 22, listelenen: 1-10
Assessment of thermodynamic and environmental performances in subcooling process for different refrigerants
(Inderscience Enterprises LTD, 2017)
Subcooling application in cooling processes leads to increasing of cooling performance and energy efficiency within defined limits. This study examines subcooling effects of refrigerants on the coefficient of performance ...
Determination of optimum insulation thickness for building's walls with respect to different insulation materials: a case study of International Hasan Polatkan Airport terminal
(Inderscience Enterprises LTD, 2018)
The systems in which energy is most intensely used in airport terminal buildings are HVAC systems. More efficient heating and cooling systems and the performance of the building envelope can provide significant reductions ...
Assessment of a ramjet engine for different Mach numbers
(Inderscience Enterprises LTD, 2017)
The aim of this study is to determine optimum working of a generic ramjet engine. A thermodynamic analysis has been performed to evaluate three different ramjet flight conditions that have been obtained by using GasTurb. ...
Designation of Environmental Impacts and Damages of Turbojet Engine: A Case Study with GE-J85
(MDPI, 2014)
Between the troposphere and stratosphere layers of the atmosphere is a critical zone for collecting emissions and negative effects on the Earth (ecological, humanity, and resources). Aircrafts are the main causes of the ...
Calculation of HC, CO and NOx from civil aviation in Turkey in 2012
(Inderscience Enterprises LTD, 2013)
To meet the growing demand for air transport, airline companies doubled their aircraft numbers in Turkey, where civil aviation activities have shown great development in recent years. This increase in aircraft numbers ...
Investigation of environmental impact caused by aircraft engines
(Inderscience Enterprises LTD, 2013)
The environmental effects of exhaust gas emissions from different types of spark ignitions (SIs) - naturally aspirated and air-cooled from piston-prop aircraft engines - at the landing and take-off (LTO) phase of flight-based ...
Performance Evaluation of an Experimental Turbojet Engine
(Walter De Gruyter GMBH, 2017)
An exergy analysis is presented including design parameters and performance assessment, by identifying the losses and efficiency of a gas turbine engine. The aim of this paper is to determine the performance of a small ...
Economic and Environmental Optimization of an Airport Terminal Building's Wall and Roof Insulation
(MDPI, 2017)
HVAC systems use the largest share of energy consumption in airport terminal buildings. Thus, the efficiency of the HVAC system and the performance of the building envelope have great importance in reducing the energy used ...
Sustainability Metrics of a Small Scale Turbojet Engine
(Walter De Gruyter GMBH, 2018)
Over the last decade, sustainable energy consumption has attracted the attention of scientists and researchers. The current paper presents sustainability indicators of a small scale turbojet engine, operated on micro-aerial ...
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 ...