Results 1 to 10 of about 21,121 (245)

Thermodynamics, Environmental and Sustainability Impacts of a Turbofan Engine Under Different Design Conditions Considering Variable Needs in the Aviation Industry [PDF]

open access: yesGlobal Challenges
In this study, thermodynamic analysis is implemented to the kerosene‐fuelled high by‐pass turbofan (HBP‐TF) engine to assess entropy, exergy, environmental, and sustainability metrics for different design variables such as pressure ratio of high‐pressure
Hakan Aygun   +2 more
doaj   +2 more sources

Recent Turbofan Engine

open access: bronzeJournal of the Japan Society for Aeronautical and Space Sciences, 1970
Takashi Iijima
openaire   +3 more sources

Investigation on Jet Characteristics of Turbofan Exhaust System under Take-off Condition with High Angle of Attack [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
To understand the jet flow characteristics of turbofan separate exhaust system, a parametric design method based on the initial Class Shape Transformation function was developed. HBPR and UHBPR turbofan separate exhaust systems were designed. Furthermore,
Z. X. Wang   +4 more
doaj   +1 more source

Numerical Simulation of Powering Turbofan Propulsion Aircraft with Electricity [PDF]

open access: yesEngineering and Technology Journal, 2023
The gas turbine-based propulsion systems were responsible for the emission of pollutants that damage the ecosphere. Commercial aviation represented a large portion of carbon emissions within the aviation industry, so this study focused on novel aircraft ...
Thomas Onah   +2 more
doaj   +1 more source

Design of circular air intakes for subsonic turbofans

open access: yesАвіаційно-космічна техніка та технологія, 2022
The subject matter of this article is the process of subsonic air intake shaping for high-bypass ratio turbofan at the airplane preliminarily designing stage. The goal was to improve a mathematical model of V. I. Polikovskii method of subsonic air intake
Ruslan Tsukanov
doaj   +1 more source

Performance and Emissions of a Microturbine and Turbofan Powered by Alternative Fuels

open access: yesAerospace, 2021
Alternative fuels containing biocomponents produced in various technologies are introduced in aviation to reduce its carbon footprint but there is little data describing their impact on the performance and emissions of engines. The purpose of the work is
Radoslaw Przysowa   +5 more
doaj   +1 more source

Analysis of the influence of the nacelle on the thrust force of the fan circuit of the turbo-fan attachment

open access: yesАвіаційно-космічна техніка та технологія, 2023
The subject of this study is the interaction between the engine nacelle of a three-circuit turbojet engine and a turbofan attachment. The object of this research is a model of a cylindrical engine nacelle and a fan part of the impeller of a turbofan ...
Roman Maiboroda
doaj   +1 more source

Influence of temperature drop on the pressure rise in the fan circuit of the gas turbine engine turbo-fan attachment

open access: yesАвіаційно-космічна техніка та технологія, 2023
The subject of this study is the working process in a turbofan attachment of a gas turbine engine. The object of study is the fan part of the impeller of a turbofan attachment. The aim of this study was to evaluate the effect of temperature difference in
Roman Maiboroda
doaj   +1 more source

CNN-Based Intelligent Fault-Tolerant Control Design for Turbofan Engines With Actuator Faults

open access: yesIEEE Access, 2021
In this paper, the problem of fault-tolerant control is investigated for turbofan engines with actuator faults. The controller involvement has repressed the effects of actuator faults on the controlled outputs of turbofan engines, making fault-tolerant ...
Dingding Cheng, Lijun Liu, Zhen Yu
doaj   +1 more source

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