Results 61 to 70 of about 1,006 (187)

Characteristic Investigation of a Novel Aircraft SOFC/GT Hybrid System under Varying Operational Parameters

open access: yesApplied Sciences
In this study, the implementation of a solid oxide fuel cell–gas turbine hybrid engine for primary propulsion and electric power generation in aircraft is investigated. The following three parameters, which are crucial in attaining optimal performance at
Takudzwa Martin Mashamba   +4 more
doaj   +1 more source

Comprehensive analysis and optimization for conceptual scheme of hydrogen-powered turbofan aircraft

open access: yesHangkong gongcheng jinzhan
Hydrogen-powered turbofan aircraft is powered by the direct combustion of hydrogen in the turbofan engine, which is an important development direction of green aviation.
CHEN Zichu, YU Xiongqing
doaj   +1 more source

Change of temperature field in the depending mixing chamber on the bypass ratio

open access: yesАвіаційно-космічна техніка та технологія
The mixing chamber of a turbofan jet engine with an additional turbofan unit is the object of this study. The subject of the research is the influence of the bypass ratio on the formation of the temperature field in the mixing chamber before the turbofan
Yurii Tereshchenko, Illia Yudin
doaj   +1 more source

Study on Overall Parameter and Performance Analysis of Different Configurations for Civil Turbofan Engine

open access: yesHangkong gongcheng jinzhan, 2018
In order to improve the competitiveness, optimizing the fuel economy and competitiveness of civil turbofan engines is becoming the research highlights recently.
Xue Bingjing, Li Hualei, Tan Zhiyong
doaj   +1 more source

Analysis of temperature distribution in the annular mixing chamber of a gas turbine engine

open access: yesАвіаційно-космічна техніка та технологія
The object of this research was the mixing chamber of a turbofan engine. The subject of this study was the thermogasdynamic processes in the mixing chamber of the turbojet engine before the turbine of the turbofan stage.
Illia Yudin
doaj   +1 more source

Comparative performance analysis of combined-cycle pulse detonation turbofan engines (PDTEs)

open access: yesPropulsion and Power Research, 2013
Combined-cycle pulse detonation engines are promising contenders for hypersonic propulsion systems. In the present study, design and propulsive performance analysis of combined-cycle pulse detonation turbofan engines (PDTEs) is presented.
Sudip Bhattrai, Hao Tang
doaj   +1 more source

Multi-Head Self-Attention-Based Fully Convolutional Network for RUL Prediction of Turbofan Engines

open access: yesAlgorithms
Remaining useful life (RUL) prediction is widely applied in prognostic and health management (PHM) of turbofan engines. Although some of the existing deep learning-based models for RUL prediction of turbofan engines have achieved satisfactory results ...
Zhaofeng Liu   +4 more
doaj   +1 more source

Thermodynamic and Aerodynamic Analysis of an Air-Driven Fan System in Low-Cost High-Bypass-Ratio Turbofan Engine

open access: yesEnergies, 2019
In some cases, the improvement of the bypass ratio (BPR) of turbofans is pursued for military or civilian purposes owing to economic, environmental, and performance reasons, among others.
Weiyu Lu   +4 more
doaj   +1 more source

A conceptual framework for technological catch up of commercial turbofan engines in Iran based on Meta Synthesis approach [PDF]

open access: yesبهبود مدیریت, 2019
The aircraft system and its sub-systems, including the engine, are components of complex product systems that highly costly and technology-intensive.
Ali Heidari   +3 more
doaj  

Investigation of overall performance of turbofan engine with pulse detonation combustor in bypass duct

open access: yesXibei Gongye Daxue Xuebao
The performance model was established to study the performance of mixed exhaust turbofan engine with pulse detonation combustor (PDC) in the bypass duct.
PENG Chenxu   +4 more
doaj   +1 more source

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