Results 21 to 30 of about 4,409 (234)

Energy Optimization Analysis of Turbofan Engine for More-Electric Civil Aircraft

open access: yesIEEE Access, 2020
The civil aviation industry is moving into the more-electric environment where the civil aircraft uses electricity to meet the multiple energy demands of the associated aircraft subsystems.
Yuanchao Yang, Hao Li, Chen Yu
doaj   +1 more source

A Linearization Model of Turbofan Engine for Intelligent Analysis Towards Industrial Internet of Things

open access: yesIEEE Access, 2019
Big data processing technologies, e.g., multi-sensor data fusion and cloud computing are being widely used in research, development, manufacturing, health monitoring and maintenance of aero-engines, driven by the ever-rapid development of intelligent ...
Linfeng Gou   +5 more
doaj   +1 more source

Gas-turbine diagnostics using artificial neural-networks for a high bypass ratio military turbofan engine [PDF]

open access: yes, 2004
The Tristar aircraft, operated by the Royal Air Force, fly many thousands of hours per year in the transport and air-to-air refuelling roles. A large amount of engine data is recorded for each of the Rolls-Royce RB211-524B4 engines: it is used to aid ...
Singh, Riti   +3 more
core   +1 more source

Design Considerations of Low Bypass Ratio Mixed Flow Turbofan Engines with Large Power Extraction

open access: yesFluids, 2022
The possibility of extracting large amounts of electrical power from turbofan engines is becoming increasingly desirable from an aircraft perspective. The power consumption of a future fighter aircraft is expected to be much higher than today’s fighter ...
Daniel Rosell, Tomas Grönstedt
doaj   +1 more source

A numerical investigation into the effect of engine bleed on performance of a single-spool turbojet engine. [PDF]

open access: yes, 2008
A real time simulation model has been developed to investigate the effect of variable engine bleed on steady state and transient performance of a single-spool turbojet engine.
Whidborne, James F., Rahman, N. U.
core   +1 more source

Performance Estimation and Fault Diagnosis Based on Levenberg–Marquardt Algorithm for a Turbofan Engine

open access: yesEnergies, 2018
Establishing the schemes of accurate and computationally efficient performance estimation and fault diagnosis for turbofan engines has become a new research focus and challenges.
Junjie Lu, Feng Lu, Jinquan Huang
doaj   +1 more source

Development of a Method for Enhanced Fan Representation in Gas Turbine Modeling [PDF]

open access: yes, 2011
A challenge in civil aviation future propulsion systems is expected to be the integration with the airframe, coming as a result of increasing bypass ratio or above wing installations for noise mitigation. The resulting highly distorted inlet flows to the
Anestis Kalfas   +7 more
core   +1 more source

An Approach to the Health Monitoring of the Fuel System of a Turbofan [PDF]

open access: yes, 2012
This paper focuses on the monitoring of the fuel system of a turbofan which is the core organ of an aircraft engine control system. The paper provides a method for real time on-board monitoring and on-ground diagnosis of one of its subsystems: the ...
Jean-Remi Masse   +5 more
core   +1 more source

PD-14 – is it so good?

open access: yesАвіаційно-космічна техніка та технологія, 2022
The introductory part of the article provides information about the features of the modern Russian aircraft and engine designations, about the disappearance of the world famous brands such as "Tu", "Yak", "PS", "NK" and others.
Vadym Nerubasskyi
doaj   +1 more source

Key Technologies of Turbofan Engine for High Altitude Long Endurance Fly-wing UAV

open access: yesHangkong gongcheng jinzhan, 2020
High altitude long endurance(HALE) UAV has made great development since its birth and participation in war. With the expansion of combat mission to high-risk confrontation battlefield, HALE fly-wing UAV has become a hot-spot in the world today.
WEN Zhanyong, DUAN Ya
doaj   +1 more source

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