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   Articles with "turbofan engine" as a keyword



Modeling of the turbofan with an ejector nozzle based on infrared prediction

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recommendations! Published in 2019 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2019.113910

Abstract: Abstract In order to study the effect of ejector nozzle on the overall performance of turbofan engine, a turbofan engine model with ejector nozzle is established in this paper, which includes parameter cycle analysis module… read more here.

Keywords: ejector; prediction; ejector nozzle; turbofan engine ... See more keywords

Non-affine parameter dependent LPV model and LMI based adaptive control for turbofan engines

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recommendations! Published in 2019 at "Chinese Journal of Aeronautics"

DOI: 10.1016/j.cja.2018.12.031

Abstract: Abstract The precise control of turbofan engines thrust is an important guarantee for an aircraft to obtain good flight performance and a challenge due to complex nonlinear dynamics of engines and time-varying parameters. The main… read more here.

Keywords: control; non affine; model; turbofan ... See more keywords

Digital Twins-Based Online Monitoring of TFE-731 Turbofan Engine Using Fast Orthogonal Search

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recommendations! Published in 2022 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2021.3079168

Abstract: Due to the complicated structure of the aircraft engine, it is hard to observe the damage and determine its status with the traditional diagnosis method, which sets a fixed threshold for some specific parameters. To… read more here.

Keywords: turbofan engine; tfe 731; digital twins; fast orthogonal ... See more keywords

Turbofan engine performance prediction methodology integrated high-fidelity secondary air system models

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recommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"

DOI: 10.1177/09544100221117416

Abstract: This research studies the performance of an ultra-high bypass ratio turbofan engine, and specifically its secondary air system (SAS). A co-simulation methodology is explored whereby a high-fidelity SAS model and an engine performance code featuring… read more here.

Keywords: system; turbofan engine; methodology; engine performance ... See more keywords
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Effect of Emissivity and Reflectance on Infrared Radiation Signature of Turbofan Engine

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recommendations! Published in 2017 at "Journal of Thermophysics and Heat Transfer"

DOI: 10.2514/1.t4681

Abstract: Directional emissivity model and bidirectional reflectance distribution function model of typical metal surfaces are established for improving the prediction of the midwave infrared signature of a turbofan engine exhaust system. The reverse Monte Carlo method… read more here.

Keywords: turbofan engine; signature turbofan; reflectance; signature ... See more keywords

Failure Mode and Effects Analysis on the Air System of an Aero Turbofan Engine Using the Gaussian Model and Evidence Theory

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recommendations! Published in 2023 at "Entropy"

DOI: 10.3390/e25050757

Abstract: Failure mode and effects analysis (FMEA) is a proactive risk management approach. Risk management under uncertainty with the FMEA method has attracted a lot of attention. The Dempster–Shafer (D-S) evidence theory is a popular approximate… read more here.

Keywords: evidence theory; aero turbofan; system aero; turbofan engine ... See more keywords
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Study of the Radar Cross-Section of Turbofan Engine with Biaxial Multirotor Based on Dynamic Scattering Method

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recommendations! Published in 2020 at "Energies"

DOI: 10.3390/en13215802

Abstract: With the continuous advancement of rotor dynamic electromagnetic scattering research, the radar cross-section (RCS) of turbofan engines has attracted more and more attention. In order to solve the electromagnetic scattering characteristics of a biaxial multirotor… read more here.

Keywords: turbofan engine; engine; radar cross; turbofan ... See more keywords

Transient Controller Design Based on Reinforcement Learning for a Turbofan Engine with Actuator Dynamics

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recommendations! Published in 2022 at "Symmetry"

DOI: 10.3390/sym14040684

Abstract: To solve the problem of transient control design with uncertainties and degradation in the life cycle, a design method for a turbofan engine’s transient controller based on reinforcement learning is proposed. The method adopts an… read more here.

Keywords: turbofan engine; based reinforcement; controller; design ... See more keywords