|
|
|
Harjot Singh Saluja, Feijia Yin, Arvind Gangoli Rao and Volker Grewe
The climate impact of aviation is considerably different from that of other transport modes. The turbofan engine?s efficiency can be increased by increasing the Operating Pressure Ratio (OPR), bypass ratio (BPR) and Turbine Inlet Temperature (TIT), there...
ver más
|
|
|
|
|
|
|
Bin Shen, Lingfei Xiao and Zhifeng Ye
In order to solve the problem of full flight envelope control for aircraft engines, the design of a linear parameter-varying (LPV) controller is described in this paper. First, according to the nonlinear aerodynamic model of the aircraft engine, the LPV ...
ver más
|
|
|
|
|
|
|
Haoying Chen, Yifan Wang and Haibo Zhang
In the overall design process of the turbofan engine, it has become crucial to address the challenge of selecting design parameters that not only meet the flight thrust demand but also enhance engine economy. As the demand for stealth performance in futu...
ver más
|
|
|
|
|
|
|
Oliver Sjögren, Tomas Grönstedt, Anders Lundbladh and Carlos Xisto
In modern turbofan engines, the bypass section of the fan stage alone provides the majority of the total thrust required in cruise, and the size of the fan has a considerable effect on the overall engine weight and nacelle drag. Thrust requirements in di...
ver más
|
|
|
|
|
|
|
Stanislav Karpuk, Rolf Radespiel and Ali Elham
The present work demonstrates the impact of future airframe and propulsion technologies on the sustainability of potential future medium-range commercial jets with design specifications similar to the Airbus A320-200. Advanced airframe and engine technol...
ver más
|
|
|
|
|
|
|
Hengtao Shi
This paper researches the parametric optimization of a two-stage transonic compressor having a large air bypass at partial rotating speed according to flow analysis for a turbine-based combined cycle engine (TBCC). To obtain adequate thrust, the inlet tr...
ver más
|
|
|
|
|
|
|
Alexios Alexiou, Nikolaos Aretakis, Ioannis Kolias and Konstantinos Mathioudakis
This paper presents a modular, flexible, extendable and fast-computational framework that implements a multidisciplinary, varying fidelity, multi-system approach for the conceptual and preliminary design of novel aero-engines. In its current status, the ...
ver más
|
|
|
|
|
|
|
Viktor Popov, Sergiy Yepifanov, Yevhenii Kononykhyn and Aleksandr Tsaglov
This article presents the development of the electric turbofan engine in distributed architecture with a design thrust in the range of 3 to 7.5 and from 7.5 to 30 kN for small and medium-sized unmanned aerial vehicles. The engine subsystems are considere...
ver más
|
|
|
|
|
|
|
Regina Pouzolz, Oliver Schmitz and Hermann Klingels
Aviation faces increasing pressure not only to reduce fuel burn, and; therefore, CO2 emissions, but also to provide technical solutions for an overall climate impact minimization. To combine both, a concept for the enhancement of an aircraft engine by st...
ver más
|
|
|
|
|
|
|
Evangelia Maria Thoma, Tomas Grönstedt and Xin Zhao
Aircraft and engine technology have continuously evolved since their introduction and significant improvement has been made in fuel efficiency, emissions, and noise reduction. One of the major issues that the aviation industry is facing today is pollutio...
ver más
|
|
|
|