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Impact of Installation on the Performance of an Aero-Engine Exhaust at Wind-Milling Flow Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a numerical investigation of the effect of wing integration on the aerodynamic behavior of a typical large civil aero-engine exhaust system at wind-milling flow conditions. The work is based on the dual ...
Aerodynamic Design of Separate Jet Exhausts for Future Civil Aero engines—Part I: Parametric Geometry Definition and Computational Fluid Dynamics Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents the development of an integrated approach which targets the aerodynamic design of separatejet exhaust systems for future gasturbine aeroengines. The proposed framework comprises a series of fundamental ...
Aerodynamic Design of Separate Jet Exhausts for Future Civil Aero engines—Part II: Design Space Exploration, Surrogate Modeling, and Optimization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The aerodynamic performance of the bypass exhaust system is key to the success of future civil turbofan engines. This is due to current design trends in civil aviation dictating continuous improvement in propulsive efficiency ...
Fan–Intake Interaction Under High Incidence
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we present an extensive numerical study on the interaction between the downstream fan and the flow separating over an intake under high incidence. The objectives of this investigation are twofold: (a) to ...
Aerodynamic Loading Considerations of Three-Shaft Engine Compression System During Surge
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Compressor surge imposes a limit on aero-engine operability and can compromise integrity because of significant aerodynamic loads imparted on the engine components. The aim of this article is to use 3D unsteady computational ...