Results 31 to 40 of about 5,231 (285)

Aeromechanics Analysis of a Boundary Layer Ingesting Fan [PDF]

open access: yes48th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, 2012
Boundary layer ingesting propulsion systems have the potential to significantly reduce fuel burn but these systems must overcome the challe nges related to aeromechanics-fan flutter stability and forced response dynamic stresses. High-fidelity computational analysis of the fan a eromechanics is integral to the ongoing effort to design a boundary layer ...
Milind Bakhle   +4 more
openaire   +1 more source

Potential Propulsive and Aerodynamic Benefits of a New Aircraft Concept: A Low-Speed Experimental Study

open access: yesAerospace, 2023
The aerodynamic design of a new aircraft concept was investigated through subsonic wind-tunnel testing using 1:28-scale powered models. The aircraft configuration integrates a box-wing layout with engines located at the rear part of the fuselage ...
Pedro D. Bravo-Mosquera   +2 more
doaj   +1 more source

Numerical Investigations of a Non-Uniform Stator Dihedral Design Strategy for a Boundary Layer Ingestion (BLI) Fan

open access: yesEnergies, 2022
A distributed propulsion system has the advantage of saving 5–15% fuel burn through ingesting the fuselage boundary layer of an aircraft by fan or compressor.
Tianyu Pan   +4 more
doaj   +1 more source

Power Fan Design of Blended-Wing-Body Aircraft with Distributed Propulsion System

open access: yesInternational Journal of Aerospace Engineering, 2021
A blended-wing-body aircraft has the advantages of high lift-to-drag ratio, low noise, and high economy compared with traditional aircraft. It is currently a solution with great potential to become a future civilian passenger aircraft.
Yuan Jia, Jinye Li, Jianghao Wu
doaj   +1 more source

Propeller Position Effects over the Pressure and Friction Coefficients over the Wing of an UAV with Distributed Electric Propulsion: A Proper Orthogonal Decomposition Analysis

open access: yesDrones, 2022
New propulsive architectures, with high interactions with the aerodynamic performance of the platform, are an attractive option for reducing the power consumption, increasing the resilience, reducing the noise and improving the handling of fixed-wing ...
José Ramón Serrano   +3 more
doaj   +1 more source

Hybrid Flow Control on Boundary Layer Ingestion Inlet

open access: yesJournal of Physics: Conference Series, 2021
Abstract For the boundary layer ingestion (BLI) inlet, how to control the flow is very important to improve the quality of the air flow at the outlet. In this paper, the research on the passive flow control is carried out by using rectangular straight spoiler blades, and the active flow control is carried out by using the blowing pipes ...
Yinhui Shang   +3 more
openaire   +1 more source

Design Investigation of Potential Long-Range Hydrogen Combustion Blended Wing Body Aircraft with Future Technologies

open access: yesAerospace, 2023
Present work investigates the potential of a long-range commercial blended wing body configuration powered by hydrogen combustion engines with future airframe and propulsion technologies.
Stanislav Karpuk, Yiyuan Ma, Ali Elham
doaj   +1 more source

Propulsion Airframe Integration: Aerodynamic Modeling of Boundary Layer Ingestion

open access: yes, 2022
"Propulsion airframe integration offers a range of benefits, while opening the realm of design options for future air-vehicle configurations. The aerodynamic complexity resulting from interaction between airframe and propulsion system, however, still ...
KOB, LUCAS LEANDER
core   +1 more source

Control of a Supersonic Inlet in Off-Design Conditions with Plasma Actuators and Bleed

open access: yesAerospace, 2020
Supersonic inlets are a key component of present and future air-breathing propulsion systems for high-speed flight. The inlet design is challenging because of several phenomena that must be taken under control: shock waves, boundary layer separation and ...
Andrea Ferrero
doaj   +1 more source

Body Force Modeling of the Aerodynamics of a Low-Speed Fan under Distorted Inflow

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2019
New propulsive concepts, such as boundary layer ingestion, involve stronger interactions between the engine and its environment, and are thus more complex flows compared to classical architectures.
Emmanuel Benichou   +5 more
doaj   +1 more source

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