Results 81 to 90 of about 3,893,113 (183)

Concept Evaluation of Radical Short–Medium-Range Aircraft with Turbo-Electric Propulsion

Aerospace
Ambitious targets for the coming decades have been set for further reductions in aviation greenhouse gas emissions. Hybrid electric propulsion (HEP) concepts offer potential for the mitigation of these aviation emissions. To investigate this potential in
W. J. Vankan, W. F. Lammen, E. Scheers, P. J. Dewitte, Sebastien Defoort   +4 more
doaj   +1 more source

Computational Fluid Dynamics Study on the Aerodynamics of a Blended Wing Body with Ground Effect in Subsonic Conditions [PDF]

Journal of Applied Fluid Mechanics
Blended Wing Body (BWB) aircraft designs have garnered significant interest due to their potential for improved aerodynamic efficiency, particularly during critical phases of flight such as landing and take-off.
S. Mohan, P. Kumar
doaj   +1 more source

Unsteady aerodynamic modeling and instability analysis of the blended wing-body aircraft based on experimental bifurcation analysis [PDF]

AIP Advances
The blended-wing-body aircraft exhibits complex and highly nonlinear flight dynamics, especially in post-stall conditions. It poses significant challenges for stability analysis and control system design.
Junquan Fu, Weida Xu, Sinuo Chen, Zhiwei Shi   +3 more
doaj   +1 more source

Aerodynamic investigation by experimental and computational simulation of a flying wing unmanned aerial vehicle for cargo delivery and surveillance missions

Aviation
Baseline-IX is a tailless aircraft design with compound wing attached to a short body, a transition between a straight, swept flying wing design and a blended wing-body.
Atikah Basyirah Abdul Muta’ali, Rizal Effendy Mohd Nasir, Wahyu Kuntjoro   +2 more
doaj   +1 more source

Research on nonlinear instability of blended-wing-body aircraft based on experimental bifurcation analysis

AIP Advances
Focusing on the nonlinear instability problem of the blended-wing-body aircraft, first, numerical bifurcation analysis is adopted to obtain catastrophe points and branches where the elevator is taken as a continuous parameter.
Junquan Fu, Zhiwei Shi, Xi Geng, Yongliang Chen   +3 more
doaj   +1 more source

A Design Guide to Tapered Conformable Pressure Tanks for Liquid Hydrogen Storage

Aerospace
Liquid hydrogen has the potential to significantly reduce in-flight carbon emissions in the aviation industry. Among the most promising aircraft configurations for future hydrogen-powered aviation are the blended wing body and the pure flying wing ...
Joren Malfroy, Johan Steelant, Dirk Vandepitte   +2 more
doaj   +1 more source

Thrust Vectoring Control of a Novel Tilt-Rotor UAV Based on Backstepping Sliding Model Method. [PDF]

Sensors (Basel), 2023
Yu Z, Zhang J, Wang X.
europepmc   +1 more source

Computational Study of Aerodynamic Effects of the Dihedral and Angle of Attack of Biomimetic Grids Installed on a Mini UAV. [PDF]

Biomimetics (Basel), 2023
Bardera R, Rodríguez-Sevillano ÁA, Barroso Barderas E, Matias Garcia JC.   +3 more
europepmc   +1 more source

Quality-of-Service-Centric Design and Analysis of Unmanned Aerial Vehicles. [PDF]

Sensors (Basel), 2022
Jha SK, Prakash S, Rathore RS, Mahmud M, Kaiwartya O, Lloret J.   +5 more
europepmc   +1 more source

Study of Modeling and Optimal Take-Off Scheme for a Novel Tilt-Rotor UAV. [PDF]

Sensors (Basel), 2022
Yu Z, Zhang J, Wang X.
europepmc   +1 more source