2021年11月16日 · The X-57 Maxwell is NASA’s unique, all-electric experimental airplane designed to demonstrate a distributed electric propulsion (DEP) high-lift system. This never before flown configuration integrates electric propulsion technology capabilities with the configuration design to have revolutionary benefits to aircraft performance.

2021年9月2日 · The X-57 is an experimental aircraft designed to demonstrate radically improved aircraft efficiency with a 3.5 times aero-propulsive efficiency gain at a “high-speed cruise” flight condition for comparable general aviation aircraft. These gains are enabled by integrating the design of a new, optimized wing and a new electric propulsion system.

CFD Simulation Process • Computational fluid dynamics (CFD) is an engineering tool that applies physics, mathematics and computer science to predict how the X-57 will perform aerodynamically in a wide variety of flight

2020年11月6日 · A collaboration between NASA’s Ames Research Center, Armstrong Flight Research Center, and Langley Research Center has demonstrated the ability of computational fluid dynamics (CFD) solvers to accurately predict the complex aerodynamic characteristics of the X-57, and provides confidence in the aerodynamic databases developed for the agency ...

Computation Simulations of Electric Propulsion Aircraft: The X-57 Maxwell Outline - Introduction: X-57 CFD task overview; Motivation. Part I, Computational simulations without propulsion: Establishing CFD (Computational Fluid Dynamics) Best Practices - Grid generation - Mesh refinement study - Numerical methods - Wind tunnel validation study ...

2022年1月8日 · The effect of motor failures on Mach contours and surface pressure coefficient contours for NASA’s X-57 Maxwell airplane at 58 knots and 12° angle of attack. This landing configuration has a 30° flap deflection with high-lift propeller conditions at 49.3 pound-force (lbf) of thrust, 16 lbf-ft of torque, and 4,702 revolutions per minute.

ØX-57 CFD task overview ØMotivation ØPart I: Computational simulations without propulsion ØEstablishing CFD Best Practices ØGrid generation ØMesh refinement study ØNumerical methods ØWind tunnel validation study ØPower-Off Aerodynamic Database Results ØPart II: Computational simulations with propulsion ØCruise Power-On Database

2020年10月13日 · Aerodynamic database generation using CFD has been a critical step in the development of the X-57 Maxwell, NASA's electrified aircraft concept.

2024年7月27日 · Supplemental computational fluid dynamics (CFD) flutter analysis for the Mod III and Mod IV configurations was performed using NASA’s FUN3D software to verify the aeroelastic behavior at deployed flaps conditions.

2024年3月1日 · The present work aims at developing a CFD model (ANSYS Fluent) to evaluate aerodynamic performance of two configurations of NASA’s X-57 aircraft wing; (i) wing and nacelle (clean wing) and (ii)...