A review on the drag reduction methods of the ship hulls for improving the hydrodynamic performance

M Ahmadzadehtalatapeh, M Mousavi - International Journal of Maritime …, 2015 - ijmt.ir
A Review on the Drag Reduction Methods of the Ship Hulls for Improving the Hydrodynamic
Performance Page 1 INTERNATIONAL JOURNAL OF MARITIME TECHNOLOGY IJMT Vol.4 …

CFD analysis of the aerodynamic effects on the stability of the flight of a quadcopter UAV in the proximity of walls and ground

C Paz, E Suárez, C Gil, C Baker - Journal of Wind Engineering and …, 2020 - Elsevier
Quadcopters are attracting a growing interest in many applications such as cargo delivery or
surfaces inspection. These applications are often subjected to flights in the proximity of walls …

[HTML][HTML] Assessment of the methodology for the CFD simulation of the flight of a quadcopter UAV

C Paz, E Suárez, C Gil, J Vence - Journal of Wind Engineering and …, 2021 - Elsevier
The computational fluid dynamics (CFD) simulation is gaining attraction in the development
of modern unmanned aerial vehicles (UAV), but few research has been made on …

Fluctuating wind load encountered by linearly moving vehicles: Investigation on fluctuating wind spectral characteristics

Y Su, M Li, Y Hui, S Li, Y Jiang, W Jiang - Engineering Structures, 2024 - Elsevier
Wind load is one of the controlling loads for moving vehicles. Existing studies on the wind-
induced response of vehicles mostly apply traditional wind spectra directly to the vehicles …

A review on methods used to reduce drag of the ship hulls to improve hydrodynamic characteristics

S Kumar, KA Verma, KM Pandey… - International Journal …, 2020 - inderscienceonline.com
The most severe component is the frictional resistance in hydrodynamic design of the
vessel. Pressure resistance can be decreased by modifying the shape of the vessel with …

Investigating UAV Propellers Performances Near Moving Obstacles: CFD Study, Thrust Control, and Battery Energy Management

C Hage, T Sophy, EH Aglzim - IEEE Open Journal of Vehicular …, 2023 - ieeexplore.ieee.org
Quadcopters are widely used in military and civilian applications, but when flying near
moving objects, they may encounter flight instability. This study investigates the flow …

Experimental and Numerical Considerations for the Motor-Propeller Assembly's Air Flow Field over a Quadcopter's Arm

A Tofan-Negru, A Ștefan, LȘ Grigore, I Oncioiu - Drones, 2023 - mdpi.com
The aim of the paper is to validate the analytical–numerical analysis method regarding the
operating regime of the propellers of a quadcopter. The research aims to mark the flow …

Vertical dynamics of high-pressure air cushion bearing module: Stability and auto-oscillation

D Wang, I Mochalin, Y Qiu, E Shiju, A Khalatov… - Journal of Sound and …, 2023 - Elsevier
Unstable static equilibrium and vertical auto-oscillations are problems encountered in the
application of a high-pressure air cushion module (ACM) for the indoor transportation of …

Research on precise and standardized numerical simulation strategy for vehicle aerodynamics

Z Chen, J Liu, C Ma, H Wu, Z Li - … of Numerical Methods for Heat & …, 2024 - emerald.com
Purpose The purpose of this study is to propose a precise and standardized strategy for
numerically simulating vehicle aerodynamics. Design/methodology/approach Error sources …

Neso-based path following control for underactuated hovercrafts with unknown nonlinear uncertainties and a safety limit constraint

Y Wang, H Tong, H Ren - Applied Sciences, 2020 - mdpi.com
Featured Application The designed control strategy in this paper is also suitable for the safe
control application of other underactuated marine surface vehicles, improving the safety and …