Results 41 to 50 of about 4,373 (227)

Enhanced Aerodynamic Performance of Savonius Wind Turbines Through Blade Design Modifications: A CFD Study

open access: yesWind Energy, Volume 28, Issue 8, August 2025.
ABSTRACT The conventional Savonius wind turbine's power coefficient is comparatively low, which limits its efficiency. Because the power coefficient depends significantly on the blade design, this study investigates the potential of improving the turbine performance by modifying the rotor blade designs.
Shihab Shahriare   +2 more
wiley   +1 more source

Aerodynamic Performance Investigation of a Biomimetic‐Based Small‐Scale Horizontal‐Axis Wind Turbine: An Experimental Analysis

open access: yesWind Energy, Volume 28, Issue 7, July 2025.
ABSTRACT As the demand for power increases, installing small‐scale wind turbines can be an alternative solution. However, the main challenge for their implementation is the aerodynamic noise. With a view to minimizing noise, this study focuses on the performance investigation of a small‐scale horizontal‐axis wind turbine with NACA 4412 blades inspired ...
Hasan Muhommod Robin   +4 more
wiley   +1 more source

Thermal hydraulic performance analysis of printed circuit heat exchanger based on high temperature molten salt

open access: yesHe jishu
BackgroundThe printed circuit heat exchanger (PCHE) has high heat transfer efficiency and compact structure, which can be used as the key equipment for heat transfer of small modular molten salt reactor, It is of great significance to the study of its ...
DING Mengting, CHEN Yushuang, FU Yuan
doaj   +1 more source

A Review of Methods and Challenges for Wind Measurement by Small Unmanned Aerial Vehicles

open access: yesMeteorological Applications, Volume 32, Issue 3, May/June 2025.
In this paper a comprehensive review of methods and challenges in wind measurement with unmanned aerial vehicles, focusing on direct and indirect data acquisition methods, machine learning and data filtration algorithms, Computational Fluid Dynamics simulations to support and validate UAVs' setup, and experimental tests carried out in wind tunnels or ...
Mohammadamin Soltaninezhad   +2 more
wiley   +1 more source

Investigation of Asymmetric Flow of a Slender Body with Low-Aspect Ratio Fins Having Large Deflection Angles

open access: yesAerospace
To understand the asymmetric flow of a slender body with low-aspect ratio fins, a wind tunnel experiment was carried out, and the asymmetric flow was observed when the pair of fins had a symmetric deflection angle of 30° at a small angle of attack and ...
Yonghong Li   +4 more
doaj   +1 more source

Minimum induced drag airfoil body Patent [PDF]

open access: yes, 1966
Electric analog for measuring induced drag on nonplanar ...
Cone, C. D., Jr.
core   +1 more source

AMR‐Wind: A Performance‐Portable, High‐Fidelity Flow Solver for Wind Farm Simulations

open access: yesWind Energy, Volume 28, Issue 5, May 2025.
ABSTRACT We present AMR‐Wind, a verified and validated high‐fidelity computational‐fluid‐dynamics code for wind farm flows. AMR‐Wind is a block‐structured, adaptive‐mesh, incompressible‐flow solver that enables predictive simulations of the atmospheric boundary layer and wind plants.
Michael B. Kuhn   +16 more
wiley   +1 more source

Influence of Ocean Conditions on Heat and Mass Transfer Performance of Heat Exchangers: A Review

open access: yesEnergy Science &Engineering, Volume 13, Issue 4, Page 2164-2178, April 2025.
ABSTRACT The research reviews the study on the thermo‐mass transfer performance of heat exchangers under sloshing conditions in marine environments, aiming to promote the efficient utilization of new energy sources. It discusses the progress in the study of heat exchangers under different sloshing conditions, including theoretical models and ...
Haitao Jiang   +3 more
wiley   +1 more source

Numerical Analysis of the Effetcs of Blended Split Winglets on Aerodynamic Performance of Aircraft

open access: yesConcurrency and Computation: Practice and Experience, Volume 37, Issue 4-5, 28 February 2025.
ABSTRACT Air flows with different pressures on the upper and lower surfaces of a wing meet at the wing tip and trailing edge owing to the finite dimensions of the aircraft wings. As a result, wing tip vortices are formed, which increase the induced drag and reduce the aerodynamic performance of the wing. In this study, inspired by bird wings, we aim to
Ensar Atasoy, Burhan Çuhadaroğlu
wiley   +1 more source

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