[HTML][HTML] Cavitation control using passive flow control techniques

M Zaresharif, F Ravelet, DJ Kinahan, Y Delaure - Physics of Fluids, 2021 - pubs.aip.org
Passive flow control techniques, and particularly vortex generators have been used
successfully in a broad range of aero-and hydrodynamics applications to alter the …

Review of CFD studies on axial-flow self-rectifying turbines for OWC wave energy conversion

Y Cui, Z Liu, X Zhang, C Xu - Ocean Engineering, 2019 - Elsevier
Oscillating water column (OWC) is the most widely used wave energy converting technology
for onshore structures. The interest in OWC wave energy converters (WECs) has been rising …

Improvement of the aerodynamic performance of vertical axis wind turbines with leading-edge serrations and helical blades using CFD and Taguchi method

Z Wang, Y Wang, M Zhuang - Energy conversion and management, 2018 - Elsevier
The flow performance of vertical-axis wind turbines (VAWTs) is significantly deteriorated by
dynamic stall at low tip-speed-ratios (TSR). Dynamic stall occurs periodically during the …

Residual circulation budget analysis in a Wells turbine with leading-edge micro-cylinders

K Geng, C Yang, B Zhao, W Zhao, J Gao, C Hu… - Renewable Energy, 2023 - Elsevier
To further interpret the control mechanisms of leading-edge micro-cylinders for flow
separation in a Wells turbine, the residual circulation budget was performed through an …

A CFD-based wave-to-wire model for the oscillating water column wave energy Convertor

Z Liu, C Xu, K Kim - Ocean Engineering, 2022 - Elsevier
The construction of the prototype OWC plant proposed development requirements of the
wave-to-wire model for the overall performance predictions, which should balance the …

An axial turbine in an innovative oscillating water column (OWC) device for sea-wave energy conversion

I Hashem, HSA Hameed, MH Mohamed - Ocean Engineering, 2018 - Elsevier
Wells turbines, self-rectifying air-driven axial turbines, are typically used to convert
pneumatic power available in the periodic reversed airflow in Oscillating Water Column …

[HTML][HTML] Performance characterization of a slotted wind turbine airfoil featuring passive blowing

MZ Akhter, HK Jawahar, FK Omar, E Elnajjar - Energy Reports, 2024 - Elsevier
Renewable energy is crucial for a sustainable future, and wind energy holds significant
potential as a viable solution to meet global demands. The current study employs high …

[HTML][HTML] Enhanced energy extraction in small-scale wind turbines through slot-based passive blowing

MZ Akhter, AR Ali, HK Jawahar, FK Omar… - Energy Conversion and …, 2023 - Elsevier
The increasing demand for sustainable energy has spurred research and development of
wind turbines. In this study, a passive flow-control technique using a non-uniform curved slot …

Numerical evaluation of entropy generation in isolated airfoils and Wells turbines

T Ghisu, F Cambuli, P Puddu, N Mandas, P Seshadri… - Meccanica, 2018 - Springer
In recent years, a number of authors have studied entropy generation in Wells turbines. This
is potentially a very interesting topic, as it can provide important insights into the …

Wave energy conversion: Design and shape optimization

P Halder, MH Mohamed, A Samad - Ocean engineering, 2018 - Elsevier
Modified Wells turbines allow an efficient use of the power contained in the ocean and sea
waves. The present study introduces the performance of an axial turbine which called Wells …