A numerical investigation on the influence of savonius blade helicity on the performance characteristics of hybrid cross-flow hydrokinetic turbine
One of the major drawbacks of having a hybrid cross-flow hydrokinetic turbine (HKT) is the
alternative nature (positive and negative) of instantaneous torque generation by blades over …
alternative nature (positive and negative) of instantaneous torque generation by blades over …
[HTML][HTML] Impacts of tidal stream power on energy system security: An Isle of Wight case study
D Coles, B Wray, R Stevens, S Crawford, S Pennock… - Applied Energy, 2023 - Elsevier
Abstract The new Energy System Model for Remote Communities (EnerSyM-RC) is
implemented to quantify impacts from adopting tidal stream power alongside solar PV …
implemented to quantify impacts from adopting tidal stream power alongside solar PV …
Review of research on wake characteristics in horizontal-axis tidal turbines
Tidal current energy technology is gradually maturing and transitioning towards large-scale
development. The vision for tidal energy development is similar to wind farms, involving the …
development. The vision for tidal energy development is similar to wind farms, involving the …
Study on two-rotor interaction of counter-rotating horizontal axis tidal turbine
A counter-rotating tidal turbine can balance the axial torque and accelerate the wake
recovery, leading to a more conducive array layout. This paper aims to investigate the …
recovery, leading to a more conducive array layout. This paper aims to investigate the …
Recovery in the wake of in-line axial-flow rotors
The flow around the rotor of an axial turbine, operating in the wake of an upstream one, is
resolved using large-eddy simulation on a cylindrical grid consisting of 3.8 billion points …
resolved using large-eddy simulation on a cylindrical grid consisting of 3.8 billion points …
Effects of surge and roll motion on a floating tidal turbine using the actuator-line method
C Li, Y Zhang, Y Zheng, Y Qian, H Hua, S Ren… - Physics of …, 2023 - pubs.aip.org
This paper employs a dynamic and sliding mesh in the simulation of both uncoupled and
coupled surge and roll motions of a tidal stream turbine, utilizing a modified actuator-line …
coupled surge and roll motions of a tidal stream turbine, utilizing a modified actuator-line …
Analysis of the momentum recovery in the wake of aligned axial-flow hydrokinetic turbines
Large-Eddy Simulations are reported, dealing with an axial-flow hydrokinetic turbine
operating in the wake of an upstream one. Computations were conducted on a cylindrical …
operating in the wake of an upstream one. Computations were conducted on a cylindrical …
Two-scale interaction of wake and blockage effects in large wind farms
Turbine wake and farm blockage effects may significantly impact the power produced by
large wind farms. In this study, we perform large-eddy simulations (LES) of 50 infinitely large …
large wind farms. In this study, we perform large-eddy simulations (LES) of 50 infinitely large …
Establishing confidence in predictions of fatigue loading for floating tidal turbines based on large-eddy simulations and unsteady blade element momentum
To optimise a tidal site for development, tidal stream turbines need to be placed within
arrays with the spacing between turbines being critical to maximise energy yield whilst …
arrays with the spacing between turbines being critical to maximise energy yield whilst …
Sheared turbulent flows and wake dynamics of an idled floating tidal turbine
Ocean energy extraction is on the rise. While tides are the most predictable amongst marine
renewable resources, turbulent and complex flows still challenge reliable tidal stream …
renewable resources, turbulent and complex flows still challenge reliable tidal stream …