Influence of atmospheric conditions on the power production of utility-scale wind turbines in yaw misalignment
MF Howland, CM González, JJP Martínez… - Journal of Renewable …, 2020 - pubs.aip.org
The intentional yaw misalignment of leading, upwind turbines in a wind farm, termed wake
steering, has demonstrated potential as a collective control approach for wind farm power …
steering, has demonstrated potential as a collective control approach for wind farm power …
Unified momentum model for rotor aerodynamics across operating regimes
Despite substantial growth in wind energy technology in recent decades, aerodynamic
modeling of wind turbines relies on momentum models derived in the late 19th and early …
modeling of wind turbines relies on momentum models derived in the late 19th and early …
Modelling the induction, thrust and power of a yaw-misaligned actuator disk
Collective wind farm flow control, where wind turbines are operated in an individually
suboptimal strategy to benefit the aggregate farm, has demonstrated potential to reduce …
suboptimal strategy to benefit the aggregate farm, has demonstrated potential to reduce …
Influence of atmospheric stability on wind-turbine wakes with a certain hub-height turbulence intensity
B Du, M Ge, C Zeng, G Cui, Y Liu - Physics of Fluids, 2021 - pubs.aip.org
Atmospheric stability can significantly influence the spreading of wind-turbine wakes. The
previous studies often coupled atmospheric stability with the turbulence intensity and …
previous studies often coupled atmospheric stability with the turbulence intensity and …
[HTML][HTML] Optimal closed-loop wake steering–Part 1: Conventionally neutral atmospheric boundary layer conditions
Strategies for wake loss mitigation through the use of dynamic closed-loop wake steering
are investigated using large eddy simulations of conventionally neutral atmospheric …
are investigated using large eddy simulations of conventionally neutral atmospheric …
[HTML][HTML] The curled wake model: a three-dimensional and extremely fast steady-state wake solver for wind plant flows
Wind turbine wake models typically require approximations, such as wake superposition
and deflection models, to accurately describe wake physics. However, capturing the …
and deflection models, to accurately describe wake physics. However, capturing the …
Optimal closed-loop wake steering, part 2: Diurnal cycle atmospheric boundary layer conditions
MF Howland, AS Ghate, JB Quesada… - Wind Energy …, 2021 - wes.copernicus.org
The magnitude of wake interactions between individual wind turbines depends on the
atmospheric stability. We investigate strategies for wake loss mitigation through the use of …
atmospheric stability. We investigate strategies for wake loss mitigation through the use of …
Interaction between low-level jets and wind farms in a stable atmospheric boundary layer
SN Gadde, RJAM Stevens - Physical review fluids, 2021 - APS
Low-level jets (LLJs) are the wind maxima in the lower regions of the atmosphere with a
high wind energy potential. Here we use large-eddy simulations to study the effect of LLJ …
high wind energy potential. Here we use large-eddy simulations to study the effect of LLJ …
Universal wind profile for conventionally neutral atmospheric boundary layers
Conventionally neutral atmospheric boundary layers (CNBLs), which are characterized with
zero surface potential temperature flux and capped by an inversion of potential temperature …
zero surface potential temperature flux and capped by an inversion of potential temperature …
Impact of wind farm wakes on flow structures in and around downstream wind farms
A Stieren, RJAM Stevens - Flow, 2022 - cambridge.org
We performed large-eddy simulations in a neutral atmospheric boundary layer to study the
interaction between two identical wind farms with 72 turbines each. We demonstrate that the …
interaction between two identical wind farms with 72 turbines each. We demonstrate that the …