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Full-Scale Field Test of Wake Steering

Journal Article · · Journal of Physics. Conference Series
Wind farm control, in which turbine controllers are coordinated to improve farmwide performance, is an active field of research. One form of wind farm control is wake steering, in which a turbine is yawed to the inflow to redirect its wake away from downstream turbines. Wake steering has been studied in depth in simulations as well as in wind tunnels and scaled test facilities. This work performs a field test of wake steering on a full-scale turbine. In the campaign, the yaw controller of the turbine has been set to track different yaw misalignment set points while a nacelle-mounted lidar scans the wake at several ranges downwind. The lidar measurements are combined with turbine data, as well as measurements of the inflow made by a highly instrumented meteorological mast. In conclusion, these measurements are then compared to the predictions of a wind farm control-oriented model of wakes.
Research Organization:
National Renewable Energy Lab. (NREL), Golden, CO (United States)
Sponsoring Organization:
USDOE Office of Energy Efficiency and Renewable Energy (EERE), Wind and Water Technologies Office (EE-4W)
Grant/Contract Number:
AC36-08GO28308
OSTI ID:
1371522
Report Number(s):
NREL/JA--5000-68396
Journal Information:
Journal of Physics. Conference Series, Journal Name: Journal of Physics. Conference Series Vol. 854; ISSN 1742-6588
Publisher:
IOP PublishingCopyright Statement
Country of Publication:
United States
Language:
English

References (10)

Application of a LES technique to characterize the wake deflection of a wind turbine in yaw journal December 2009
Evaluating techniques for redirecting turbine wakes using SOWFA journal October 2014
Experimental and theoretical study of wind turbine wakes in yawed conditions journal October 2016
A control-oriented dynamic wind farm flow model: “WFSim” journal September 2016
Lidar-based wake tracking for closed-loop wind farm control journal September 2016
Wind tunnel testing of wake control strategies conference July 2016
Wind tunnel testing of wake control strategies conference July 2016
Lidar-based wake tracking for closed-loop wind farm control collection January 2017
Field test of wake steering at an offshore wind farm journal January 2017
Lidar-based wake tracking for closed-loop wind farm control journal January 2017

Cited By (13)

Field investigation on the influence of yaw misalignment on the propagation of wind turbine wakes journal June 2018
Investigation of the near-wake behaviour of a utility-scale wind turbine journal January 2020
Improving the FLORIS wind plant model for compatibility with gradient-based optimization journal May 2017
Implementation and Analyses of Yaw Based Coordinated Control of Wind Farms journal April 2019
Investigation of the near-wake behaviour of a utility-scale wind turbine text January 2019
Wind sensing with drone-mounted wind lidars: proof of concept journal January 2020
Field test of wake steering at an offshore wind farm journal January 2017
Online model calibration for a simplified LES model in pursuit of real-time closed-loop wind farm control posted_content April 2018
Initial Results From a Field Campaign of Wake Steering Applied at a Commercial Wind Farm: Part 1 posted_content February 2019
A simulation study demonstrating the importance of large-scale trailing vortices in wake steering journal January 2018
Analysis of control-oriented wake modeling tools using lidar field results journal January 2018
Initial results from a field campaign of wake steering applied at a commercial wind farm – Part 1 journal January 2019
Online model calibration for a simplified LES model in pursuit of real-time closed-loop wind farm control text January 2018

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