1:70-Scale Model Testing of the Reference OpenSource Controller (ROSCO) on the IEA-Wind 15MW Reference Wind Turbine Including Floating Feedback: Preprint

Matthew Fowler, Eben Lenfest, Anthony Viselli, Andrew Goupee, Richard Kimball, Daniel Zalkind, Alan Wright, Roger Bergua, Lu Wang, Amy Robertson

Research output: Contribution to conferencePaper

Abstract

This paper presents results from the Floating Offshore-wind Controls Advanced Laboratory (FOCAL) Experimental campaign performed at the University of Maine's (UMaine's) Harold Alfond Wind/Wave Ocean Engineering Laboratory (W2). The project involves four Froude-scaled test campaigns considering the International Energy Agency (IEA) Wind 15MW Reference Wind Turbine deployed on the VolturnUS-S semi-submersible platform with tuned-mass damper (TMD) elements in the hull. The turbine employs real-time rotor torque and blade pitch control through the Reference OpenSource Controller (ROSCO), including the additional control strategies of ROSCO's thrust peak shaving and a floating feedback control loop. Results with the floating feedback control are considered in this paper and show a significant reduction in platform pitch motion and loads around the platform pitch natural frequency with minimal negative impact of rotor power quality.
Original languageAmerican English
Number of pages10
StatePublished - 2023
Event33rd International Ocean and Polar Engineering Conference - Ottawa, Canada
Duration: 19 Jun 202323 Jun 2023

Conference

Conference33rd International Ocean and Polar Engineering Conference
CityOttawa, Canada
Period19/06/2323/06/23

NREL Publication Number

  • NREL/CP-5000-85444

Keywords

  • controls
  • floating wind
  • model testing
  • wind energy
  • wind turbine

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