1. Wind turbine controller modeling (5 MW NREL) Wind Turbine Definition in SIMA 2. Wind turbine controller From reference 1: From reference 2: Torque versus speed response of the variable-speed controller Baseline Generator-Torque Controller 3. Transitional speed 25 (from DISCON.f90) Appendix C source code for the Control System DLL \(VS_{TrGnSp} = \frac{VS_{Slope25} - \sqrt{VS_{Slope25}*(VS_{Slope25} - 4.0*VS_{Rgn2K}*VS_{SySp})}}{2.0*VS_{Rgn2K}}\) 4. 18. Filter Period 5. References Jonkman, Jason et al. Definition of a 5-MW Reference Wind Turbine for Offshore System Development https://www.nrel.gov/docs/fy09osti/38060.pdf Jonkman, Jason. Definition of the floating System for Phase IV of OC3 https://www.nrel.gov/docs/fy10osti/47535.pdf