D. S. Zalkind, L. Y. Pao, D. P. Martin, and K. E. Johnson, "Models Used for the Simulation and Control of a Segmented, Ultralight Morphing Rotor," Proc. IFAC World Congress, Toulouse, France, pp. 4564-4569, July 2017.
J. W. van Wingerden, L. Y. Pao, J. Aho, P. Fleming, "Active Power Control of Waked Wind Farms," Proc. IFAC World Congress, Toulouse, France, pp. 4570-4577, July 2017.
D. P. Martin, K. E. Johnson, D. S. Zalkind, and L. Y. Pao, "LPV-Based Torque Control for an Extreme-Scale Morphing Wind Turbine Rotor," Proc. American Control Conf., Seattle, WA, pp. 1383-1388, May 2017.
B. M. Doekemeijer, S. Boersma, L. Y. Pao, and J. W. van Wingerden, "Ensemble Kalman Filtering for Wind Field Estimation in Wind Farms," Proc. American Control Conf., Seattle, WA, pp. 19-24, May 2017.
F. Dunne and L. Y. Pao, "Optimal Blade Pitch Control with Realistic Preview Wind Measurements," Wind Energy, 19(12): 2153-2169, Dec. 2016.
B. M. Doekemeijer, J. W. van Wingerden, S. Boersma, and L. Y. Pao, "Enhanced Kalman Filtering for a 2D CFD NS Wind Farm Flow Model," J. Physics: Conf. Series: Proc. Science of Making Torque from Wind, Munich, Germany, 11 pages, Oct. 2016.
D. Zalkind and L. Y. Pao, "The Fatigue Loading Effects of Yaw Control for Wind Plants," Proc. American Control Conf., Boston, MA, pp. 537-542, July 2016.
S. Shajiee, L. Y. Pao, A. Najafi, and R. McLeod, "Computational Closed-Loop Controller Design for Active De-Icing Using Distributed Resistive Heaters and Temperature Sensors," Proc. American Control Conf., Boston, MA, pp. 3194-3199, July 2016.
P. Fleming, J. Aho, P. M. O. Gebraad, L. Y. Pao, and Y. Zhang, "Simulation Study of Active Power Control in Wind Plants," Proc. American Control Conf., Boston, MA, pp. 1413-1420, July 2016.
F. Dunne, J. Aho, and L. Y. Pao, "Analysis of Gain-Scheduling Implementation for the NREL 5-MW Turbine Blade Pitch Controller," Proc. American Control Conf., Boston, MA, pp. 3188-3193, July 2016.
J. Aho, P. Fleming, and L. Y. Pao, "Active Power Control of Wind Turbines for Ancillary Services: A Comparison of Pitch and Torque Control Methodologies," Proc. American Control Conf., Boston, MA, pp. 1407-1412, July 2016.
E. Simley, N. Angelou, T. Mikkelsen, M. Sjoholm, J. Mann, and L. Y. Pao, "Characterization of Wind Velocities in the Upstream Induction Zone of a Wind Turbine using Scanning Continuous-Wave Lidars," J. Renewable and Sustainable Energy, 8(1), 013301, pp. 1-26, Jan. 2016.
P. Fleming, J. Aho, A. D. Buckspan, E. Ela, Y. Zhang, V. Gevorgian, A. Scholbrock, L. Pao, and R. Damiani, "Effects of Power Reserve Control on Wind Turbine Structural Loading," Wind Energy, 19(3): 453-469, Mar. 2016.
E. Simley and L. Y. Pao, "Evaluation of a Wind Speed Estimator for Hub-Height and Shear Components," Wind Energy, 19(1): 167-184, Jan. 2016.
P. M. O. Gebraad, F. W. Teeuwisse, J. W. van Wingerden, P. A. Fleming, S. D. Ruben, J. R. Marden, and L. Y. Pao, "Wind Plant Power Optimization through Yaw Control Using a Parametric Model for Wake Effects,"Wind Energy, 19(1): 95-114, Jan. 2016.
D. Schlipf, E. Simley, F. Lemmer, L. Pao, P. W. Cheng, "Collective Pitch Feedforward Control of Floating Wind Turbines Using Lidar," J. Ocean and Wind Energy, 2(4): 223-230, Nov. 2015.
E. Simley and L. Y. Pao, "A Longitudinal Spatial Coherence Model for Wind Evolution based on Large-Eddy Simulation," Proc. American Control Conf., Chicago, IL, pp. 3708-3714, July 2015.
D. Schlipf, E. Simley, F. Lemmer, L. Pao, P. W. Cheng, "Collective Pitch Feedforward Control of Floating Wind Turbines Using Lidar," Proc. Intl. Soc. Offshore and Polar Engineers, Kona, HI, June 2015.
S. Shajiee, L. Y. Pao, and R. R. McLeod, "Optimizing the Layout of Heaters for Distributed Active De-icing of Wind Turbine Blades," Wind Engineering, Vol. 38(6): 587-600, Dec. 2014.
S. Shajiee, L. Y. Pao, and R. R. McLeod, "Monitoring Ice Accumulation and Active De-Icing Control of Wind Turbine Blades," chapter in Wind Turbine Control and Monitoring, Springer, Advances in Industrial Controlseries, edited by N. Luo, Y. Vidal, and L. Acho, 2014, ISBN 978-3-319-08412-1.
J. Aho, L. Pao, P. Fleming, and E. Ela, "Controlling Wind Turbines for Secondary Frequency Regulation: An Analysis of AGC Capabilities under New Performance Based Compensation Policy," Proc. Wind Integration Workshop, Berlin, Germany, Nov. 2014.
L. Y. Pao, "Active Power Control of Wind Power Plants for Grid Integration," article in Encyclopedia of Systems and Control, edited by J. Baillieul and T. Samad, DOI 10.1007/978-1-4471-5102-9_272-1, Springer-Verlag London 2014.
I. P. Girsang, J. S. Dhupia, E. Muljadi, M. Singh, and L. Y. Pao, "Gearbox and Drivetrain Models to Study Dynamic Effects of Modern Wind Turbines," IEEE Trans. Industry Applications, 50(6): 3777-3786, Nov. 2014.
J. R. Marden, H. P. Young, and L. Y. Pao, "Achieving Pareto Optimality through Distributed Learning," SIAM J. Control & Optimization, 52(5): 2753-2770, Oct. 2014. Recipient of the 2015 SIAM Journal on Control and Optimization Best Paper Prize.
E. Simley, L. Y. Pao, P. M. O. Gebraad, and M. Churchfield, "Investigation of the Impact of the Upstream Induction Zone on LIDAR Measurement Accuracy for Wind Turbine Control Applications using Large-Eddy Simulation," Proc. Science of Making Torque from Wind, Lyngby, Denmark, 10 pages, June 2014.
P. M. O. Gebraad, F. W. Teewisse, J. W. van Wingerden, P. A. Fleming, S. D. Ruben, J. R. Marden, and L. Y. Pao, "A Data-Driven Model for Wind Plant Power Optimization by Yaw Control," Proc. American Control Conf., Portland, OR, pp. 3140-3146, June 2014.
F. Dunne, L. Y. Pao, D. Schlipf, and A. Scholbrock, "Importance of Lidar Measurement Timing Accuracy for Wind Turbine Control," Proc. American Control Conf., Portland, OR, pp. 3728-3733, June 2014.
E. Simley, L. Y. Pao, R. Frehlich, B. Jonkman, and N. Kelley. "Analysis of Light Detection and Ranging Wind Speed Measurements for Wind Turbine Control," Wind Energy, 17(3): 413-433, March 2014; first published in Wiley Online Library in Feb. 2013.
E. Simley and L. Y. Pao, "Design and Evaluation of a Wind Speed Estimator for Hub-Height and Shear Components," Proc. 9th PhD Seminar on Wind Energy in Europe, Gotland, Sweden, 5 pages, Sept. 2013.
I. Girsang, J. Dhupia, E. Muljadi, M. Singh, and L. Pao, "Gearbox and Drive-Train Models for Studying the Dynamic Effects of Modern Wind Turbines," Proc. IEEE Energy Conversion Congress & Exposition, Denver, CO, pp. 874-881, Sept. 2013. Also published as a NREL report.
J. Aho, A. D. Buckspan, F. Dunne, and L. Y. Pao, "Controlling Wind Energy for Utility Grid Reliability," ASME Dynamic Systems and Control Magazine, 1(3): 4-12, Sept. 2013.
J. R. Marden, S. D. Ruben, and L. Y. Pao. "A Model-Free Approach to Wind Farm Control using Game Theoretic Methods," IEEE Trans. Control Systems Technology, 21(4): 1207-1214, July 2013.
E. Simley and L. Y. Pao, "Reducing Lidar Wind Speed Measurement Error with Optimal Filtering," Proc. American Control Conf., Washington, D.C., pp. 621-627, June 2013.
S. Shajiee, L. Y. Pao, P. N. Wagner, E. D. Moore, and R. R. McLeod, "Direct Ice Sensing and Localized Closed-Loop Heating for Active De-icing of Wind Turbine Blades," Proc. American Control Conf., Washington, D.C., pp. 634-639, June 2013.
J. H. Laks, E. J. Simley and L. Y. Pao, "Spectral Models for Evaluating the Effect of Wind Evolution on Wind Turbine Preview Control," Proc. American Control Conf., Washington, D.C., pp. 3679-3685, June 2013.
F. Dunne, and L. Pao, "Benefit of Wind Turbine Preview Control as a Function of Measurement Coherence and Preview Time," Proc. American Control Conf., Washington, D.C., pp. 647-652, June 2013.
A. D. Buckspan, L. Y. Pao, J. P. Aho, and P. Fleming, "Stability Analysis of a Wind Turbine Active Power Control System," Proc. American Control Conf., Washington, D.C., pp. 1420-1425, June 2013.
J. P. Aho, L. Y. Pao, J. Hauser, and A. D. Wright, "Optimal Trajectory Tracking Control for Wind Turbines During Operating Region Transitions," Proc. American Control Conf., Washington, D.C., pp. 1426-1431, June 2013.
E. Simley and L. Y. Pao, "Correlation Between Rotating LIDAR Measurements and Blade Effective Wind Speed," Proc. AIAA Aerospace Sciences Meeting, Grapevine, TX, 15 pages, Jan. 2013.
J. Aho, L. Pao, A. Buckspan, and P. Fleming, "A Novel Active Power Control System for Wind Turbines Capable of AGC and Primary Response," Proc. AIAA Aerospace Sciences Meeting, Grapevine, TX, 13 pages, Jan. 2013.
D. Schlipf, L. Y. Pao, and P. W. Cheng, "Comparison of Feedforward and Model Predictive Control of Wind Turbines Using LIDAR," Proc. IEEE Conf. Decision and Control, Maui, HI, pp. 3050-3055, Dec. 2012.
J. R. Marden, H. P. Young, and L. Y. Pao, "Achieving Pareto Optimality through Distributed Learning," Proc. IEEE Conf. Decision and Control, Maui, HI, pp. 7419-7424, Dec. 2012.
J. Laks, L. Y. Pao, and S. Shajiee, "A Comparison of Multi-Blade Coordinate and Direct Techniques for Asymptotic Rejection of Simultaneous Blade Load and Speed Disturbances in Wind Turbines," Proc. IEEE Conf. Decision and Control, Maui, HI, pp. 2557-2562, Dec. 2012.
A. Buckspan, J. Aho, P. Fleming, Y. Jeong, and L. Pao, "Combining Droop Curve Concepts with Control Systems for Wind Turbine Active Power Control," Proc. IEEE Symp. Power Electronics and Machines in Wind Applications, Denver, CO, 8 pages, July 2012. Also published as a NREL report.
J. Aho, A. Buckspan, J. Laks, P. Fleming, Y. Jeong, F. Dunne, M. Churchfield, L. Pao, and K. Johnson, "A Tutorial of Wind Turbine Control for Supporting Grid Frequency through Active Power Control," Proc. American Control Conf., Montreal, Canada, pp. 3120-3131, June 2012. Also published as a NREL report.
E. Simley, L. Y. Pao, and E. G. Patton, "Simulation of LIDAR Wind Speed Measurements for Wind Turbine Control Applications in an Evolving LES Wind Field," Proc. Int. Symp. Adv. Boundary-Layer Remote Sensing (ISARS), Boulder, CO, 4 pages, June 2012.
E. Simley, L. Y. Pao, N. Kelley, B. Jonkman, and R. Frehlich, "LIDAR Wind Speed Measurements of Evolving Wind Fields," Proc. AIAA Aerospace Sciences Meeting, Nashville, TN, 19 pages, Jan. 2012.
S. Shajiee, P. Wagner, L. Y. Pao, and R. R. McLeod, "Development of Novel Ice Sensing and Active De-icing Method for Wind Turbines," Proc. AIAA Aerospace Sciences Meeting, Nashville, TN, 15 pages, Jan. 2012.
J. R. Marden, S. D. Ruben, and L. Y. Pao, "Surveying Game Theoretic Approaches for Wind Farm Optimization," Proc. AIAA Aerospace Sciences Meeting, Nashville, TN, 10 pages, Jan. 2012.
J. Laks and L. Y. Pao, "LIDAR-Enabled Global Set-point Scheduling for Model Predictive Control of Wind Turbines," Proc. AIAA Aerospace Sciences Meeting, Nashville, TN, 18 pages, Jan. 2012.
F. Dunne, D. Schlipf, L. Y. Pao, A. D. Wright, B. Jonkman, N. Kelley, and E. Simley, "Comparison of Two Independent Lidar-Based Pitch Control Designs," Proc. AIAA Aerospace Sciences Meeting, Nashville, TN, 19 pages, Jan. 2012.
J. Laks, L. Y. Pao, and A. Alleyne, "Comparison of Wind Turbine Operating Transitions using Iterative Learning Control," Proc. American Control Conf., San Francisco, CA, pp. 4312-4319, June 2011.
J. Laks, L. Y. Pao, A. D. Wright, N. Kelley, and B. Jonkman, "The Use of Preview Wind Measurements for Blade Pitch Control," IFAC J. Mechatronics, 21(4): 668-681, June 2011.
F. Dunne, L. Y. Pao, A. D. Wright, B. Jonkman, and N. Kelley, "Adding Feedforward Blade Pitch Control to Standard Feedback Controllers for Load Mitigation in Wind Turbines," IFAC J. Mechatronics, 21(4): 682-690, June 2011.
L. Y. Pao and K. E. Johnson, "Control of Wind Turbines: Approaches, Challenges, and Recent Developments," IEEE Control Systems Magazine, 31(2): 44-62, April 2011.
E. Simley, L. Y. Pao, R. Frehlich, B. Jonkman, and N. Kelley, "Analysis of Wind Speed Measurements Using Continuous Wave LIDAR for Wind Turbine Control," Proc. AIAA Aerospace Sciences Meeting, Orlando, FL, 16 pages, Jan. 2011.
J. Laks, L. Y. Pao, E. Simley, A. D. Wright, N. Kelley, and B. Jonkman, "Model Predictive Control Using Preview Measurements from LIDAR," Proc. AIAA Aerospace Sciences Meeting, Orlando, FL, 20 pages, Jan. 2011.
F. Dunne, L. Y. Pao, A. D. Wright, B. Jonkman, N. Kelley, and E. Simley, "Adding Feedforward Blade Pitch Control for Load Mitigation in Wind Turbines: Non-Causal Series Expansion, Preview Control, and Optimized FIR Filter Methods," Proc. AIAA Aerospace Sciences Meeting, Orlando, FL, 17 pages, Jan. 2011.
J. Laks, L. Y. Pao, A. D. Wright, N. Kelley, and B. Jonkman, "Blade Pitch Control with Preview Wind Measurements," Proc. AIAA Aerospace Sciences Meeting, Orlando, FL, 24 pages, Jan. 2010.
F. Dunne, L. Y. Pao, A. D. Wright, B. Jonkman, and N. Kelley, "Combining Standard Feedback Controllers with Feedforward Blade Pitch Control for Load Mitigation in Wind Turbines," Proc. AIAA Aerospace Sciences Meeting, Orlando, FL, 18 pages, Jan. 2010.
K. E. Johnson, L. J. Fingersh, L. Y. Pao, and M. J. Balas, "Adaptive Torque Control of Variable Speed Wind Turbines for Increased Region 2 Energy Capture," Proc. ASME Wind Energy Symposium, Reno, NV, Jan. 2005.
K. E. Johnson, L. Y. Pao, M. J. Balas, V. Kulkarni, and L. J. Fingersh, "Stability Analysis of an Adaptive Torque Controller for Variable Speed Wind Turbines," Proc. IEEE Conf. Decision and Control, Paradise Island, Bahamas, pp. 4087-4094, Dec. 2004.
