... individual pitch and generator torque actuation simultaneously to meet both performance objectives: maximizing power and mitigating cyclic blade loads in region 2. variable speed gear wind turbines state-space methods torque control machine control fatigue control system synthesis 03...

... into the power network and present the advantages and disadvantages. wind power plants time series variable speed gear reactive power compensation In this paper, we simulated the electrical power systems of wind farms using data from wind farms in Lake Benton, Minnesota. We compared the field...

... turbulence fatigue mechanical variables control variable speed gear torque Much attention has been devoted to the fatigue design of larger horizontal axis wind turbines (HAWTs) operating in turbulent winds with a moderate vertical shear exponent in the range of 0.14 to 0.20. Opportunities...

... velocity control control system synthesis state feedback optimal control variable speed gear Optimal periodic control has seen rigorous mathematical treatment in the last few decades 9 with application to helicopter control 10 and more recently spacecraft orbit optimization 11 . Limited...

... also examined. These actuators could be tuned to achieve performance similar to that found with simple first-order actuator lag models 3 . wind turbines aerodynamics rotors variable speed gear turbogenerators machine theory 01 March 2001 01 June 2001 Contributed...