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Optimal Output Feedback H∞ Torque Control of a Wind Turbine Rotor using a Parametrically Scheduled Model

Dana Martin, Kathryn Johnson, Christopher Bay, Daniel Zalkind, Lucy Pao, Meghan Kaminski, Eric Loth
2018 Wind Energy Science Discussions  
For such applications, Linear Parameter Varying (LPV) control provides a state-space approach to designing nonlinear controllers with robust performance.  ...  A robust matrix inequality synthesis of an <i>H</i><sub>&amp;infin;</sub> based performance LPV controller using a parametrically varying model will be developed with the goal of obtaining a torque controller  ...  LPV controller using H ∞ performance specifications for below-rated operation with the aim of increasing power capture at low wind speeds and reducing component loads.  ... 
doi:10.5194/wes-2018-27 fatcat:dgp6edgpijb37opr7xnmz2naaa

Piloted Simulation Study Comparing Classical, H-infinity, and Linear Parameter-Varying Control Methods

Daniel J. Alvarez, Bei Lu
2011 Journal of Guidance Control and Dynamics  
The H,, control design is dealt with using the MATLAB Robust Control Toolbox [15]. C. LPV Control Design LPV control theory is an extension of H.. control theory.  ...  (p) D,(p) |} y If there exist positive definite matrices R and S such that the following LMIs Bp K(p) Fig. 5 General framework for LPV control design.  ... 
doi:10.2514/1.50198 fatcat:g5u3zd5y6nfvbpgrumbspz3u6i

Design Tradeoffs of Wind Turbine Preview Control

Ahmet Arda Ozdemir, Peter Seiler, Gary J. Balas
2013 IEEE Transactions on Control Systems Technology  
Recent work has demonstrated the benefits of preview wind measurements for turbine control.  ...  These analytical results are compared with the performance of an H∞ preview controller simulated on a higher fidelity, nonlinear turbine model with realistic wind sensor models.  ...  RL-0010-12 entitled "Design Tools for Multivariable Control of Large Wind Turbines."  ... 
doi:10.1109/tcst.2013.2261069 fatcat:sfcew63o2vgafankxsmb6s5i4e

Sustainable Aviation Electrification: A Comprehensive Review of Electric Propulsion System Architectures, Energy Management, and Control

Jinning Zhang, Ioannis Roumeliotis, Argyrios Zolotas
2022 Sustainability  
Then, the challenges and technical barriers of electrified aircraft propulsion control system design are discussed, followed by a summary of the control methods frequently used in aircraft propulsion systems  ...  This review paper aims to provide a comprehensive and broad-scope survey of the recent progress and development trends in sustainable aviation electrification.  ...  The H-infinity output tracking problem for aero-engines with a model representation of switched linear-parametervarying (LPV) systems is also investigated.  ... 
doi:10.3390/su14105880 fatcat:3ympviy5k5faplzoi5qgwuz5bu

LPV analysis and control using fast iterative solutions to rationally parametric Lyapunov and Riccati equations

J K Rice, M Verhaegen
2010 Proceedings of the 2010 American Control Conference  
We consider the problem of analysis and control of Linear Parameter Varying(LPV) systems.  ...  With regard to such problems, solving rationally parametric Lyapunov and Riccati equations for parametric matrices often arises.  ...  2] , steam generators for nuclear power plants [3] , biomedical applications [4] , web servers [5] , and bicycles [6] .  ... 
doi:10.1109/acc.2010.5530667 fatcat:4pm7y2a5nnf33ghtmmmlgne4nu

Tensor networks for MIMO LPV system identification

Bilal Gunes, Jan-Willem van Wingerden, Michel Verhaegen
2018 International Journal of Control  
In this paper, we present a novel multiple input multiple output (MIMO) linear parameter varying (LPV) state-space refinement system identification algorithm that uses tensor networks.  ...  Its novelty mainly lies in representing the LPV sub-Markov parameters, data and state-revealing matrix condensely and in exact manner using specific tensor networks.  ...  This model can then be used to design a controller. Several methods exist, which can be divided in two different ways.  ... 
doi:10.1080/00207179.2018.1501515 fatcat:jwqlbnodendlbepyzn37ficaoe

Optimized state feedback regulation of 3DOF helicopter system via extremum seeking

Rini Akmeliawati, Safanah M. Raafat
2013 2013 9th Asian Control Conference (ASCC)  
Tanyer; Enver Tatlicioglu*; Erkan Zergeroglu A Simulation Study of GPS/INS Integration for Use in ACC/CACC and HAD Ilker Altay*; Bilin Aksun Guvenc; Levent Guvenc 526 H infinity loop shaping for  ...  Design and application of gain-scheduling control for a Hover: parametric H loop shaping approach Renan Pereira* 555 Time-Varying Formation control for Nonholonomic Wheeled Mobile Robots via Synchronization  ... 
doi:10.1109/ascc.2013.6606363 dblp:conf/ascc/AkmeliawatiR13 fatcat:l7enyvdgurhpdl6yetwsst3u7y

Comparison of Typical Controllers for Direct Yaw Moment Control Applied on an Electric Race Car

Andoni Medina, Guillermo Bistue, Angel Rubio
2021 Vehicles  
The state-of-the-art literature covers the comparison of various controllers (PID, LPV, LQR, SMC, etc.) using ISO manoeuvres.  ...  Controlling the torque applied to each wheel can improve the handling performance of a vehicle making it safer and faster on a race track.  ...  Acknowledgements: Especial thanks to Barys Shyrokau from TU Delft and to the research group Intelligent Vehicles for their support. Thanks to Manu Salazar for his help with the graphical abstract.  ... 
doi:10.3390/vehicles3010008 fatcat:a5nfgtgmlrdfdeyvymy3lr6n5q

Feedforward Control for Wind Turbine Load Reduction with Pseudo-LIDAR Measurement

Jie Bao, Hong Yue, William E. Leithead, Ji-Qiang Wang
2018 International Journal of Automation and Computing  
A gain-scheduled feedforward controller, based on pseudo-LIDAR (light detection and ranging) wind speed measurement, is designed to augment the baseline feedback controller for wind turbine′s load reduction  ...  The pseudo-LIDAR measurement data are generated from a commercial software -Bladed using a designed sampling strategy.  ...  Feedforward control design Baseline control system A previously developed 5 MW wind turbine model is used for simulation study.  ... 
doi:10.1007/s11633-017-1103-x fatcat:jbjgm5bvanasfe75k4ldcr4apm

FIXED – ORDER AND STRUCTURE H∞ CONTROL WITH MODEL BASED FEEDFORWARD FOR ELASTIC WEB WINDING SYSTEMS

Dominique Knittel, Didier Henrion, Marc Millstone, Marc Vedrines
2007 IFAC Proceedings Volumes  
for web winding systems.  ...  The Hcontrol strategies with additive feedforward have been validated on a nonlinear simulator identified on a 3-motor winding test bench.  ...  Distributed industrial control scheme for a winding process Fig. 3 . 3 without the vectors H i . Model M o gives the desired transfer function T yr .  ... 
doi:10.3182/20070723-3-pl-2917.00021 fatcat:dgyqjnsmxzas3as2s4itaekciy

Load control optimization method for offshore wind turbine based on LTR

Shize Tang, De Tian, Mingyue Huang, Bei Li, Lizhuang Tao
2021 Energy Reports  
First, a loworder wind turbine state-space model is derived which is suitable for the design of pitch controller and compared with the linearized model from GH Bladed to verify the rationality of the deduced  ...  Therefore, a pitch controller without sensor is proposed to achieve the coordinated control of tower load and output power.  ...  Acknowledgment Thanks to the National Key R&D Program of China (2018YFB1 501304) for funding support of this research.  ... 
doi:10.1016/j.egyr.2021.07.009 fatcat:acwww7ppaffjrcwwd7skclzi3i

Advanced and Innovative Optimization Techniques in Controllers: A Comprehensive Review

Aditya Tiwary
2021 International Journal on Recent and Innovation Trends in Computing and Communication  
In AC–DC converters, the input current shaping for power factor correction posts a constraint.  ...  But, several brilliant commercial controllers are demonstrated for boost and fly back converters to achieve almost perfect power factor correction.  ...  cascaded controllers, sliding mode controller (SMC), tilt-integral-derivative controllers, H-infinity controller and other recently developed controllers [43] .  ... 
doi:10.17762/ijritcc.v9i3.5469 fatcat:7wcd55jkgbas5eojbfaxkxfunu

Robust H¿ Fixed Order Control Strategies for Large Scale Web Winding Systems

Dominique Knittel, Marc Vedrines, Didier Henrion, Prabhakar Pagilla
2006 IEEE International Symposium on Intelligent Control  
Different Hcontrol strategies with additive feedforward have been validated on a nonlinear simulator identified on a 3-motor winding test bench.  ...  This paper presents centralized and decentralized fixed order Hcontroller results with model based feedforward for web winding systems which provide improved web tension and velocity regulation.  ...  Burke, A. S. Lewis and M. L. Overton for showing interest in solving control problems. Our special thanks go to M. L.  ... 
doi:10.1109/isic.2006.285637 fatcat:xnky3ezo5zesva3hljg6kvpsji

Sampling Optimal Control Based on Discrete Error Expanded System for Carrier Landing

Jie WANG, Wen-hai WU, Yang ZHANG, Yang GAO
2017 DEStech Transactions on Engineering and Technology Research  
This method is used to design the landing continuous dynamics optimal controller under sampling.  ...  The existing literature has not considered the discrete sampling of carrier landing control, but in fact the discrete sampling has a great influence on the control performance of the system.  ...  There are many methods to design carrier landing control law.Subrahmanyam [1] , Yu Y [2] designed F/A-18A automatic Carrier Landing System using H-infinity control, and results showed that the error  ... 
doi:10.12783/dtetr/icmca2017/12344 fatcat:uhpwsxxsurcbhibjsjpxcztoxi

Advanced Control Techniques for the Transonic Phase of a Re-Entry Flight [chapter]

Gianfranco Morani, Giovanni Cuciniello, Federico Corraro, Adolfo Sollazzo
2011 Challenges and Paradigms in Applied Robust Control  
-synthesis framework The brief discussion of previous paragraph has shown how to design an Hcontroller starting from a generalized plant.  ...  Another powerful nonlinear design is Feedback Linearization which transforms a generic non linear system into an equivalent linear system, through a change of variables and a suitable control input (Bharadwaj  ...  Book contains a broad range of well worked out, recent application studies which include but are not limited to H-infinity, sliding mode, robust PID and fault tolerant based control systems.  ... 
doi:10.5772/18000 fatcat:5vjj4ddsyng2jp5ahzj3wc3i2m
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