[PDF][PDF] Symmetric grey box identification and distributed beam-based controller design for free-electron lasers

S Pfeiffer - 2014 - tore.tuhh.de
Abstract The European X-ray Free-Electron Laser (XFEL) at the Deutsches Elektronen
Synchtrotron (DESY) in Hamburg will, starting in 2015, open up completely new research …

Modeling and control of a flexible rotor system with AMB-based sustentation

I Arredondo, J Jugo, V Etxebarria - ISA transactions, 2008 - Elsevier
In this work the modeling and basic control design process of a rotary flexible spindle
hovered by Active Magnetic Bearings (AMB) whose good capabilities for machine-tool …

Nonlinear modelling and analysis of active magnetic bearing systems in the harmonic domain: a case study

J Jugo, I Lizarraga, I Arredondo - IET Control Theory & Applications, 2008 - IET
The methodology for the nonlinear modelling and analysis of active magnetic bearing (AMB)
systems in the harmonic domain (HD) is presented. This approach is based on the HD …

2-DOF controller design for precise positioning a spindle levitated with active magnetic bearings

I Arredondo, J Jugo - European Journal of Control, 2012 - Elsevier
This article describes the design of a high performance 2-DOF controller for an
electromechanical system consisting of a rotary flexible spindle hovered by Active Magnetic …

Grey box identification for the free electron laser flash exploiting symmetries of the rf-system

S Pfeiffer, C Schmidt, G Lichtenberg… - IFAC Proceedings Volumes, 2011 - Elsevier
Appropriate models are essential to achieve high performance control for particle
accelerators, which are the basis for free electron lasers. This papers deals with a significant …

Stability analysis and robust control design on an AMB system

I Arredondo, J Jugo - 2007 46th IEEE Conference on Decision …, 2007 - ieeexplore.ieee.org
This paper describes a stability analysis and a H infin robust control design for an
electromechanical system consisting of a rotary flexible spindle hovered by active magnetic …

Nonlinear analysis of an AMB system using harmonic domain LTV models

J Jugo, I Lizarraga, I Arredondo - 2006 IEEE Conference on …, 2006 - ieeexplore.ieee.org
Although the AMB technology has important advantages mainly due to the lack of
mechanical friction, its nonlinear nature complicates the design and control of such systems …

Modelización, análisis y control de sistemas de cojinetes magnéticos activos

I Arredondo, J Jugo, S Alonso-Quesada… - … de Automática e …, 2008 - Elsevier
En este estudio se presentan el modelado, diseño de control, análisis de robustez y
procedimiento de reducción activa de vibraciones de un sistema consistente en un eje …

Modelling of a flexible rotor MagLev system

I Arredondo, J Jugo, V Etxebarria - 2006 American Control …, 2006 - ieeexplore.ieee.org
This paper describes the modelling process of a mechanical system consisting of a rotary
flexible spindle hovered by active magnetic bearings (AMB), whose potential uses in the …

Identification of Time-Delayed Second-Order Unstable Systems with Two Rhp Poles and No Zeros

R Yerolla, CS BESTA - papers.ssrn.com
New methods for identifying the model parameters of a pure unstable second-order system
with time delay (two right-hand side poles without zero) using the closed-loop response are …