Robust Nonlinear Control Design with Proportional-Integral-Observer Technique [Elektronische Ressource] / Yan Liu. Gutachter: Steven Liu. Betreuer: Dirk Söffker

Robust Nonlinear Control Design withProportional-Integral-Observer TechniqueVon der Fakult¨at fu¨r Ingenieurwissenschaften,Abteilung Maschinenbau und Verfahrenstechnik derUniversit¨at Duisburg-Essenzur Erlangung des akademischen GradesDOKTOR–INGENIEURINgenehmigte DissertationvonYan LiuausLiaoning, VR ChinaReferent: Univ.-Prof. Dr.-Ing. Dirk S¨offkerKorreferent: Univ.-Prof. Dr.-Ing. Steven LiuTag der mu¨ndlichen Pru¨fung: 13. Januar 2011PrefaceThis doctoral thesis presents parts of the results from my research at the Chair Dynamicsand Control (SRS) at the University of Duisburg-Essen during 2006-2010.First of all, I would like to thank my supervisor Univ.-Prof. Dr.-Ing. Dirk Sffker foroffering me this chance to work on my dissertation at the Chair SRS in Germany, whichis not only significant for my scientific career but also very important for my personallife. I really appreciate his valuable input and comments related to my thesis, his zeal toengage me in intense scientific discussions and for his guidance in my chosen career path.Secondly, I would like to thank Univ.-Prof. Dr.-Ing. Steven Liu, my second supervisor,for assisting me with helpful discussions and giving me generous advice for my life aftergraduation.