Networked control approaches for a nuclear power plant pressurizer subsystem* *This work is supported by the Control Engineering Research Group of HAS at Budapest University of Technology and Economics. The support of the Hungarian National Office for Research and Technology through grants TECH 08-A2/2-2008-0088 is gratefully acknowledged. This research work has been partially supported by the Hungarian Scientific Research Fund through grant no. K67625. G.S. is a grantee of the Bolyai János Research Scholarship of the Hungarian Academy of Sciences. The authors gratefully acknowledge the continuous support of the members of the INC Refurbishment Project at the Paks Nuclear Power Plant. The authors also thank István Varga at the Systems and C