The reliable operation of water level control system for steam generator （ SG ） , the control objects of which have characteristics of highly complex and non-linear , is the key factor to guarantee the security and economy of nuclear power plant .According to emergent property produced by the interaction relevant elements of SG water level control system , the system theory and STAMP model were applied to analyze the system security and discover the potential risk factors affecting safe operation of the system .The method of applying systems ...
