Utility owners and operators of commercial nuclear power plants in the United States (U.S.) are and will be modernizing their nuclear power plants by performing a digital transformation involving design of an integrated set of systems that together enable a technology centric operating plant. The Plant Modernization Pathway of the U.S. Department of Energy Light Water Reactor Sustainability Program has a strategic action plan that lays the groundwork for a digital transformation of the nuclear industry. The model for this transformation is an advanced concept of operations, with an end point vision, "To achieve the maximum aggregate benefit enabled by this digital transformation." To achieve this, the digital infrastructure for a nuclear plant must be designed as an integrated set of systems that together enable a technology centric operating model.The digital transformation process obviously needs to involve technology considerations and systems engineering, but it also needs to include human and organizational expertise. Thus, human and organizational factors, including sociotechnical systems methods and techniques (e.g., Cognitive Systems Engineering, Systems Theoretic Accident Modeling and Processes, human systems integration, and Macroergonomics) need to be considered for digital transformation projects in order to effectively integrate human and organizational expertise efforts into the new work system that results from nuclear power plant digital modernization. That is, the work system is the basic unit of sociotechnical systems analysis and contains three components: personnel, technical, and organization and management. These components should be jointly optimized with respect to the interdependence of systems performance criteria of effectiveness, efficiency and safety. Joint optimization can be achieved through the application of three human and organization functions: knowledge representation, knowledge elicitation, and cross-functional integration. This report provides a strategic framework for effective integration of human and organizational expertise within nuclear power plant digital modernization efforts.
Westinghouse E l e c t r i c C o r p o r a t i o n P i t t s b u r g h , P e n n s y l v a n i a 15235
ABSTRACTTwo proposed s a f e t y parameter d i s p l a y s y s t e m s , o f t h e t y p e t o b e r e q u i r e d i n n u c l e a r power p l a n t c o n t r o l rooms, w e r e e v a l u a t e d u s i n g a t r a i n i n g s i m u l a t o r and e x p e r i e n c e d crews u n d e r g o i n g r e f r e s h e r t r a i n i n g . A d e c i s i o n a n a l y s i s approach w a s used.
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