Science and Technology of Nuclear Installations

Research Article

Design Change and Operational Consideration of the HVAC System during Nuclear Power Plant Decommissioning

Table 1

HVAC systems reclassified for decommissioning.
HVAC systemOperation requiredImmediate demolitionModification required
Transition periodDecommission-ing phase
PrimaryControl room√  √
ECCS equipment area  √ 
RCB√√ √
RCB purge√√ √
Aux building√  √
Compound building√   
Fuel handling building√   
C-1E electrical equipment area  √ 
ESW intake structure√   
SecondaryTurbine generator building√√ √
Miscellaneous building√   
Cold machine shop√   
CW intake structure√   
Low and medium rad waste interim building√√  
Technical support centre  √