1. AP1000 Chilled Water System
HVAC Systems
AP1000 Chilled Water System

2. Central Chilled Water System
VWS Design Basis
Containment Isolation: Safety-related, seismic, ASME III, 1E
Provides 40°F chilled water
VWS air-cooled chillers shall be designed for operation using outdoor air with a maximum summer design temperature of 115°F dry bulb / 85.5°F wet bulb and a minimum winter design temperature of -40°F based on 0% exceedance
VWS water-cooled chillers are designed for stable operation using Component Cooling Water System (CCS) water with a temperature range of 60 to 95°F.

3. Central Chilled Water System Sketch – High Capacity Subsystem

4. Central Chilled Water System Sketch – Low Capacity Subsystem

5. Containment Recirculation System

6. Containment Recirculation System
Ductwork and Fan Coil Units

7. HVAC Systems – Containment Filtration

8. Radiologically Controlled Area Ventilation System
Fuel Handling Area Subsystem

9. Radiologically Controlled Area Ventilation System (VAS)
Aux/Annex Building Subsystem