Lesson 3 3.2 Fuel Assemblies
  • Similar to PWR assemblies but with larger diameter rods/pellets (10.6 mm vs 8.2 mm)
  • Different type of Zircaloy used for cladding
  • Contains a central water-filled rod
  • Typically an 8 x 8 rod array
  • The whole assembly is encased in a Zircaloy shroud to confine the flow of water