1. ITER TBM MEETING March 2-4 2005 UCLA DCLL Module Design Prepared by M. Dagher UCLA P. Fogarty ORNL

2. Circuit 2 He Inlet Circuit 1 He Inlet Main He Supply Main He Return Top Plate He Inlet Bottom Plate He Inlet Pb-17Li Inlet Manifold Pb-17Li Return He Cooled First Wall Outer Back plate Fig xxx Top Plate

3. He Cooled First Wall Top Plate Outer Back Plate Inner Back Plate Bottom Plate Grid Plates Flow Separation Plates

4. Inner Back Plate Outer Back Plate Grid Plates Flow Separation Plates Grid Plates He Inlet Channels He Inlet Pipe He Return Line Grid Plates He Return Separation Plates He Return

5. 1940 Module Height 38 Top Plate 38 Bottom Plate 19.25 Channel Height TBM Pb-17Li Flow Schematic 80 PbLi Inlet

6. Inlet and outlet Pb-17Li manifold Pb-17Li Inlet Manifold FW He Coolant Channels Bottom Plate Flow Separation Plate Outer Back Plate Inner Back Plate

7. Pb-17Li Return Pipe Pb-17Li Flow Separation Plate Grid Plate

8. TBM He coolant Flow Schematic He Inlet Flow Inlet manifold Circuit 1 Outer Back Plate Inlet manifold Circuit 2 Inner back Plate Top Plate Bottom Plate FW He Coolant Circuit 1 5 Passes FW He Coolant Circuit 2 5 Passes Circuit 1Return Manifold Outer Back Plate Circuit 2 Return Manifold Inner Back Plate Grid Plates He Coolant Return Manifold Inner Back Plate Separation Plates He Coolant He Return Flow

9. Circuit 1 He Flow Channels Circuit 2 He Flow Channels Circuit 1 He Inlet Channels Circuit 1 He Outlet Channels Circuit 2 He Inlet Channels

10. View from the Rear of the Outer Back plate Showing only the Helium Coolant Manifolds He IN Outer back Plate

11. View from the Rear of the Inner Back plate Showing just the Helium Coolant Manifolds He Exit from Top plate Separation Plate He Exit from First Wall He Exit Plenum from Grid Plates He IN

12. Section through the top plate (He Flow Thru Top Plate into Grid plates and Separation Plates)

13. Poloidal Cross Section Thru Grid Plate He Inlet Flow From Top Plate To Grid Plate He Inlet Flow From Bottom Plate to Grid Plate He Return Flow From Grid Plate to Inner Back Plate

14. 15 Divider 305 Module Depth 38 First Wall 26 52 Back Plates 4 (typ wall) 30 (channel) 7 (channel) 120 PbLi OUT 80 PbLi IN 645 Module Width Helium Plenum (First Wall) Helium Plenum (First Wall – Lower Channel) 179.6 (typ 3 places) Helium Plenums (Top & Bottom Plates, Ribs & Dividers) Helium OUT Helium IN 15 Rib Module Cross Section at Midplane 7 (channel)