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David Rodríguez Piñeiro GSI Darmstadt PANDA Collaboration Meeting Turin 15. 06. 2009

David Rodríguez Piñeiro GSI Darmstadt PANDA Collaboration Meeting Turin 15. 06. 2009. EMC BW Endcap. Backward Endcap EMC. 1.– Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary. Backward Endcap EMC.

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David Rodríguez Piñeiro GSI Darmstadt PANDA Collaboration Meeting Turin 15. 06. 2009

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  1. David Rodríguez PiñeiroGSI DarmstadtPANDA Collaboration MeetingTurin15. 06. 2009 EMC BW Endcap

  2. Backward Endcap EMC 1.– Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  3. Backward Endcap EMC Extension of BW Endcap in Z Direction 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary It extends further backwards as compared to official drawings David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  4. Backward Endcap EMC Support Structure (I) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary DIN 1025-IPB360-1.0112 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  5. Backward Endcap EMC Support Structure (II) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary - Rails for placing - Order installation/ desensitization - Cylindrical space upstream - Interaction with beam pipe Rail David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  6. Backward Endcap EMC Support Structure (III) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Too Tight Placing the pump further David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  7. Backward Endcap EMC Support Structure (IV.a) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Stress Analysis 1 Ton Max Stress: 26,14 MPa Steel: Safety factor = 10 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  8. Backward Endcap EMC Support Structure (IV.b) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Deformation Analysis Vertical displacement 0,8 mm David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  9. Backward Endcap EMC Tracking Supplies (I) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  10. Backward Endcap EMC Tracking Supplies (II) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Held by 4 rollers in the common rail Available area = = 4x1350 = = 5400 mm2 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  11. Backward Endcap EMC Tracking Supplies (III.a) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Stress Analysis 3 mm Polyethylene Max Stress: 4,29 MPa Polyethylene: Safety factor > 5 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  12. Backward Endcap EMC Tracking Supplies (III.b) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Deformation Analysis 3 mm Polyethylene Max deformation < 1 mm David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  13. Backward Endcap EMC Tracking Supplies (IV.a) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Stress Analysis 1 mm Aluminium Max Stress: 66,04 MPa Aluminium: Safety factor > 4 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  14. Backward Endcap EMC Tracking Supplies (IV.b) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Ansys Stress Analysis 1 mm Aluminium Max deformation < 0,5 mm David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  15. Backward Endcap EMC ToF Supplies (I) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Space Reserved for ToF Supplies Gross Area > 16000 mm2 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  16. Backward Endcap EMC ToF Supplies (II) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Integrate ToF supplies Support into DIRC and Tracking Support David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  17. Backward Endcap EMC ToF & Tracking Supplies 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Posibility to switch the spaces for Tracking and ToF, depending on the needed area. David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  18. Backward Endcap EMC MVD Supplies (I) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary New proposal: Rectangular Shape David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  19. Backward Endcap EMC MVD Supplies (II) 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary • Better use of the space • Easier and safer insulation system • 24 crystals gain! • MVD Demand: 44000mm2 With this proposal: Free Area around Beam Pipe for MVD Supplies ~ 50000 mm2 David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  20. Backward Endcap EMC Summary 1. – Extension of BW Endcap in Z Direction 2.– Support Structure 3.– Tracking Supplies 4. – ToF Supplies 5. – MVD Supplies 6. – Summary Extension of BW in Z Direction: at least 1000 mm Supporting Structure:Advanced Space for Tracking Supplies:Feasible Space for ToF Supplies:To Be Determined Space for MVD Supplies:Rectangular Solution David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

  21. Backward Endcap EMC Thank you! Personal Contact: d.rodriguezpineiro@gsi.de Tel: +49 (0) 615971/1634 www-panda.gsi.de David Rodríguez Piñeiro - GSI Darmstadt - Turin Collaboration Meeting

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