3 Month Progress Update G. Lolov TSD Meeting 13 December 2018 - - PowerPoint PPT Presentation

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3 Month Progress Update G. Lolov TSD Meeting 13 December 2018 - - PowerPoint PPT Presentation

Nov 06, 2022 124 likes •351 views

3 Month Progress Update G. Lolov TSD Meeting 13 December 2018 NOvA Installation Issues Recap Issue with push pull rod, plunger was hitting the stop Hanger couldnt align correctly with draw bar on module Push pull rod was bent 2

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SLIDE 1
  • G. Lolov

TSD Meeting 13 December 2018

3 Month Progress Update

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SLIDE 2

NOvA Installation Issues Recap

George Lolov | 3 Month Progress Update 2

  • Issue with push pull rod, plunger was hitting the stop
  • Hanger couldn’t align correctly with draw bar on module
  • Push pull rod was bent

12/13/2018

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SLIDE 3

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Target Carrier Ramp

  • 2”x1” 80/20 for frame, 2”x2” 80/20 for supports
  • Angled at 3.34349° like the target will be
  • Side Guards for guidance
  • 120 lbs estimated, can hang on wall

Supports Side Guards

George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 4

Hanger Positioner

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  • Plugs thread into hangers
  • 80/20 2”x2” bars slot into plugs
  • Optional set screw to fix bars

Plug Bars slot in Set Screw

George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 5

Installation Procedure

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1) Place target carrier on ramp

George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 6

Installation Procedure

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2) Adjust hangers using a level so that they are parallel to ground

George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 7

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Installation Procedure

3) Grease plugs and thread in, then slot in the bar assembly to check if hanger adjustment is correct

George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 8

Fully Assembled View

12/13/2018 8 George Lolov | 3 Month Progress Update

Ramp Hanger Positioner Mock Carrier

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SLIDE 9

Pre-Installation Checklist

9 George Lolov | 3 Month Progress Update 12/13/2018

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SLIDE 10

Stripline Shielding Blocks Fastener Failure

12/13/2018 10

  • Stud Bolts experienced fracture during preload
  • Torsional failure due to galling

George Lolov | 3 Month Progress Update

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SLIDE 11

12/13/2018 11

Stripline Shielding Blocks Fastener Failure

Conclusion: Use ARP Fastener Lubricant to prevent galling

George Lolov | 3 Month Progress Update

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SLIDE 12

Stripline Airflow Testing

12/13/2018 12

  • Goal: Increase cooling on stripline to allow for move up to 1 MW

Cooling Curve Test Pressure Test

  • Heated up coupon, turned on fans
  • Derived convection coefficient

George Lolov | 3 Month Progress Update

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SLIDE 13

New Diverter Design: Inlet

12/13/2018 13

  • 4 sheet metal sheets curved into quarter-ellipses
  • Inlet area doubled from previous design

Old Design New Design

George Lolov | 3 Month Progress Update

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SLIDE 14

12/13/2018 14

New Diverter Design: Outlet

  • Made openings 2x as large

since inlet area doubled

  • Centered openings

between stripline flags

George Lolov | 3 Month Progress Update

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SLIDE 15

Full Diverter Assembly

12/13/2018 15

Outlet Inlet Mounting Bracket

George Lolov | 3 Month Progress Update

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SLIDE 16

BnB Mechanical Model

12/13/2018 16

  • One of the coax cables for the BPMs failed
  • Research more radiation resistant coax cables/connectors
  • Kapton
  • Ceramics
  • Design a mechanical model to make replacing cables

easier

George Lolov | 3 Month Progress Update

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SLIDE 17

Coax Cable Assembly

12/13/2018 17

Coax Connectors Guide Plates Coax Cable Assemblies

George Lolov | 3 Month Progress Update

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SLIDE 18

Coax Cable Assembly

12/13/2018 18

Coax Cables Hex Adapters SS Pipes

George Lolov | 3 Month Progress Update

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SLIDE 19

12/13/2018 19

Coax Cable Assembly

Pipe Bushings Coax Cables

George Lolov | 3 Month Progress Update

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SLIDE 20

Possible Issues

12/13/2018 20

  • A lot of clutter
  • Magnet will need

to be moved back

George Lolov | 3 Month Progress Update

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SLIDE 21
  • Mu2e Proposal for Emissivity/Creep Target Testing
  • Electroless Nickel Coating Characterization on Horn
  • Trained on CNC TiG Welding Machine
  • USPAS on High Power Targets in January

Future Projects

12/13/2018 21 George Lolov | 3 Month Progress Update