EDM in ER2 at LANSCE

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EDM in ER2 at LANSCE

• Jan Boissevain
• LANSCE ER-2 Stake Holder Meeting 6-05-03

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EDM EXPERIMENT ASSEMBLY
DR Gas Cart Control Rack
DR 3He Pump System DR 1K Pot Pump System
Purifier 1ºK Pot Pump System
Steel/Poly Shielding
3He Polarized Source
3He Polarized Source Backing Pump Gas System
Support Framework
Beam Guide Polarizer
Perm-alloy Magnetic Shielding (5 Layers)
T0 Chopper
EDM Cryostat
Cold Head Compressors
1000 Liter Dewar
Bismuth Filter
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EDM in ER2 Requirements

• Floor Space Issues
• Access for Maintenance operations
• Staging area w/ crane coverage for assembly
  activities
• Access to Upper Cryostat
• Initial Installation of large components mobile
  crane to move items over flight-path 13
• Counting House floor space
• Vibration Isolation Pad
• Crane Path Access across FP12 and FP13

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EDM in ER2 Requirements (2)

• Service Issues
• AC Power 250KVA (see list)
• Possible 4He Liquefier/Compressor shed
• Safety Issues
• Emergency Helium Vent (exit out east wall)
• Radiation Safety especially on top of apparatus
• Crane Trip (highest point of current design 17)
• NPDGamma Issues
• EDM T0 Chopper located in Beam Stop
• Bismuth Filter inside NPDGamma cave

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EDM IN ER2 ELEVATION
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EDM Experiment Power Requirements

• DRS 3000 Dilution Refrigerator 32KW
• 4He Purifier Pump 23KW
• 3He Polarized Source 23KW
• EDM Cryostat 33KW
• Miscellaneous 39KW
• Optional Liquefier 50KW
• Spare Capacity 50KW
• Total 250KW

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EDM Experiment Power Requirements (2)

• DRS 3000 Dilution Refrigerator
• 3He Circulation/1K Pot Pump System
• 4000 M3/hr Roots Pump 15KW
• 1000 M3/hr Roots Pump (2) 6KW
• 70 M3/hr Dry Backing Pump (2) 5KW
• 3He Gas System Controls 6KW
• 4He Purifier Pump System
• 4000 M3/hr Roots Pump 15KW
• 1000 M3/hr Roots Pump 3KW
• 70 M3/hr Dry Backing Pump (2) 5KW

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EDM Experiment Power Requirements (3)

• 3He Polarized Source
• RDK415D 4KCold Head 9KW
• Varian V2000 Turbo Pump 2KW
• Varian V1000 Turbo Pump (2) 3KW
• Edwards XDS10 Scroll Pump (3) 3KW
• Pfeiffer Unidry 050 Pump 4KW
• Gas Cart Instrumentation 2KW
• EDM Cryostat
• RDK415D 4KCold Head (3) 27KW
• Vacuum Pumps 6KW

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EDM Experiment Power Requirements (4)

• Miscellaneous
• Leak Detector 2KW
• HV Power Supply 2KW
• Bismuth Neutron Filter Cold Head 15KW
• EDM General Controls Data Acquisition
  10KW
• T0 Chopper 10KW