Instrument Engineering ARCS Review Engineering Design Ralph Niemann Don Ghilardi Robb Williams

Instrument Engineering Recent Design Issues Detector Mounting Vacuum Vessel Concepts System Integration

Instrument Engineering Detector Module Mounting 8 Detectors per Module Neutron Shielding Read out card (ROC) mounting Current concept ~35 pounds

Instrument Engineering Module Mounting Assume Man Access from behind for now Potential Access: –From above/below –Remote Access

Instrument Engineering Module Mounting

Instrument Engineering Module Mounting

Instrument Engineering Module Mounting

Instrument Engineering Vacuum Vessel Tank Particulars –70 Cubic Meters –3.9 meter radius –Irregular shape to accommodate building –35,000 pounds

Instrument Engineering Tank Drawing

Instrument Engineering Tank Plan View

Instrument Engineering Sample Gate Concept Ability to change sample without bringing entire vessel to atmosphere Other concepts still need to be investigated.

Instrument Engineering Sample Chamber

Instrument Engineering Sample Chamber

Instrument Engineering Sample Access Hoist for sample equipment Access to sample area from Central Lab Office Miscellaneous tank controls accessible from sample area

Instrument Engineering Pump Access

Instrument Engineering Instrument Shielding Poured in Place High Density Concrete Stackable High Density Concrete Steel Shielding 18” around the beam

Instrument Engineering Fermi Chopper Mounting Remote Adjustment in and out of beam Integrate design with shielding to allow access from the top of shielding

Instrument Engineering

Instrument Engineering Upcoming Efforts Detector Mounting –Test Chamber Detector in Vacuum Module Handling Vacuum Chamber –Tank Access –Installation Issues –“Crispy Mix” Mounting and Vacuum Effects Sample Chamber –Gate Concept –Sample Manipulation –Other Components Collimator “Thimble” System Integration –Conventional Facilities –Safety Regulations