SHMS Design, Engineering & Construction Status for Hall C Users meeting

Paul BrindzaJanuary 2010

Hall C SHMS 11 GeV/c Super Conducting Spectrometer

Dipole

Q3

Q2Q1

HB

DC Supplies

Cryogenics Transfer Line

Concrete Detector Shield House

Removable Roof & side wall

SHMS Steel Support Structure

Hall C Pivot

SHMS Design, Engineering& Construction

• Status of SHMS overall• Status of SHMS SC Magnets • Status of JLAB supplied SC Magnet Systems• Status of SHMS Support Structure and Shield

House (SS/SH) • Conclusions

SHMS Magnet DesignsMagnetic Properties at 11 GeV/c

Magnet Field/Grad at 11GeV/c

Optics @ 11 Gev/c

EFL(m)

NI/pole(ATx10-6)

Turns

per pole

Current (A)

Stored Energy

(MJ)

HB 2.572 T 1.929 T.m 0.75 0.3813 90 4237 0.22

Q1 7.931 T/M 14.752 (T/m).m

1.86 0.2125 89 2387 0.398

Q2 11.847 T/M 19.429 (T/m).m

1.64 1.5486 423 3661 7.616

Q3 7.876 T/M 12.917 (T/m).m

1.64 1.0296 423 2434 3.366

Dipole 3.858 T 11.189 T.m 2.90 1.9347 608 3182 13.744

jlabgrp\wbs\6\mjf\hall_c\lassiter\SHMS\SHMS Magnets Design 2009.pptx10/26/2009

CryogenicControl

ReservoirMeyer Tool

Fabricate Cryostated

MagnetQ1 underway

RFPFixed Price

ProcurementsQ1 awarded

Conductor ProcessingHB & Q1 complete

Q23D TBD

Testing at BNL Complete

SC Cable (SSC surplus)

DC Power SystemBids in

Magnet Control System JLAB

design started

Ship to JLAB

On Site Integration

& Assembly

Acceptance Testing

Magnet Support & Alignment

Warm Iron Yoke

SHMS SC Magnet System Plan

SHMS Design, Engineering& ConstructionHB 3.1 Tesla Dipole SC Magnet

• MOU for HB Collaboration with MSU/NSCL• Reference Design completed Feb 09• Design reviews (Oct 06, April 08, Feb 09)• JLAB Tech Spec complete - reviewed June 09• Sole Source RFP to MSU/NSCL June 09• HB Proposal/Bid for Construction Aug/Dec 09• Final Negotiations with MSU/NSCL underway

HB SC MagnetHB Reference Design Review Successful Feb 09

• Superferric “C” magnet• 2.7 Tesla• 35cm x 36cm bore• 0.756 M EFL• 1.93 TM• 17.7 % design margin• 290 KJ stored Energy

Q1 9 Tesla/meter SC Quad Magnet

• Construction Contract Awarded for the Q1 SC quad magnet to Scientific Magnetics(SMI) July 2009 for delivery in Dec 2011.(D1 Milestone)

• Conductor acceptance by SMI( F1 Milestone)• First Q1 design review Oct 09(D2 milestone)• Conductor insulated at SMI (F2 milestone)• Magnetic analysis by SMI (D7 milestone)• Instrumentation Design (D13 milestone)

Q1 SC Magnet JLAB Cold Iron Design ( clone of HMS Q1)

• 11 GeV/c performance• 8.3 T/M Gradient• 40 cm warm bore• 1.9 M EFL• 14.75 (T/M)M Int. Grad.• 510 KJ Stored Energy• 26 % design margin

SHMS Design, Engineering& ConstructionQ2 Q3 & Dipole cosine type SC Magnets

• Bid/RFP released March 2009• Bids in July 7th 2009 “too few & too high” Rebid in Jan 2010 with revised requirements Split procurement of dipole and quads Lower current more turns(more temp. margin) Revised coil winding design(even more turns) Larger bidders list Bids due in April 2010

Q2/Q3 SC Cosine(2Θ)Magnets

• Q2 12.4 T/M SC Quad• 60 cm. warm bore• 1.61 EFL• 16 % design margin• 8.0 MJ stored Energy• Q3 identical to Q2 but

runs at 8 T/M

SHMS SC Dipolecryogenically stabilized design

• 4 Tesla Cosine(Θ)dipole• 60 cm warm bore• 2.85 M EFL• 11.2 TM Integral B.dL• 18 % design margin• 16.5 MJ stored Energy• 11 GeV/c

SHMS Design, Engineering & ConstructionSC Magnet Components & Systems I

• SHMS Superconductor- Design complete• All SHMS SC Cable Tested at BNL 07/08• SC Cable reshaping for HB,Q1 complete 2007• SC Copper Extrusion- Bids in• Award Copper Feb 2010 &extrusion April 2010• SC wave soldering- Bids In • Planned Award April 2010

SHMS Design, Engineering& ConstructionSC Magnet Components & Systems II

• Cryo-Control Reservoir(CCR) Design complete• CCR Bids in Aug 10- under evaluation• Awarded to Meyer Tool December 2009• First CCR delivery May 2010• Burnout Resistant Current Leads(BRCL) Design

Complete( clone of G0 magnet leads)• BRCL pair built and tested by AMI in 2006• Award to AMI in Oct. 09-delivery Feb 2010

CCR cut away view

SHMS Design, Engineering& ConstructionSC Magnet Components & Systems III

• DC Power Systems- Design complete• Bids in Jan 2010- planned award April 2010• SC Magnet Instrument & Control Clone of

HMS System - Fabrication at JLAB 2010-2011• Yoke steel- Design complete awaiting final SC magnet design to finalize bid in 2011-Fabrication 2011/2012

Support Structure and Shield House (SS/SH)

• SS/SH Reference Design review Dec 2008• 3D CAD of Structure and Shield House• Assembly Plan of structure• Drawings of SS/SH & Wheel Bogey redesign• Shielding and detector access design• FEA of steel structure by JLAB• Fab. Drawings and Construction Support for

SHMS SS/SH- RFP in Preparation(2010)• Steel Components Fabrication 4Q 2011/2012

SHMS Steel Structure

200 tons of SteelPrefabricated SectionsAssembly in Hall C

SHMS Shielding

• Concrete shield house structural & neutron Thermalization and absorption of primary radiation

• Inner wall of “Stucco” made from Boron Carbide(B4C) to absorb thermal neutrons

• 2 inch lead layer to absorb gamma’s• Studies of dry packed B4C complete• B4C Stucco tests underway

2 in lead on front and beam side walls

Conclusions• SHMS SC Magnet designs 100 % complete Q1 contract awarded, HB in Evaluation Q2Q3 and Dipole rebid• SS/SH Reference Design complete & RFP for fabrication

drawings and construction support underway• Magnet systems by JLAB well along• Beam line, SHMS vacuum , cryo supply TBD• Detector support well along-SHMS lead glass support

complete