Oak Ridge HFIR

Organisation: Oak Ridge National Laboratory (DOE)

Installation: HFIR, operating since August 1965,

Type: high flux compact core reactor, HEU, 85 MW, th=15·1014 n/cms,

Address: ORNL, P.O.Box 2008
Oak Ridge, TN 37831-6430, USA

Home page: http://www.ornl.gov

Contact: Douglas ("Doug") L. Selby

Phone / fax: +1 865 574 6161 fax: +1 865 241 1887

e-mail: selbydl@ornl.gov

 

 

CNS: one, operation planned for 2007

moderator: H2 phase: supercritical

volume: 505 ml temperature: 20 K

pressure: 1.5 MPa heat removal: forced (cryogenic circulator)

material: chamber: Al 6061 vacuum thimble: Al 6061

power: 3000 W refrigerator: 2 M$

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remarks: reactor does not need to shut down in case of CNS failure (80 K (LN2) cooling loop).

recent publications: Proc. IGORR10 (NIST 2005):" HIGH FLUX ISOTOPE REACTOR COLD SOURCE SAFETY ANALYSIS" by D.H. Cook

IGORR2007 (Lyon, FR, 2007): "Status of the High Flux Isotope Reactor and the Reactor Scientific Upgrades Program"
by
D. L. SELBY (and more, see transactions rrfm2007)

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Oak Ridge SNS

Organisation: Oak Ridge National Laboratory + 5 partner labs (DOE)

Installation: SNS (operational with 1.4 MW since 2006)

Type: spallation source, 2 MW, 1 GeV protons, th=15·1014 n/cms (peak),

Address: project office: 701 Scarboro Road
Oak Ridge, TN 37830,
USA

Home page: http://www.sns.gov/

Contact: Ian Anderson (experimental facilities)

Phone / fax: +1 865-574-0548 fax: +1

e-mail: andersonian@sns.gov

CNS contact: Eric B. Iverson (iversoneb@sns.gov)

 

CNS: two, operational in 2007

moderator: H2 phase: supercritical

volume: 2X1 L temperature: 20 K

pressure: 1.5 MPa heat removal: forced (cryogenic circulator)

power (total): 3500 W refrigerator: by AL

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remarks:

recent publications: ICANS-XVI (Neuss 2003): M31 (A.Crabtree)

ACNS 4, June 2004: "Technical Concepts for a Long-Wavelength Target Station for the Spallation Neutron Source" by J. M. Carpenter

ICANS18- Id169, 2007: "First Moderator Performance Calculations for a SNS Second Target Station" by F.X. Gallmeier

ICANS18-Id171, 2007: "SNS Hydrogen Moderator System - A Year in Review"
by J. A. Crabtree.


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UCN project status and activities on the Fundamental Physics Beam Line FPBL see http://www.phy.ornl.gov/nuclear/neutrons/ProjectStatus.pdf

"Status of the Fundamental Neutron Physics Beamline at the SNS" by M. Cooper at 5th UCN/CN Workshop in Peterhof 2005

ICANS-18-Id182 2007: "Fundamental Neutron Physics Beam at the Spallation Neutron Source" by W. M. Snow,