Part 21 Report - 1998-332
ACCESSION #: 9806110105
June 8, 1998
Document Control Desk
ATTN: Chief, Planning, Program and Management Support Branch
U.S. Nuclear Regulatory Commission
Washington, D.C. 20555-0001
Additional Information for the Topical Report EMF-1997(P), "ANFB-10
Critical Power Correlation," Revision 0, (TAC NO. MA1165)
Ref.: 1. Letter, H. D. Curet (SPC) to Document Control Desk (NRC),
"Request for Review of ANFB-10 Critical Power Correlation,"
HDC:97:119, October 30, 1997.
Ref.: 2. Letter, H. D. Curet (SPC) to Document Control Desk (NRC),
"Request for Review of EMF-1997(P), Revision 0, Supplement 1,
ANFB-10 Critical Power Correlation: High Local Peaking Results,"
NRC:98:007, January 30, 1998.
The attachment to this letter includes additional information relevant to
the topical report submitted by References 1 and 2. The information
provides a description of how the additional additive constant uncertainty
for rods with local peaking greater than 1.5 is calculated. The attachment
comprises pages 9 through 12 of Calculation No. E-2363-882-5 dated December
Siemens Power Corporation considers some of the information contained in
the attachment to this letter to be proprietary. This information has been
noted as such by enclosing it within brackets. The affidavit provided with
the original submittal of the referenced topical report satisfies the
requirements of 10 CFR 2.790(b) to support the withholding of this
information from public disclosure.
If you have any questions or if I can be of further assistance, please call
me at (509) 375-8757.
Very truly yours,
James F. Mallay, Director
cc: Mr. A. C. Attard (USNRC) Mr. E. Y. Wang (USNRC)
Mr. J. L. Birmingham (USNRC) Project No. 702
Siemens Power Corporation
Nuclear Division 2101 Horn Rapids Road Tel: (509) 375-8100
Engineering & P.O. Box 130 Fax: (509) 375-8402
Manufacturing Richland, WA 99352-0130
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