ML20147C839
| ML20147C839 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 12/28/1987 |
| From: | Sieber J DUQUESNE LIGHT CO. |
| To: | Russell W NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| NUDOCS 8803030174 | |
| Download: ML20147C839 (3) | |
Text
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'Af Duquesne UJ1t
- 1. _ 4, --
%m., c%g P O Ba s e 5%p.eg per t P A, *iC f 7 4)od December 28, 1987 U. S. Nuclear Regulatory Commission Attn:
W.
T. Russell, Regional Administrator Regicn I 631 Park Avenue King of Prussia, PA 19406
Reference:
Beaver Valley Power Station, Unit No. 1 Docket No. 50-334, License No. DPR-66 Radial Peaking Factor Limit Report - Cycle 7 Gcnticmon:
Enclosed are the Cycle 7 Radial Peaking Factor Limit Report and T
p vs.
Axial Height During associated
- graph, Maximum (F providokel) q in accordance with technical Normal Operation.
This is specification 6.9.1.14.
A copy of this letter and attachments have been forwarded to the
- Director, Nuclear Reactor Regulation, U.
S.
Nuclear Regulatory Commission as stated in the above technical specification.
Very truly yours,
/
b-
/J.
D. Sieber pVicePresident, Nuclear Attachment cc:
Mr. J.
Beall, Sr. Resident Inspector Dr. T.
E. Murley, Director Office of NRR Mr.
P. Tam, Project Manager Document Control Desk 1
8803030174 071220 PDR ADOCK 05000334 P
pon i
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BEAVER VALLEY UNIT 1 i
CYCLE 7
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RADIAL PEAKING FACTOR LIMIT REPORT f
I j
This Radial Peaking Factor Limit Report is provided in accordance j
with paragraph 6.9.1.14 of the Beaver Valley Unit 1
Technical Specifications.
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i The Fv limits for RATED THERMAL POWER within specific core planes x
for Cycle 7 shall be xy 1 1.71 for all core planes containing D-BANK f
1.
F RTP a
2.
For unrodded core planes:
1 Fxy 1 1.68 from 1.8 ft, elevation to 2.6 ft. elevation l
Fxy 1 1.62 from 2.6 ft. elevation to 4.6 ft. elevation Fxy 1 1.63 from 4.6 ft. elevation to 6.6 ft. elevation i
Fxy 1 1,68 from 6.6 ft, elevation to 10.2 ft, elevation These F
)
limits were used to confirm that the heat flux hot xYa(c: tor j
channel Fg(:)
will be limited to the Technical Specification
[
values of:
t Fg(t) 1 (2.32) (K(2)) for P > 0.5 and, l
P i
h F (:) 1 (4.64) (K(:)) for P 1 0.5 9
assuming the most limiting axial power distributions expected to
{
result from the insertion and removal of control banks C and D during i
i operation, including the accompanying variations in the axial xenon
)
and power distribution as described in the "Power Distribution 4
Control and Load Following Procedures," WCAP-8385, September, 1974.
I Therefore, these F
limits provide assurance that the initial I
conditions assumed x$ntheLOCAanalysesaremet, along with the ECCS
]
acceptance criteria of 10 CFR50.46.
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