ML20006D880
| ML20006D880 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 06/15/1983 |
| From: | Carey J DUQUESNE LIGHT CO. |
| To: | Murley T NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| References | |
| TAC-51963, NUDOCS 9002150190 | |
| Download: ML20006D880 (2) | |
Text
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'Af Telephone (412) 456 6000 l
- Nuclear Division
p ety["p/lGE[I,l[; N a' h ifE
. P.O. Box 4..
p.,
Shippingport, PA 15040004 '
u-June 15, 1983 United States Nuclear Regulat.ory Commission Office of Inspection'and P4forcement
'Attna.-Dr. Thomas E. Murley, Kegional Administrator Region 1
~
/
631 Psrk Avenue
' King of Prussia, Pennsyvlania 19406
Reference:
Beaver Valley Power Station, Unit 1 Docket No. 50-334, License No. DPR Radial Peaking Factor Limit Report - Cycle 4
'Centlemen:
Enclosed is a copy of the Radial Peaking Factor Limit Report (RPFLR).for Cycle 4, provided in accordance with Technical Specifica-l' tion 6.9.1.14.
A copy of.this letter and attached RPFLR has also been -sent to the Chief of the Core Performance Branch, U. S. N.R.C.
l as required by the above Technical Specification.
Very trul yours,
. J. Carey Vice President, Nuclear cc: Director of Nuclear' Reactor Regulation U. S. Nuclear Regulatory Commission At tu:
-Mr. William V..Johnston, Chief Core Performance Brench D
Division of Core and Containment Systems Washington, DC 20555 Mr. W. M. Troskoski, Resident Inspector U. S. Nuclear Regulatory Commission Beaver Valley Power Station Shippingport, PA 15077 j
U. S. Nuclear Regulatory Commission
,c /olDo chnien't31anageme n t cB ra n ch Washington, DC '20555 D
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- BEAVER VALLEY POWER STATION - UNIT 1 l, '
RADIAL PEAKING FACTOR LIMIT REPORT
.y.
I-This ' Radial Peaking Factor Limit Report is provided in accordance with
. Section 6.9.1.14 of_ the Beaver Valley, Unit No.1 Technical _ Specifications.
The Fy ' limits for RATED TilERMAL POWER within specific core planes. for l
Cycleishallbet.
i l..
FpP $ 1.71 for all core planes containing bankl"D" control ~
X g
"l rods, and LM 2.,
For unrodded-core planes-F E1.66 up to 2.4 feet elevation.
XY F
$1.66 f r m 2.4 feet elevation up _to 7.8 feet elevation,-
XY F
$ 1.70 above 7.8 feet elevation.
XY These FXY(Z) ' limits were used to confirm that the heat flux hot. channel factor F (Z) will be. limited to the Technical Specification values of:
q
~ F (Z) 6:[ 2.32 )
[K(Z)] for P > 0.5 and, 7~
F (Z) f,[4.64]
[K(Z)]-for P s 0.5 q
i
' assuming the most limiting -axial power distributions expected to result from the insertion and removal of control banks C and.D during operation',
' including the' accompanying variations in,the axial xenon and power distri-
. butions as described in the " Power Distribution Control and Load Following Procedures," WCAP-8385,. September,- 1974. Therefore, these1F limits l
provideassurance-thattheinitialconditionsassumedinthekOCAanalyses a re.me t, along with the ECCS acceptance criteria of 10 CFR 50.46.
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