ML17326B211

Forwards Proprietary Suppl 1 to Rev 1 to XN-NF-85-64(P), Plant Transient Analysis for DC Cook,Unit 2 W/10% Steam Generator Tube Plugging, Providing Revised Boron Dilution Analysis.Suppl Withheld (Ref 10CFR2.790(b))

ML17326B211
Person / Time
Site:	Cook
Issue date:	03/21/1986
From:	Copeland R SIEMENS POWER CORP. (FORMERLY SIEMENS NUCLEAR POWER
To:	Harold Denton Office of Nuclear Reactor Regulation
Shared Package
ML17326B212	List: ML17326B211
References
RAC:025:86, RAC:25:86, NUDOCS 8603310237
Download: ML17326B211 (5)

Text

'F R EGULATORY ~lFORMATIQN DISTRIBUTION BY~M'BIDS) ',;

i

.. DATE'6/03/21 4i C .

8 3 1 2 7 --' NO AR IZED: NO DOCKET 8 FACIL: 50-316 Donald C. Cook Nuclear Power Planti Unit 2i Indiana 5 05000316 AUTH. NAME AUTHOR 'AFFILIATION COPELANDi R. A. Exxon Nuclear Co. > Inc. (subs. of Exxon Corp. )

RECIP. NAME RECIPIENT AFFILIATION DENTQNi H. R ~ Office of Nuclear Reactor Regulation> Director <post 851125

SUBJECT:

Forwards proprietary Suppl 1 to Rev 1 to XN-NF-85-64(P)i "Plant Transient Analysis for DC Cooki Unit 2 M/10/ Steam Generator tube Pluggin>" providing revised boron dilution analysis. Supp 1 withheld <ref 10CFR2. 7'PO) (b) ).

'Lll+g~-t ~C&$ ~g ~~+~

DISTRIBUTION CODE: PA01D TITLE: Proprietary Review COPIES RECEIVED: LTR ~ ENCL g

Distribution-Operating Reactor SIZE:

NOTES:

RECIPIENT COP IES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PMR-A PD4 PD g@g K 5 INTERNAL: ELD/HDS3 '

0 EG FILE /

RGN3 g~ 1 1 1 1 EXTERNAL: 24X 1 0 LPDR 1 0 NRC PDR 1 0 TOTAL NUMBER QF COPIES REQUIRED: LTTR 11 ENCL 7

N 4

I

~ I

3z'.e.',~x .. ~~,~e'v<E

8m <Os%:w mal<)'e r <ED TiCCi< -.

~4/ ~.

7, HEGAI VAQ'dA '-. ~".a~<l )~~'JLXU,"')AQMKBA..'.LG~I 8),"H (UIC!~)

IB@QN NUCLEAR COMPANY, INC.

2101 MORN RAPIDS ROAD. PO BOX 130, RICHLAND,ViA99352 I 509) 375 8100 TELEX: 15-2878 March 21, 1986 RAC:025:86 Donald C. Cook Nuclear Plant Unit No. 2 Docket No. 50-316 License No. DPR-74 TRANSMITTAL OF PLANT TRANSIENT ANALYSES RESULTS IN SUPPORT OF UNIT 2 OPERATION Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Comm>ssion Washington, D.C. 20555

SUBJECT:

Transmittal of Supplement 1 to XN-NF-85-64(P), Rev. 1 Ref.: (1) XN-NF-85-64(P), Rev. 1, Supp. 1, "Plant Transient Analysis for D.C. Cook Unit 2 with 10% Steam Generator Tube Plug-ging," Exxon Nuclear Company, March 1986 (2) Letter, R.A. Copeland (ENC) to H.R. Denton (NRC), Novem-ber 15, 1985; RAC:070:85 (3) Letter, R.A. Copeland (ENC) to H.R. Denton (NRC),

March 14, 1986; RAC:022:86 (4) XN-NF-85-64(P), Rev. 1, "Plant Transient Analysis for D.C.

Cook Unit 2 with 10% Steam Generator Tube Plugging," Exxon Nuclear Company, March 1986 Enclosed are five copies of the Reference 1 supplement to the Reference 4 topical report. This supplement provides the revised boron dilution analysis (Event 15.4.6 of the Standard Review Plan). As stated in the Reference 3 transmittal letter of the topical report, this event analysis has been supplied separately so that the NRC review of Reference 4 could proceed.

At the request of AEPSC, these responses and topical reports are being transmitted directly to the NRC by Exxon Nuclear. Information contained in the responses is proprietary to the Exxon Nuclear Company. The Affidavit provided with the Reference 3 letter provides the necessary information to allow the withholding of the responses from public disclo-sure as required by 10 CFR 2.790(b).

86033l0237 86032>

' PDR ADOCK-050003i6

-PDR AN AFFIUATEOF EXXON CORPORATION

~

~

II If you have any questions regarding this transmittal, please contact Nr.

James G. Feinstein of AEPSC at (614) 233-2040.

H

'Sincerely, R. A. Copeland Reload Licensing grf Enclosures cc: Nr. D. L. Wigginton (NRC)(w/enc)

Nr. W. Jensen (NRC)(w/enc)

Nr. N. P. Alexich (AEPSC)

Ci J

C~ /D l IJ

~.

I

,I,