ML20199C720

Monthly Operating Repts for Oct 1997 for Sequoyah Nuclear Plant

ML20199C720
Person / Time
Site:	Sequoyah
Issue date:	10/31/1997
From:	Hollomon T, Salas P TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9711200106
Download: ML20199C720 (10)

Text

{{#Wiki_filter:. e P. Tennessee Vaney AuthorPy, Post ote Box 2000, Soddy Desy, Tennessee 37379-2000 November 13, 1997 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington,_D.C. 20555 Gentlemen: In the Matter-of- ) Docket Nos. 50-327 Tennessee Valley Authority- ) ~ 50-328 -SEQUOYAH NUCLEAR PLANT (SQN) - OCTOBER 1997 MONTHLY orERATING REPORT Enclosed is the October 1997 Monthly Operating Report as required by_ SON Technical Specification 6.9.1.10. If you have any questions concerning this matter, please telephone me at_(423) 843-7170 or J. D. Smith at (423) 843-6672. Sincerelyf ,Y } l f I / I alas Site Licensing md I: Justry Affairs Manager

Enclosure:

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3.y i'L f LU.S.? Nuclear (Regulatiory Commission l Pagey2f CNovember:'13,31997

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4 ' Mr. R.iW. Hernan,: Project: Manager U. S.1 Nuclsar_ RegulatoryfCommisa. ion _One White < Flint, North: ~ 115551Rockville Pike: i Rockville, Maryland 20052-2739 --INPO: Records: Center = Institute of Nucl_ ear'PoweriOperations 300 Galleria> Parkway- -Atlanta,-Georgia 30339-5947 ~ Ms.-_ Barbara Lewis,? Assistant-Editor, Database = McGraw-Hill, _- Inc. 1200 G Street,-NW,-Suite 1100 Washington, D.C. 20005 Mr. -: James' Lang,- Manager Advanced-Reacter Department -Electric! Power-hesearch Institute 3340 Hillview Avtaue PalotAlto,-California'94304- "NRC_ Resident-Inspector "(Sequoyah Nuclear Plant

i 2600 Igou Ferry' Road

( ' Soddy-Daisy, - __ Tenne s see 37379-3624 .y k . Regional Administrator U.S.' Nuclear Regulatory Commission Region II ' Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85-

- Atlanta, _ Georgia _- 30303-3415 t

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O i TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR WANT d MONTHLY OPERATING REPORT TO THE NUCLEAR REGULAiORY COMMISSION OCTOBER 1997 UNIT 1 DOCKET NUMBER 50-327 LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79

O 4 j OPERATIONAL SUMMFi OCTOBER 1997 UNIT 1 Unit 1 generated 878,645 megawatthours (MWh) (gross) electrical power during October with a capacity factor of 102.1 percent. There were no outages or power reductions of greater than 20 percent during October. Unit I was operating at 100 percent power at the end of the month. UNIT 2 Unit 2 generated 80,341 MWh (gross) electrical power during October with a capacity factor of 9.3 percent. Unit 2 Cycle 8 refueling outage began October 5, 1997, at 0101 Eastern Daylight Time (EDT) when the generator was removed from the grid :nd the reactor entered Mode 3. Core offload was compleiad on Occt;er 14 at 0820 EDT. On' October 19 at 2306 EDT, Unit 2 entered Mode 6, and core reload was completed on October 22 at 0537 EDT. Unit 2 was in Mode 3 at the end of the month.

SUMMARY

OF POWER-OPERATED RELIEF VALV"" (PORVs) AND SAFETY VALVES CHALLENGES No PORVs or safety valver were challenged in October. I

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-327 UNIT NO. One DATE: 11-04-97 COMPLETED BY: T. J. IIollomon TELEPHONE: (423) 843-7528 MONTH: OCTOBER 1997 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 1 1135 17 1142 2~ 1136 18 1142 3 1136 19 1142 4 1133 20 1142 5 1133 21 1144 6 1133 22 1143 7 1135 23 1142 8 1137 24 1142 9 1135 25 !!44 10 1134 26 1143 11 1135 27 1142 12 1137 28 1143 13 1135 29 1143 14 1135 30 1142 15 1139 31 1142 16 1140 I 1

e.- r AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-328 UNIT NO. Two DATE: __ l'l-04-97 COMPLETED BY: T. J. Hollomon TELEPHONE: (423) 843-7528 MONTil:.O. CTOBER 1997 AVERAGE DAILY POWER LEVEL - AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 1 1 832 17 -1 2' '819 18 -5 3-816 19 -5 4 741 20 -5 5 -24 21 -1 -6 -18 22 -2 7 -1 23 -2 8 -1 24 -7 9 -7 25 -2 10 -5 25 -9 11 -7 27 -7

12

-2 28 -9 13 -7 29 -16 l 16 -2' 30- -21 15 --5 31 -3 ~ 16.. -~, -u

e e e OPERATING DATA REPORT DOCKET NO. 50-327 DATE 11/04/97 COMPLETED BY T. J Hollomon TELEPHONE L4_23) 843-7528 OPERATIND STATUS

1. Unit Name:

Seouovah Unit One

2. Reporting Period:

October 1997

3. Licensed Thermal Power (MWt):

3411 0

4. Nameplate Rating (Gross (MWe):

1220 6

5. Design Electrical Rating (Net MWe):

114Rn

6. Maximum Dependable Capacity (Gross MWe):

1155.0

7. Maximum Dependable Capacity (Net MWe):

1117 0

8. If Changes Occur in Capacity Ratings (Item Numbers 3 Through 7) Since Last Report, Give Reasons:

9. Pow er Level to Which Restricted, if Any (Net MWe):

N/A

10. Reasons for Restrictions, If Any: N/A This Month Yr.-to-Date Cumulative

1. Hours in Reporting Period 745 7,296 143,209

12. Nun'ber of Hours Besctor Was Critical 745.0 6,069.0 83,392

13. Reactor Reserve Shutdown Hours 0

0 0

14. Hours Generator On-Line 745.0 6,024.0 81,595.6

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWh) 2,538,952.7 19,900,627.0 266,255,615

17. Gross Electrical Energy Generated (MWh) 878,645 6,869,406 90,661,546

~

18. Net Electrical Energy Generered (MWh) 849,385 6,635,430 87,013,068

19. Unit Service Factor 100.0 82 6 57 0

20. Unit Availability Factor 1000 82 6 57.0

21. Unit Capacity Factor (Using MDC Net) 102i Ci 4 54.4

22. Unit Capacity Factor (Using DER Net) 99.3 79.2 52.9

23. Unit Forced Ontage Rate 0.0 06 30.5

24. Shetdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

l

25. If Shut Down At End of Report Period, Estimated Date of Startup:

.= z OPERATING DATA REPORT-- DOCKET NO. 50-328 DATE 11/04/97 ~ + COMPLETED BY-T. J. Hollomon - TELEPHONE (423) 843-7528 - OPERATING STATUS

1. ' Unit Name:

Seanovah Unit Two

7. Reporting Period:

October 1997

3. < Licensed Thermal Power (MWt):

3411 0

4. Nameplate Rating (Gross (MWe):

1220 6

5. Design Electrical Rating (Net MWe):

1148.0 6.l Maximum Dependable Capacity (Gross MWe): 1155 0 - 7. Maximum _ Dependable Capacity (Net MWe): 1117.0

8;-. If Changes Occur in Capacity Radngs (Item Numbers 3 Through 7) Since Last Report, Give Reasons:

9. Power Level to Which Restricted, If Any (Net MWe):

N/A

10. Reasons for Restrictions, if Any: N/A This Month Yr.-to-Date Cumulative

- 11. Hours in Reporting Period 745 7,296 135,169 . 12. Namber of Hours Reactor Was Critical 97.0 6,648.0 86,250

13. Reactor Reserve Shutdown Hours 0-0-

0

14. Hours Generator On-Line 97.0 6,627.7 84,300.2

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generatw (MWh) 236,974.7 21,776,597.8 269,516,252 17.' Gross Electrical Energy Generated (MWh) 80,341 7,483,158 91,682,215

. I8.: Net Electrical Energy Generated (MWh) 71,913 7,231,214 87,910,933-

19. Unit Service Factor 13.0 90.8 62.4

20. Unit Availability Factor 11 0 90.8 6E 21 Unit Capacity Factor (Using MDC Net) 8.6 88 7 58.2

. 22. _ Unit Capacity Factor (Using DER Net) 8.4 86 3 56.7

23. -Unit Forced Outage Rate

~ 0.0 0.3 29.5 .24; Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): 25.- If Shut Down At End of Report Period, Estimated Date of Startup: November 4,1997 1 z___________.__

4 s.m ~; DOCKET NOr ~ 50-327 UNITNAME:3 n., - UNIT SHUTDOWNS AND POWER REDUCTIONS - DATE: "11 AW97 '- COMPLETED BYi T.1 HnHnman REPORT MONTH: OCTOBER 1997 TELEPHONE:E '(423) 843-7528 4 i.

. No.

Date '

Type' Outage Reason Method of lxensee . System Component r===r and Conective Action to Prevent 2 m Duration Shutthig Event Report Code * " ' Code' Recurrence ^ (Hours) -Down~ No. Reactor' There were no v or power N of greater than 20 percent in the aver.ge daily poner level denng the amonth. t i i 4

i.

'F: Forced ' Reason: ' Method

• Exhibit G-Instructions i

S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram Endy sheets for Licensee C-Refueling 3-Automatic Scram Ewnt Report (LER) File '- D-Regulatory Restrictien . 4Mnuation of Existing Outage .(NUREG-1022) E-Operator Training and License Exam 5-Reduction F-Administrative 9 4 her Tshibit 1-Same Source G-Operational Error (Explain) J H-Other (Explain). d ^ .r., ,,.... s m

_~ 1 l

.y 4

g DOCKET NO.n 50-328 ' T ba

UNITNAME:D Tum~

-C UNIT SHUIDOWNS AND POWER REDUCTIONS S DATE.. 11AW97 COMPLETED BY; T. J. Heikt w__ REPORTMONIlt OCTOBER 1997-TELEPHONE-l (423) 843-7528 ' o J No. - - Date Type' Outage Reason Method of.. Lacensee ' System %e 'Cause and Correctne Arman wPment - 2 Duration - '. Shutting Event Code Code Recurrence ~ (Hours) -- Down. Report No.- Reactor' '6-

971005'

.. S 648.0 C 1 N/A N/A .N/A: Unit 2 Cyde h refuehng outage began October 5,1997,'at 0101 EDT when the generator was renuned front the grid and the' reactor entered Made 3.. Core reload was ' 4~ wM on October 22 at 0537 EDT-Unit 2 was in Mode 3 at %e end of the - 1 month. t I -{ E 'F:! Forced. Reason: ' Method ' Exhibit G-Instructions' 2 S:' Scheduled . A-Equipment Failure (Explain) Manual for TwAA of Data. i B-Maintenance or Test Manual Scam Entry sheets forI h '. C-Reft eling ; 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuation of Existing Outage (NUREG-1022) E-Operator Traimng and License Exam 5-Reduction F-Administrative 9-Other 'Er.hibit I Sat ~ Searce i G-Operational Error (Explain) 1 'l H-Other(Explain) r ~... ,,.~:...;.-.... -. _ .m .,.}}