ML20086B606

Monthly Operating Repts for Oct 1991 for Sequoyah Nuclear Plant Units 1 & 2

ML20086B606
Person / Time
Site:	Sequoyah
Issue date:	10/31/1991
From:	Hollomon T, Joshua Wilson TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9111200285
Download: ML20086B606 (10)

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November 15, 1991 .

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U.S. Nuclear Regulatory Commission I

ATTN: Document Control Desk Washington.-D.C. 20555 Gentlemen:

In the Matter of ) Docket Nos. 50-327 Tennessee Valley Authority ) 50-328 ,

e SEQUOYAH NUCLEAR PLANT (SQN) - OCTOBER 1991 MONTHLY OPERATING REPORT Enclosed is the October 1991 Monthly Operating Rep et as required by SQN Technical Specification 6.9.1.10.

t If you have any questions concerning this matter, please call M. A. Cooper at (615) 843-8924 Sincerely,

/g)hs rVL  :

L. Wilson Enclosure ces See page 2 l

l 9111 0 d 11031

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2 U.S. Nuclear Regulatory Commission November 15, 1991-cc (Enclosure):

INPO Records Center Institute of Nuclear Power Operations 1100 circle 75 Parkway, Suite 1500 Atlanta, Georgia 30389

- Mr. D. E. LaBarge, Proje it Msnr.$9r U.S. Nuclear Regulatory CsN:desien One White Filnt, North 11555 Rockville Pike Ro c kvill e , - .'M ryland . 20832 Mr. Ted Marston, Director Electric Power Research Institute P.O. Box 10412 Palo Alto, California 94304 NRC Resident inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road Soddy-Daisy, Tennessee 37379

-Regional Administration U.S. Nuclear Regulatory Commission Office of Inspections and Enforcement' Region II-101 Mariotta Street NW, Suite 2900 Atlanta, Georgia 30323

-Mr. B. A._ Wilson, Project Chief U.S. Nuclear Regulatory Commission Region II 101 Marietta Street, NW, Suite 2900 Atlanta,' Georgia 30323 Mr. F..Yost' Director Research Services Utility. Data Institute 1700 K Street, NW, suite 400 Washington, D.C. -20006

IENSSEEVAllEYAUTHORITY hTCLEAR?0WERGROUP SEQ [0YAHhT0lEARPLANI liONTHlfOPERATINGREPORI o

!0IHE hT0lEARREGULAIORYC@lISSION 00I0BER1991 DII 1 DOCKEI B BER 50-327 LICENSE E BER DPR-77 o

BIT 2 l

DOCKEI E BER 50-328 l.

l: LICENSE E BER DPR-79

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l OPERATIONAL StW1AltY OCTOBER 1991 4

. M11L1  ;

l Unit 1 generated 86,650 megawatthours (HWh) (gross) electrical power during October with e. capacity factor of 10.01 percent. Unit 1 entered Cycle 5 refueling outage at 0249 Eastern daylight time (EDT) on October 5,1991. The last fuel assembly was'remnved from the core at 2029 EDT on October 21, 1991

- and the unit remained <:" teled at the er.J of October.

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LWIL2 Unit 2 generated 857,510 MWh (Cross) electrical power during October with a l ce.pacity tactor of 99.06 percent.  ;

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1 EDWER-0IEBATEnlELIELVALYES_RDRY1.ANILBAEEILVALVES SLMMRY -

, There were:no challenges to PORVs or safety valves in October.

Off31TE_ DOSE..fALCVIATJDN 11ANUAL_10DCM LCt!ANGES L There were no changes to the ODCM during October.

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1 AVERAGE DAILY U II N WER LEVEL DOCKET NO. 50-327 (* NIT No. One DATEt 11-06-91 COMPLETED BYt- T. J. !!ollomon TELEPHONES- (615) 843-7528 MONTilt OCTOBER 1991 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DR (MWe-Net) DAY (MWe-Nat) 1 . . .

894 ,

17 -1 2 887 ___

18 -2 3 864 19 -2 4 834 20 -1

.5 -12 __

21 -2 6 _

-16 22 -1 7 _ _ , _

-9 23 -2 8 __

-6 24 -2 9 _

-7 25 -2 l>

10 -10 __

26 -1 11 -5 27 -2 12 -5 28 -1  ?

r 13 -5 29- -2 -

p 14 ,,, _

-5 _

.30 _

-1 15 -5 31 -2

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16 -3 I-l l

,. . .. ..- .:-.-... i... -... . ..--: .,:. - .. ....- ....-.. .. ; ...-.-.--. -- .. .., - ~ ... ,, ,.,,,..- ., . .,-.- . .--,- - .-.

_ . _ . _ _ _ _ ... ~ . _ . . ~ . . _ _ _ _.

I AVERAGEDAILYUNITPOWERLEVEL DOCKET NO. 50-328 UNIT No. Two DATE: 11 06-91 COMPLETED BY: -T.-J. Ho11omon TELEPHONE: (615) 843-7528 MONTH: .0CTOBER 1991 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY -(MWe-Net) DAY _(MWe-Net) 1 -1107 17 1115 l

j 2 1107 18 1116 3 1105- 19 1117

" 4 .1106 20 1115 ,

5 1104 21 1115 6 1106 22 1116 ,.

7 1106 23 1117 [

8 1113 24 1117 ,

9 1114 25 1116 10 1115- 26 1116-11' 1114 27 1114 12 1114- 28 1115 13 1115 29 1115  ;

14 1115 30 1116 15 1115 31 1115 16 1115

...._..-_.-_-----..-u~--._._-..__m._

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OPERA 11NG DATA REPORT tXKE1 NO. 3 0.321 _ ___

DATE JJayt_1 ,J S9] _

COMW.ifED BY I,.J _Hollomon.__

ILLEPHONE ihj$.)_B43.15Z6_

0118AllM 11AIU5 l Notes l

1. Unit Name: __$e_qvgyp.ttual.LQng _ l l

2. Reporting Period: __Ilti.oket_.1391 l l

3. Licensed thermal Power (HWt): _3411.0__ l- l

- 4. Nameplate Rating (Gross HWe): 1220;f _ l l

5. Design Electrical Rating (Net HWe): ,_114029 l l

6. Maximum Dependable Capacity'(Gross HWe): _116Z10- l l

7. Ha:Imum Dependable Capacity (Het HWe): _1)ZZiQ___ j l

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

~

9. Power level To Which Restricted, If Any (Net HWe): J{/A _

10. Reasons For Restrictions, If Any: N/A This Month Yr-to-Date Cumulative 11, Hours in Leporting reriod 145 ---

7 295 _ 9th01

12. Number of Hours Reactor Was Critical 9LQ 6,$1LL 46.591

13. Reactor Reserve Shutdown Hours D 0 0

14. Hours Generator On-Line 93 8 6.50Qd_ 45. 596. L._,

15. Unit Reserve shutdown Hours _.04D 0 _9

16. Gross Thennal Energy Generated (HWH). _3DL$83. 7 . . 21.711.32.4JL . _L4JL297.391

17. Gross Electrical Energy Generated (Hei) _ Shfi50 7 338.370 ._ _50.35L155 18, Net Electrical Energy Generated (HWH) 792 915 . 7.0DS,321_ _.4L3SL305

19. Unit $ervice Factor 13.13._ 89.ij ., 50d_

20. Unit- Availabillty factor IL3 89xl 91,3_

F1. Unit Eapacity Factor (Using HDC Net)' 962 36). 47.6 ,

22. Unit Capacity factor (Using DER Net) 9.4 D4d_ 4' 1 l

23. Unit f orced Outage Rate Q,0 _Z, ,i_. _ _ L6_

-74. Shutdoa3 Scheduled Over Next 6 Honths (Type. Date, and Duration-of Each):

l- UG 1L.Lf1titLLith'eliDSJutagelt90A.D.tt0htt $d991mALD2A9_IlQ11u_Gentrator svnchutaintion_lLithfMtL100 Dettmker 8.1991.

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25. If Shut Down At End Of Report Period, Estimated Date of Startup: N/A - _

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-r w .-w.,--dm,.,'., ,. . ~ , y,.. ,,mm,,,w,w -,,,--,,em, .,.,,,7-, wg.- -.-..--v..,-n.w,-,-v7,,.a ,mg p _.&-,- o, g.,p.,., ,

0FIRA11HG DATA Rl(ORT Eco ET Ho. 3 0-32 S _. _._ __..

DATE . tion _ tu 199L_.

COMrtETED Bf 1... Adiollotnca. .

IttErH0HE ikl5} 34hlige_

OfLWJNL5{hlV$ . . _ _

l Notes l 1 Unit Name: _$eguayt!LUh1Llyo l l

2. Reporting Period: . QL10ber_.191) _.__ l l

3. Licensed Thennal Power (HWt): 34LLO l l

4. Nameplate Rating (Gross HWe): J12.04 __ _ l l

5. Design Electrical Rating (Net HWe): _1.14Q10 l l

6. Maximum Dependable Capacity (Gross MWe): ._11 R Q l l

7. Maximum Dependable Capacity (Net MWe): J J Z L Q _ _ ___ _ _ _ _ j ___l

8. If Changes Occur in Capetity Ratings (Item Numbers 3 through 7) Since last Report, Give Reasons:

9. Power level to which R*stricted. If Any (Net HWe): __N/A _

10. Reasons for Restrictions, if Any: _ N/A ___ _ _ _ .

This Month Yr-to-Date Cumul at h e

11. Hours in Reporting Period 745____ LZ95__ .0LL61

12. Number if Hours Reactor Was Critical _. LED _ ._

7,2 5 0_ __.__4 L Ib 7

13. Reactor Reserve Shutdown Hours 0 0_ _ D

14. Hours Generator On tine _]4$ J__ L25LD_ __46.01LA__

15. Unit Reserve Shutdown Hours Q10 _ Q _., _ Q

16. Gross Thermal Energy Generated ( Ni) _ZiS3Si13L9 _ _24.5 E 4_ L 5_ J.LD50iD9L__.

17. Gross Electrival Energy Generated (HWH) _.J5L510 ._J,20GJ1$___ _J9 7123L_

18. Net Electrical Energy Generated ( M I) __34L522__. 7J9LBJi__. _.4L6191933

19. Unit Service F ctor 10010 99J 5 1._

20. Unit Availabil'ty Factor 10010 9hi., $6 7

21. Unit Capacity f actor (Using HDC Net) _9L Q_ 9 Ll._ 51d _

22. Unit Capacity Factor (Using DER Net) 96 J ___ 95d.- 5.012 _

23. Unit Forced Outage Rate ___ _.. _ 910_ _ _Qa $_ 3615_._

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

_._._UulLZ_ Cycle _1 rtivelin9_.DutAQt 1LitbeMeddo teoin3!atd_1LJ992mandJLcurreatix__

scheduleLaLal0-day _nutage1

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

b DCCKET te0: 50-327 UNIT SNo'TDOWN3 AC POWER REDUCTIONS UNIT NAME: One.

L DATE: 11/07/91 1 REPORT MONTP:_ October 1991 COMPLETED EY:7. 3. Holloman i' TELEPft'JNE:f6151 843-752B Method of Licensee Cause and Corrective Duration shutting Down Event System Comognent,l Action to 4

Reason 2 Reactor3 D I'

No. Date  :

Type (Hovs) .lReportNo. Code Code Prevent Recurrence 9 911005 S. 646.2 C 1 Unit I of ficially entered Cycle 5 refueling outage at 0249 EDT when the turbine was manually I' removed from the grid. Unit 1 entered Nde 3 at 0300 EDT.

.. entered Mode 4 at 1950 EDT, and J entered %de 5 on 10/6/91 at 1833 EDT. Unit i entered Mode 6 t i on 10/13/91 at 0336 EDT. The last fuel assembly was removed free the core at 2029 EDT on i 10/21/91. Unit i remained

4. defueled at the end of October.

1: Unit i tycle 5 refuelitg outa r continues.

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3Method:

I I:F Forced Reason: hhibit bInstructions

[ 5: Scheduled A-Equipeent Failure (Explain) 1-Manual for Preparation of Data S-Maintenance or Test Z h 1 Scram Entry snects for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Festruction 4-Continuation of Existing Outage (NLSEb1122)

E-Operator Training and 1.icense Examination 5-Reduction F-Administrative 9-Other S

' G-Ocerational Error (Explain) b bibit I-Same Source

H-0ther (Emplain)

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DOCKET NO: 50-328 '

UNIT SHUTDOWN $ A!O POWER Rf DUCTIONS UrsIT NAME: Tw2 DAIE . . 11/GINI -

'klP0kT NONTH:,_Dcightt17)) CDNPttiED Uf:[m J._llollgect!'

IELLPHONE:[htJLE43-7528 Nethos of ticensee Cause and Correttive Shutting Down Comp A(tion to

Duration twent Systp et i- No. Date type.l (Hours) Reason 2 Reactor3 keport No Code Code Prevent Recurrence a

No shutdown or power redwetions 9reater than 10 peratent for a 4

' 24-hour peried te repost.

3 l ..

t 9

i 14 I F: for(ed 2 Reason: 3Nthod : 4 Enhibit f-Ir:strv(tions lI 5: Scheduled A-Lquipmer.t failure (Emplain) 1-N oual for Preparation of Data B-Nintenante or Test 2-Nnual Strom Entry sheets f or titensee l Event Report (LER) File

!. C-ketueling 3-Autom tic $uee

! D-Regulatory Restrv<. tion 4-Continuation of Esisting Outage (NUR[G-1l22)

E Operator Training and License Esamination 5-Redvetion 9-Other

): f-Administrative G-Operational Error (f = plain) SE =hibit I-$4=e Sou*ce H-Other (taplains l

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