ML20082U599

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

ML20082U599
Person / Time
Site:	Sequoyah
Issue date:	08/31/1991
From:	Hollomon T, Joshua Wilson TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9109200252
Download: ML20082U599 (10)

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september 13. 1991 U.S. 'iuclear Regulatory Commission 5 ATTN Lecument Centrol Desk ,

Washingten p.C. 20535 Gentlement In the Matter of ) Docket Nos. 50-327  :

Tennesne Valley Authority ) 50-328 SEQUOYAH NUCLEAR ILANT (SQN) - AUGUST 1991 MONTHLY OPERATING REPORT Enclosed is the August 1991 Monthly Operating Report as required by SQN Technical Specification 6.9.1.10.

If you have any questions concerning this matter, please call

>!. A. Cooper at (615) 643-8422.

Very truly yours.

TENNESSEE VALLEY AUTHORITY

[0 30

. L. Wilson Enclosure

See page 2

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'9109200252 910831 v J l

.gDR -ADOCK0500g7 }

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2 1.'. 3. Nuc lea r Re gul a t o ry Cowii s s i.m Septetter 13 1991 cc (Enclosure):

INPQ Fecords Center Institute o' Nuclear Power Operations 1100 circle 75 Farkway, suite 1500 Atlanta. Georgia 303H

'I r . D. E. 1.a P.a r g e . Project Stanager

6. 5. Nu-i ear Regul a t ory Ut =ni s s ien One Vhi:.e Filnt. North 11555 Rockville Pike Rockville. 31aryland 2085; Sir . Ted Slarston, Director Electric Power Ees,earch Institute P.O. Lex LG412 Palo Alta California 94306 NRC R(sident Inspector Sequayah Nuclear Plant 2600 Igou ferry Road soddy-Daisy. Tennessee 3737)

Regional Administration U.S. Nuclear Regulatcry C :nnis sion Office of Inspection and Enf orcwent Region 1:

101 :1arietta Street. NW, Suite :.900 Atlanta, Georgia 30323 St r . B. A. Wilson, Project Chief U.S. '.uc lear Re gu; atory Cc nnis sien Region II 101 Sta r i e t t a s t r e e t . NW, suite 2900 Atlanta, Georgia 30323 Sir . F. Yost. Director Research Services Utility Data I r.s t i t u t e 1700 F. Street. W , suito !.00 Washit.gton, D.C. 20000

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IENSSEEVAllEYAUTHORITY j l

NUCLEARPOWERGROUP  !

SEQU0YlliE0lEARPl.ANI MONIHlYOPERATINGREPORI I0IHE  !

ECLEARREGULAIORYCOMMISSION .

AUGUST 1991  ;

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UNIT 1 .

DOCKET ElBER 50-327  !

LICENSEEMBERDPR-77  :

i UNIT 2 l l

D00KEI ElBER-50-328 l

LICENSE EMBER DPR-79  !

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OPERATIONAL

SUMMARY

AUGUST 1991 UNIT 1 Unit 1 generated 845.300 megawatthours (MWh) (gross) electrical power during August with a capacity f actor of A7.8 percent. Unit 1 began a coastdown for the Cycle $ refueling outage on August 29. 1991, at 1400 Eastern daylight timo

-(EDT) and was at approximately 93 percent power level on August 31, 1991.

l' NIT 2 Unit 2 generated S36 J30 MWh (gross) electrical power during August with a capacity factor of 70.7 percent.

POWER-OPERATED RELIEF VALVES (FORV) AND SAFETY VALVES -

SUMMARY

There were no challenges to PORVs or safety valves in August.

OFFSITE DOSE CALCULATION MANUAL (ODCM) Cl!ANGES There were no ch.nges to the ODCM during August.

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i I-AVERAGEDAllYUslIPOWERLEVEL l DOCKET NO. 50-327 UNIT No. One DATE: 09-06-91 {

COMPLETED BY T. 1, Hollomon TELEPHONE: (615) 843-7528 MONTHt AUGUST 1991 l

i AVERAGE DAILY POWEL LEVEL AVERAGE DAILY POWER LEVEL '

DAY (MWe-Net) DAY - (MWe-Net) 1 1100 17 1105 (

2 1097 18 1107 l

l f 3 ,__

1098- 19 1104

! 1

-4 1100 20 1102- - - - .

5 1096 21 1100 6 1080 22 __.

1105 '

l 7- 1091 23 1104 8 1094 24 1104 -

1094 1104  !

l 9 25

! - 10 1094 26 1104 - ,

i 11 109fi 27 1102 __

12 1097 28 1100 13 1098 29 1098 __

14 1092 30 1084' l

.15- 1102 31 1079  :

16 1093 L ,

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, .i l-6 xvv,s.d*-4'--,,, b m -m e v <--,%,--, c,-,- --*,...-%.-1-..,,vmm.,--v,,.

y,ww,_. ..-,-.,....y+#..w.p, m 4,w. . c,,. . . - ...,,9,,-- me,.,-,,w-.emm---,.m%,mm,w..9=n-.

m.___.._____.______._.._

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AVERAGE DAILY UNIT P0'iEk LEVEL i

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DOCKET NO. 50-329 UNIT No. Two -

DATE: 06-91 _

COMPLETED BYt - T. J. Hollomon TELEPHONE: (615)_843-7528 MONTH AUGUST 1991 1

AVERACE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL l DAY (MWe-Net) DAY (MWe-Net) I 1 1089 17 1082 _,

2 _,

1088 18 1088  !

3 -1088 19 1088 ,,

-i 4 1087 20 1087 ,

5- 1086 21 1087 6 1087 ,

22 1087 7 1085 23 1075 8 1085 24 1077

• i 9 1085 25 1087 j 10 1082 26 1087 i 11 1084 27 1088 12 '1087 28 1088 F

4

! 13 1085 29 1088

! 14 1090 30 1088 i

t.  :

t 15 1089 31 1087 l

1 16 1049

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OrtRAi!NG DATA REF0EI nacatt No. .lh2U JAf[ .$tpid_121L_

COMru " ) Bf L_11.L?lhman_

i(lEPHONE (1111 h711L.

QiLM11EilAM ___

Notes 1

Unit Name: _Jt2Wn tUtlLQte

2. Reporting Feriod: .32gdL_!))I

3. ticensed ibernal Po er (MWt); ,;411d_

4 Nameplate Rating (Grogs MWe): _Ji;2 5

5. Design Elettrical Sating thet Mre): J1LQ. . .

6. Manimum Depencable Capacity (Gross Mwel: _llLLD.__

7 Maismum Depencable Capacit y (Net Mwel: _L122.0

8. If Changes Octur in Capacity Ratings (Item Numtiers J 1hrough.___7) _Since Last Report. Give Reasons:

9. Power tevel 10 which Restricted. If Any (Net MWe): N/A

10. Reasons for Restrictions. If Any: UZA This Month Yr-t,-Date Cumulative

11. Hours in Reporting Period 744 _iM L_ _33 m

12. Numter of Hours Reactor wu Critical 7 4 M_.__ _1291 nJ11

13. Reactor Geserve Shutdown Hours 2 __ _ Q_ __ 1

14. Hours Generater Ondine 7 M .D __ L191.3. 4s h l,3

15. Unit Reserve $hutdown Hours Q.0 _.Q__ _

9 lb. Gross Thermal Crergy Generated (HWH) dW2d/M _LM42JQQ Et 1jijli_

17. Gross Electrical Erergy Senerated (Mei) _j4 M QO _ _h)J1dQ_ _dMhL106

18. Net Electrical (nergy Generated (HwM) _fftJ13 LJQLk(Q_, _.AJaL2Lilta

19. Unit Service f actor 100,0 97.4 5QL

20. Unit Availability factor 100 0 97_.4_ L al_,

21. Unit Capacity f actor (using MDC Net) 97.8 963_ 47 L

22. Unit Capacity factor (Using DER Net) 9)J 24 1 %3,_.

23. Unit forced uutage Rate 0J _,. Lt. __ Jgi

24. Shutdowns 5theduled Over Neat 6 Months (Type. Date, ano Duration of Ear.h):

Unit Iracle ! Ethsli3S_QklACLEhfMtJLLLktSin_QLLLLer_1 1991. wi th gengr3W.,,_______.,

s ynchrgnuAticm sttgggLtiL1RI_21Mi eb r 3. 19 L

25. If Shut Down At End Of Report Period. Estimated Date of Startup: .Ji/A __

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OPERA 11N'i DA1A REP 0ki DOCKET NO. 10 328 DAlt $ eat.d J 2L COMPttit0 BY LL_itaHana_.

ItttPHONt (615) esh211a_

2fitAuld_ilAIUS y I Notes g i 14- Unit Name: itgiLQJ&ILMail IPO -

2. Reporting Period: Jugg1L1221 }

3. Licensed Ibermal Fo er (Mwt): .3111.0 1 4 Nameplate Rating (Gross MWe): 1220.6_ . 1

5. Design Electrical Rating (Net Fwel: 114La

6. Hasimum Dependable Capaci8y-(Gross Mwel: .111L0 7.--Maaimum 0ependable Capacity (Net MWe): _l122.0 .

8. If Changes Occur in Capacity Ratings (Item Nuvebers 3 through 7) 5tnce Last Report, Give Reasons;

9. Power tevel to Which Restricted. If Any (Net HWe): N/A

10. Reasons for Restrictionsi 19 Any: N/A This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 743 5.831 _ _ 8LDnt_

12. Number of Hours Reactor Was Critical 744,0___ S.3JLL 4Lj.Q2

13. Reactor Reserve Shutdown Hours 0_ _ Q_,, 0 ,.,

744J,

14. Hours Generator On Line 5. 79tL 45J14d_

15. Unit Reserve Shutdown Hours 0.0 __

0 _

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16. Gross thermal Energy Generated (MWH) .Li31214L ... ..19. 53 LitLL - 24L3]DJ13 ..

17. Gross Electrical [nergy Generated (MWH) e3b.030 ._ Abiga11_ ,,,JL10Lg 31

18. Net Electrical Energy Generated (HWH) ... $D5.428 W$3d2Q_ AQ22J33_

19. Unit Service factor ~1 90.0 99.4_ 55.9 IDLL .

20. Unit Availability factor ., 99.4_ 55.9 . _

21. Unit Capacity Factor (Using Hot Net) 96.5 9 7A., _ J 0.6

22. Unit Capacity factor (Using DER Net). 94.3 9LL 49,4_

23. Unit Forced Outage Rate _ _

0.0 0.L 37.2

24. Shutdowns scheduled Over Next 6 Honths (Type Date, and Duration.of Each):

25. If $ hut Down At End Of Report Period,' Estimated Date of $tartup: N/A i

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D'X Rf f fO : 50-328 ,l

. UNIT SHUIDOWNS AND power Rf DUCTIONS tptiT MANE: T=q ,

DATE: .09/06/91 + >

EEPORT to."TM: August 1991' COMPLETED BY:L J.thliggni [

IEttFidAt:f tl51 % 3_.5 23

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.I Method of Licensee Cawse and Correttive -?

Duration Shutting Down fwent Syst ys Comp p t Atteen to  !

No. Date Iype l - (hours) Reason keactor sepor t tsw . Codd* Code Prevent Reterrem e -

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Pso shutdoma or powr redw<tions t greater than 19 perwat f or a [

24-hour period to revert. [

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I F: torted h thod: tahibit G-instrw(tsoas T. $(heduled A-t quipet Failure (Emptain) 1-Menel ter Prep, ration of Data B-Maintenem e or Test 2-Manual kras tatr, sheets f or Li(ensee C se fwelies .

3-Avtomatic kram .

Ever.t Report (lea) file j D-kegulatory Eestruction 4-Continoation of E=isting Outage. puikf (e-1022 )  !

E-O rr tor training and license E=amivation 5-Redw< tion  !

T-Administrative 9-Other G-Operational trror-(E. plain) SE =hinit I-Seme Sovr(e .;

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