ML18283B213

December 1977 Monthly Operating Report

ML18283B213
Person / Time
Site:	Browns Ferry
Issue date:	01/13/1978
From:	Dewease J Tennessee Valley Authority
To:	Office of Nuclear Reactor Regulation
References
Download: ML18283B213 (16)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM < RIDS)

DISTRIBUTION FOR I'BECOMING MATERIAL 50-25 60/2 6 EC: ORG: DEWEASE J G DOCDATE: 01/01/01 NRC TN VALLEY AUTH DATE RCVD: 01/24/78 OCTYPE: LETTER NOTARI ZED: NO COPIES RECEIVED UBJECT: LTR 0 ENCL 1 QNTHLY REPT FOR DEC. 1977 ON PLANT AND COMPONENT OPERABILITY AND AVAILABILITY OR SUBJECT FACILITY... NOTE (USE FOR ALL MONTHLY REPTS INCL OPERATING REPTS REY BOOK INFO ETC).

LANT NAME: BROWNS FERRY UNIT 1 REVIEWER INITIAL: X JM BROWNS FERRY UNIT 2 DI STRIBUTER INITIAL:

BROWNS FERRY UNIT 3

++4+++4++++4+++~ DISTRIBUTION OF THIS MATERIAL IS AS FOLLOWS NONTHLY OPERATING REPORT FQR GRAY BOOK PREPARATION.

( DISTRIBUTION CODE A003)

FQR ACTION: BRANCH CHIEF SCHWENCER44W/2 ENC INTERNAL: REG FILE+4~WENC NRC PDR++W/ENCL NIPC FQR ACTION++A/2 ENCL EXTERNAl: LPDR S ATHENS AL4+W/ENCL T I C++W/ENCL NSIC~~W/ENCL BNL(NATLAB>++W/ENCL ACRS CAT 8+4W/0 ENCL 3ISTRIBUTIQN: LTR 10 ENCL 10 CONTROL NBR: 780250002 SIZE: fP+<P THE END +4++44++44+++4+++++++<++<<++<++<+++

TENNESSEE YALLEY AUTHORITY

~

Browns Ferry Nuclear Plant P 0. Box 2000 Decatur, Alabama 35602 CD I ~ .'N JR[1 t 8 1978 Nuclear Regulatory Commission Office of Management Information and Program Contxol Washington, D. C. 20555 Gentlemen:

Enclosed is the December 1977 report on plant and component operability and availability for Browns Ferry Nuclear Plant units lq 2p and 3 ~

Very truly youxs, NNE EE VALLEY AUTHORITY

. G. Dewease Plant Superintendent

Enclosures:

CC: Director, Region II Nuclear Regulatory Commission Office of Inspection and Enforcement 230 Peachtree Street, NW Suite 818 Atlanta, GA 30303 (1 copy)

Director, Office of Inspection & Enforcement Nuclear Regulatory Commission Washington, D. C. 20555 .

(10 copies)

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OPERATING DATA REPORT DOCKET NO. ZL22~

DATE 1Qli~

D~nreen COhtPLETED BY TELEPHONE ~~o- 16 s OPERATING STATUS Notes

1. Unit Name:

. 2. Reporting Period:

3. Licensed Thermal Power (EhlWt):

4. Nameplate Rating (Gross MWe):

5. Design Electrical Rating (Net MWe):

6. Maximum Dependable Capacity (Gross MWe):

7. Maximum Dependable Capa ci ty (Net aiIWe: )

S. IfChanges Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

9. Power Level To Which Restricted, IfAny (Net MWe):

10. Reasons For Restrictions, If Any:

This Month Yr:to-Date Cumulative LL2fdl

12. Number Of Hours Reactor Was Critical 12 979.88

13. Reactor Reserve Shutdown Hours 4046.8

14. Hours Generator On-Line

15. Unit Reserve Shutdown Hours

17. Gross Electrisnt Energy Generated (htWH)

]g r 0 gi93 31'2 373.229 10 488 347

19. Unit Service Factor 0 67 2 43.3

20. Unit Availability Factor 43.3

21. Unit Capacity Factor (Using MDC Net) 0 32.9

23. Unit Forced Outage Rate 0 4.6

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

25. IfShut Down At End Of Report Period, Estimated Date of Startup:

26. Units In Test Status tPrior to Commercial Operation): Forecast Achieved INITIAL CRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION

DOCKET NO. 50-259 UNIT SHUTDOWNS AND POWER REDUCTIONS DATE 1 5 78 REPORT MONTH

~ C PI g4 Cl Licensee E~

Cl Ep O O Cause Ec Corrective

~ Pp No. Date Event IA Q Action to Report 4 cn' O Prevent Recurrence Oc ~CA $ CJ a

27 771201 S 720 F: Forced Reason: Method: Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) I-Manual for Preparation of Data II-Maintenance or Test 2-Manual Entry Sheets lor Licensee Scram. Event Report (LER) File (NUREG-Scram.'-Automatic C-Refueling D Regulatory Restriction 4.Other (Explain) OI6I)

E.Operator Training &. License Examination F.Administrative G-Operational Error (Ilxplaitt) Exhibit I - Sante Source (9/>>) I I.Other (Explain)

)

AVERAGE DAILYUNIT POWER LE DATE COMPLETED BY MONTH December

. DAY AVERAGE DAILYPOWER LEVEL DAY 'AVERAGE DAILYPOWER LEVEL (MWe-Net) (MWe-Net) 17

&7 18 <<7

&7 19

-8 3.

-8 20

-8 -6 22 -6

-6 w7 24

-6 25

'-9 Io 26 -8 11 27 -8 12 .

-8 28 13

.-8 29 -8 14 30 15 31 16

-.8 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the near~st whole megawat t.

(9(77)

OPERATING DATA REPORT DOCKET NO ~0-260 DATE ~~r COMPLETED BY D~~~~.

TELEPHONE 2QZD~316 OPERATING STATUS Notes

l. Unit Name:

. 2. Reporting Period:

3. Licensed Thermal Power (MWt):

4. Nameplate Rating (Gross MWe):

S. Design Electrical Rating (Net MWe):

6. ltfaximum Dependab!e Capacity (Gross MWe):

7. Maximum Dependable Capacity (Net MWe):

8. IfChanges Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

9. Power Level To Which Restricted, IfAny (Net MWe):

. 10. Reasons For Restrictions, If Any:

This Month Yr.-to-Date Cumulative

-J4160

13. Reactor Reserve Shutdown Hours

14. Hours Generator On-Line 6967 63

15. Unit Reserve Shutdown Hours

16. Gross Thermal. Energy Generated (MWH)

N W ~~0

19. Unit Service Factor

20. Unit Availability Factor 40.3

23. Unit Forced Outage Rate

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

Refuelin Outa e 2S. IfShut Down At End Of Report Period, Estimated Date of Startup:

26. Units In Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRITICALITY INITIAI. ELECTRICITY COMMERCIAL OPERATION (9jr77)

UNITSHUTDOWNS AND POWER REDUCTIONS COMPLETED BY REPORT MONTH l5ll1SB6 fPi V FeV ~e

~ Cause & Corrective 0

Licensee Cl 0 u No. Date Event ~ n Action to g) S Report 4f ~ Cr E~

O Prevent Rccurrcnce

~ CA 36 771201 r 331.4 B 37 771214 18.9 B 3 38, 771218 11.5 H The scram, discharge volume tank high water level- switches or piping was bumped causing switch contacts to operate.

39 771231 B Derated for removal of each recirc. pump from service to inspect electrical penetratiogs.

3 F: Forced Reason: Method: Exhibit G ~ Instructions S: Schedule'd A.Equipment Failure (Explain) I-Mapual for Preparation of Data B-Maintenance or Test 2.Manual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File (NUREG-D.Regulatory Restriction 4.Other (Explain) OI 61)

E.Operator Training & Liccnsc Examination F-Administrative 5 G Operational Error (Explain) Exhibit I - Sante Source (9/77) I I-Other (Explain)

AVERAGE DAlLYUNIT POWER. LEVE UNIT 5=

DATE COMPLETED BY TELEPHONE MONTH DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER

• LEVEL (MWe-Net) (MWe-Net)

-10 17 18 19 20 21

-10 22 7 23 2 24 25 10 26 27 12 -28 13 -9 29 14 30 15 108 31 16 INSTRUCTIONS On this format, list the average daily unit power level in MWe.Net for each day in the reporting month. Compute to the nearest whole megawatt.

. (9/77)

OPERATING DATA REPORT DOCKET NO . ~O-EEE DATE ~igZI COMPLETED BY TELEPHONE. 295Ll29 9316 OPERATING STATUS Notes

1. Unit Name:

. 2. Reporti'ng Period:

3. Licensed Thermal Power (MWt):

4. Nameplate Rating (Gross MWe):

5. Design Electrical Rating (Net MWe):

6. maximum Dependable Capacity (Gross MWe):

8. IfChanges Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

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

10. Reasons For Restrictions, If Any:

This Month Yr:to.Date Cumulative, .

12, Number Of Hours Reactor Was Critical

13. Reactor Reserve Shutdown Hours 588.41

14. Hours Generator On-Line 6499.31 6499. 31

15. Unit Reserve Shutdown Hours 0 0

16. Gross Thermal,Energy Generated (MWH) 18 641,694 18,641,694

17. Gross Electrical Energy Generated (MWH) 6 033 '870 6 033,870

18. Net Electrical Energy Generated (MWH)

19. Unit Service Factor

20. Unit Availability Factor 91 0 91.0

21. Unit Capacity Factor (Using MDC Net) 74.8 74.8

22. Unit Capacity Factor (Using DER iVet) 74.8

23. Unit Forced Outage Rate

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:

26. Units In Test Status (Prior to Commercial Operation): Forecast Achieved INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION

UNIT SHUTDOWNS AND POWER REDUCTIONS DATE COMPLETED BY REPORT MONTH December C ~ PI C Liccnsce EeEl Cause &, Corrective Q

No. . Date CS Event Action to hx a- Cl u< ~ Report 4 ro C5 Prevent Recurrence

~ C/) $

a O

16 78 A Intercept valves fast clos'ure 43 771211 F DUE to'oscillation in the Main Steam Line Pressure.

10.57 A EHC Mal function 771211 F 45 771222 Derated Due To 'A'ecirc.

Pump Trip.

B Deratr rl Due To MnI.ntenance 46 771226 To Rx F"r d Pumps I 1 4 F: Forced Reason: Method: Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) I -II lanual for Preparation of Data B-Maintenance or Test 2-Manual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File (NUREG-D.Regulatory Restriction 4-Other (Explain) 016I )

E-Operator Training &, Liccnsc Examination F-Administrative G-Operational Error (Exitlain) Exltibit I - San>c Source

!, (9/77) I I-Other (Explain)

AVERAGE DAILYUNIT POWER LEV DOCKET NO. 50-296

'NIT COMPLETED BY Don Green TELEPHONE MONTH c ember 1977 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVEL (MWe-Net) (MWe-Net) 17 823 18 0 19 794 20 789 21 0 6 22 1000 24 1026 25 10 26

-6 27 12 .9 8 13 29 14 30 15" 998 31 16 INSTRUCTIONS On this format, list the average daily unit power level in Mme-Net for each day in the reporting tnuri th. Compute to the nearest whole megawatt.

(9t77)

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