ML20151L329

Monthly Operating Rept for Mar 1988

ML20151L329
Person / Time
Site:	Vogtle
Issue date:	03/31/1988
From:	Dilworth S, Gucwa L GEORGIA POWER CO.
To:	NRC
References
SL-4444, NUDOCS 8804220023
Download: ML20151L329 (7)

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GEORGIA POWER .

COMPANY MONTHLY OPERATING DATA REPORT PLANT V0GTLE UNIT 1*

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-Georgia Power ENCLOSURE 1 TABLE OF CONTENTS PLANT V0GTLE - UNIT 1 NRC DOCKET 50-424 OPERATING LICENSE NPF-68 HONTHLY OPERATING REPORT March. 1988 NARRATIVE REPORT Page E-1 -

OPERATING DATA REPORT Page E-2 AVERAGE DAILY POWER LEVEL Page E-3 UNIT _SHUTD0HNS AND P0HER REDUCTIONS Page E-4 0080m 700715

NARRATIVE REPORT DOCKET NO. 50-424 UNIT 1 DATE: APR 5.1986 COMPLETED BY: 5.C. DILWORTH TELEPHONE: (404) 724-8114 x3670 MARCH 1 00:00 UNIT OPERATING AT 100% POWER WITH NO OPERATING PROBLEMS.

MARCH 19 20:30 REACTOR POWER RADIAL TILT DUE TO INOPERABLE N!, OPERATING AT 75%.

MARCH 21 02:06 PLANNED REPLACEMENT OF HEATER DRAIN PUMP 'A' SEAL, OPERATING AT SO%.

MARCH 25 02:04 RAMP TO FULL POWER FROM SEAL REPLACEMENT.

MARCH 27 01:15 REACTOR AT FULL POWER WITH NO OPERATING PROBLEMS, MARCH 28 21:19 RETCRQUED BOLTS ON HEATER DRAIN PUMP 'A' SEAL, OPERATING AT 90%.

MARCH 29 01:08 RETURNED TO FULL POWER.

MARCH 31 24: 00 REACTOR AT 100% POWER WITH NO OPERATING PROBLEMS.

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OPERATING DATA REPORT DOCKET NO. 50-424 DATE: APR 5,1988 COMPLETED BY S.C. DILWORTH TELEPHONE: (404) 724-8114 x3870 CPERAT!ND STATUS

'i. UNIT NAME: A. W. V06TLE UNIT 1

2. AtP0ai PER100: MAR 98 3; LICENSED THERMAL F5WER tKWt): 3411 4 NAMEPLAlf RATINe (4ROSS FWe): 1157

$. DESIGN ELECTRICAL RATING (NET MWe): 1101

6. MAXIMUM OEPENDABLE CAPACITY (GROSS MWe): 1122

7. MAXIMUM DEPENDABLE CAPACITY (NET MWe): 1079

8. IF CHANGES OCCUR IN C4PACITY RATINGS (ITEMS 3 THROUGH 7) SINCE LAST REPORT, 6IVE RIASONS: NONE

9. POWER LEVEL TO W41CH RESTRICTED, IF ANY (NET MWe) NO RESTRICTIONS

10. REASONS FOR RESTRICTION, IF ANY: N/A THIS MONTH YR. TO DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD: 744 2104 7321

12. SUN 8ER OF HOURS REACTOR WAS CRITICAL: 744.0 1620.3 5673.2

13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE: 744.0 1580.1 5500.7

15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

16. GROSI THERMAL ENCROY GENERATED (MWH): 2456340 5200996 17070044.3

17. GROSS ELEC. ENER6Y GENERATED (MWH): 819810 1735340 5919330

10. NET ELEC. ENER0Y SENERATED (MWH): 779730 1626460 5547900 l 19. REACTOR SERV!CE FACTOR 100.0% 74.2% 77.5%

20. REACTOR AVAILIBILITY FACTOR 100.0% 74.2% 77.5%

21. UNIT SERVICE FACTOR: 100.0% 72.3% 75.1%

22. UNIT AVAILABILITY FACTOR: 100.0% 72.3% 75.1%

23. UNIT CAPACITY FACTOR (USING MDC NET): 97.1% 69.0% 70.3%

24. UNIT CAPACITY FACTOR (USING DER NET): 95.2% 67.6% 68.9%

25. UNIT FORCED OUTA6E RATE: 0.0% 26.1% 21.4%

1 26. SHUTDOWNS SCHEDULED OVER THE NEXT & MONTHS (TYPE, DATE, AND DURATION OF EACH) REFUELING

! OUTAGE, SEPTEMBER 19, 1990, 50 DAYS.

l 27. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUPi N/A

28. UNITS IN TEST STATUS ( PRIOR TO COMMERCIAL OPERATION): N/A i

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UNIT 1 AVERAGE DAILY DOCKET NO. 50-424 POWER LEVEL DATE: APR 5,1988 COMPLETED BY: S. C. D!LWORTH TELEPHONE: (404) 724-8114 x3870 DAY Net MW 1 ......... 1079 2 ......... 1085 3 ......... 1002 4 ......... 1081 5 ......... 1085 6 ......... 1084 7 ......... 1085 B ......... 1092 9 ......... 1088 10 ......... 1092 11 ......... 1092 12 ......... 1084 13 ......... 1088 14 ......... 1082 15 ......... 1089 16 ......... 1094 17 ......... 1098 18 ......... 1095 19 ......... 1083 20 ......... 828 21 ......... 830 22 ......... 886 23 ......... 901 24 ......... 905 25 ......... 1011 26 ......... 1055 27 ......... 1086 28 ......... 1075 29 ......... 1080 30 ......... 1085 31 ......... 1091 l

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-424 DATE: APR 5,1988 UNIT NAME: V0GTLE UNIT 1 COMPLETED BY: S. C. DILWORTH TELEPHONE: (404) 724-8114 x3870 REPORT MONTH MAR 88 I I I i  : E: E 1Y  !  !  !

I i l T! I A ! T l LICENSEE SC!  !  :

1 1 IY I i$: H : E(ENT l T 0 COMPONENTI CAUSE & CORRECTIVE  :

!  ! I P : DURATION: 0: 0: REPORT : ED! CODE I ACTION TO 1 1 NO.  ! DATE I E !(HOURS) : N : D l NUMBER ! M E l(SUBCODEli PREVENT RECURRENCE  :

l-ii:5-lsiirilE-l--ii:I-li's-l-;7I---l-ri-l--is----liiiiicis--------------------l 1 88-6 l MAR 21! SI 95.97 : A : 4 : N/A l TF ! SEAL ISEE BELOW t I  ! l  !  :  :  : 1 i  !

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Fi FORCED REASON: METHOD: EVENTS REPORTED INVOLVE S SCHEDULED A-EQUIPMENT FAILURE (EXPLAIN) 1 - MANUAL A BREATER THAN 201 B-MAINTENANCE OR TEST 2 - MANUAL SCRAM REDUCTION IN AVERAGE C-REFUELING 3 - AUTO. SCRAM DAILY POWER LEVEL FOR

, D-RESULATORY RESTRICTION 4 - CONTINUATIONS THE PRECEEDIN8 24 HOURS.

l E-OPERATOR TRAINING b LICENSE 5 - LOAD REDUCTION l F-ADMINISTRATIVE 9 - OTHER (EXPLAIN) l 8-OPERATIONAL ERROR (EXPLAIN)

H-0THER (EXPLAIN) 88-5 CAUSE: REACTOR POWER RADIAL TILT CAUSED BY AN INOPERABLE NUCLEAR INSTRUMENTATION CHANNEL (N!-43!. IN ACCORDANCE WITH TECHNICAL SPECIFICATIONS, POWER WAS REDUCED TO 751 CORRECTIVE ACTION: THE POWER SUPPLY FEEDING N!-43 WAS FOUND TO BE INOPERABLE AND WAS REPLACED. THIS REPA!REO THE NI BUT THEN THE PLANT ENTERED A SCHEDULED MAINTENANCE DERATING TO REPA!R A LEAKING SEAL ON THE HEATER DRAIN PUMP "A'.

88-6 CAUSE: MEATER DRAIN PUMP 'A' SEAL WAS LEAK!NG. POWER WAS REDUCED TO Sol TO REPLACE THE SEAL.

CORRECTIVE ACTION: REPLACED HEATER DRAIN PUMP "A" SEAL AND RETURNED FLANT TO FULL POWER.

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Terzphone 404 526-6526 Ma. ting Address Post Ofice Box 4545 Manta, Georgia 30302 Georgia Power L.T.Gucws the southem electre system Manager Nuclear Safety and Lcensing SL-4444 0080m X7GJ17-V510 April 15, 1988 Director, Office of Resource Management U. S. Nuclear Regulatory Commission Washington, D.C. 20555 PLANT V0GTLE - UNIT 1 NRC DOCKET 50-424 OPERATING LICENSE NPF-68 HONTHLY OPERATING REPORT Gentlemen:

Enclosed is the Month?y Operating Report for Vogtle Unit 1 for March, 1988. This report is submitted pursuant to the requirements of Technical Specification Section 6.8.1.5.

Sincerely,

&M a L. T. Gucwa JAE/Im

Enclosure:

c: Georoia Power Company Mr. P. D. Rice Mr. G. Bockhold, Jr.

GO-NORMS U. S. Nuclear Regulatory Commission Dr. J. N. Grace, Regional Administrator Hr. J. B. Hopkins, Licensing Project Manager, NRR (2 copies)

Mr. J.-F. Rogge, Senior Resident Inspector-Operations, Vogtle

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