ML20134K736

Monthly Operating Repts for Oct 1996 for Vogtle Electric Generating Plant,Units 1 & 2

ML20134K736
Person / Time
Site:	Vogtle
Issue date:	10/31/1996
From:	Hooper G, Mccoy C GEORGIA POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
LCV-0757-J, LCV-757-J, NUDOCS 9611200011
Download: ML20134K736 (11)

Text

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, Georgia Power Company 40 Inytmiss Centir Parkway Post Offee Box 1295 Birmingham. Alabama 35201

)

. Telephone 205 992-7122 GeorgiaPower ic P es dent. Nuclear Vogtle Project November 12, 1996 LCV-0757-J -

Docket Nos. 50-424 50 425 U. S. Nuclear Regulatory Commission ATTN Document Control Desk Washington, D. C. 20555 Gentlemen:

VOGTLE ELECTRIC GENERATING PLANT MONTHLY OPERATING REPORT Enclosed are the October 1996, monthly operating reports for Vogtle Electric Generating i

Plant (VEGP) Units 1 and 2. These reports are submitted in accordance with Technical Specification 6.8.1.5.

Sincerely, C. K. McCoy CKM/JLL Enclosures cc:

Georgia Power Company Mr. J. B. Beasley, Jr.

Mr. M. Sheibani NORMS U. S. Nuclear Regulatory Commission Mr. S. D. Ebneter, Regional Administrator Mr. L. L. Wheeler, Licensing Project Manager, NRR t

Mr. C. R. Ogle, Senior Resident Inspector, Vogtle

{l 9611200011 961031 PDR ADOCK 05000424 R

PDR

i-ENCLOSURE 1 VOGTLE ELECTRIC GENERATING PLANT - UNIT 1 MONTHLY OPERATING REPORT FOR OCTOBER 1996 TABLE OF CONTENTS NARRATIVE REPORT Page Vl-1 OPERATING DATA REPORT Page VI-2 AVERAGE DAILY POWER LEVEL Page VI-3 UNIT SHUTDOWNS AND POWER REDUCTIONS Page VI-4 1

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NARRATIVE REPORT DOCKET NO. 50-424 UNIT 1 DATE:

NOVEMBER 1,1996 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706)826-4104 CTOBER 01 00:00 UNIT AT 100% POWER WITH NO OPERATING PROBLEMS.

OCTOBER 31 23:59 UNIT AT 100% POWER WITH NO OPERATING PROBLEMS.

i V1-1

4 OPERATING DATA REPORT DOCKET NO. 50-424 DATE: NOVE'JBER 1,1996 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706)826-4104 OPERATING STATUS

1. UNIT NAME:

VEGP UNIT 1

2. REPORT PERIOD:

Oct-96

3. LICENSED THERMAL POWER (MWt):

3565

4. NAMEPLATE RATING (GROSS MWe):

1215

5. DESIGN ELECTRICAL RATING (NET MWe):

1169

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe):

1216

7. MAXIMUM DEPENDABLE CAPACITY (NET MWe):

1162

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS:

NA

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWe):

NO RESTRICTIONS

10. REASONS FOR RESTRICTION, IF ANY:

NA THIS MONTH YR. TO DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD:

745 7320 82585

12. NUMBER OF HOURS REACTOR WAS CRITICAL:

745.0 5801.3 72267.5

13. REACTOR RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE:

745.0 5726.1 71068.5

15. UNIT RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH):

2654401 19931904 241333638

17. GROSS ELEC. ENERGY GENERATED (MWH):

913340 6791561 81464088

18. NET ELEC. ENERGY GENERATED (MWH):

873340 6465961 77508368

19. REACTOR SERVICE FACTOR 100.0 %

79.3 %

87.5%

20. REACTOR AVAILABILITY FACTOR 100.0 %

79.3 %

87.5 %

21. UNIT SERVICE FACTOR:

100.0 %

78.2 %

86.1 %

22. UNIT AVAILABILITY FACTOR:

100.0 %

78.2 %

86.1 %

23. UNIT CAPACITY FACTOR (USING MDC NET):

100.9 %

76.0 %

84.0 %

24. UNIT CAPACITY FACTOR (USING DER NET):

100.3 %

75.6 %

83.4 %

25. UNIT FORCED OUTAGE RATE:

0.0%

6.7%

4.6%

26. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH):

NONE

27. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

NA l

1 V1-2

1 t=

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I UNIT 1 AVERAGE DAILY DOCKET NO. 50-424 POWER LEVEL DATE:

NOVEMBER 1,1996 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706)826-4104 DAY Net MW 1....

1171

• 2.........

1169

• 3..

1163

• 4...

1174

• 5.......

1179

• 6.............

1176

• 7...........

1176

• 8.....

1168

• 9...

1168

• 10.

1176

• 11....

1176

• 12.....

1176

• 13...

1177

• 14..........

1175

• 15..........

1169

• i 16.....

1172

• 17...

1168

• 18.....

1170 *

]

19..

1181

• 20...

1182

• 21...

1180

• 22..

1173

• 23.

1172

• 24...

1176

• 25.....

1178

• 26..

1171

• 27.

1169

• 28..

1162

• 29 1162

• 30.........

1161 31.

1171 *

• MDC CAN BE EXCEEDED UNDER OPTIMAL CONDITIONS V1-3 l

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-424 DATE: NOVEMBER 1,1996 UNIT NAME:

VEGP UNIT 1 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706) 826-4104 REPORT MONTH Oct-96 i

R M

S j

s E

E Y

T A

T LICENSEE SC Y

S H

EVENT TO COMPONENT CAUSE & CORRECTIVE P

DURATION O

O REPORT ED CODE ACTION TO NO.

DATE E

(HOURS)

N D

NUMBER ME (SUBCODE)

PREVENT RECURRENCE 4

NA NA NA NA NA NA NA NA NA NA F: FORCED REASON:

METHOD:

EVENTS REPORTED INVOLVE S: SCHEDULED A-EQUIPMENT FAILURE (EXPLAIN) 1-MANUAL A GREATER THAN 20%

B-MAINTENANCE OR TEST 2-MANUAL SCRAM REDUCTION IN AVERAGE C-REFUELING 3-AUTO. SCRAM DAILY POWER LEVEL FOR D-REGULATORY RESTRICTION 4-CONTINUATIONS THE PRECEDING 24 HOURS.

E-OPERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE 9-OTHER (EXPLAIN)

G-OPERATIONAL ERROR (EXPLAIN)

H-OTHER (EXPLAIN)

L

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V1-4

e o

ENCLOSURE 2 VOGTLE ELECTRIC GENERATING PLANT - UNIT 2 MONTHLY OPERATING REPORT FOR OCTOBER 1996 TABLE OF CONTENTS NARRATIVE REPORT Page V2-1 OPERATING DATA REPORT Page V2-2 l

AVERAGE DAILY POWER LEVEL Page V2-3 UNIT SHUTDOWNS AND POWER REDUCTIONS Page V2-4 1

_______._._.____.____.._._____._.._.._._.-_-__m a.

i a

NARRATIVE REPORT DOCKET NO. 50-425 7

UNIT 2 DATE:

NOVEMBER 1,1996 3

COMPLETED BY: G. L. HOOPER j

TELEPHONE:

(706) 826-4104

)

OCTOBER 01 00:00 UNIT IN MODE 6 CORE LOAD IN PROGRESS.

OCTOBER 01 04:09 CORE LOAD COMPLETE.

j OCTOBER 04 08:49 REACTOR VESSEL HEAD SET.

L OCTOBER 05 14:22 REACTOR VESSEL HEAD TENSIONING COMPLETE, ENTERED MODE 5.

9 OCTOBER 08 23:47 ENTERED MODE 4.

j OCTOBER 09 15:12 ENTERED MODE 3.

J OCTOBER 11 09:11 ENTERED MODE 2.

OCTOBER 11 12:35 REACTOR CRITICAL.

j OCTOBER 12 11:13 ENTERED MODE 1.

l OCTOBER 12 17:04 GENERATOR TIED TO GRID.

OCTOBER 13 09:03 ' GENERATOR TRIPPED FOR TURBINE OVERSPEED TESTING.

OCTOBER 13 12:34 GENERATOR TIED TO GRID.

1 OCTOBER 14 14:07 BEGAN POWER REDUCTION DUE TO CONTROL PROBLEMS WITH LOOP 3 i

j-MAIN FEEDWATER REGULATING VALVE (MFRV).

OCTOBER 14 16:15 REACTOR POWER STABILIZED AT 57%.

OCTOBER 14 19:25 MANUAL REACTOR TRIP DUE TO LOOP 3 MFRV FAILING CLOSED, ENTERED l

MODE 3.

i OCTOBER:15 03:56 ENTERED MODE 2.

i OCTOBER 15 05:31 APPROXIMATELY 750 PCM OF NEGATIVE REACTIVITY ADDED, SINCE

{

CRITICALITY DID NOT OCCUR WITHIN PROCEDURAL LIMITS.

OCTOBER 15 08:41 ALL CONTROL BANKS INSERTED, ENTERED MODE 3.

OCTOBER 15 14:20 ~ ENTERED MODE 2.

OCTOBER 15 15:41 REACTOR CRITICAL.

OCTOBER 15 20:09 ENTERED MODE 1.

1 OCTOBER 16 00:44 GENERATOR TIED TO GRID.

l; OCTOBER 18 18:20. UNIT REACHED 100 % POWER.

OCTOBER 21 21:36 UNIT BEGAN DERATE TO INVESTIGATE MAIN FEEDPUMP "B" VIBRATION.

1 OCTOBER 23 17:07 AUTOMATIC TURBINE TRIP / REACTOR TRIP DUE TO LOSS OF CONDENSER i

VACUUM, ENTERED MODE 3.-

OCTOBER 24 04:39 ENTERED MODE 2.

OCTOBER 24 06:00 REACTOR CRITICAL.

I OCTOBER 24 10:04 ENTERED MODE 1.

OCTOBER 24.12:00 GENERATOR TIED TO GRID.

. OCTOBER 25 20:00 UNIT REACHED 100 % POWER.

OCTOBER 31 23:59 UNIT AT 100% POWER WITH NO OPERATING PROBLEMS.

i i

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U

OPERATING DATA REPORT DOCKET NO. 50-425 DATE: NOVEMBER 1,1996 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706) 826-4104 OPERATING STATUS

1. UNIT NAME:

VEGP UNIT 2

2. REPORT PERIOD:

Oct-96 3

3. LICENSED THERMAL POWER (MWt):

3565 1

4. NAMEPLATE RATING (GROSS MWe):

1215

5. DESIGN ELECTRICAL RATING (NET MWe):

1169 1

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe):

1216 l

7. MAXIMUM DEPENDABLE CAPACITY (NET MWe):

1162

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS:

NA 1

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWe):

NO RESTRICTIONS

10. REASONS FOR RESTRICTION, IF ANY:

NA THIS MONTH YR. TO DATE CUMULATIVE

19. HOURS IN REPORTING PERIOD:

745 7320 65329

12. NUMBER OF HOURS REACTOR WAS CRITICAL:

459.3 6483.3 58599.8

13. REACTOR RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE:

412.2 6435.7 57935.2

15. UNIT RESERVE SHUTDOWN HOURS:

0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH):

1241612 22299526 195753641

17. GROSS ELEC. ENERGY GENERATED (MWH):

417788 7649314 66672616 j

4

18. NET ELEC. ENERGY GENERATED (MWH):

389028 7295484 63533746

19. REACTOR SERVICE FACTOR 61.6 %

88.6% '

89.7 %

20. REACTOR AVAILABILITY FACTOR 61.6 %

88.6 %

89.7 %

i

21. UNIT SERVICE FACTOR:

55.3 %

87.9 %

88.7 %

i

22. UNIT AVAILABILITY FACTOR:

55.3%

87.9 %

88.7 %

23. UNIT CAPACITY FACTOR (USING MDC NET):

44.9 %

85.8 %

86.0 %

24. UNIT CAPACITY FACTOR (USING DER NET):

44.7 %

85.3 %

86.0 %

25. UNIT FORCED OUTAGE RATE:

10.5%

0.7%

1.8%

4

26. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH):

NONE

27. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: NA 1

i 1

I t

V2-2

e UNIT 2 ~ AVERAGE DAILY DOCKET NO. 50-425 POWER LEVEL DATE:

NOVEMBER 1,1996 COMPLETED BY; G. L. HOOPER TELEPHONE:

(706) 826-4104 i

i 4

DAY Net MW 1 '.

0 2...

0 3.

0 4.

0 5.

0 6.

0 7.

0 8.

0 9.

0 10.

0 11.

0 12.

19 13.

236 14.

507

.15.

.0 16..

526 17.

929 18.

1128 19.

1193

• 20.

1193

• 21...

1155 22.

733 23.

475 24...

217 25..

1052 26.

1178

• 27.

1180

• 28..

1173

• 29.

1173

• 30.

1172

• 31 1181 *

• MDC CAN BE EXCEEDED UNDER OPTIMAL CONDITIONS 1

V2-3

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-425 DATE: NOVEMBER 1,1996 UNIT NAME:

VEGP UNIT 2 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706)826-4104

)

REPORT MONTH Oct-96 1

i R

M S

E E

Y T

A T

LICENSEE SC Y

S H

EVENT TO COMPONENT CAUSE & CORRECTIVE P

DURATION O

O REPORT ED CODE ACTION TO NO.

DATE E

(HOURS)

N D

NUMBER ME (SUBCODE)

PREVENT RECURRENCE 96-3 9/8 S

281.1 C

4 NA ZZ

77777, SEE BELOW 96-4 10/13 S

3.5 B

1 NA TA TRB SEE BELOW 96-5 10/14 F

29.3 A

2 2-96-006 SJ FCV SEE BELOW j

96-6 10/21 F

0.0 B

5 NA SJ TRB SEE BELOW 96-7 10/23 F

18.9 G

3 2-96-008 SJ RPD SEE BELOW 1

F: FORCED REASON:

METHOD:

EVENTS REPORTED INVOLVE S: SCHEDULED A-EQUIPMENT FAILURE (EXPLAIN) 1-MANUAL A GREATER THAN 20%

B-MAINTENANCE OR TEST

2. MANUAL SCRAM REDUCTION IN AVERAGE

- C-REFUELING 3-AUTO. SCRAM DAILY POWER LEVEL FOR D-REGULATORY RESTRICTION 4-CONTINUATIONS THE PRECEDING 24 HOURS.

E-OPERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE 9-OTHER (EXPLAIN)

G-OPERATIONAL ERROR (EXPLAIN)

H-OTHER (EXPLAIN) i EVEND6-3 i

CAUSELSCHEDULED REFUELING OUTAGE CORRECINEACIlOR NO MAJOR SAFETY RELATED CORRECTIVE MAINTENANCE WAS PERFORMED CBlIICAL PATH WAS:

RCP MOTOR INSPECTION, RELOAD AND VERIFY CORE, EDDY CURRENT TEST GENERATORS, RESTORE AND DECON REFUEL CAVITY, TENSION HEAD AND COMPLETE REASSEMBLY, HEATUP, FUNCTIONAL TESTS FOR MODE 4, MODE 4 ENTRY, FUNCTIONAL TESTS FOR MODE 3, MODE 3 ENTRY, HEATUP, FUNCTIONAL TESTS FOR MODE 2, MODE 2 ENTRY, LOW POWER PHYSICS TESTING FOR MODE 1, MODE 1 ENTRY, RAISE POWER, PERFORM TURBINE TESTING, BREAKER CLOSURE.

EVENU6 4 CAUSELTURBINE OVERSPEED TRIP TEST CORRECINEACI1OR TURBINE TEST COMPLETED AND UNIT RETURNED TO SERVICE.

EVENU6-5 CAUSELMANUAL REACTOR TRIP DUE TO LOOP 3 MFRV CLOSURE.

CORBECINEACT10N; MFRV POSITIONER WAS REPLACED AND UNIT WAS RETURNED TO SERVICE.

EVENU6-6 CAUSELDERATE TO INVESTIGATE MFP "B" VIBRATION CORBEGINEACIlOR MFP"B"WAS REMOVED FROM SERVICE. INSPECTION REVEALED NO PROBLEMS.

EVENU6-I CAUSELWHILE RETURNING MFP "B"' TO SERVICE, AN IMPROPER VALVE AllGNMENT RESULTED IN AN OVERPRESSURE CONDITION THAT BLEW THE "B" MFP TURBINE CASING RUPTURE DISK.

- THE RESULTING CONDENSER AIR INLEAKAGE CAUSED A REDUCTION OF CONDENSER VACUUM AND SUBSEQUENT TURBINE TRIP / REACTOR TRIP.

CORRECINEACIlOR THE RUPTURE DISK WAS REPLACED. A TEMPORARY PROCEDURE CHANGE WAS INCORPORATED TO PROVIDE SPECIFIC GUIDANCE FOR ISOLATION OF TURBINE STEAM SUPPLIES UNTil THE EXHAUST VALVE IS OPENE

D. PROCEDURE

S WILL BE CHANGED TO CLEARLY SPECIFY THE THE SEQUENCE FOR RESTORATION OF MFP TURBINE STEAM SUPPLY, FEEDWATER, AND AUXILIARY SYSTEMS.

V2-4

i

.e ENCLOSURE 3 VOGTLE ELECTRIC GENERATING PLANT-UNITS 1 AND 2

' CHALLENGES TO PORY OR SAFETY VALVES DOCKET NOS. 50-424,50-425 DATE:

NOVEMBER 1,1996 COMPLETED BY: G. L. HOOPER TELEPHONE:

(706)826-4104 i

EVENT DATE TAG NO.

. TYPE DESCRIPTION NA NA' NA NA i

i

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