ML20101B191

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Monthly Operating Repts for Feb 1996 for Ei Hatch Nuclear Plant,Units 1 & 2
ML20101B191
Person / Time
Site: Hatch  Southern Nuclear icon.png
Issue date: 02/29/1996
From: Shannon Rogers
GEORGIA POWER CO.
To:
Shared Package
ML20101B180 List:
References
NUDOCS 9603140107
Download: ML20101B191 (11)
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Text

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Enclosure 1 Plant Hatch Unit 1 Monthly Operating Report February 1996 Table of Contents P_ age Narrative Report El-1 Operating Data Report El-2 Average Daily Power Level El-3 Unit Shutdowns and Power Reductions El-4 l

9603140107 960308 PDR ADOCK 05000321 R PDR 111,5124

1 l PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321 DATE: MARCH 5, 1996 NARRATIVE REPORT COMPLETED BY: S. B. ROGERS

! TE8.EPHONE: (912) 367-7781 x2878

FEBRUARY 1 0000 Shift continued to maintain maximum achievable thermal power. ,

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FEBRUARY 2 2237 Shift began reducing load to approximately 620 GMWe to perform Control Rod Drive Exercises on selected control rod drives.

FEBRUARY 3 0045 Shift began ascension to maximum achievable thermal power. Fuel i preconditioning measures were implemented to prevent fuel

degradation during ascension.

1 FEBRUARY 3 0358 The unit attained maximum achievable thermal power. i

! FEBRUARY 10 0805 Shift be an reducing load to a) proximately 500 GMWe to re air asteam$eakonthe5thStage:eedwaterHeaters' Extracti!nSteam Drain line ide air in-leakage,ntifyandsources performofControl liguid radwaste Rod Drive and Main Condenser Exercises on selected control rod drives. The servo strainers on all four Main j TCVs), Main Turbine Stop Valve Turbine and ControlCombine Main Turbine Valves (d Intermediate Valves (CIVs) . INo(TSV) and 2 No. 2, were replaced to inspect for clogging.

i FEBRUARY 10 1505 Shift began ascension to maximum achievable thermal power.

FEBRUARY 11 0413 The unit attained maximum achievable thermal power. 1

! FEBRUARY 16 2246 Shift began reducing load to approximately 585 GMWe to perform j Control Rod Drive Exercises on selected control rod drives.

! FEBRUARY 17 0046 Shift be i precondikan ascension ioning measuresto were maximum achievable implemented thermal to prevent power. Fuel fuel j degradation during ascension.

) FEBRUARY 17 1235 The unit attained maximum achievable thermal power.

! FEBRUARY 23 2137 Shift began reducing load to approximately 580 GMWe to perform j Control Rod Drive Exercises on selected control rod drives.

! FEBRUARY 23 2326 Shift began ascension to maximum achievable thermal power. Fuel

! preconditioning measures were implemented to prevent fuel l degradation during ascension.

! FEBRUARY 24 0800 The unit attained maximum achievable therma's power. ,

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{ FEBRUARY 29 2400 Shift continued to maintain maximum achir,vable thermal power.

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I I OPERATING DATA REPORT DOCKET NO.: 50-321 DATE: MARCH 5, 1995 t

COMPLETED BY: S. B. ROGERS t OPERATING STATUS 1

1. UNIT NAME: E. I. HATCH - UNIT ONE
2. REPORT PERIOD: FEBRUARY 1996

! 3. LICENSED THERMAL POWER MWt : 2436

' 4. NAMEPLATE RATING (GROSS (MWe : 850

5. DESIGN ELECTRICAL RATING N T MWe : 776.3
6. MAXIMUM DEPENDABLE CAPACI Y GROS MWe 789
7. MAXIMUM DEPENDABLE CAPACITY NET MWe):): 756 ,
8. IF CHANGES OCCUR IN CAPACITY RATINGS i
(ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS: NO CHANGES '
9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWe): NO RESTRICTIONS j 10. REASONS FOR RESTRICTION, IF ANY: N/A THIS MONTH YEAR-TO-DATE CUMULATIVE
11. HOURS IN REPORTING PERIOD: 696.0 1440 176759 4 12. NUMBER OF HOURS REACTOR WAS CRITICAL: 696.0 1393.8 135795.4
13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0
14. HOURS GENERATOR ON LINE: 696.0 1352.7 130612.8
15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0 3
1475597 2958808 294767575
16. GROSS THERMAL ENERGY GENERATED (MWHt)He):
17. GROSS ELECTRICAL ENERGY GENERATED (MW 469169 941452 94813784
18. NET ELECTRICAL ENERGY GENERATED (MWHe): 444766 893096 90256636
19. UNIT SERVICE FACTOR: 100.0% 93.9% 73.9%
20. UNIT AVAILABILITY FACTOR: 100.0% 93.9% 73.9%
21. UNIT CAPACITY FACTOR USING MDC NET : 84.5% 82.0% 68.2%
22. UNIT CAPACITY FACTOR USING DER NET : 82.3% 79.9% 65.5%
23. UNIT FORCED OUTAGE RA E: 0.0% 6.1% 10.6%
24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE DATE, AND DURATION OF EACH):

42 Day Refueling Outage tentatively scheduled for March 23, 1996.

25. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION): N/A El-2

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b PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321 DATE: 1996 AVERAGE DAILY POWER LEVEL MARCH COMPLETED BY: 5,S. B. ROGERS TELEPHONE: (012) 367-7781 x2878 i

DAY Net MWe 1 .............. 681 2 .............. 667 3 .............. 678 4 .............. 674 5 .............. 672 6 .............. 671 7 .. . ......... 668 1 8 .. ......... 661 9 .............. 656 10 .............. 588 j 654 11 ..............

12 .............. 655 13 .............. 652 14 .............. 646 15 .............. 640 16 .............. 636 17 .............. 624 18 .............. 635 19 .............. 632

, 20 .............. 628 21 .............. 626 2,? .............. 622 23 .............. 608 24 .............. 608 25 .............. 617 26 .............. 611 27 .............. 607 28 .............. 604 29 .............. 609 El-3

UNIT SHUTDOWNS AND POWER REDULJIONS DOCKET NO.: 50-321 DATE: 1996 UNIT NAME: E. I. HATCH - UNIT ONE MARCH COMPLETED BY: 5,S. B. R0GERS TELEPHONE: (912) 367-7781 x2878 REPORT MONTH: FEBRUARY 1996 i

R H S E E Y l T A T LICENSEE SC l Y S H EVENT T0 COMPONENT CAUSE & CORRECTIVE P DURATION 0 0 REPORT ED CODE ACTION TO NO. DATE E (HOURS) N D NUMBER ME (SUBCODE) PREVENT RECURRENCE No significant power l reductions occurred this month.  !

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TYPE: REASON: METHOD: EVENTS REPORTED INVOLVE A GREATER THAN 20%

F-FORCED A-EQUIPMENT FAILURE (EXPLAIN) 1-MANUAL REDUCTION IN AVERAGE l S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL SCRAM DAILY POWER LEVEL FOR C-REFUELING 3-AUTOMATIC SCRAM THE PRECEDING 24 HOURS.

D-REGULATORY RESTRICTION 4-CONTINUATIONS E-0PERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE 9-0THER (EXPLAIN) 1 G-0PERATIONAL ERROR (EXPLAIN)

H-0THER (EXPLAIN)

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Enclosure 2 Plant Hatch Unit 2 Monthly Operating Report February 1996 I

1 Table of Contents Eagg Narrative Report E2-la l I

Operating Data Report E2-2 1

Average Daily Power Level E2-3 Unit Shutdowns and Power Reductions E2-4 i

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PLANT E. I. HATCH - UNIT TWO DOCKET NO: 50-365 DATE: MARCH E, 1996 NARRATIVE REPORT COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 FEBRUARY 1 0000 Shift continued to maintain rated thermal power.

FEBRUARY 23 0928 Shift began reducing load to approximately 485 GMWe to perform a Control Rod Sequence Exchange and repair a seal on Reactor feedwater Pump (RFP) "A". The servo strainers en Main Turbine CIVs No. I and 2 were replaced to inspect for clogging.

FEBRUARY 25 0255 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUtRY 25 1431 The unit attained rated thermal power.

FEBRUARY 25 2301 Shift began reducing load to approximately 720 GMWe to perform a Rod Pattern Adjustment.

FEBRUARY 26 0105 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUARY 26 0500 The unit attained rated thermal power.

FEBRUARY 27 0150 Shift began

  • educing load to ap roximately 685 GMWe to repair a steam leak on Steam Jet Air E ector (SJAE) "A". While placing SJAE "B" in service, a steam le k was discovered on SJAE "B".

SJAE "A" was left in service and SJAE "B" was removed from service for repair.

FEBRUARY 27 0500 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUARY 27 0848 The unit attained rated thermal power.

FEBRUARY 27 0900 Shift began reducing load to approximately 700 GMWe to perform a Rod Pattern Adjustment and place SJAE "B" in service. SJAE "A" was removed from service to' repair a steam leak.

FEBRUARY 27 1340 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUARY 27 1736 Shift began reducing load due to decreasing vacuum in the Main  ;

Condenser. '

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PLANT E. I. HATCH - UNIT TWO DOCKET NO: 50-366 DATE: 1996 NARRATIVE REPORT MARCH COMPLETED BY: 5,S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 FEBRUARY 27 1820 Shift placed SJAE "A" in service and removed SJAE "B" from service due to faulty level indications in the SJAE "B" drain system.

Shift terminated load reduction at a unit load of approximately 145 GMWe when Main Condenser vacuum stabilized.

FEBRUARY 27 2222 Shift began ascension to 500 GMWe to stabilize steam plant operation.

FEBRUARY 28 0330 The unit attained 500 GMWe. Shift placed SJAE "B" in service following calibration of the level instrumentation in the drain system and removed SJAE "A" from service to repair a steam leak.

SJAE "A" was returned to service following repair, and SJAE "B" was removed from service.

FEBRUARY 28 2058 Shift beghn ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUARY 29 0508 The unit attained rated thermal power.

FEBRUARY 29 0805 Shift began inserting control rods to reduce load to approximately 795 GMWe as part of a Rod Pattern Adjustment.

FEBRUARY 29 0832 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

FEBRUARY 29 1200 The unit attained rated thermal power.

FEBRUARY 29 2400 Shift centinued to maintain rated thermal power.

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OPERATING DATA REPORT DOCKET N0: 50-366 DATE: MARCH 5, 1996 COMPLETED BY: S. B. ROGERS OPERATING STATUS:

1. UNIT NAME: E. I, HATCH - UNIT TWO
2. REPORTING PERIOD: FEBNARY 1996
3. LICENSED THERMAL POWER (MWt : 2558
4. NAMEPLATE RATING (GROSS MWe : 850
5. DESIGN ELECTRICAL RATING (N T MWe): 784
6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe 844 l 7c MAXIMUM DEPENDABLE CAPACITY 809 8.(ITEMS IF CHANGES OCCUR IN CAPACITY (NET MWe):):

RATINGS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS: NO CHANGES

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWe): NO RESTRICTIONS
10. REASONS FOR RESTRICTION, IF ANY: N/A THIS MONTH YEAR-TO-DATE CUMULATIVE  !
11. HOURS IN REPORTING PERIOD: 696.0 1440 144385
12. NUMBER OF HOURS REACTOR WAS CRITICAL: 696.0 1440.0 111921.6
13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0 l
14. HOURS GENERATOR ON LINE: 696.0 1440.0 108090.9 l
15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0
1695014 3589654 239955455
16. GROSS THERMAL ENERGY GENERATED
17. GROSS ELFCTRICAL ENERGY GENERATED (MW 569595 (MWHt)He):

1208668 78642927

18. NET ELECTRICAL ENERGY GENERATED (MWHe): 547060 1161590 74919051
19. UNIT SERVICE FACTOR: 100.0% 100.0% 74.9%
20. UNIT AVAILABILITY FACTOR: 100.0% 100.0% 74.9%
21. UNIT CAPACITY FACTOR USING MDC NET): 97.2% 99.7% 67.9%
22. UNIT CAPACITY FACTOR USING DER NET): 100.3% 102.9% 66.2%
23. UNIT FORCED CUTAGE RA E: 0.0% 0.0% 6.9%
24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE DATE AND DURATION OF EACH): NA 25.IFSHUTDOWNATENDOFREPORTPERIOD,ESTIMATEDDkTEOF,STARTUP: NA
26. UNITS IN TEST STATUS (PRIOR TO COMMERCIAL OPERATION): NA E2-2

l PLANT E. I. HATCH - UNIT TWO DOCKET NO: 50-366 DATE: 1996 AVERAGE LAILY POWER LEVEL MARCH COMPLETED BY: 5,S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 DAY Net NWe 1 .............. 828 2 .............. 827 3 .............. 831 ,

4 .............. 832 1 5 .............. 833 i 6 .............. 831 i 7 .............. 831 8 .............. 829 9 .............. 827 10 .............. 828 11 .............. 827 12 .............. 831 13 .............. 832 14 .............. 829 15 .............. 827 16 .............. 831 l 17 .............. 832 ,

18 .............. 831 19 .............. 829 l 20 .............. 826 21 .............. C26 J

22 .............. 826 )

23 .............. 628 24 .............. 485 25 .............. 733 26 .............. 815 27 .............. 571 28 .............. 498 29 .............. 818 E2-3 I

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i UNIT SHUTDOWNS AND POWER REDUCTIONS -DOCKET NO: 50-366

DATE: 1996 i UNIT NAME: E. I. HATCH - UNIT TWO MARCH COMPLETED BY: 5,S. B. ROGERS i TELEPHONE: (912) 367-7781 x2878

! REPORT MONTH: FEBRUARY 1996 R M S i E E Y T A T LICENSEE SC

! Y S H EVENT T0 COMPONENT CAUSE & CORRECTIVE j P DURATION 0 0 REPORT ED CODE ACTION TO NO. DATE E (HOURS) N D NUMBER ME (SUBCODE) PREVENT RECURRENCE

! 0.0 96-001 960223 3 F 5 N/A RC FUELXX Shift reduced load to l B approximately 485 GMWe to

! HH PUMPXX perform a Control Rod (C) Sequence Exchange and 1

repair a seal on RFP "A".

! HB FILTERS The servo strainers on Main i Turbine CIVs No. I and 2 i were replaced to inspect ror clogging.

l 96-002 960227 F 0.0 A 5 N/A HC INSTRU Shift reduced load to approximately 145 GNWe due to decreasing vacuum in the Main Condenser.

A false high level signal in the SJAE "B" drain tank resulted in low Main Condenser vacuum. SJAE "A" was placed in service to stabilize vacuum levels.

SJAE "B" was removed from service to calibrate the drain tank level instruments.

TYPE: REASON: METHOD: EVENTS REPORTED INVOLVE A GRE.aTER THAN 20%

F-FORCED 1-MANUAL REDUCTION IN AVERAGE S-SCHEDULED A-EQUIPMENT B-MAINTENANCE OR TEST FAILURE (EXPLAIN) 2-MANUAL SCRAM DAILY POWER LEVEL FOR C-REFUELING 3-AUTOMATIC SCRAM THE PRECEDING 24 HOURS.

D-REGULATORY RESTRICTION 4-CONTINUATIONS E-0PERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE 9-0THER (EXPLAIN)

G-OPERATIONAL ERROR (EXPLAIN)

H-0THER (EXPLAIN)

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