HL-5098, Monthly Operating Repts for Dec 1995 for Ei Hatch Nuclear Plant

Monthly Operating Repts for Dec 1995 for Ei Hatch Nuclear Plant

ML20096C300
Person / Time
Site:	Hatch
Issue date:	12/31/1995
From:	Beckham J, Shannon Rogers GEORGIA POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
HL-5098, NUDOCS 9601170213
Download: ML20096C300 (13)

Text

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Georgia Power Company 40 invemess Center Parkway Post Office Box 1295

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• Dirrgingham, Alabama 35201 Telephone 205 877-7279 m

heeires en$belear GeorgiaPower Hatch Project re sout/xm eArtoc systan January 9, 1996 Docket Nos. 50-321 HL-5098 50-366 l l

U. S. Nuclear Regulatory Commission ATTN: Document Control Desk i Washington, D. C. 20555 Edwin I. Hatch Nuclear Plant i Monthly Operating Reports Gentlemen:

Enclosed are the December 1995 Monthly Operating Reports for Edwin I. Hatch Nuclear Plant Unit 1, Docket No. 50-321, and Unit 2, Docket No. 50-366. These reports are submitted in accordance with Technical Specifications requirements.

Sincerely, F

J. T. Beckham, Jr.

[k SRP/eb

Enclosures:

1. December Monthly Operating Report for Plant Hatch Unit 1

2. December Monthly Operating Report for Plant Hatch Unit 2 cc: (See next page.)

170021 9601170213 951231 PDR ADOCK 05000321 R PDR /

II

GeorgiaPbWer b U. S. Nuclear Regulatory Commission Page 2 i January 9, 1996 '

I cc: Georgia Power Compan Mr. H. L. Sumner, Nuclear Plant General Manager NORMS U. S. Nuclear Rezulatorv Commission. Washington D. C.

Mr. K. Jabbour, Licensing Project Manager - Hatch I

U. S. Nuclear Rezulatory Commission. Region 11 Mr. S. D. Ebneter, Regional Administrator Mr. B. L. Holbrook, Senior Resident Inspector - Hatch Utility Data Institute. Inc.

Mr. Fred Yost, Director - Research Services i

11L 5098

Enclosure 1 Plant Hatch Unit 1 Monthly Operating Report December 1995 Table of Contents P_ags Narrative Report El-la Operating Data Report El-2 Average Daily Power Level El-3 Unit Shutdowns and Power Reductions El-4 1RA098

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i PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321

DATE

JANUARY 5, 1996 NARRATIVE REPORT COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 i l

! DECEMBER 1 0000 Shift continued to maintain rated thermal power. l DECEMBER 2 0220 Shift began reducing load to approximately 720 GMWe to perform

. Control Rod Drive Exercises on selected control rod drives. ,

DECEMBER 2 0519 The unit attained rated thermal power.

DECEMBER 8 1505 The unit entered End-of-Cycle Coastdown due to core configuration.

Reducing power in areas of potentially leaking fuel.

DECEMBER 8 2305 Shift began reducing load to approximately 720 GMWe to perform Control Rod Drive Exercises on selected control rod drives.

DECEMBER 9 0150 The unit attained maximum achievable thermal power.

DECEMBER 16 0233 Reactor Recirculation Pump "B" tripped due to a faulty resistor in motor generator set voltage control circuit. Reactor Recirculation Pump "A" ran back to Speed Limiter No. 2. The unit stabilized at approximately 230 GMWe.

DECEMBER 17 1930 Shift began ascension to maximum achievable thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension.

DECEMBER 18 1040 Shift began reducing load to approximately 535 GMWe to perform a Rod Pattern Adjustment and remove 5th Stage Feedwater Heater "B" from service for final feedwater temperature reduction.

DECEMBER 18 1705 Shift began ascension to maximum achievable thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension.

DECEMBER 19 1750 The unit attained maximum achievable thermal power.

DECEMBER 22 2155 Shift began reducing load to approximately 720 GMWe to perform Control Rod Drive Exercises on selected control rod drives.

DECEMBER 22 2300 Shift began ascension to maximum achievable thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension.

DECEMBER 23 1330 The unit attained maximum achievable thermal power.

DECEMBER 2S 2020 Shift began reducing load to approximately 720 GMWe to perform Control Rod Drive Exercises on selected control rod drives.

El-la

, 1 PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321

, DATE: JANUARY 5, 1996 l NARRATIVE REPORT COMPLETED BY: S. B. R0GERS TELEPHONE: (912) 367-7781 x2878 DECEMBER 29 2200 Shift began ascension to maximum achievable thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension.

DECEMBER 30 1005 The unit attained maximum achievable thermal power.

DECEMBER 31 2400 Shift continued to maintain maximum achievable thermal power.

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i El-lb

OPERATING DATA REPORT DOCKET NO.: 50-321 DATE: JANUARY 5, 1996 COMPLETED BY: S. B. ROGERS l TELEPHONE: (912) 367-7781 x2878 l OPERATING STATUS I

1. UNIT NAME: E. I. HATCH - UNIT ONE

2. REPORT PERIOD: DECEMBER 1995

3. LICENSED THERMAL POWER MWt : 2436 l

4. NAMEPLATE RA11NG (GROSS (MWe : 850 776.3 1

5. DESIGN ELECTRICAL RATING (N T MWe):

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe): 774

7. MAXIMUM DEPENDABLE CAPACITY 741 l

8. IF CHANGES OCCUR INRATINGS CAPACITY (NET MWe):

(ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS: NO CHANGES l

9. NWER 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: 744.0 8760 175319

12. NUMBER OF HOURS REACTOR WAS CRITICAL: 744.0 8760.0 134401.6 .

13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0 l

14. HOURS GENERATOR ON LINE: 744.0 8760.0 129260.1 i

15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWHt): 1719290 20756427 291808767

17. GROSS ELECTRICAL ENERGY GENERATED (WHe): 560066 6760016 93872332

18. NET ELECTRICAL ENERGY GENERATED (MWHe): 534265 6465834 89363540 ,

19. UNIT SERVICE FACTOR: 100.0% 100.0% 73.7%

20. UNIT AVAILABILITY FACTOR: 100.0% 100.0% 73.7%

21. UNIT CAPACITY FACTOR USING MDC NET): 96.9% 99.6% 68.1%

22. UNIT CAPACITY FACTOR USING DER NET): 92.5% 95.1% 65.4%

23. UNIT FORCED OUTAGE RA E: 0.0% 0.0% 10.6%

24. SHUTDOWNS SCHEDULED 42 Day Refueling Outage OVER tentatively THE NEXT 6 MONTHS (TYPE,d schedule 23, 1996. for MarchDATE, AND DURA

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 s

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t PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321 DATE: JANUARY 5, 1996 AVERAGE DAILY POWER LEVEL COMPLETED BY: S. B. R0GERS TELEPHONE: (912) 367-7781 x2878 DECEMBER 1995 DAY Net MWe

.~

i .............. 766

)

2 .............. 760 1

3 .............. 765 '

4 .............. 763 i 5 .............. 759 f 6 .............. 761 7 .............. 761 1 8 .............. 761 I 9 .............. 763 i 10 .............. 764 11 .............. 161

] 12 .............. 59

) 13 .............. 754 14 .............. 749 15 ......... .. . 745 16 .............. 268 17 .............. 438 18 .............. 582 19 .............. 699 20 .............. 756 21 .............. 756 22 .............. 744 23 .............. 736 24 .............. 750 25 .............. 746 26 .............. 744 1 1

27 .............. 740 28 .............. 739 j 29 ............... 721 '

30 .............. 724 l

31 .............. 725 <

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l UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-321 DATE: JANUARY 5, 1996 l UNIT NAME: E. I. HATCH - UNIT ONE COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 REPORT MONTK: DECEMBER 1995 I

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E E Y T A T LICENSEE SC Y S H EVENT T0 COMPONENT CAUSE & CORRECTIVE 1 P DURATION 0 0 REPORT ED CODE ACTION TO NO. DATE E (HOURS) N D NUMBER ME (SUBCODE) PREVENT RECURRENCE 95-007 951216 F 0.0 A 5 N/A CB INSTRU Reactor Recirculation Pump (C) "B" tripped due to a faulty resistor in the motor generator set voltage control circuit. Reactor A"

i Recirculation ran back to SpeedPumpL "imiter l No. 2. The unit stabilized at approximately 230 GMWe.

The faulty resistor was replaced.

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

F-FORCED 1-MANUAL REDUCTION IN AVERAGE S-SCHEDULED A-EQUIPMENT B-MAINTENANCE OR TEST FAILURE (EXPLAIN) 2-MANUAL DAILY SCRAM POWER LEVEL FOR C-REFUELING 3-AUTOMATIC SCRAM THE PRECE3ING 24 HOURS.

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

G-0PERATIONAL ERROR (EXPLAIN)

H-0THER (EXPLAIN)

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l l Enclosure 2  ;

l Plant Hatch Unit 2 Monthly Operating Report December 1995 1 l

l l Table of Contents Page Narrative Report E2-1 Operating Data Report E2-2 Average Daily Power Level E2-3 Unit Shutdowns and Power Reductions E2-4 1

(  !!L 5098 i

PLANT E. I. HATCH - UNIT TWO DOCKET NO: 50-366 DATE: JANUARY 5, 1996 NARRATIVE REPORT CDMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 DECEMBER 1 0000 The unit continued to maintain 95% of rated thermal power with Power Uprate Testing in progress.

DECEMBER 1 1602 Shift began ascension to 98% of rated thermal power for power uprate monitoring. l DECEMBER 1 1712 The unit attained 98% of rated thermal power.

DECEMBER 2 1720 Shift began reducing load to approximately 635 GMWe to perform a i Rod Pattern Adjustment, Control Rod Drive Exercises for selected I and Turbine Control Valve Testing, and to control rod drives,lculation collect data for ca of Recirculation Pump high speed stops.

DECEMBER 2 2337 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

DECEMBER 3 0852 The unit attained rated thermal power.

DECEMBER 23 0802 Shift began reducing load to approximately 690 GMWe to perform a l Rod Pattern Adjustment and Control Rod Drive Exercises for selected control rod drives.

DECEMBER 23 1515 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal preer.

DECEMBER 24 0118 The unit attained rated thermal power.

DECEMBER 24 0850 Shift began reducing load to approximately 690 GMWe when a relay failed causing extraction steam to the 7th Stage Feedwater Heater "B" to be isolated.

DECEMBER 24 1915 Shift began ascension to rated thermal power. Fuel preconditioning measures were implemented to prevent fuel degradation during ascension to rated thermal power.

DECEMBER 25 0140 The unit attained rated thermal power.

DECEMBER 31 2400 Shift continued to maintain rated thermal power.

E2-1

OPERATING DATA REPORT DOCKET NO: 50-366 DATE: JANUARY 5, 1996 COMPLETED BY: S. B. ROGERS OPERATING STATUS:

1. UNIT NAME: E. I. HATCH - UNIT TWO

2. REPORTING PERIOD: DECEMBER 1995 MWt : 2558 3.NAMEPLATE

4. LICENSED RATINGTHERMAL (GROSS POWER (MWe : 850

5. DESIGN ELECTRICAL RATING N T MWe : 784

6. MAXIMUM DEPENDABLE CAPACI Y GROS MWe): 844

7. MAXIMUM DEPENDABLE CAPACITY NET MWe 809

8. IF CHANGES OCCUR IN CAPACITY RATINGS):

(ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS:

Item #6 Gross increased Maxinsua from 798 Dependable Capacity to 844 We, and (Net Max? was 1 mum Dependable Capacity (Item #7) was increased from 765 to 809 MWe due to Power Uprate.

9. POWER LF, VEL 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: 744.0 8760 142945

12. NUMBER OF HOURS REACTOR WAS CRITICAL: 744.0 7121.8 110481.6

13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

14. HOURS GENERATOR ON LINE: 744.0 6889.4 106650.9

15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWHt): 1881180 16104877 236365801

17. GROSS ELECTRICAL ENERGY GENERATED (MHe): 635134 5296209 77434259 ,

18. NET ELECTRICAL ENERGY GENERATED (MWHe): 610315 5051646 73757461

19. UNIT SERVICE FACTOR: 100.0% 78.6% 74.6%

20. UNIT AVAILABILITY FACTOR: 100.0% 78.6% 74.6%

21.UNITCAPACITYFACTORquSINGMDCNET: 101.4% 75.0% 67.5%

22. UNIT CAPACITY FACTOR i USING DER NET : 104.6% 73.6% 65.8%

23. UNIT FORCED OUTAGE RAiE: 0.0% 6.1% 7.0%

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

25. IF SHUTDOWN AT END OF REPORT PERIOD ESTIMATEDDkTEOFSTARTUP: NA 26.UNITSINTESTSTATUS(PRIORTOCOMMERCIALOPERATION): NA E2-2

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l a 1 l l j PLANT E. I. HATCH - UNIT TWO DOCKET N0: 50-366 DATE: JANUARY 5, 1996 AVERAGE DAILY POWER LEVEL COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 l

DECEMBER 1995 DAY Net MWe 1 .............. 797 2 .............. 774 3 .............. 811 4 .............. 827 5 .............. 824 6 .............. 826 7 .............. 827 8 .............. 832 9 .............. 829 10 .............. 832 11 .............. 832 12 .............. 831 13 .............. 830 14 .............. 828 15 .............. 826 16 .............. 825 17 .............. 827 18 .............. 826 19 .............. 825 20 .............. 831 21 .............. 832 22 .............. 832 23 .............. 752 24 .............. 743 25 .............. 831 26 .............. 831 27 .............. 831 28 .............. 832 29 .............. 831 30 .............. 829 31 .............. 825 l

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.- 1 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO: 50-366 DATE: JANUARY 5, 1996 l l

UNIT NAME: E. I. HATCH - UNIT TWO COMPLETED BY: S. B. R0GERS TELEPHONE: (912) 367-7781 x2878 j REPORT MONTH: DECEMBER 1995 I R M S E E Y o T A T LICENSEE SC Y S H EVENT T0 COMPONENT CAUSE & CORRECTIVE P DURATION 0 0 REPORT ED CODE ACTION TO NO. DATE E (HOURS) N D NUMBER HE (SUBCODE) PREVENT RECURRENCE No significant power reductions occurred this month.

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

F-FORCED A-EQUIPMENT FAILURE (EXPLAIN) 1-MANUAL REDUCTION IN AVERAGE 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)

G-OPERATIONAL ERROR (EXPLAIN)

H-0THER (EXPLAIN)

E2-4