HL-5416, Monthly Operating Repts for May 1997 for Ei Hatch Nuclear Plant Units 1 & 2

Monthly Operating Repts for May 1997 for Ei Hatch Nuclear Plant Units 1 & 2

ML20148K189
Person / Time
Site:	Hatch
Issue date:	05/31/1997
From:	Shannon Rogers, Sumner H SOUTHERN NUCLEAR OPERATING CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
HL-5416, NUDOCS 9706170376
Download: ML20148K189 (11)

Text

. .- - - -- - -

I, Lewis Sumner Southern Nuctist

! . Vice President Operating Company,Inc.

l Hatch Project Support 40 inverress Parkway i l '

Post Office Box 1295

. Birmingham, Alabarna 35201 l Tel 705.992.7279 l Fax 205.992.0341 l

! SOUTHERN h 1 l

COMPANY j Energy to Serve YourWorld" June 10, 1997 Docket Nos. 50-321 l 50-366 HL-5416 l U. S. Nuclear Regulatory Commission .

ATTN: Document Control Desk I Washington, D. C. 20555 Edwin I. Hatch Nuclear Plant  !

Monthly Outratine Reports l

l Gentlemen:

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Enclosed are the May 1997 Monthly Operating Reports for Edwin I. Hatch Nuclear Plant l Unit 1, Docket No. 50-321, and Unit 2, Docket No. 50-366. These reports are submitted i in accordance with Technical Specifications requirements. l 1

Sincerely, 3 V3 144W H. L. Sumner, Jr.

CLT/eb ,

Enclosures:

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1. May Monthly Operating Report for Plant Hatch Unit 1

2. May Monthly Operating Report for Plant Hatch Unit 2 cc: Southern Nuclear Operatine Company '

I Mr. P. H. Wells, Nuclear Plant General Manager {

NORMS U. S. Nuclear Regulatory Commission. Washington D. C.

Mr. N. B. Le, Licensing Project Manager - Hatch U. S. Nuclear Regidatory Commission. Region H Mr. L. A. Reyes, Regional Administrator Mr. B. L. Holbrook, Senior Resident Inspector - Hatch Utility Data Institute. Inc.

Mr. Fred Yost, Director - Research Services hb!bfb!!,5 !$f $!!!!

9706170376 970531 PDR ADOCK 05000321 R PDR

l Enclosure 1 Plant Hatch Unit 1 '

l Monthly Operating Report

_May 1997 l Table of Contents l

Page l Narrative Report El-1 l

Operating Data Report El-2 .

Average Daily Power Level El-3 ,

Unit Shutdowns and Power Reductions El-4 i

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1 PLANT E.1. HATCH - UNIT ONE DOCKET NO.: 50-321 DATE: JUNE 3,1997 NARRATIVE REPORT COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 MAY1 0000 Shift continued to maintain ra;ed thermal power.

MAY 9 2100 Shift began reducing load to approximately 720 GMWe to remove the "C" Condensate Pump from service. The pump was removed from service 3 i 'o repair a leaking cooling coil on the upper bearing of the pump motor. I

MAY 9 2241 Shift began ascension to approximately 780 GMWe.

MAY 10 0145 The unit attained approximately 780 GMWe. Shift continued to maintain approximately 780 GMWe while repairs were being made to the "C" Condensate Pump motor.

i MAY 10 1438 Shift began reducing load to approximately 760 GMWe to maintain Condensate Demineralizer effluent pressure greater than 70 prig.

. MAY 10 2225 Shift began ascension to rated thermal power following repair of the "C" Condensate Pump motor.

MAY 10 2330 The unit attained rated thermal power.-

l MAY 31 2400 Shift continued to maintain rated thermal power.

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. l OPERATING DATA REPORT DOCKET NO.: 50-321 DATE: JUNE 3,1997 COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 OPERATING STATUS l

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

2. REPORT PERIOD: {

MAY 1997 '

3. LICENSED THERMAL POWER (MWt): 2558

4. NAMEPLATE RATING (GROSS MWe): 850 l

' 5. DESIGN ELECTRICAL RATING (NET MWe): 822.1  !

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe): 835 ,

7. MAXIMUM DEPENDABLE CAPACITY (NET MWe): 800 j

8. IF CHANGES OCCUR IN CAPACITY RATINGS 1 i (ITEMS 3 THROUGH 7) SINCE LAST REPORT, GIVE REASONS: NO CHANGES  !

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWe): NO RESTRICTIONS l

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

11. HOURS IN REPORTING PERIOD: 744.0 3623 187726

12. NUMBER OF HOURS REACTOR WAS CRITICAL: 744.0 3530.1 145762.9  !

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13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0 '

14. HOURS GENERATOR ON LINE: 744.0 3502.6 140430.1

15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWHt): 1896360 8892131 319206807 1 17. GROSS ELECTRICAL ENERGY GENERATED (MWHe): 620614 2917007 102779729

18. NET ELECTRICAL ENERGY GENERATED (MWHe): 595719 2799000 97882410

19. UNIT SERVICE FACTOR: 100.0 % 96.7 % 74.0%

20. UNIT AVAILABILITY FACTOR: 100.0 % 96.7 % 74.8 %

21. UNIT CAPACITY FACTOR (USING MDC NET): 100.1 % 96.6 % 69.3%

22. UNIT CAPACITY FACTOR (USING DER NET): 97.4 % 94.0 % C6.8%

23. UNIT FORCED OUTAGE RATE: 0.0% 0.0% 10.0%

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

37 Day Refueling Outage tentatively scheduled for October 11,1997,

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 d

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PLANT E. I. HATCH - UNIT ONE DOCKET NO.: 50-321 DATE: JUNE 3,1997 AVERAGE DAILY POWER LEVEL COMPLETED BY: S. B. ROGERS I TELEPHONE: (912) 367-7781 x2878 MAY 1997 i

DAY NetMWe 1

1. . . . .. . 802  :

2. . . . . . 802 3

3.... . . . . 800

4. . . .. 807 5 . . .. . .. 808 6... . 805 7...... . . .. . 805 8 .. .. .. 803 9.. . . . . . 786 t

10 . . . . 752

11. . .. 806 12.. .. 805 l 13 .. . . . . . . . . 804 j

14 . .. . . . . 806

15. . ... 803

, 16. . . - 807

, 17 .. . . .. 807 1

18. 804

19. 800

20. .. .. .. 799

! 21. . . . 801 22 . . . . 802 j~ 23. . .. . . 802

24. . . . . . . 800

25. . . 799 26 . . . . . . . . .. 798

27. . . . .. .. 798

28. . . .. 805 29 .. . . . 802

30. .. . . 803

31. . . . . . . . 799 E1-3

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4 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-321 i

DATE: JUNE 3,1997 I UNIT NAME: E. l. HATCH - UNIT ONE COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 X2878 REPORT MONTH: MAY 1997 l

R M S E E Y T A T LICENSEE SC l 1

Y S H EVENT TO COMPONENT CAUSE & CORRECTIVE l P DURATION O O REPORT ED CODE ACTION TO NO. DATE E (HOURS) N D NUMBER ME (SUBCODE) PREVENT RECURRENCE l No significant power reductions occurred this i j month.  !

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4 TYPC: 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 OPERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE 94THER (EXPLAIN)

, G-OPERATIONAL ERROR (EXPLAIN)

H4THER (EXPLAIN) 4 E1-4

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Enclosure 2 l Plant Hatch Unit 2 i Monthly Operating Report i' May 1997 Table of Contents -

! _P_gge 4

Narrative Report E2-1

, Operating Data Report E2-2 i

Average Daily Power Level E2-3

'i Unit Shutdowns and Power Reductions E2-4 i

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I PLANT E.1. HATCH - UNIT TWO DOCKET NO.: 50-366 l DATE: JUNE 3,1997 l NARRATIVE REPORT COMPLETED BY: S. B. ROGERS -  !

TELEPHONE: (912) 367-7781 x2878 MAY1 0000 Shift continued to maintain rated thermal power.

MAY4 1930 Shift began reducing load to approximately 725 GMWe to backwash l and precoat "F" Condensate Demineralizer.

l MAY 4 - 2335 Shift began ascension to rated thermal power.

MAY 5 0055 The unit attained rated thermal power.

MAY 23- 2240 Shift began reducing load to approximately 765 GMWe to test unit thermal performance (heat rate).

MAY 24 0225 Shift began reducing load to approximately 725 GMWe to perform a Rod Pattern Adjustment.

MAY 24 0345 Shift began reducing load to approximately 675 GMWe to perform Control Rod Drive Exercises on selected control rod drives.

MAY 24 0514 Shift began ascension to rated thermal power. Fuel preconditioning i measures were implemented to prevent fue degradation during ascension.

MAY 24 1050 The unit attained rated thermal power.

MAY 31 1643 Shift began reducing load to approximately 844 GMWe to perform a Rod Pattern Adjustment.

MAY 31 1710 Shift began ascension to rated thermal power.

MAY 31 1750 The unit attained rated thermal power.  !

MAY 31 2400 Shift continued to maintain rated thermal power.

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, OPERATING DATA REPORT DOCKET NO.: 50-366 5 DATE: JUNE 3,1997

- COMPLETED BY; S. B. ROGERS TELEPHONE

(912) 367-7781 x2878

OPERATING STATUS

) ' 1. UNIT NAME: E. l. HATCH - UNIT TWO

~ 2. REPORT PERIOD

MAY 1997

3. LICENSED THERMAL POWER (MWt)

2558

4. NAMEPLATE RATING (GROSS MWe): 850 i 829.7

' 5. DESIGN ELECTRICAL RATING (NET MWe):

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWe): 853

, 7. MAXIMUM DEPENDABLE CAPACITY (NET MWe): 818

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

Design Electncal Rating (item #5) was increased from 784 to 829.7 MWe

due to re-rating of turbine following modifications to the High Pressure Turbine nozzle associated with Power Uprate.

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

10. REASONS FOR RESTRICTION, IF ANY: N/A 1

f THIS MONTH YEAR-TO-DATE CUMULATIVE 2

- 11. HOURS IN REPORTING PERIOD: 744.0 3623 155352 -)

i 12. NUMBER OF HOURS REACTOR WAS CRITICAL: 744.0 2746.4 121905.1 l

13. REACTOR RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0

14. HOURS GENERATOR ON LINE: 744.0 2679.4 117970.0

!. 15. UNIT RESERVE SHUTDOWN HOURS: 0.0 0.0 0.0 2

16. GROSS THERMAL ENERGY GENERATED (MWHt): 1897172 6669363 264896097 1 17. GROSS ELECTRICAL ENERGY GENERATED (MWHe): 632258 2225434 86980897 I 18. NET ELECTRICAL ENERGY GENERATED (MWHe): 606145 2123642 82902804

19. UNIT SERVICE FACTOR: 100.0 % 74.0 % 75.9 %

20. UNIT AVAILABILITY FACTOR: 100.0 % 74.0 % 75.9 %

21. UNIT CAPACITY FACTOR (USING MDC NET): 99.6 % 71.7 % 69.4 % <

22. UNIT CAPACMY FACTOR (USING DER NET): 98.2 % 70.6 % 67.9 %

23. UNIT FORCED OUTAGE RATE: 0.0% 2.5% 6.5%

24. SHUTDOWNS SCHEDULED OVER THE NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH): N/A  !

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 E2-2

i PLANT E. I. HATCH - UNIT TWO DOCKET NO.: 50-366 DATE: JUNE 3,1997 AVERAGE DAILY POWER LEVEL COMPLETED BY: S. B. ROGERS I TELEPHONE: (912) 367-7781 x2878 MAY 1997 1 l

DAY NetMWe

1. . . . .. 817 2... . . . . . . . . . 818 3.. . . . . . 815 t 4 ...... . . .. . . . . 798 5.. . . . . 823

, 6. . . . . . . . . . 810 7.. .. . 820 4

8.... .. . . . 819

9. . .. . . . . 815 l

10. . ... 820 1 11... . . . 821 l 12 .. .. . . . ... 820 I 13 . . . .. . .. 818 l

14. . .. . . . 819 l 4

15. . . . . . . . . 815 l

16. . . . . 818  ;

17. . . 818 18 . . . . . . . 817 19 .. .. . . . . . . . 814 1 20. . . 811

21. . . . 813

22 . .. . . . 816

23. . . . .. 807 j

24. . . . 780 4

25. . . . . ... .. 814 26 .. .. .. 813

27. . 812 28 .. .. 819

29. . .. 816

30 .. . 817

31. . .. . 815

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-366 DATE: JUNE 3,1997 UNIT NAME: E.1. HATCH - UNIT TWO COMPLETED BY: S. B. ROGERS TELEPHONE: (912) 367-7781 x2878 REPORT MONTH: MAY 1997 l

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E E Y l 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 No significant power reductions occurred this j 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 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-OPERATOR TRAINING & LICENSE 5-LOAD REDUCTION F-ADMINISTRATIVE MTHER (EXPLAIN)

G-OPERATIONAL ERROR (EXPLAIN)

H-OTHER (EXPLAIN)

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