ML20117K581

Monthly Operating Repts for May 1996 for Prairie Island Nuclear Generating Plant

ML20117K581
Person / Time
Site:	Prairie Island
Issue date:	05/31/1996
From:	Dugstad D, Wadley M NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9606110383
Download: ML20117K581 (9)

Text

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Northern States Power Company ,

l 1717 Wakonade Drive East Welch, MN 55089 Telephone 612-388-1121 June 6,1996 Prairie Island Technical Specifications l Section 6.7.A.3 1

I US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 i

! PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 l

Monthly Operating Report May 1996 ,

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1 Attached is the Monthly Operating Report for May 1996 for the Prairie Island Nuclear Generating Plant.

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/ff- k Michael D Wadley l Plant Manager Prairie Island Nuclear Generating Plant c: Regional Administrator-Ill, NRC i NRR Project Manager, NRC l

NRC Resident inspector State of Minnesota - Kris Sanda i

Attachment 4

9606110383 960531 PDR ADOCK 050002O2 R pga 4

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' NRC MONTHLY REPORT PRINTED 06CN96 Page1 DOCKET NO. 50-282 4 UNIT PRAIRIE ISLAND NO.1 DATE 060496 i COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 i

j NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE ,

1 MONTH: MAY 1996 i For May Unit 1 was base loaded, there were no shutdowns and only one power reduction.

On May 18th at 2205 a power reduction began to allow repairs to the heater cascade drain (Control

Valve 31023) and for a required Turbine Valve test. The Unit retumed to full power operation on the 19th at 1749. There were no other power reductions.

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i CURRENT CONTINUOUS OPERATING RUN OF 89 DAYS

r NRC MONTHLY REPORT PRINTED 06MW96 Page 2 DOCKET No. 50 282 UNIT PRAIRIE ISLAND NO.1 DATE 06AW96 COMPLETED BY DALE DUGSTAD TELEPHONE 612 3661121-4376 l AVERAGE DAILYPOWERLElgk UNIT 1

! MONTH: MAY 1996 M AVERAGE DAILY POWER LEVEL 05/01/96 519

, 05/02/96 516 l 05/03/96 515 l 05/04/96 515 l 05/05/96 513 05/06/96 517 05/07/96 513 05/08/96 514 05/09/96 509 05/10/96 514 05/11/96 515 05/12/96 513

05/13/96 510 j 05/14/96 516 05/15/96 510 05/16/96 507 05/17/96 505 05/18/96 498 05/19/96 391 05/20/96 503 05/21/96 504 05/22/96 502 05/23/96 505 05/24/96 507 05/25/96 510 05/26/96 509 05/27/96 511 05/28/96 508 05/29/96 507 05/30/96 507 05/31/96 505 l

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AVERAGE LOADS ABod 513 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER s

NRC MONTHLY REPORT PRINTED 0644/96 Page 3 I.

DOCKET NO. 50 282 UNIT PRAIRIE ISLAND NO.1 DATE 0604/96 COMPLETED BY DALE DUGSTAD TELEPHONE 012-3861121-4376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO.1

2. REPORTING PERIOD: MAY 1996

. 3. LICENSED THERMAL POWER (MWT): 1650

4. NAMEPLATE RATING (GROSS MWE): 593

5. DESIGN ELECTRICAL RATING (NET MWE): 530

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 545

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 513

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

NONE

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE): NONE

10. REASONS FOR RESTRICTIONS, IF ANY: NONE THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 3647 196871

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 2276.9 168636.2

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 5571.1

14. HOURS GENERATOR ON-LINE 744.0 2252.9 166945.9

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00

16. GROSS THERMAL ENERGY GENERATED (MWH) 1218453 3595365 264748848

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 400210 1196480 87320190

18. NET ELECTRICAL ENERGY GENERATED (MWH) 376492 1123060 82097365

19. UNIT SERVICE FACTOR 100 61.8 84.8

20. UNIT AVAILABILITY FACTOR 100 61.8 84.8

21. UNIT CAPACITY FACTOR ( MDC NET) 98.6 60 82.7

22. UNIT CAPACITY FACTOR ( DER N9T) 95.5 58.1 78.7 0 4.6

( 23. UNIT FORCED OUTAGE RATE 0 0.0 8125.9 l 24. FCRCED OUTAGE HOURS 0.0 l 25. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE, DATE, AND DURATION OF EACH):

26. IF CURRENTLY SHUTDOWN, ESTIMATED STARTUP DATE:

)

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• - -iwwers-w -

-tT + -

PRINTED 064496

' NRC MONTHLY REPORT Page 4

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DOCKET NO. 50 282 UNIT PRAIRIE ISLAND NO.1 l

DATE 064496 COMPLETED BY DALE DUGSTAD TELEPHONE 612-38811214376 i

, UNIT SHUTDOWNS AND POWER REDUCTIONS 1

MONTH: MAY 1996 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 05/18/96 1 S 0 A 5 i Repair Hester Cascade Dra!n & Turbine Valves testing.

NOTES:

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IY.EE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT lEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUEUNG 3-AUTO TRIP

^

u-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING AND 5-REDUCED LOAD COMPONENT CODE UCENSE EXAMINATION SK)THER lEEE STD 803A-1963 F-ADMINISTRATIVE G-OPERATIONAL ERROR H-OTHER

NRC MONTHLY REPORT PRINTED 06/0496 l

, Pa0e 5 DOCKET NO. 50006 UNIT PRAIRIE ISLAND NO. 2 DATE 06/0N96 COMPLETED BY DALE DUGSTAD 4 TELEPHONE 612-386-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: MAY 1996

! For May Unit 2 was base loaded, there were no shutdowns or power reductions. No other Items to report.

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l CURRENT CONTINUOUS OPERATING RUN OF 42 DAYS

PRINTED 06/0496

• NRC MONTHLY REPORT i . ,

Page 6 i

DOCKET NO 50 306 )

UNIT PRAIRIE ISLAND NO,2 l

DATE 060496 COMPLETED BY DALE DUGSTAD ,

TELEPHONE 612-368-1121-4376 AVERAGE DAILY POWER LEVEL UNIT 2  ;

MONTH: MAY 1996 i l

QATg1 AVERAGE DAILY POWER LEVEL 05/01/96 519 l 05/02/96 516 )

05/03/96 513 l 05/04/96 515 05/05r0 514 05/06/3 519 05/07/96 515 05/08/96 515 05/09/96 511 l 05/10/96 516  ;

05/11/96 519 05/12/96 519 05/13/96 514 05/14/96 519 05/15/96 512 05/16/96 509 05/17/99 504 05/18/96 504 05/19/96 503 05/20/96 508 05/21/96 503 05/22/96 504 05/23/96 507 05/24/96 509' 05/25/96 512 05/26/96 511 05/27/96 513 05/28/96 509 05/29/96 511 05/30/9d 509 05/31/96 507 AVERAGE LOADS ABOVE 512 MWE-NET ARE DUE TO COOLER CONDENSER CIRCUl ATING WATER

' PRINTED 06/ON96 NRC MONTHLY REPORT Page 7 l , ,

i DOCKET NO. 50306

! UNIT PRAIRIE ISLAND NO. 2 DATE 06,ON96

! COMPLETED BY DALE DUGSTAD TELEPHONE 612-3861121-4376 OPERATING DATA REPORT l

I OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: MAY 1996

3. LICENSED THERMAL POWER (MWT): 1650

4. NAMEPLATE RATING (GROSS MWE): 593 l

S. DESIGN ELECTRICAL RATING (NET MWE): 530

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 544

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 512

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

NONE

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE): NONE

10. REASONS FOR RESTRICTIONS, IF ANY: NONE ,

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THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 3647 187989

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 3592.9 186401.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 1516.1

14. HOURS GENERATOR ON-LINE 744.0 3575.6 164965.1

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00

16. GROSS THERMAL ENERGY GENERATED (MWH) 1224000 5846640 262639709 17, GROSS ELECTRICAL ENERGY GdNERATED (MWH) 404360 1962250 85863560

18. NET ELECTRICAL ENERGY GENERATED (MWH) 380772 1857169 81182833

19. UNIT SERVICE FACTOR 100 98 87.8

20. UNIT AVAILABILITY FACTOR 100 98 87.8

21. UNIT CAPACITY FACTOR ( MDC NET) 100 99.5 86.1 l 22. UNIT CAPACITY FACTOR ( DER NET) 96.6 96.1 81.5

23. UNIT F-ORCED OUTAGE RATE O 2 2.4

24. FORCED OUTAGE HOURS 0.0 71.4 4056.1

25. SHUTDOWNS SCHEDULED C/ER NEXT SIX MONTHS (TYPE, DATE, AND DURATION OF EACH):

N/A i 26. IF CURRENTLY SHUTDOWN, ESTIMATED STARTUP DATE:

N/A i

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NRC MONTHLY REPORT PRINTED 06/0496 Page 8 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 l DATE 06/0496 l COMPLETED BY DALE DUGSTAD l TELEPHONE 612-388-1121-4376 l

l UNIT SHUTDOWNS AND POWER REDUCTIONS l

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! MONTH: MAY 1996 I

DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT I

05/01/96 2 None O NOTES:

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IX2E REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD

! S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED 4 E-OPERATOR TRAINING AND 5-REDUCED LOAD COMPONENT CODE UCENSE EXAMINATION 9-OTHER lEEE STD 803A 1963

F4DMINISTRATIVE G-OPERATIONAL ERROR H-OTHER 5

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