ML20069H411

Monthly Operating Repts for May 1994 for Prairie Island Nuclear Generating Plant Units 1 & 2

ML20069H411
Person / Time
Site:	Prairie Island
Issue date:	05/31/1994
From:	Richard Anderson, Dugstad D NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9406130147
Download: ML20069H411 (9)

Text

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. 4 Northem States Power Company 414 Nicollet Mall Minneapolis, Minnesota 55401-1927 Telephone (612) 330-5500 June 6, 1994 Prairie Island Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission '

Attn: Document Control Desk Washington, DC 20555 PRAIRIE ISIAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Monthly Operating Report May. 1994 Attached is the Monthly Operating Report for May, 1994 for 6 Prairie Island Generating Plant.

Roger O Anderson Director Licensing and Management Issues c: Director, Office of Resource Management Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector State of Minnesota - Rris Sanda Attachment l

9406130147 940531 PDR

,Rvv ADOCK 05000282 PDR

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6 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD  ;

TELEPHONE 612-388-1121-4376  ;

MONTH: MAY 1994 The Unit was in coastdown operation at the beginning of the month.

The refueling outage started on the 7th at 2123 when the generator was taken off-line. The reactor was manually tripped at 2306. This ended a continuous operating run of 443 days.

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OUTAGE DAY NUMBER 24 AS OF MAY 31, 1994 I l

l CURRENT CONTINUOUS OPERATING RUN OF 0 DAYS. l 1

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4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: MAY 1994 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 411 '

2 403 3 397 4 389 ,

5 382 '

6 381 7 306 8 -15 9 -9 10 -3 11 -3 12 -3 ,

13 -3 14 -3  !

15 -2 16 -3 17 -3 18 -2 19 -2 20 -2 21 -1 22 -1 23 0 .

24 0 ,

25 0 26 0 27 0 ,

28 0 29 0 30 0 31 0 AVERAGE LOADS ABOVE 513 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER h

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OPERATING DATA REPORT DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 1

2. REPORTING PERIOD: MAY 1994

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 l

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT GIVE REASON: NONE

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

10. REASONS FOR RESTRICTIONS, IF ANY: NONE  ;

THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 3623 179327

12. NUMBER OF HOURS REACTOR WAS CRITICAL 167.1 3046.1 153353.0

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1 l

14. HOURS GENERATOR ON-LINE 165.4 3044.4 151726.3 :

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 j

16. GROSS THERMAL ENERGY GENERATED (MWH) 211554 4871958 240085106 l

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 69090 1636000 79060070 l

18. NET ELECTRICAL ENERGY GENERATED (MWH) 62758 1550045 74289829 l

19. UNIT SERVICE FACTOR 22.2 84.0 84.6 l

20. UNIT AVAILABILITY FACTOR 22.2 84.0 84.6

21. UNIT CAPACITY FACTOR (USING MDC NET) 16.4 83.4 82.3 l

22. UNIT CAPACITY FACTOR (USING DER NET) 15.9 80.7 78.2 I

23. UNIT FORCED OUTAGE RATE 0.0 0.0 5.0

24. FORCSD OUTAGE HOURS 0.0 0.0 79GO.6

25. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE & DURATION OF EACH):

N/A

26. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE: June 30, 1994

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UNIT SHUTDOWNS AND POWER REDUCTION DOCKET NO 50-282 UNIT NAME PRAIRIE ISLAND NO. 1 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 t MONTH: MAY 1994 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 94/05/07 S 578.6 C 2 N/A N/A N/A REFUELING OUTAGE CYCLE 16 TO 17.

94/05/01 S 0.0 C 4 N/A N/A N/A COASTDOWN OPERATION.

TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHED B-MAINTENANCE OR TEST 2-MANUAL TRIP 805-1984 (P805-D5) j C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING & 5-REDUCED LOAD COMPONENT CODE LICENSE EXAMINATION 9-OTHER F-ADMINISTRATIVE IEEE STD 803A-1983 G-OPERATIONAL ERROR H-OTHER

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SUMMARY

OF OPERATING EXPERIENCE l

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DOCKET NO. 50-306 l UNIT PRAIRIE ISLAND NO.2 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: MAY 1994 The Unit was base loaded this month, there were no power reductions or shutdowns. ,

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CURRENT CONTINUOUS OPERATING RUN OF 65 DAYS. ,,

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: MAY 1994 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 519 2 514 3 514 4 514 5 510 6 517 7 515 8 512 9 517 10 517 11 513 12 513 13 512 14 512 15 512 16 518 17 513 18 514 19 509 20 509 21 506 22 504 23 501 24 504 25 498 26 514 27 507 28 508 29 502 30 503 31 507 AVERAGE LOADS ABOVE 512 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

OPERATING DATA REPORT DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE JUNE 3, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: MAY 1994

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): 544

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 512

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 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 3623 170445

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 3623.0 149990.0

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS GENERATOR ON-LINE 744.0 3618.0 148606.4

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1224824 5956493 235912132

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 404700 2000070 76905240

18. NET ELECTRICAL ENERGY GENERATED (MWH) 379829 1895183 72699719

19. UNIT SERVICE FACTOR 100.0 99.9 87.2

20. UNIT AVAILABILITY FACTOR 100.0 99.9 87.2

21. UNIT CAPACITY FACTOR (USING MDC NET) 99.7 102.2 85.2

22. UNIT CAPACITY FACTOR (USING DER NET) 96.3 98.7 80.5

23. UNIT FORCED OUTACE RATE 0.0 0.0 2.6

24. FORCED OUTAGE HOURS 0.0 0.0 3964.0

25. SHUTDOWNS SCHEDULED OVER NEXT 6. MONTHS (TYPE, DATE & DURATION OF EACH):

N/A

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

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4 UNIT SHUTDOWNS AND POWER REDUCTION i

DOCKET NO 50-306 UNIT NAME PRAIRIE ISLAND NO. 2 ,

DATE JUNE 3, i 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: MAY 1994 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 l 94/05/00 None. I i

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TYPE. REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHED B-MAINTENANCE OR TEST 2-MANUAL TRIP 805-1984 (P805-DS) j C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING & 5-REDUCED LOAD COMPONENT CODE j LICENSE EXAMINATION 9-OTHER J F-ADMINISTRATIVE IEEE STD 803A-1983 G-OPERATIONAL ERROR H-OTHER

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