ML20070P887

Monthly Operating Repts for Apr 1994 for Prairie Island Generating Plant

ML20070P887
Person / Time
Site:	Prairie Island
Issue date:	04/30/1994
From:	Richard Anderson, Dugstad D NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9405120274
Download: ML20070P887 (9)

Text

_ _ __ _

i V Northem States Power Company 414 thcollet Mail Minneapolis, Minnesota 55401 1927 Telephone (612) 330-5500 May 5, 1994 Prairie Island Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk k'a s h ington , DC 20555 PRAIRIE ISIAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Monthly Operating Report A ril J 1994 Attached is the Monthly Operating Report for April, 1994 for the Prairie Island Generating Plant.

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Roger O Anderson Director 1.1 censing and Managemer t Issues l

O c: Director, Office of Resource Management Regional Administrator-III, NRC NRR Projoct Manager, NRC NRC Resident Inspector State of Minnesota - Kris Sanda .i Attachment  :

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9405120274 940430 sf  ?

PDR ADOCK 05000282 J R PDR f4

.. . - - . .. - . - .~._- . ... . . - . _ - _

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- NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: APRIL 1994

'The Unit was base loaded this month, there were no shutdowns.

On the 3rd at 0200 the clocks were set ahead one hour for daylaght savings time. On the 1st the blowdown to the river was changed to 300 cfs. Coastdown operation started on the lith at 1304 for the May 7 outage.

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1 CURRENT CONTINUOUS OPERATING RUN OF 436 DAYS.

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i AVERAGE DAILY UNIT POWER LEVEL I

DOCKET NO. _50_-282 UNIT PRAIRIE ISLAND NO.1 DATE MAY 4, 1994 ,

COMPLETED BY DALE DUGSTAD - 1 TELEPl!ONE 612-388-1121-4376 I 1

MONTil: APRIL 1994 '

DAY AVERAGE DAILY POWER LEVEL (MWE-NET) ,

1 514 ,

2 516 3 516 4 515 5 518 6 518 7 516 ,

8 516 9 513 10 514 11 512 12 504 13 501 14 496 15 491 16 489 17 482 18 472 19 470 20 465 21 465 22 448 23 445 24 431 25 431 26 426 27 429 28 422 29 425 30 413 AVERAGE LUADS ABOVE 513 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

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. OPERATING DATA REPORT l

DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 OPERATING STATUS.

1. UNIT NAME: PRAIRIE ISLAND NO. 1

2. REPORTING PERIOD: APRIL 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

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 i

10. REASONS FOR RESTRICTIONS, IF ANY: NONE

, THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 719 2879 178583

12. NUMBER OF HOURS REACTOR WAS CRITICAL 719.0 2879.0 153185.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1 -

14. HOURS GENERATOR ON-LINE 719.0 2879.0 151560.9

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1115842 4660404 239873552

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 366680 1566910 78990980 .

18.. NET ELECTRICAL ENERGY GENERATED (MWH) 344402 1487287 74227071

19. UNIT SERVICE FACTOR 100.0 100.0 84.9

20. UNIT AVAILABILITY FACTOR 100.0 100.0 84.9

21. UNIT CAPACITY FACTOR (USING MDC NET) 93.4 100.7 82.6

22. UNIT CAPACITY FACTOR (USING DER NET) 90.4 97.5 78.4

23. UNIT. FORCED' OUTAGE RATE 0.0 0.0 5.0

24. FORCED OUTAGE HOURS 0.0 0.0 7960.6

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

Refueling & maintenance to start in May 7, 1994.

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

l UNIT SHUTDOWNS AND POWER REDUCTION l DOCKET NO 50-282 '

UNIT NAME PRAIRIE ISLAND'NO. 1  !

DATE MAY 4, 1994 l COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4'.,76 MONTH: APRIL 1994 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 94/04/00 NONE l

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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)

C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED j E-OPERATOR TRAINING & 5-REDUCED LOAD COMPONENT CODE i LICENSE E.XAMINATION 9-OTHER F-ADMINISTRATIVE IEEE STD 803A-1983 G-OPERATIONA.L ERROR

~H-OTHER

. - _ . . . - - . - - . - - - - .- -. .-. . . - . ~ -~ _

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. NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2_

DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: APRIL 1994 The Unit was base loaded this month, there were no power reduction or shutdowns.

CURRENT CONTINUOUS OPERATING RUN OF 34 DAYS.

.- .. ._ _ - - _ _ .m. - _ . ____. ._ . _ . . . . _ .

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4 - AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: APRIL 1994 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 518 2 520

., 3 520 1

4 520 5 523 6 521 7 519 8 519 9 518 10 519 11 522 12 518 4

13 520 14 518 15 517 16 520 17 517 18 510 19 519 20 517 21 520 22 509 -

23 509 24 503 25 509 j 26 506 l 27 520  !

28 515  ;

29 524  !

I 30 517 AVERAGE LOADS ABOVE 512 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER l

m A%,,mL,x 1: A -

,.a s. 3d- J s .m e.=a. ,A% .m.4 w- e M - Je 4-e. . - - - - - - - - - - - - - - - - - - - - - - - - - - . - - - - - - - - - - - - - - - - - , - . -

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OPERATING DATA REPORT

+

DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: APRIL 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 719 2879 169701-

12. NUMBER OF HOURS REACTOR WAS CRITICAL 719.0 2879.0 149246.0

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS GENERATOR ON-LINE 719.0 2874.0 147862.4

'1S. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1185745 4731669 234687308

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 394470 1595370 76500540

18. NET ELECTRICAL ENERGY GENERATED (MWH) 371628 1515354 72319890

19. UNIT SERVICE FACTOR 100.0 99.8 87.1

20. UNIT AVAILABILITY FACTOR 100.0 99.8 87.1

21. UNIT CAPACITY FACTOR (USING MDC NET) 101.0 102.8 85.2

22. UNIT CAPACITY FACTOR (USING DER NET) 97.5 99.3 80.4

23. UNIT FORCED OUTAGE 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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UNIT SHUTDOWNS AND POWER REDUCTION DOCKET NO 50-306 UNIT NAME PRAIRIE ISLAND NO. 2 DATE MAY 4, 1994 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: APRIL 1994 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 94/04/00 None.

TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHED B-MAINTENANCE OR TEST 2-MANUAL TRIP 8 05-198 4 (P8 05-DS)

C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTIPPED E-OPERATOR TRAINING & 5-REDUCED LOAD COMPONENT CODE LICENSE EXAMINATION 9-OTHER.

F-ADMINISTRATIVE IEEE STD 803A-1983 G-OPERATIONAL ERROR H-OTHER