ML20059N285

Monthly Operating Repts for Sept 1990 for Prairie Island Units 1 & 2

ML20059N285
Person / Time
Site:	Prairie Island
Issue date:	09/30/1990
From:	Dugstad D, Parker T NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9010110164
Download: ML20059N285 (9)

Text

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NorWiseri m Power Oossgiony I

414 Nicohet Man 'I' Minneapolis, Minnesota 564011927 Tolophone (612) 3S6600 l October 5, 1990 Prairie Island Technical Specification l Section 6.7.A.3 1 i

U S Nuclear Regulatory Commission i Attn: Document Control Desk i Washington, DC 20$$$

. .t PRAIRIE IS1AND NUCLEAR CENERATING PLANT r Docket No. 50-282 License No. DPR-42  !

50 306 DPR 60 Monthly Operating Report l Sentember. 1990 [

l Attached is the Monthly Operating Report for September 1990 for the Prairie  ;

Island Nuclear Generating Plant. .;

i

'I Thomas M Parker Manager -

Nuclear Support Services

{

TMP/jlk ,

c: Director Office of Resource Management  !

Regional Administrator-III, NRC  :

NRR Project Manager, NRC I NRC Resident Inspector  ;

MPCA i Attn: J V Ferman  !

Attachment i 00072

/ph j

\\  !

9010110164 900930  !

PDR- ADOCK 05000282 R PDC

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n- NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE j 5

DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 g DATE OCTOBER 2, 1990 i COMPLETED BY DALE DUGSTAD ,

TELEPHONE 612-388-1121-4376 i

MONTH: SEPTEMBER 1990

?

THE UNIT WAS BASE LOADED THIS MONTH, THERE WERE NO SHUTDOWNS. l 1

i 5

i CURRENT CONTINUOUS OPERATING RUN OF 215, DAYS.

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, I AVERAGE DAILY UNIT POWER LEVEL

]

' DOCKET NO. 5_0-282 ,

UNIT PRAIRIE ISLAND NO.1 l DATE OCTOBER 2, 1990, ,

COMPLETED BY DALE DUGSTAD  :

TELEPHONE 612-388-1121-4376  !

)

]40 NTH: SEPTEMBER 1990 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 507 2 507 t 3 508 1 4 509 '

5 506-6 506  :

7 506 '

8 -510 t 9 505 '

10 510 , i 11 507 .

12 507 8 13 509 14 510 f 15 514 i 16 516 i 17 516  !

18 518 l 19 520 l

20 520 21 517  !

22 520 23 520 24 521

25. 519  !

26 517 27 519 5 28 518 ,

29 519 30 519 '

w AVERAGE LOADS ABOVE 520 MWE-NET ARE DUE '

TO COOLER CONDENSER CIRCULATING WATER l i

I i

l 1

t J'

OPERATING DATA REPORT

' l DOCKET NO. 50-282 i UNIT PRAIRIE ISLAND NO.1 i DATE OCTOBER 2, 1990 >

COMPLETED BY DALE DUGSTAD  !

TELEPHONE 612-388-1121-4376 ,

OPERATING STATUS  !

, 1. UNIT NAME: PRAIRIE ISLAND NO. 1 . ,

2. REPORTING PERIOD: SEPTEMBER 1990 NOTES:  :

3. LICENSED THERMAL POWER (MWT): 1650

4. NAMEPLATE RATING (GROSS MWE): 593 ,

5. DESIGN ELECTRICAL RATING (NET MWE): 530. i

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):'534  !

7. MAXIMUM DEPENDABLE CAPACITY (HET MWE): 503

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

SINCE LAST REPORT GIVE REASON: NONE ,

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

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

11. HOURS IN REPORTING PERIOD 720 6551 147191 '

12. NUMBER OF HOURS REACTOR WAS CRITICAL 720.0 5651.2 124770.7-

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1

14. HOURS GENERATOR ON-LINE 720.0 5579.3 123227.6 i

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1185750 8766371 194127825 -

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 392830 2882700 63675260 >

18. NET ELECTRICAL ENERGY GENERATED (MWH) 369565 2706028 59759362 ,

19. UNIT SERVICE FACTOR 100.0 85.2 83.7 '

20. UNIT AVAILABILITY FACTOR 100.0 85.2 83.7

21. UNIT CAPACITY FACTOR (USING MDC NET) 102.0 82.1 80.7

22. UNIT CAPACITY FACTOR (USING DER NET) 96.8 77.9 76.6

23. UNIT FORCED OUTAGE RATE 0.0 0.6 5.7  !

24. FORCED OUTAGE HOURS 0.0 33.9 7516.4

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

N/A

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

I w.,. y +

, ; i l

UNIT SHUTDOWNS AND POWER REDUCTION

~' DOCKET NO'50-282 l UNIT NAME PRAIRIE ISLAND NO. 1  !

DATE OCTOBER 2, 1990 I COMPLETED BY DALE DUGSTAD TELLEPHONE 612 _388-1121-4376

]

i MONTH: SEPTEMBER 1990  ;

l t

DATE' TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT ,

YY/MM/DD 000.0 ,

90/09/00 0 0.0 0 0 N/A N/A N/A NONE.

I f

I P

k 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)

C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING & 5-REDUCED LOAD COMPONENT CODE LICENSE EXAMINATION 9-0THER l

l F-ADMINISTRATIVE IEEE STD 803A-1983 G-OPERATIONAL ERROR >

H-OTHER v -

NARRATIVE

SUMMARY

OF OPERATING EyPERIENCE DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2  !

DATE OCTOBER 2, 1990 I COMPLETED BY' DALE DUGSTAD-TELEPHONE 612-388-1121-4376 i i

MONTH: SEPTEMBER 1990 THE UNIT WAS IN COASTDOWN OPERATION FOR THE UPCOMING REFUELING  !

OUTAGE SCHEDULED TO START AT 2000 OF THE 11TH. l i

RESULTS FROM A SAMPLE OF 2GT TRANSFORMER'S OIL INDICATED THAT GASSING l WAS OCCURRING DUE TO A HOT SPOT IN THE CORE STEEL. A DECISION WAS MADE TO TAKE.THE UNIT OFF-LINE SOONER THAN THE ORIGINALLY SCHEDULED OUTAGE FOR.

SAFETY AND EQUIPMENT PROTECTION. THE GENERATOR WENT-OFF-LINE AT 1800 OF-

~

THE 10TH AND THE REACTOR WAS MANUALLY SHUTDOWN AT 2153. THIS IS A' FORCED -

OUTAGE OF 26 HOURS. 4 THE REFUELING OUTAGE HAS HAD NO MAJOR PROBLEMS AND 2GT TRANSFORMER REPLACEMENT SHOULD NOT EXTEND THE OUTAGE.

T THIS ENDED A CONTINUOUS OPERATING RUN OF 147 DAYS.

\

i

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CURRENT ONTINUOUS OPERATING RUN OF 000 DAYS.

i

I AVERAGE DAILY UNIT POWER LEVEL l DOCKET NO. ,50-306 UNIT PRAIRIE ISLAND NO.2 DATE OCTOBER 2, 1990-  ;

COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH: SEPTEMBER 1990 DAY AVERAGE DA'ILY POWER LEVEL (MWE-NET)  ;

1 406 2 400  ;

3 395 4 391 ,

5 381 '

6 383 l 7 373 '

8 366 9 359 ,

10 242  !

11 -11 12 -3 l; 13 -3 14 -2 15 -2 -

1 16 -2 17 -2 18 -2 ,

19 -2 20 -2 l 21 -2 ,

22 -2 l 23 -2

! 24 -2  :

25 -1 26 -1 27 -1  :

28 -2 29 -2  ;

30 -2  :

'l AVERAGE LOADS ABOVE 517 MWE-NET ARE DUE ,

TO COOLER CONDENSER CIRCULATING WATER i

4 1 l

OPERATING DATA REPORT.

l DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE OCTOBER 2, 1990 COMPLETED BY DALE DUGSTAD j TELEPHONE 612-388-1121-4376 l

OPERATING STATUS

1. UNIT NAME: PRAIRIE-ISLAND NO. 2

2. REPORTING PERIOD:_ SEPTEMBER 1990 NOTES:  ;

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): 531 1

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 500

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 720 6551 -138309

12. NUMBER OF HOURS REACTOR WAS CRITICAL 237.9 5758.7 121660.4

13. REACTOR RESERVE SHUTDOWN HOURS 0.0- 0.0 1516.1 2

14. HOURS GENERATOR ON-LINE 234.0 5620.1 120388.1

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 9027549 190255796

16. GROSS THERMAL ENERGY GENERATED (MWH) 295746

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 95760 2960450 617033'O

18. NET ELECTRICAL ENERGY GENERATED (MWH) 87524 2786271 58344Ca4  ;

19. UNIT SERVICE FACTOR 32.5- 85.8 87.0

20. UNIT AVAILABILITY FACTOR 32.5 85.8 87.0 '

21. UNIT CAPACITY FACTOR (USING MDC NET) 24.3 85.1 84.4

22. UNIT CAPACITY FACTOR (USING DER NET) 22.9- 80.2 79.6 r

23. UNIT FORCED OUTAGE RATE 10.0 7.1: 3.2

24. FORCED OUTAGE HOURS 26.0 429.2 3975.0

25. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE & DURATION OF EACH): i REFUELING AND MAINTENANCE IN SEPTEMBER 12, 1990_,

26. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE: OCTOBER 8, 1990 .

4

l

.4 ,,

)

UNIT SHUTDOWNS AND POWER REDUCTION j l

1 DOCKET NO 50-306 i UNIT NAME PRAIRIE ISLAND NO. 2  :

DATE OCTOBER 2, 1990 )

COMPLETED BY DALE DUGSTAD TELLEPHONE 612-388-1121-4376 1

l MONTH: SEPTEMBER 1990 l

DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 90/08/14 S 0.0 C 5 N/A N/A N/A BEGAN COASTDOWN OPERATION.

90/09/10 F 26.0 A 1 N/A N/A XFMR 2GT TRANSFORMER GASSING PROBLEM.

90/09/11 S 460.0 C 4 N/A N/A N/A REFUELING AND MAINTENANCE OUTAGE.

/

i l

l l 1

l l

1 1

j 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)

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 i G-OPERATIONAL ERROR l H-OTHER

, . ,.