ML20100L794

Monthly Operating Repts for Oct 1984

ML20100L794
Person / Time
Site:	Prairie Island
Issue date:	10/31/1984
From:	Dugstad D, Musolf D NORTHERN STATES POWER CO.
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8412120084
Download: ML20100L794 (9)

Text

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NeBBeIIVE_SuddeBX_DE_QEEEeIING_EXEEBIENCE DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.i DATE. NOVEMBER 5, 1984 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH: OCTOBER 1984 THE UNIT WAS BASE LOADED. AT 0558 OF THE 2iST THE UNIT WAS TAKEN OFF LINE DUE TO A SUSPECTED TUBE LEAK IN 11 STEAM GENERATOR. THE LEAK WAS CONFIRMED AND CORRECTIVE ACTION BEGAN.

ON THE 28TH AFTER REPAIRS AND TURBINE OVERSPEED TRIP TEST THE UNIT WAS BACK ON LINE AT 1508.

. THEN ON THE 29TH AT 0732 THE-UNIT WAS TAKEN OFF.LINE AGAIN FOR ANOTHER SUSPECTED TUBE LEAK IN 12 STEAM GENERATOR. THIS WAS CONFIRMED AND AT PRESENT THE UNIT IS DOWN FOR REPAIRS.

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DeILY_UNII_EDWER_QUIEUI DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.i DATE NOVEMBER 5, 1984 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH- OCTOBER 1984 DeX eVEEeGE_LQeD__dWE:NEI i 520' 2 524 3 516 4 518 5 522 6 522 7 521 8 520-9 525 10 519 11 517 12 524 13 519 14 524 15 522 16 521-17 524 18 524 19 525 20 496 21 100 22 -6 i 23 -6 l 24 -6 L. 25 -5 26 -2 i 27 -15 28 64 2f 121 30 -6 31 -6 i

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AVERAGE LOADS ABOVE 503 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER l

OEEBeIING_DeIe SEEQEI

, DOCKET NO. 50-282 , .

UNIT PRAIRIE ISLAND NO.i

. DATE NOVEMBER 5, 1984 COMPLETED BY-DALE DUGSTAD TELEPHONE 612-388-1121 DEEEeIING_II8IU1

1. UNIT NAME: PRAIRIE ISLAND NO. 1 ______________________

2.' REPORTING PERIOD: OCTOBER 1984 l NOTES: I

3. LICENSED THERMAL POWER (MWT): -1650 l l

4. NAMEPLATE RATING (GROSS MWE): 593 l l

5. DESIGN ELECTRICAL RATING (NET MWE): 530 l 1

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 534 l l

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 503 1____________________1

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

SINCE LAST REPORT GIVE REASON: N/A

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE): N/A

'10. REASONS FOR RESTRICTIONS,.IF.ANY: N/A THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 745 7320 95352

12. NUMBER OF HOURS REACTOR WAS CRITICAL 505.1 7020.7 78693.7

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1

14. HOURS GENERATOR ON LINE 502.4 6991.9 77372.9-

15. UNIT RESERVE' SHUTDOWN HOURS 0.0- 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 813081 11262284 121573446

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 273250 3730080 39609880

18. NET ELECTRICAL ENERGY GENERATED (MWH) 255347 3513699 37105128

19. UNIT' SERVICE FACTOR 67.4 95.5 '81.1

20. UNIT AVAILABILITY FACTOR 67.4- 95.5 81.~ 1

21. UNIT CAPACITY FACTOR (USING MDC NET) 68.1 95.4 77.4

22. UNIT CAPACITY FACTOR (USING DER NET) 64.7 90.6 73.4 L 23. UNIT FORCED OUTAGE RATE 32.6 3.5 8.2 J24. SHUTDOWNS SCHEDULED OVER NEXT 12 MONTHS (TYPE, DATE AND DURATION OF EACH):

TEN YEAR OVERHAUL IN JANUARY 1985 125. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A l

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PINGP 120. Rev. 7 UNIT SilUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50 282 I UNIT NAME Prairie Island No.1 REPORT MONTil OCTOBER 1984 DATE November 5.1984 COMPLETED BY Dale Dugstad TELEPil0NE 612-388-1121 METil0D OF Siltrl l TING DOWN REAC LICENSEE SYSTEM COMPONENT l DATE TYPE DURATION REASON TOR OR REDUC- EVENT CODE CODE YY MM DD (I) (If0URS) (2) ING POWER (3) REPORT (5) CAUSE/ CORRECTIVE ACTION / COMMENTS (4) 84 10 20 S 0.0 B 5 N/A N/A N/A Axial offset test.

j 84 10 21 F 178.1 A 2 N/A N/A Steam Generator tube leak.

84 10 28 S 0.0 B 5 N/A

N/A N/A Turbine overspeed trip test.

84 10 28 F 64.5 A 2 84-010 AB SC Steam Generator tube leak. -

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l (1) TYPE (2) REASON (3) MET 110D (4) SYSTEM CODE i F: Forced A: Equipment Failure (Explain) 1: Manual Draft IEEE Std S: Scheduled B: Maintenance or Test 2: Manual Trip 805-1984(P805-D5)

C: Refueling 3: Automatic Trip

,l D: Regulatory Restriction 4: Continued E: Operator Training & License Examination 5: Reduced-Load F: Administrative 9: Other (5) COMPONENT CODE G: Operational Error (Explain) IEEE Std 803A-1983 11: Other (Explain) l 9

N6BBoIIVE_SuddeBY_QE_QEEBeIING_EXEEBIENCE DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2

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DATE NOVEMBER 5, 1984 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 MONTH OCTOBER 1984 THE UNIT WAS RETURNED TO SERVICE (BASE LOADED) AT 1615.

OF THE 13TH FROM THE CYCLE 8 TO 9 REFUELING OUTAGE.

THERE WERE NO OTHER SHUTDOWNS.

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4. 4 DAILY _UNII_EDWEB_QUIEUI DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE NOVEMBER 5, 1984 COMPLETED BY DALE DUGSTAD.

' TELEPHONE 612-388-1121

-1984

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MONTH OCTOBER D6X eVEBeGE_LQeD__dWE:NEI i -1 i 2 -2

-3 -8 4 -16 5 -15 6 -14 7 -7 8 -4 9 -4 10 -4 11 -4 12 -16 13 0 14 188 I

15 321 16 423 17 495 18 526 19 526 20 525 21 494 22 '519 23 522 24 522 25 525 26 524 27' 514 7

28 526 29 522 30 521 31 526

! AVERAGE LOADS ABOVE 500 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER i

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QEEBoIING_ Dele _BEED'BI DOCKET'NO. 50-306-UNIT PRAIRIE ISLAND NO.2 DATE NOVEMBER 5, 1984 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121 QEEEeIING..SIGIUS

~1. UNIT NAME: PRAIRIE ISLAND NO. 2 ______________________

- 2. REPORTING PERIOD: OCTOBER 1984 l NOTES: l

3. LICENSED THERMAL POWER-(MWT): 1650 l l

4. NAMEPLATE RATING (GROSS MWE): 593 l- l

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

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 531 1 I

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 500 1____________________1

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

SINCE LAST REPORT GIVE REASON: N/A

9. POWER LEVEL.TO WHICH RESTRICTED, IF ANY (NET MWE): N/A

10. REASONS FOR RESTRICTIONS, IF ANY: N / AF THIS MONTH YR-TO-DATE CUMULATIVE 11.-HOURS IN REPORTING PERIOD 745 7320 86470

< 12. NUMBER OF HOURS REACTOR WAS CRITICAL 452.5 6380.0 74430.7

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS' GENERATOR ON LINE 440.7 6367.1 .73660.3

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 13 . 0,

16. GROSS THERMAL ENERGY GENERATED (MWH) 669970 10025173- 115757031

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 223030 3321510 37095550-

18. NET ELECTRICAL ENERGY GENERATED (MWH) 207445 3136724 35111607 19.. UNIT SERVICE FACTOR 59.2- 87.0_ l85.2

20. UNIT AVAILABILITY FACTOR 59.2 87.0 85.2

21. UNIT CAPACITY FACTOR (USING MDC NET) 55.7 85.7 81.2

] 22. UNIT CAPACITY: FACTOR (USING DER NET) 52.5 80.9 76.6

23. UNIT FORCED OUTAGE RATE 0.0 0.0 4.2-

24.' SHUTDOWNS SCHEDULED OVER NEXT 12 MONTHS (TYPE, DATE AND DURATION OF EACH):

TEN-YEAR OUTAGE IN AUGUST 1985.

25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A i

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UNIT SIIUTIX)WNS AND POWER REDUCTIONS DOCKET NO. 50- 306

• UNIT NAME Prairie Island No. 2 REPORT MONTil OCTOBER 1984 DATE . November 5.1984 COMPLETED BY Dale Dugstad TELEP110NE 612-388-1121 4

MET 110D OF SHirl TING DOWN REAC LICENSEE SYSTEM COMPONENT DATE TYPE DURATION REASON TOR OR REDUC-EVENT CODE CODE YY MM DD (1) (l!OURS) (2) ING POWER (3) RFPORT (4) (5) CAUSE/ CORRECTIVE ACTION / COMMENTS i

j B4 09 03 S 304.3 C 4 N/A N/A N/A Refueling outage cycle 8 to 9. '

84 10 13 S 0.0 B 5 N/A N/A N/A Turbine overspeed and trip test.

4 84 10 21 S 0.0 B 5 N/A N/A N/A Axial offset test.

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j (1) TYPE (2) REASON (3) MET 110D (4) SYSTEM CODE F: Forced A: Equipment Failure (Explain) 1: Manual

' Draft IEEE Std S: Scheduled B: Maintenance or Test 2:' Manual Trip 805-1984(P805-D5)

C: Refueling 3: Automatic Trip i D: Regulatory Restriction 4: Continued

E

Operator Training & License Examination 5: Reduced Load

,' F: Administrative 9: Other .(5) COMPONENT CODE C: Operational Error (Explain) IEEE Std 803A-1983

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- 11: Other (Explain)

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Northem States Power Company 414 Nicollet Ma1

%nneapahs unnesota 55401 Te:ephone i612) 330 5500 November 6,1984 Director, Office of Resource Management U S Nuclear Regulatory Commission Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket No. 50-282 License No. DPR-42 50-306 DPR-60 Monthly Operating Report October, 1984 Attached are twelve copies of the Monthly Operating Report for October, 1984 for the Prairie Island Nuclear Generating Plant.

Ne David Musolf

> tanager of Nuclear Suppor Services DSC1/ dab cc: Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector MPCA Atta: J W Ferman Attachment ff Ybb osG n VU969 /

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