ML20087F656

Monthly Operating Repts for July 1995 for Prairie Island Nuclear Generating Plant Units 1 & 2

ML20087F656
Person / Time
Site:	Prairie Island
Issue date:	07/31/1995
From:	Dugstad D, Wadley M NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9508150369
Download: ML20087F656 (9)

Text

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Northem States Power Company Prairie Island Nuclear Generating Plant 1717 Wakonade Dr. East Welch, Minnesota 55089 August 9, 1995 Prairie Island Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Ild[n3 Docubent Cd6 trol' Desk'*"

Washington, DC 20555 PRAIRIE SLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Monthly Operating Report July 1995

. Attached is the Monthly Operating Report for July 1995 for the Prairie Island Nuclear Generating Plant.

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Dd Michael D Wadley Plant Manager j

Prairie Island Nuclear Generating Plant c:

Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector State of Minnesota - Kris Sanda Attachment If b

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9508150369 950731 1\\

PDR ADOCK 05000282 R

PDR

o NARRATIVE

SUMMARY

OF GPERATING EXPERIENCE

/

DOCKET NO. 5_0-282 UNIT PRAIRIE ISLAND NO.1 DATE AUGUST 2, 1995 COMPLETED BY DALE DUGSTAD

. TELEPHONE 612-388-1121-4376 i

MONTH:

JULY 1995 Unit one was base loaded this month, there were no shutdowns and only one power reduction.

The power reduction occurred on the 30th for Condenser Tube and Waterbox cleaning.

For July the blowdown to the Mississippi River is changed to open cycle per the NPDES permit.

CURRENT CONTINUOUS OPERATING RUN OF 163 DAYS.

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+:

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE AUGUST 2, 1995 COMPLETED BY DALE-DUGSTAD TELEPHONE 612-388-1121-4376 i

MONTH:

JULY 1995 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 521 2

515 3

513 4

517 5

517 6

521 7

521 8

518 9

517 10 512 11 515 12 509 13 505 i

&4 504 15 501 16 508 17 507 18 507 19 510 20 506 21 508 22 508 23 507 24 506 2

25 507 26 504 27 507 28 508 29 505 30 208 31 507 AVERAGE LOADS ABOVE 513 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

a:

OPERATING DATA REPORT s

DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE AUGUST 2, 1995 COMPLETED BY DALE.DUGSTAD TELEPHONE 612-388-1121-4376

--OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO. 1

2. REPORTING PERIOD:

JULY 1995

3. LICENSED THERMAI. 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 RESTRICTEDi IF ANY (NET MWE).:

NONE

.10. REASONS FOR RESTRICTIONS, IF ANY:

NONE THIS MONTH YR-TO-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 5087 189551:

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744,0 5087.0 162686.3

13. REACTOR RESERVE SHUTDOWN hours 0.0 0.0 5571.1

14. HOURS GENERATOR ON-LINE 744.0 5079.0 161020.0

15. UNIT RESERVE. SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1204818 8331870 255240509

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 395320 2786720 84136370

18. NET ELECTRICAL ENERGY GENERATED (MWH) 372395 2635689 79090956

19. UNIT SERVICE FACTOR 100.0 99.8 84.9

20. UNIT AVAILABILITY FACTOR 100.0 99.8 84,9

21. UNIT CAPACITY FACTOR (USING MDC NET) 97.6 101.0 82.8

'22. UNIT CAPACITY FACTOR (USING DER NET) 94.4 97.8 78.7.

23. UNIT FORCED OUTAGE RATE 0.0 0.0 4.8

24. FORCED OUTAGE HOURS 0.0 0.0 8125.9

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

Refueling and Maintenance Outage starting in January 1996.

26. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE:

N/A i

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=

UNIT SHUTDOWNS AND POWER REDUCTION DOCKET NO 50-282 UNIT NAME PRAIRIE ISLAND NO. 1 DATE AUGUST 2, 1995 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 MONTH:

JULY 1995 DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 95/07/30 S

0.0 B

5 N/A Clean condenser tubes and waterbox.

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 05-1984 (P805-DS)

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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~'.

NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE

+

DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE AUGUST 2, 1995 COMPLETED BY, DALE DUGSTAD TELEPHONE 612-388-1121-4376 2

I MONTH:

JULY 1995 Unit Two was baseloaded this month, there were no shutdowns.

During the first two days the Unit was ramping up to full power operation after returning to service from the refueling outage.

For July the blowdown to-the Mississippi River is changed to open cycle per the NPDES permit.

t CURRENT CONTINUOUS OPERATING RUN OF 34 DAYS.

.1

a 1

AVERAGE D?.ILY UNIT POWER LEVEL J

DOCKET.NO. 5_0-306 UNIT PRAIRIE ISLAND NO.2 DATE AUGUST 2, 1995 COMPLETED BY DALE DUGSTAD i

TELEPHONE 612-388-1121-4376 MONTH:

JULY 1995 DAY AVERAGE DAILY POWER LEVEL (MWE-NET) 1 470 2

512 3

520 4

521 5

519 6

524 7

523 8

522 9

520 10 515 11 518 12 513 i

13 507 14 508 15 505 16 512 17 511.

18 512 19 514 20 511 21 511 22 513 23 511 24 510 25 511 26 509 27 512 j

28 513 29 510 30 508 31 511 AVERAGE LOADS ABOVE 512 MWE-NET ARE DUE TO COOLER CONDENSER CIRCULATING WATER

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OPERATING DATA REPORT DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO.2 DATE AUGUST 2, 1995 COMPLETED BY-DALE DUGSTAD.

TELEPHONE 612-388-1121-4376 OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD:

JULY 1995

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 5087 180669

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 4025.8 159136.0

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

'14. HOURS GENERATOR ON-LINE 744,0 3993.8 157716.5

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1221960 6491787 250772009

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 404220 2168700 81880740

18. NET ELECTRICAL ENERGY GENERATED (MWH) 380999 2051111 77408607

19. UNIT SERVICE FACTOR 100.0 78.5 87.3

.0. UNIT AVAILABILITY FACTOR 100.0 78.5 87.3 2

31. UNIT CAPACITY FACTOR (USING MDC NET) 100.0 78.8 85.5

23. UNIT CAPACITY FACTOR (USING DER NET) 96.6 76.1 80.8

23. UNIT FORCED OUTAGE RATE 0.0 0.0 2.5

24. FORCED OUTAGE HOURS 0.0 0.0 3984.7

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

N/A

26. IF CURRENTLY SHUTDOWN ESTIMATED STARTUP DATE:

N/A i

UNIT SHUTDOWNS AND-POWER REDUCTION DOCKET NO 50-306 UNIT NAME PRAIRIE ISLAND NO. 2 DATE AUGUST 2, 1995 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376

+

MONTH:

JULY 1995 t

DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT YY/MM/DD 000.0 95/07/01 S

0.0 C

5 N/A Ramp up to full power operation after the refueling outage.

t r

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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-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 G-OPERATIONAL ERROR H-OTHER 1