ML20205N108

Monthly Operating Repts for Mar 1999 for Pingp,Units 1 & 2. with

ML20205N108
Person / Time
Site:	Prairie Island
Issue date:	03/31/1999
From:	Dugstad D, Sorensen J NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9904160155
Download: ML20205N108 (7)

Text

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Northern States Power Company Prairie Island Nuclear Generating Plant 1717 Wakonade Dr East Welch Minnesota 55089 ,

1 April 8,1999 Technical Specifications 6.7.A.3 l

l US Nuclear Regulatory Commission l Attn: Document Control Desk Washington, DC 20555 l

PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 l Monthly Operating Report March 1999 1

l Attached is the Monthly Operating Report for March 1999 for the Prairie Island Nuclear Generating Plant.

Joel P. Sorensen Site General Manager Prairie Island Nuclear Generating Plant l c: Regional Administrator-Ill, NRC l

NRR Project Manager, NRC NRC Resident inspector State of Minnesota - Steve Minn i

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Attachment 9904160155 990331

{DR ADOCK 05000282 PDR l

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• PRINTED 4/2/1999 NRC MONTHLY REPORT Page1 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 4/2/1999 COMPLETED BY DALE DUGSTAD PHONE 651388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: MARCH 1999 During the month of March, Unit 1 was base loaded. There were no shutdowns or power reductions for this month.

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l CURRENT CONTINUOUS OPERATING RUN OF 78 DAYS

PRINTED 4/2/1999 NRC MONTHLY REPORT Page 2 DOCKET NO. 50-282

. UNIT PRAIRIE ISLAND NO.1 DATE 4!2/1999 COMPLETED BY DALE DUGSTAD PHONE 651388-11214376 OPERATING DATA REPORT OPERATING STATUS ,

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1. UNIT NAME: PRAIRIE ISLAND NO.1

2. REPORTING PERIOD; MARCH 1999

3. LICENSED THERMAL POWER (MWT): 1650 l

4. NAMEPLATE RATING (GROSS MWE): 593

5. DESIGN ELECTRICAL RATING (NET MWE); 536

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 554

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 522

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 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 2160 221688

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 2317.3 190804.8

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 5571.1 l

14. HOURS GENERATOR ON-LINE 744.0 2003.4 188942.1

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00

16. GROSS THERMAL ENERGY GENERATED (MWH) 1220400 3273723 300504073

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 426180 1143140 99413110

18. NET ELECTRICAL ENERGY GENERATED (MWH) 406071 1088478 93531960

19. UNIT SERVICE FACTOR 100.0 92.8 85.2

20. UNIT AVAILABILITY FACTOR 100.0 92.8 85.2

21. UNIT CAPACITY FACTOR ( MDC NET) 104.6 96.5 83.4

22. UNIT CAPACITY FACTOR ( DER NET) 101.8 94.0 79.6

23. UNIT FORCED OUTAGE RATE 0.0 7.3 4.8

24. FORCED OUTAGE HOURS 0.0 156.6 9483.8 l

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NRC MONTHLY REPORT PRINTED 4/2/1999 Page 3 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 4/2/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: MARCH 1999 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 3/31/1999 1 0 NOTES: None.

TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MAN'JAL DRAFT IEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING AND 5-REDUCED LOAD COMPONENT CODE LICENSE EXAMINATION 9-OTHER IEEE STD 803A 1983 F-ADMINISTRATIVE G OPERATIONAL ERROR H-OTHER

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• PRINTED 4/2/1999 NRC MONTHLY REPORT Page 4 DOCKET NO. 50-306 '

. UNIT PRAIRIE ISLAND NO. 2 DATE 4/2/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 N.ARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: M ARCH 1999 During the month of March, Unit 2 was base loaded. There was only one power reduction and there were no shutdowns for this month.

On the 13th at 2300, the Unit started to reduce power to perform a turbine valves test. The test was satisfactory. The Unit started a power ascension j on the 14th at 0205 and reached full power operation at 0430.

There were no other items to report.

l CURRENT CONT lNUOUS OPERATING RUN OF 52 DAYS

NRC MONTHLY REPORT PRINTED 4/2/1999 Page 5 DOCKET NO. 50 306 UNIT PRAIRIE ISLAND NO. 2 DATE 4/2/1999 COMPLETED BY DALE DUGSTAD PHONE 651-3881121-4376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: MARCH 1999

3. LICENSED THERMAL POWER (MWT): 1650

4. NAMEPLATE RATING (GROSS MWE): 593

5. DESIGN ELECTRICAL RATING (NET MWE): 536

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 554

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 522

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 - 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-D_ ATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 2160 212806

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 2125.8 187447.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS GENERATOR ON-LINE 744.0 2090.9 185875.1

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1223757 3317561 296468642

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 424430 1147860 97183790

18. NET ELECTRICAL ENERGY GENERATED (MWH) 404705 1090228 91876557

19. UNIT SERVICE FACTOR 100.0 96.8 87.3

20. UNIT AVAILABILITY FACTOR 100.0 96.8 87.3

21. UNIT CAPACITY FACTOR ( MDC NET) 104.2 96.7 85.9

22. UNIT CAPACITY FACTOR ( DER NET) 101.5 94.2 81.5

23. UNIT FORCED OUTAGE RATE 0.0 0.0 3.0 24, FORCED OUTAGE HOURS 0.0 0.0 5662.8

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• PRINTED 4/2/1999 NRC MONTHLY REPORT Page 6 DOCKET NO. 50 306 a

• UNIT PRAIRIE ISLAND NO. 2 DATE 4/2/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 l I

UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: MARCH 1999 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 3/14/1999 2 S 0 8 5 N/A N/A N/A NOTES: Turbine valves testing.

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TYPE REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1 MANUAL DRAFT IEEE STD

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S-SCHEDULED B MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRICTION 4-CONTINUED E OPERATOR TRAINING AND 5-REDUCED LOAD C.OMPONENT CODE LICENSE EXAMINATION 9-OTHER IEEE STD 803A 1983 F-ADMINISTRATIVE G-OPERATIONAL ERROR H OTHER

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