ML20216E715

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

ML20216E715
Person / Time
Site:	Prairie Island
Issue date:	08/31/1999
From:	Dugstad D, Sorensen J NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9909170077
Download: ML20216E715 (7)

Text

e Nor+Sern States Power Company f

, Prairie Islan.i Nuclear Genereting Plant 1717 Wakonade Dr. East Wele*. %nnesota 55089 September 8,1999 Technical Specifications 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 I

PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 l

Monthly Operating Report August,1999 Attached is the Monthly Operating Report for August,1999 for the Prairie Island Nuclear Generating Plant.

Joel P. Sorensen Site General Manager Prairie Island Nuclear Generating Plant c: Regional Administrator-Ill, NRC NRR Project Manager, NRC NRC Resident inspector State of Minnesota - Steve Minn Attachment

& hl! ,

9909170077 990831 PDR ADOCK 05000282 R PDR

i PRINTED 9/3/1999 NRC MONTHLY REPORT Pag 31 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 9/3/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-11214376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: AUGUST 1999 During the month of August, Unit 1 was base loaded. There were no shutdowns.

The Unit did have two power reductions for this month.

On Saturday, August 28th, at 2211, the Unit started to reduce power for a turbine valve test. The decrease stopped on the 29th at 0019, at approximately 260 MWe.

After completion of the valve test the Unit started back up in power at 0119 and returned to full power operation at 0730 on the 29th.

On Monday, August 30th, at !130, the Unit started to reduce power to allow work on 28 MSR Reheater Drain Tank for a steam leak. The work was completed by 1415 and the Unit returned to full power operation at 1438 on the same day.

There are no other items to report.

CURRENT CONTINUOUS OPERATING RUN OF 96 DAYS

PRINTED 9/3/1999 NRC MONTHLY REPORT Paga 2 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 9/3/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 OPERATING DATA REPORT l

OPERATING STATUS I

1. UNIT NAME: PRAIRIEISLAND NO.1

2. REPORTING PERIOD: AUGUST 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 i

8. IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS 3 - 7) SINCE LAST REPORT, GIVE REASON: i 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 744 5831 225359

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 4772.3 193559.8

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1

14. HOURS GENERATOR ON-LINE 744.0 4715.5 191654.2

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1223018 7672947 304903302

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 414790 2626840 100896810

18. NET ELECTRICAL ENERGY GENERATED (MWH) 391097 2479957 94923439

10. UNIT SERVICE FACT OR 100.0 80.9 85.0

20. UNIT AVAILAB!LITY FACTOR 100.0 80.9 85.0

21. UNIT CAPACITY FACTOR ( MDC NET) 100.7 81.5 83.3

22. UNIT CAPACITY FACTOR ( DER NET) 98.1 79.3 79.4

23. UNIT FORCED OUTAGE RATE 0.0 3.2 4.7

24. FORCED OUTAGE HOURS 0.0 156.6 9483.8 l

l

PRINTED 9/3/1999 NRC MONTHLY REPORT Paga3 l

! DOCKET NO. 50 282 UNIT PRAIRIE ISLAND NO.1 DATE 9/3/1999 l COMPLETED BY DALE DUGSTAD l PHONE 651-388-1121-4376 l

I UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: AUGUST 1999 1

DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT ,

l 8/28/1999 1 S 0 B 5 N/A N/A N/A l

NOTES: Turbine valve testing.

8/30/1999 1 S 0 B 5 N/A N/A N/A NOTES: Repair steam leak on 28 MSR Reheater Drain Tank, I

l l

l l

l i

l l

l i

lyf.g REA$QN METHQD SYSTEM CODE F-FORCED ' A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP d 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

i r

PRINTED 9/3/1999 NRC MONTHLY REPORT Page 4 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 9/3/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE

. MONTH: AUGUST 1999 During the month of August, Unit 2 was base loaded. There were no shutdowns or power reductions for this month.

There are no other items to report.

i i

CURRENT CONTINUOUS OPERATING RUN OF 205 DAYS

f~

p i PRINTED 9/3/1999 NRC MONTHLY REPORT Prga 5 DOCKET NO. 50 306 UNIT PRAIRIE ISLAND NO. 2 DATE 9/3/1999 COMPLETED BY DALE DUGSTAD PHONE 651388-1121-4376 -

OPERATING DATA REPORT QEgBATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD: AUGUST 1999

3. LICENSED THERMAL POWER (MWT): 1650

4. NAMEPl. ATE 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 R XR-TQOATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 744 831 216477

12. NUMBER OF HOURS REACTOR CRITICAL 744.0 5796.8 191118.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1

14. HOURS GENERATOR ON-LINE 744.0 5761.9 189546.1

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1225790 9350969 302502050

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 415060 3188130 99224060

18. NET ELECTRICAL ENERGY GENERATED (MWH) 391272 3015465 03801794

19. UNIT SERVICE FACTOR 100.0 98.8 87.6

20. UNIT AVAILABILirY FACTOR 100.0 98.8 87.6

21. UNIT CAPACITY FACTOR ( MDC NET) 100.7 99.1 86.1

22. UNIT CAPACITY FACTOR ( DER NET) 98.1 96.5 81.7

23. UNIT FORCED OUTAGE RATE 0.0 0.0 2.9

24. FORCED OUTAGE HOURS 0.0 0.0 5662.8 I

i

s NRC MONTHLY REPORT PRINTED 9/3/1999 Pagi 6 DOCKET NO. 50 306 UNIT PRAIRIE ISLAND NO. 2 DATE 9/3/1999 COMPLETED BY DALE DUGSTAD PHONE 651388-11214376 UNIT SHUTDOWNS AND POWER REDUCTIONS i

i MONTH: AUGUST 1999 1

DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 8/31/1999 2 N/A 0 NOTES: None.

l I

M REASON METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT lEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP rN GULATORY 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