ML20153B076

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Monthly Operating Repts for Aug 1998 for Prairie Island Nuclear Generating Plant.With
ML20153B076
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 08/31/1998
From: Dugstad D, Sorensen J
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9809220316
Download: ML20153B076 (7)
v • d • e


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Northern States Power Company Prairie Island Nuclear Generating Plant  ;

l 1717 Wakonade Dr. East Welch. Minnesota $5089 September 4,1998 Technical Specifications 6.7.A.3 i l

US

%. , Nuclear. Regulatory Commissionttru Document Control DeskLi i Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 '

Monthly Operating Report August 1998 Attached is the Montnly Operating Report for August 1998 for the Prairie Island Nuclear Generating Plant. 3

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Joel P. Sorensen Plant Manager Prairie Island Nuclear Generr.fing Plant c: Regional Administrator-lil, NRC NRR Project Manager, NRC NRC Resident inspector lj ,

State of Minnesota - Kris Sanda /

Attachment ,

j 9809220316 980831 PDR ADOCK 0500o282-R PDR

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NRC MONTHLY REPORT PRINTED 9/4/1998 Pagei DOCKET NO. 50 282

, , UNIT PRAIRIE ISLAND NO.1 DATE 9/4/1998 COMPLETED BY DALE DUGSTAD .

PHONE 651388-1121-4376 l NARRATIVE

SUMMARY

OPERATING EXPERIENCE MONTH: AUGUST 1998 l

During the month of August, Unit 1 was base loaded. There was one power reduction and there were no shutdowns.

On August 2nd, the Unit reduced load to perform condenser tube cleaning and maintenance.

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6 CURRENT CONTINUOUS OPERATING RUN OF 74 DAYS

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NRC MONTHLY REPORT PR NTED 9/4/1998 Page 2 DOCKET NO. 50-282 i UNIT PRAIRIE ISLAND NO.1 l DATE 9/4/1998 l COMPLETED BY DALE DUGSTAD PHONE 65138811214376 O'49/ TING DATA REPORT OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO.1
2. REPORTING PERIOD: AUGUST 1998 l

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

4. NAMEPLATE RATING (GROSS MWE): 593 l
5. DESIGN ELECTRICAL RATING (NET MWE): 543 ,
6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 558 l
7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 526
8. IF CHANGES OCCUR IN CAPACITY R*. TINGS (ITEMS 3 - 7) SINCE LAST REPORT, GIVE REASON:

NONE i l

9. POWE~4 LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE): NONE
10. REASONS FOR RESTRICTIONS, IF ANY: NONE THIS MONTH YR TO-DATE CUMULATIVE l
11. HOURS IN REPORTING PERIOD 744 5831 216599 l
12. NUMBER OF HOURS REACTOR CRITICAL 744.0 5537.9 186314.9
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 5571.1
14. UOURS GENERATOR ON-LINE 744.0 5501.2 184489.7
15. UNIT RESERVE SHUTDOWN HC'JRS 0.0 0.00 0.00
16. GROSS THERMAL ENERGY GENERATED (MWH) 1211247 8949600 293227443
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 412020 3060820 96879530
18. NET ELECTRICAL ENERGY GENERATED (MWH) 388629 2894311 91128632
19. UNIT SERVICE FACTOR 100.0 94.3 85.2 i
20. UNIT AVAILABILITY FACTOR 100.0 94.3 85.2 l
21. UNIT CAPACITY FACTOR ( MDC NET) 99.3 94.6 83.2
22. UNIT CAPACITY FACTOR ( DER NET) 98.6 91.6 79.2
23. UNIT FORCED OUTAGE RATE 0.0 5.3 4.6
24. FORCED OUTAGE HOURS 0.0 306.5 6847.2 l l

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NRC MONTHLY REPORT PRINTED 9/4/1998 Page 3 i DOCKET NO. 50-282

, , UNIT PRAIRIE ISLAND NO.1 DATE 9/4/1998 COMPLETED DY DALE DUGSTAD PHONE 651-388-1121-4376 UNIT SHUTDOWNS AND POWER REDUCTIONS _

MONTH: AUGUST 1998 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 8/2/1998 1 S 0 8 5 N/A N/A N/A NOTES: Condenser tube cleaning.

l TYPE REASON METHOD SYSTEM CODE F-FORCED A-EOUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP D-REGULATORY RESTRlCTION 4-CONTINUED E-OPERATT 1 TRAINING AND 5-REDUCED LOAD CO_ 'PONENT CODE LICENL EXAMINATION 0-0THER lEEE STD 803A-1983 F-ADM!NiST AATIVE G-OPERATIONAL ERROR H-OTHER

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. NRC MONTHLY REPORT PRINTED 9/4/1998 l Page 4 )

DOCKET NO. 50 306 UNIT PRAIRIE ISLAND NO. 2 DATE 9/d/1998 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: AUGUST 1998  !

During the month of August, Unit 2 was base loaded. There were no power reductions or shutdowns. 1 I

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. CUP, RENT CONTINUOUS OPERATING RUN OF 180 DAYS

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. NRC MONTHLY REPORT PRINTED 9/4/1998 Page5 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 9/4/1998

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COMPLETED BY DALE DUGSTAD PHONE 651-388-11214376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME: PRAIRIE ISLAND NO. 2
2. REPORTING PERIOD: AUGUST 1998
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 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 M_ONTH YRiO-DATE CUM _U_LATIVE
11. HOURS IN REPORTING PERIOD 744 5831 207717
12. NUMBER OF HOURS REACTOR CRITICAL 744.0 4908.1 183634.3
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1
14. HOURS GENERATOR ON-LINE 744.0 4899.3 182126.4
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

- 16. GROSS THERMAL ENERGY GENERATED (MWH) 1224621 8002685 290467272

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 403660 2637780 95135190
18. NET ELECTRICAL ENERGY GENERATED (MWH) 380511 2487084 89938254
19. UNIT SERVICE FACTOR 100.0 84.0 87.7
20. UNIT AVAILABILITY FACTOR 100.0 84.0 87.7
21. UNIT CAPACITY FACTOR ( MDC NET) 99.9 83.3 86.2
22. UNIT CAPACITY FACTOR ( DER NET) 96.5 80.5 81.7
23. UNIT FORCED OUTAGE RATE 0.0 16.0 3.0
24. FORCED OUTAGE HOURS 0.0 931.7 5662.8 4

', NRC MONTHLY REPORT PRINTED 9/4/1998 Page 6 1 1

DOCKET NO. 50-306

, , UNIT PRAIRIE ISLAND NO. 2 DATE 9/4/1998 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 UNIT SHUTDOWNS AND F OWER REDUCTIONS MONTH: AUGUST 1998 DATE UNIT TYPE HOllRS REASON METHOD LER NUMBER SYSTEM COMPONENT 8/31/1998 2 9 NOTES: None.

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l TYPE REASON METHOD 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-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 H4THER

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