ML20206L619

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Monthly Operating Repts for Apr 1999 for Pingp,Units 1 & 2. with
ML20206L619
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 04/30/1999
From: Dugstad D, Sorensen J
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9905140069
Download: ML20206L619 (7)
v • d • e


Text

Northern States Power Company Prairie Island Nuclear Generating Plant )

1717 Wakonade Dr. East Welch, Minnesota 55089 l

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May 5,1999 Technical Specifications 6.7.A.3

'l US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 l

Monthly Operating Report April 1999 '

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

- cel P. Sorensen Site General Manager Prairie Island Nuclear Generating Plant

/

c: Regional Administrator-Ill, NRC )

NRR Project Manager, NRC NRC Resident inspector f

State of Minnesota - Steve Minn

/{ g F Attachment 5 e y \_ f u

9905140069 990430 PDR ADOCK 05000282 R PDR

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PRINTED 5/4/1999.

    • NRC MONTHLY REPORT .Page1

. DOCKET NO. 60 282 UNIT PRAIRIE ISLAND NO.1 DATE 5/4/1999 COMPLETED BY DALE DUGSTAD i

PHONE 651-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: APRIL 1999 During the month of April, Unit 1 was base loaded. There was one power reduction and one shutdown for this month.

On the 16th of April, at 2205, a power reduction was started to begin the upcoming refueling outage. On the 17th, at 0011, the generator was taken off-line which began the 20th refueling cycle. The reactor was made sub-critical at 0019. The unit remained in the outage for the rest of the month.

The outage ended a continuous operation run of 84 days.

There are no other items to report.

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' CURRENT CONTINUOUS OPERATING RUN OF_0 DAYS

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PRINTED 5/4/1999

  • o NRC MONTHLY REPORT Pp2 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 5/4/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 OPERATING DATA REPORT OPERATING STATUS
1. UNIT NAME: PRAIRIEISLAND NO.1
2. REPORTING PERIOD: APRIL 1999
3. LICENSED THERMAL POWER (MWT): 1650
4. NAMEPl. ATE RATING (GROSS MWE): 593
5. DESIGN ELECTRICAL RATING (NET MWE): 536

' O. 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 720 2880 222408
12. NUMBER OF HOURS REACTOR CRITICAL 384.3 2401.6 191189.1
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 5571.1
14. HOURS GENERATOR ON-LINE 384.2 2387.6 189326.3
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00
16. GROSS THERMAL ENERGY GENERATED (MWH) 630540 3904263 301134618 ,
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 210820 1353960 99623930

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18. NET ELECTRICAL ENERGY GENERATED (MWH) 198056 1286534 93730016
19. UNIT SERVICE FACTOR 53.4 82.9 85.1
20. UNIT AVAILABILITY FACTOR 53.4 82.9 85.1
21. UNIT CAPACITY FACTOR ( MDC NET) 52.7. ' 85.6 83.3
22. UNIT CAPACITY FACTOR ( DER NET) 51.3 83.3 79.5

)

23. UNIT FORCED OUTAGE RATE 0.0 6.2 4.8
24. FORCED OUTAGE HOURS 0.0 156.6 9483.8 1

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PRINTED 5/4/1999 NRC MONTHLY REPORT Page 3 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 5/4/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 '

UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: APRIL 1999 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 4/16/1999 1 S 0 C 5 N/A N/A LN/A NOTES: Start to ramp down in power for refuling outage.

4/17/1999 1 S 335.8 C 1 N/A . N/A N/A NOTES: Refueling outage, cycle 20.

i IYf.E REASON METHOD SYSTEM CODE F-FORCED A-EOUIPMENT FAILURE 1-MANUAL CRAFT IEEE STD S-SCHEDULED B-MAINTENANCE OR TEST 2-MANUAL TRIP C-REFUELING 3-AUTO TRIP i D-REGULATORY RESTRICTION 4-CONTINUED E-OPERATOR TRAINING AND 5-REDUCED LOAD ' SQMPONENT CODE ,.

LICENSE EXAMINATION {

9-OTHER lEEE STD 803A-1983 J F-ADMINISTRATIVE G-OPERATIONAL ERROR H-OTHER '

o

PRINTED 5/N1999 '

,'* NRC MONTHLY REPORT Page 4 -

DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 5/N1999 COMPLETED BY DALE DUGSTAD PHONE 651388-1121-4376

- NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE -

MONTH: APRIL 1999 Durir.g the month of April, Unit 2 was base loaded. There were no shutdowns or power reductions for this month.

There are no other items to report.

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i CURRENT CONTINUOUS OPERATING RUN OF 82 DAYS l

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PRINTED 5/4/1999 NRC MONTHLY REPORT Pa0e5 DOCKET NO. 60 308

' UNIT PRAIRIE ISLAND NO 2 DATE 5/4/1999 COMPLETED BY DALE DUGSTAD PHONE 651-388-11214376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME: PRAIRIEISLAND NO.2
2. REPORTING PERIOD: APRIL - 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 i

THIS MONTH YR TO-DATE CUMULATIVE l

11. HOURS IN REPORTING PERIOD 720 2880 213526 12, NUMBER OF HOURS REACTOR CRITICAL 720.0 2845.8 188167.9
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1
14. HOURS GENERATOR ON-LINE 720.0 2810.9 186595.1
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MWH) 1187166 4505744 297656825
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 401270 1549130 97585060 ,
18. NET ELECTRICAL ENERGY GENERATED (MWH) 379816 1470044 92256373 i
19. UNIT SERVICE FACTOR 100.0 97.6 87.4 )
20. UNIT AVAllABILITY FACTOR 100.0 97.6 87.4 I
21. UNIT CAPACITY FACTOR ( MDC NET) 101.1 97.8 85.9 l
22. UNIT CAPACITY FACTOR ( DER NET) 98.4 95.2 81.5
23. UNIT FORCED OUTAGE RATE 0.0 0.0 2.9
24. FORCED OUTAGE HOURS 0.0 0.0 5662.8 9

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NRC MONTHLY REPORT Page 6 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 5/4/1999 COMPLETED BY DALE DUGSTAD PHONE 651388-1121-4376 UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: APRIL 1999 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 4/30/1999 2 N/A 0 NOTES: None.

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HP1 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 l LICENSE EXAMINATION i 9-OTHER lEEE STD 803A-1983

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F-ADMINISTRATIVE ]

G4PERATIONAL ERROR H-OTHER i

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