ML022000178

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June 2002 Monthly Operating Report for Prairie Island, Units 1 & 2
ML022000178
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 07/08/2002
From: Nazar M
Nuclear Management Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML022000178 (7)
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NRC MONTHLY REPORT PRINTED 7/3/2002 Page 1 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO. 1 DATE 713/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: JUNE 2002 During the month of June, Unit 1 was base loaded. There were no shutdowns.

On the 24th, at 0936, problems developed in 13A feedwater heater (internal piping).

This caused a loss of approximately 10 Mwe. At this time the plan is to repair the feedwater heater during the next refueling outage.

There are no other items to report.

CURRENT CONTINUOUS OPERATING RUN OF 292 DAYS

NRC MONTHLY REPORT PRINTED 7/3/2002 Page 2 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO. I DATE 7/3/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO. 1

2. REPORTING PERIOD:

JUNE 2002

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-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 720 4343 250175
12. NUMBER OF HOURS REACTOR CRITICAL 720.0 4343.0 216275.1
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 5571.1
14. HOURS GENERATOR ON-LINE 720.0 4343.0 214317.6
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MWH) 1185859 7126330 341895586
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 396300 2450000 113656250
18. NET ELECTRICAL ENERGY GENERATED (MWH) 372871 2322020 107012527
19. UNIT SERVICE FACTOR 100.0 100.0 85.7
20. UNIT AVAILABILITY FACTOR 100.0 100.0 85.7
21. UNIT CAPACITY FACTOR (MDC NET) 99.2 102.4 84.3
22. UNIT CAPACITY FACTOR ( DER NET) 96.6 99.7 80.6
23. UNIT FORCED OUTAGE RATE 0.0 0.0 4.7
24. FORCED OUTAGE HOURS 0.0 0.0 10462.7

NRC MONTHLY REPORT PRINTED 713/2002 Page 3 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO. 1 DATE 7/3/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: JUNE 2002 DATE 6/24/2002 NOTES:

UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 1

F 0

A 5

N/A N/A N/A 13 A Feedwater Heater, possible steam extraction line damage.

TYPE F-FORCED S-SCHEDULED REASON A-EQUIPMENT FAILURE B-MAINTENANCE OR TEST C-REFUELING D-REGULATORY RESTRICTION E-OPERATOR TRAINING AND LICENSE EXAMINATION F-ADMINISTRATIVE G-OPERATIONAL ERROR METHOD SYSTEM CODE 1-MANUAL DRAFT IEEE STD 800-1984(P805-D5) 2-MANUAL TRIP 3-AUTO TRIP 4-CONTINUED 5-REDUCED LOAD COMPONENT CODE 9-OTHER IEEE STD 803A-1983 H-OTHER

NRC MONTHLY REPORT PRINTED 7/3/2002 Page 4 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 7/3/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: JUNE 2002 During the month of June, Unit 2 was base loaded. There were no shutdowns or power reductions.

There are no other items to report.

CURRENT CONTINUOUS OPERATING RUN OF 120 DAYS

NRC MONTH LY REPORT PRINTED 7/3/2002 Page 5 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 7/3/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 OPERATING DATA REPORT OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO. 2

2. REPORTING PERIOD:

JUNE 2002

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-DATE CUMULATIVE

11. HOURS IN REPORTING PERIOD 720 4343 241293
12. NUMBER OF HOURS REACTOR CRITICAL 720.0 3689.1 213687.2
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 1516.1
14. HOURS GENERATOR ON-LINE 720.0 3665.9 211994.5
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0
16. GROSS THERMAL ENERGY GENERATED (MWH) 1185883 5948206 339145004
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 399320 2041140 111851520
18. NET ELECTRICAL ENERGY GENERATED (MWH) 375754 1929091 105762961
19. UNIT SERVICE FACTOR 100.0 84.4 87.9
20. UNIT AVAILABILITY FACTOR 100.0 84.4 87.9
21. UNIT CAPACITY FACTOR (MDC NET) 100.0 85.1 86.8
22. UNIT CAPACITY FACTOR (DER NET) 97.4 82.9 82.6
23. UNIT FORCED OUTAGE RATE 0.0 0.0 2.9
24. FORCED OUTAGE HOURS 0.0 0.0 6390.7

NRC MONTHLY REPORT PRINTED 7/3/2002 Page 6 DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 7/3/2002 COMPLETED BY DALE DUGSTAD PHONE 651-388-1121-4376 UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: JUNE 2002 DATE UNIT TYPE 6/30/2002 2

N/A NOTES:

None.

HOURS REASON METHOD LER NUMBER SYSTEM 0

N/A N/A COMPONENT N/A TYPE F-FORCED S-SCHEDULED REASON A-EQUIPMENT FAILURE B-MAINTENANCE OR TEST C-REFUELING D-REGULATORY RESTRICTION E-OPERATOR TRAINING AND LICENSE EXAMINATION F-ADMINISTRATIVE G-OPERATIONAL ERROR H-OTHER METHOD 1-MANUAL 2-MANUAL TRIP 3-AUTO TRIP 4-CONTINUED 5-REDUCED LOAD 9-OTHER SYSTEM CODE DRAFT IEEE STD 800-1984(P805-D5)

COMPONENT CODE IEEE STD 803A-1 983

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