ML20247G292

From kanterella
Jump to navigation Jump to search
Monthly Operating Repts for Apr 1998 for Prairie Island Nuclear Generating Plant
ML20247G292
Person / Time
Site: Prairie Island  
Issue date: 04/30/1998
From: Dugstad D, Sorensen J
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9805200194
Download: ML20247G292 (7)
v • d • e


Text

_ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

Northern States Power Company Prairie Island Nuclear Generating Plant 1717 Wakonade Dr. East Welch, Minnesota 5s089 May6,1998 Prairie Island Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk l

Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 l

Monthly Operating Report Aonl 1998 Attached is the Monthly Operating Report for April 1998 for the Prairie Island Nuclear Generating Plant.

l l

Joel P Sorensen l

l Plant Manager j

Prairie Island Nuclear Generating Plant j

L 7

c:

Regional Administrator-Ill, NRC b.'M(

/

m NRR Project Manager, NRC NRC Resident inspector State of Minnesota - Kris Sanda Attachment

<>n R

~

. NRC MONTHLY REPORT PRINTED 05/06/98 Page1 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 05/06/98 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: APRIL 1998 During the month of April, Unit 1 was base loaded.

There were no power reductions or shutdowns.

The reporting period was 719 hours0.00832 days <br />0.2 hours <br />0.00119 weeks <br />2.735795e-4 months <br /> due to daylight savings time change.

Because of the LP rotor upgrade the Unit is producing additional megawatts. The values for the DeFigned Electrical Rating and Maximum Dependab!e Capacity (both gross and net) will be changed after the Unit completes an URGE test.

CURRENT CONTINUOUS OPERATING RUN OF 110 DAYS

NRC MONTHLY REPORT PRINTED 05/05/98 Page 2 DOCKET NO. 50-282 UNIT PRAIRIE ISLAND NO.1 DATE 05/05/98 COMPLETED BY DALE l

DUGSTAD l

OPERATING DATA REPORT l

l OPERATING STATUS

1. UNIT NAME:

PRAIRIE ISLAND NO.1

2. REPORTING PERIOD:

APRIL 1998 l

3. LICENSED THERMAL POWER (MWT): 1650 l.
4. NAMEPLATE RATING (GROSS MWE): 593 l

S. DESIGN ELECTRICAL RATING (NET MWE): 530 l

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE):

545 j

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE):

513

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 l
10. REASONS FOR RESTRICTIONS. IF ANY:

NONE THIS MONTH YR-TO-DATE CUMULATIVE t

11. HOURS IN REPORTING PERIOD 719 2879 213647
12. NUMBER OF HOURS REACTOR CRITICAL 719.0 2879.0 183656.0
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 5571.1 l
14. HOURS GENERATOR ON-LINE 719.0 2855.7 181844.2 f
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00 1
16. GROSS THERMAL ENERGY GENERATED (MWH) 1180737 4670064 288947907
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 401880 1618360 95437070 l
18. NET ELECTRICAL ENERGY GENERATED (MWH) 379060 1537747 89772068 l
19. UNIT SERVICE FACTOR 100 99.2 85.1 l
20. UNIT AVAILABILITY FACTOR 100 99.2 85.1 l
21. UNIT CAPACITY FACTOR ( MDC NET) 102.8 104.1 83.2
22. UNIT CAPACITY FACTOR ( DER NET) 99.5 100.8 79.3
23. UNIT FORCED OUTAGE RATE O

O 4.5

24. FORCED OUTAGE HOURS 0.0 0.0 8540.7
25. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE, DATE, AND DURATION OF EACH):

N/A

26. IF CURRENTLY SHUTDOWN, ESTIMATED STARTUP DATE:

N/A

l NRC MONTHLY REPORT PRINTED 05/05/98 I

Page 3 i

DOCKET NO. 50 282 UNIT PRAIRIE ISLAND NO.1 DATE 05/05/98 COMPLETED BY DALE DUGSTAD l

TELEPHONE 612-388-1121-4376 l

I UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: APRIL 1998 DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 04/30/98 1

None.

O NOTES:

i l

1

[

l l

l HEE BEASON METHOD SYSTEM CODE

' RAFT IEEE STD D

F-FORCED A-EQUIPMENT FAILURE 1-MANUAL 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 lEEE STD 803A-1983 F-ADMINISTRATIVE G-OPERATIONAL ERROR H-OTHER

NRC MONTHLY REPORT PRINTED 05/05/98 Page 4 DOCKET NO. 50-306 UNIT PRA'RIE ISLAND NO. 2 i

DATE 05/05/98 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-11214376 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE MONTH: APRIL 1998 During the month of April, Unit 2 was base loaded.

There was one power reduction and no shutdowns.

The power reduction occurred on the 26th for a flow test of the Turbine Driven Aux Feed Water Pump.

The reporting period was 719 hours0.00832 days <br />0.2 hours <br />0.00119 weeks <br />2.735795e-4 months <br /> due to daylight savings time change.

1 l

i j

i CURRENT CONTINUOUS OPERATING RUN OF 57 DAYS

E...

NRC MONTHLY REPORT PRINTED 05/03/98 e

Page5

)

DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 05/05/98 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 OPERATING DATA REPORT OPERAIING STATUS

1. UNIT NAME:

PRAIRIEISLAND NO.2

2. REPORTING PERIOD:

APRIL 1998

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

l NONE l

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 719 2879 204765
12. NUMBER OF HOURS REACTOR CRITICAL 719.0 1956.1 180682.3
13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.00 1516.1
14. HOURS GENERATOR ON-LINE 719.0 1947.3 179174.4
15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.00 0.00
16. GROSS THERMAL ENERGY GENERATED (MWH) 1185019 3169189 285633776
17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 390860 1061130 93558540
18. NET ELECTRICAL ENERGY GENERATED (MWH) 368301 1001093 88452263
19. UNIT SERVICE FACTOR 100 67.6 87.5
20. UNIT AVAILABILITY FACTOR 100 67.6 87.5 l
21. UNIT CAPACITY FACTOR ( MDC NET) 100 67.9 86
22. UNIT CAPACITY FACTOR ( DER NET) 96.6 65.6 81.5
23. UNIT FORCED OUTAGE RATE O

32.4 3.1

24. FORCED OUTAGE HOURS 0.0 931.7 5662.8
25. SHUTDOWNS SCHEDULED OVER NEXT SIX MONTHS (TYPE, DATE, AND DURATION OF EACH):

N/A

26. IF CURRENTLY SHUTDOWN, ESTIMATED STARTUP DATE:

j N/A l

NRC MONTHLY REPORT PRINTED 05/05/98 Page 6 i

DOCKET NO. 50-306 UNIT PRAIRIE ISLAND NO. 2 DATE 05/05/98 COMPLETED BY DALE DUGSTAD TELEPHONE 612-388-1121-4376 l

UNIT SHUTDOWNS AND POWER REDUCTIONS MONTH: APRll1998 1

t DATE UNIT TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT 04/26/98 2

S 0

B 5

N/A N/A N/A I

NOTES: Turbine Driven Aux Feed Water Pump Flow test.

i l

l l

l l

l l

i IEEE REASDH METHOD SYSTEM CODE F-FORCED A-EQUIPMENT FAILURE 1-MANUAL DRAFT IEEE STD S-SCHEDULED Bd #ENANCE 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 t_______-_-___-

_ _ _ _

Retrieved from "https://kanterella.com/w/index.php?title=ML20247G292&oldid=3896961"