ML20205P570

Monthly Operating Rept for Mar 1999 for Monticello Nuclear Generating Plant.With

ML20205P570
Person / Time
Site:	Monticello
Issue date:	03/31/1999
From:	Paustian H, Voth M NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9904200219
Download: ML20205P570 (5)

Text

• Northem States Power Company l

/-

Monticello Nuclear Generating Plant f-2807 West Hwy 75 Monticello. Minnesota 55362-9637 April 9,1999 US Nuclear Regulatory Commission Attn: Document Control Desk i Washington, DC 20555 MONTICELLO NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Submittal of Monticello Monthly Operating Report for March 1999 In accordance with Monticello Technical Specification 6.7.A.3, the report of operating statistics for the Monticello Nuclear Generating Plant for the Month of March is provided.

l Please contact Marcus H. Voth, Project Manager - Licensing at (612) 271-5116 if you require further information.

Marcus H. Voth Project Manager - Licensing '~

i Nuclear Energy Engineering Dept. l l

t c: Regional Administrator - 111, NRC 4 NRR Project Manager, NRC Sr Resident inspector, NRC State of Minnesota Attn: Steve Minn J Silberg l

.+=-

9904200219 990331 PDR ADOCK 05000263 PDR,,

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OPERATING DATA REPORT '

DOCKET NO. 50-263 DATE 4- 1-99 COMPLETED BY H. H. Paustian TELEPHONE 612/295-5151 OPERATING STATUS JNotes j

1. Unit Name - Monticello ] ]

2. Reporting period: March ] ]

3. Licensed Thermal Power (MWt) : 1775 ) ]

4. Nameplate. Rating (Gross MWe) : 613.0 ] ] l

5. Design Electrical Rating (Net MWe) : 600.0 ] ] l 605.1 ] ]

6.

7. .Maximum Maximum Dependable Dependable' Capacity Capacity((Gross MWe)

Net MWe) : : 578.1 ] ]

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last  ;

Report, Give Reasons: N/A 5

9. _ Power Level To Which Restricted, If Any (Net MWe) : N/A

10. Reasons For Restrictions, If Any: __N/A THIS MONTH YR.-TO-DATE CUMUIATIVE #

11. Hours In Reporting Period 744 2160 243265 12., Number Of Hours Reactor Was Critical 744.0 2160.0 199926.1

13. Reactor Reserve Shutdown Hours 0.0 0.0 940.7

14. Hours Generator On-Line 744.0- 2160.0 196755.9

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. ' Gross Thermal Energy Generated ()GE) 1307835 3817026 '307197460

17. Gross Electrical Energy Generated (MWH) 453863. 1328172 104102913

18. Net Electrical Energy Generated (MWH) 438872 1284378 -99664362

'19. Unit Service Factor 100.0% 100.0% 80.9%

.20. Unit Availability Factor 100.0% 100.0% 80.9%

21. Unit Capacity Factor (Using MDC' Net) 102.0% 102.9% 76.2%

22.' Unit Capacity Factor (Using DER Net) 98.3% 99.1% 74.9%

23. Unit Forced Outage Rate 0.0% 0.0% 4.3%

24. Shutdowns Scheduled Over Next 12 Months (Type, Date, and Duration of Each)

_Not Reported 1

25. If Shut Down At End Of Report Period, Estimated Date Of Startup:

26. Units In Test Status (Prior to Commercial Operation) : N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION l

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. l AVERAGE DAILY UNIT POWER LEVEL l

DOCKET NO. 50-263 UNIT Monticello ~~

DATE 4- 1-99 COMPLETED BY H. H. Paustian TELEPHONE 612/295-5151 MONTH OF March DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 597. __

17 596.

2 595. 18 595.

3 596. 19 595.

4 598. 20 595.

5 595. 21 594.__,

6 598. 22 595.

7 597. 23 594.

8 597. 24 594.

9 596. 25 594. l 10 596. 26 594.

11 596. 27 448.

12 596. 28 565.

13 597. 29 594.

14 596. 30 595.

15 594. 31 595.

16 596.

INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-263 DATE 4- 1-99 COMPLETED BY H. H. Paustian TELEPHONE 612/295-5151 MONTH MAR 03-01-99 to Power operation.

03-27-99 03-27-99 Power reduced to 60% for control rod sequence exchange.

03-28-99 to Power operation.

03-31-99 l

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Note: Power operation defined as essentially 100% of l

rated power except for weekend load drops for specified surveillance testing.

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