ML20045A970

Monthly Operating Rept for May 1993 for Monticello Nuclear Generating Plant.W/930611 Ltr

ML20045A970
Person / Time
Site:	Monticello
Issue date:	05/31/1993
From:	Richard Anderson, Paustian H NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9306150410
Download: ML20045A970 (5)

Text

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, 4 Norttrd.i States Power Company l 414 Nicollet Mall Minneapolis, Minnesota 55401-1927 Telepnone (612) 330-5500 i June 11, 1993 Monticello Technical Specifications t Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 MONTICELil) NUCLEAR GENERATING PIANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report Nav. 1993 Attached is the Monthly Operating Report for May, 1993 for the Monticello Nuclear Generating Plant.

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Director Licensing and Management 1ssues c: Director, Office of Resource Management Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector State of Minnesota - Rris Sanda Attachsent J

9306150410 930531 7 / I PDR ADDCy 05000263 b,f '

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-OPERATING DATA REPORT DOCKET NO. 50-263 DATE 6- 1-93 COMPLETED BY H. H. Paustian TELEPHONE- 612/295-5151 OPERATING STATUS

] Notes ).

1. Unit Name : Monticello ] ]-

2. Reporting period: May ] ]

1670 ]

3. Licensed Thermal Power (IC4t ) :

4. Nameplate Rating (Gross MWe): 569

]

] ] j'

5. Design Electrical Rating (Net MWe): 545.4 ] ]

6~. Maximum Dependable Capacity (Gross MWe): __564 ] ]

7. Maximum Dependable Capacity. (Net MWe) : 536 ] )

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

1 i

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

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

11. Hours In Reporting Period 744 3623 192144-

12. Number Of Hours Reactor Was Critical 744.0 2286.0 154270.7.

13. Reactor Reserve Shutdown-Hours 0.0 0.0 940.7

14. Hours Generator On-Line 744.0 2235.8 151512.0 0.0 0.0 0.0 R

15. Unit Reserve Shutdown Hours 3429198 232822611

16. Gross Thermal Energy Generated (IC4H) 1236641 17.' Gross Electrical Energy Generated (1901) 422340 1164610 78695410

18. Net Electrical Energy Generated (1604) 407504 1115447- 75271334

19. Unit Service Factor 100.0% 61.7% 78.9%

20. Unit Availability Factor 100.0% 61.7% 78.9%

21. Unit Capacity Factor (Using MDC Net) 102.2% 57.4% '73.1%

22. Unit Capacity Factor (Using DER Net) 100.4% 56.5% 71.8%'

23. Unit Forced Outage Rate .0.0% 2.6% 3.7%

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

None

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

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

. . AVERAGE DAILY UNIT POWER LEVEL  ;

'1 DOCKET NO. 50-263 t UNIT- Monticello___. I DATE 6- 1-93 -l '

COMPLETED-BY H. H. Paustian TELEPHONE 612/295-5151-  :,

MONTH OF May .

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) -(MNe-Net) )

1 554. 17 549. ,

-2 553. 18 546.  !

3 552. 19 552.  ;

i 4 552, 20 551.

S 553. 21 549.  :

6 547. 22 553. l 7 550._ 23 551.

)

8 518. 24 547. .]

l 9 504. 25 549.

10 550. 26 549.

11 549. 27 548.

12 553. 28 550.

13 546. 29 551.

14 549. 30 551.

15 552. 31 552.

16 547.

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.

i

NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE ~,

.a DOCKET NO. 50-263 DATE 16- 1-93 COMPLETED BY H. H. Paustian ,

TELEPHONE 612/295-5151 h

MONTH- MAY .

.1 5-1-93 to Power operation, j 5-8-93 .;

3 5-8-93 Power reduced to 60% for Reactor Feed Pump repair, Main I to Steam Isolation. Valve quarterly testing,.and monthly turbine ,

5-9-93 valve testing.

l 5-9-93

.to Power operation.  ;

5-31-93 3 a

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Note: Power operation defined as essentially 100% of

-rated power except for weekend load drops for  ;

specified surveillance testing. J

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IR11T SHUIDOUMS AND POUER REMXXIONS DOCKET NO. 50-263 s' UNIT NAME MonticE'iio .

DATE 06-01 -

COMPLETED BY 11. H. Paustian *~

REPORT MONTH May TELEPHONE 312/295-5151 -

No. Date Type Duratien Reason Method LER System Como. Cause & Corrective

11) (hours) (2) of No. Code Code Action to Shutdown (4) (5) Prevent Recurrence (3) 4 05-08-93 S 0.0 B 4 N/A Power reduction to 60% to repair leaking Reactor Feed, Pump and perform quarterly MSIV and monthly turbine control valve testing.

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1 2 3 4 F: Forced Reason- Method: Draft IEEE Standard S: Scheduled A-Equipment Failure (Explain) 1-Manual 805-1984(P805-DS)

B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram 5 D-Regulator Restriction 4-Other (Explain) IEEE Standard 803A-1983 E-Operator Training & License Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain) e,-.-. _ .._. x - ~-w - e r *~ a w w =m -- *+e n -- r,m em +-,r e - er s 4 e-=,- .c +.se- -% w. . -c.e -,n- ..* -- _._ _ _ _ . _ _ . m_