ML20046D217

Monthly Operating Rept for Jul 1993 for Monticello Nuclear Generating Plant

ML20046D217
Person / Time
Site:	Monticello
Issue date:	07/31/1993
From:	Richard Anderson, Paustian H NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9308160351
Download: ML20046D217 (5)

Text

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Northem States Power Company 4

414 Nicollet Mall Minneapolia. Minnesota 55401-1927 Teleptone (612) 355500 August 11, 1993 Monticello Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 i

MONTICELLO NUCLEAR GENERATING PIANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report July. 1993 Attached is the Monthly Operating Report for July,1993 for the Monticello Nuclear Generating Plant.

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R,ger 0 Anderson Director Licensing and Management Issues c:

Director, Office of Resource Management Regional Administrator-III, NRC

'AR Project Manager, NRC NRC Resident Inspector State of Minnesota - Kris Sanda Attachment

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9308160351 930731 F

PDR ADDCK 05000263 I

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L OPERATING DATA REPORT v.

DOCKET NO.

50-263' DATE 8-2-93 COMPLETED BY H. H.

Paustian TELEPHONE 612/295-5151 OPERATING STATUS

] Notes

-]

1. Unit Name :

Monticello

]

]

2. Reporting period:

July

)

-]

3. Licensed Thernal Power (MWt):

1670

)

]

4. Nameplate Rating (Gross MWe):

569

)

.]

j

5. Design Electrical Rating (Net MWe):

545.4

]

]

=!

6. Maximum Dependable Capacity (Gross MWe): __564 1

]

'7. Maximum Dependable Capacity (Net MWe) :

536 1

]

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

,1 Report, Give Reasons-l

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

N/A i

10. Reasons For Restrictions, If Any: __N/A

]

THIS MONTH YR.-TO-DATE CUMULATIVE-

-11. Hours In Reporting Period 744 5087 193608'

12. Number Of Hours Reactor Was Critical 722.6-

.3728.6 155713.3

13. Reactor Reserve Shutdown Hours 0.0' O.0 940.7

'14. Uours Generator On-Line 722'.6 3678.4 152954.6 1

15.. Unit Reserve Shutd.own Hours 0.0

- 0. 0

. 0.' 0 1

16. Gross Thermal Energy Generated (MWH) 1188523 5818873 235212286-

17. Gross Electrical Energy Generated (:MWH) 400179 1972684 79503484

18. Net Electrical Energy Generated (MWH) 382388 1889610 76045497 1

19. UnitLService Factor 97.1%

72.3%

79.0%.

20.' Unit Availability Factor

'97.1%

72.3%

79.0%:

i

21. Unit Capacity Factor (Using MDC Net) 95.9%

69.3%

73.3%-

'22. Unit Capacity Factor (Using DER Net) 94.2%.

68.1%

72.0%

j 23-._ Unit Forced Outage Rate 2.9%

2.2%

3.7%

2 4 -. 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

'l i

U $.

P AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-263 UNIT Monticello._

DATE 8-2-93 l

COMPLETED BY

-H.

H. Paustian TELEPHONE.' 612/295-5151 ti e

i MONTH OF July 1

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 3

(MWe-Net)

(MWe-Net) 1 546.

17 534.

2

544, 18 532.

it 3

545.

19 533.

l f

4 545.

20 533.

5 543.

21 535.

6 542.

22 535.

7 542.

23 537.

8 543.

24 454.

9 542.

25 361.

10 540.

26 537;

-11 542.

27 527.

12

536, 28 536.

-13 535.

29

'536.14-538.

30' 535.

15 529.

31 48.

.16:

535.__

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

DF' OPERATING EXPERIENCE l

p;.

DOCKET NO.

50-263.

.i l '

-DATE 8-2-93 I

COMPLETED BY H. H. Paustaan TELEPHONE 612/295-5151 l

MONTH JUL i

i 7-1-93 to Power operation.

7-24-93 7-24-93 i

to Power reduced to 30% to clean condenser tubesheets.

7-25-93 i

!l 7-25-93 to Power operation.

7-31-93 l

7-31-93 Reactor scram on level due to condensate pump trip.

E f

1 i

i l

2 Note: Power operation defined as-essentially 10'0%~of-

~i rated power except for. weekend load drops for-1 specifiec surveillance testing.

l

UNIT SHlTfDOUNS AND POWER REmK'fIONS DGGET $tD. 50-263 INIT NAME MonticE?io DATE 08-05-93 COMPLETED BT 1. H. Paustian REPORT Mormi July TELEPHONE 612/295-5151

- t Duration Reason Method LER System Comp.

Cause & Corrective No.

Date Ty(pe (hours)

(2) of No.

Code Code Action to 1)

Shutdown

.(4)

(5)

Prevent Recurrence (3) 5 07-24-93 S

0.0 B

4 N/A SG COND Power reduction to 30% to clean condenser tube sheets.

6 07-31-93 F

-21.4 A

3 93-008 SD 50 Automatatic reactor scram on level after conden-sate pump trip via ground fault relay.

1 2

3 4

Method:

Draft IEEE Standard F: Forced Reason:

- Manual 805-1984(P805-D5).

S: Scheduled

'A-Equipment Failure (Explain)'

' 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)-

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