ML20206P670

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Monthly Operating Rept for Mar 1987
ML20206P670
Person / Time
Site: Monticello 
Issue date: 03/31/1987
From: Musolf D, Myrabo A
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 8704210245
Download: ML20206P670 (5)


Text

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OPERATING DATA REPORT s

DOCKET NO.

50-263 DATE 4-1-87 COMPLETED.BY A.

L.

Myrabo TELEPHONE 612/295-5151 OPERATING STATUS (Notes

1. Unit Name :

Monticello 1

1

2. Reporting period:

MARCH 1

3. Licensed Thermal Power (MWt):

1670.

I 1

4. Nameplate Rating (Gross MWe):

569-1 1

5. Design Electrical Rating (Net MWe):

545.4 1

1

6. Maximum Dependable Capacity (Gross MWe):

564 1

1

7. Maximum. Dependable Capacity (Net MWe):

- 536 1

J!

8.

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

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 Cumulative

.11. Hours In Reporting Period 744 2160 138073

12. Number Of Hours Reactor Was Critical 744.0 1996.6 107230.7
13. Reactor Reserve Shutdown Hours 0.0 0.0 940.7
14. Hours Generator On-Line 744.0 1953.7 104898.1
15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Generated (MWH) 1224614 3163278 159805630
17. Gross Electrical Energy Generated (MWH) 415156 1075053 54253665
18. Net Electrical Energy Generated (MWH)

- 399644

- 1033466

-~51880855

19. Unit Service Factor

- 100.0%

90.4%

76.0%-

20. Unit Availability Factor

- 100.0%

90.4%

76.0%

21. Unit Capacity Factor (Using MDC Net)

[ 100.2%

89.3%

70.1%

22. Unit Capacity Factor (Using DER Net)

___ 98.5%

87.7%

68.9%

22. Unit Forced Outage Rate 0.0%

3.9%

4.6%

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

__1987 refueling outage - October 21, 1987 - 42 days

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 87042)hhhk h

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-263 UNIT Monticello

~~

DATE 4-1-87 COMPLETED BY A.

L.

Myrabo TELEPHONE 612/295-5151 MONTH MARCH DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) i 1

537 17 545 2

545 18 544 3

548 19 545 4

500 20 544 5

447 21 543 6

545 22 542 7

550 23 543 8

535 24 544 9

545 25 543 10 548 26 544 11 542 27 545 12 547 28 545 13 546 29 542 5

14 471 30 547 15 542 31 546 16 544 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 4-1-87 4

COMPLETED BY A.

L. Myrabo-TELEPHONE 612/295-5151 MONTH MARCH i

3 87 3 87.

Power operation.

to 3 87 Reduced power to repair CRD pump (s).

3 87

.to Power operation.

i 3 87 3 87 Reduced power to. repair condensate pump seal water line.

3 87

)

to Power operation.

3 87 4

SPENT FUEL STORAGE UPDATE i

Fuel assemblies in core 484 Fuel assemblies in spent fuel storage pool 284 Licensed capacity 2237 Date of last refueling that can be 2010 discharged with present capacity Note: Power operation defined as essentially 100% of rated power except for weekend load drops for specified surveillance testing.

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I i

1

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  • i.

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCEET NO. 50-263 UNIT NAME Monticello DATE February 2,

1987 COMPLETED 1BT A.

L.

MYRA50 REPORT MONTH

/ebruary TELEPHONE 612/295-5151 No.

Date Type Duration Reason Method ~

LER System Comp.

Cause & Corrective (1)

(hours)

(2) of No.

Code Code Action to shutdown (4)

(5)

Prevent Recurrence (3) 7 3-4-87 F

0.0 A

4 N/A AA P

Reduced reactor power to 25% in anticipation of CRD pump failure - Repaired standby pump, 1

2 3

4 F

Forced Reason Methodt Draft IEEE Standard St Scheduled A-Equipment railure (Explain) 1-Manual 805-1984(P405-DS)'

3 Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram 5

D-Regulator' Restriction 4-Other (Explain)

ZEEE Standard 803A-1983 T-Operator Training' & License Examination F-Administrative G-Operational Error (Esplain).

N-Other'(Explain) 4

,_...-_l

....4 Northern States Power Company 414 Nicollet Mall Minneapohs. Minnesota 55401 Telephone (612) 330 5500 April 9, 1987 Monticello Technical Specifications Section 6.7.A.3 US Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 MONTICELLO NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report April, 1987 Attached is the Monthly Operating Report for March, 1987 for the Monticello Nuclear Generating Plant.

D D b-%.

David Musolf Manager of Nuclear Support Services DMM/MMV/ dab c: Director, Office of Resource Management Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector MPCA Attn: J W Ferman Attachment

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