ML20077H853

Monthly Operating Rept for June 1983

ML20077H853
Person / Time
Site:	Monticello
Issue date:	07/05/1983
From:	Musolf D, Myrabo A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8308110363
Download: ML20077H853 (5)

Text

.*

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-263______

UNIT MonticelLo__

DATE 7-5-83____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 MONTH ______ JUNE DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) i

__________540____________

17

__________530____________

2

__________520____________

18

______.___533____________

3

__________532____________

19

__________527____________

4

__________537_________..__

20

__________533____________

5

__________497____________

21

__________533_..

6

__________535____________

22

__________531____________

7

__________535____________

23

__________528____________

8

__________536____________

24

__________501____________

9

__________536____________

25

__________305____________

10

__________533____________

26

__________457______._____

11

__________528____________

27

__________530____________

12-

__________529____________

28

__________531____________

13

__________529____________

29

__________530____________

14

__________532____________

30

__________531____________

15

__________530____________

31 16

__________534____________

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..

8308110363 830705 PDR ADOCK 05000263' R

PDR

JUL 7 1933 OPERATING DATA REPORT DOCKET NO.

50-263______

DATE 7-5-83____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 OPERATING STATUS INotes l

1. Unit Name

________________________Monticelto l

l

2. Reporting period: ___________________ JUNE I

l

3. Licensed Therma L Power (MWt):

____________1670 l

l

4. Nameplate Rating (Gross MWe):

_____________569 1

1

5. Design Electr ica L Rat ing (Net MWe).

_____545.4 l

l

6. Maximum Dependable Capacity (Gross MWe): __553 l

l

7. Maximum Dependable Capacity (Net MWe): ____525 l__________________________l 8.

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

__N/A_____________________________________________

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

_____720

_____4343

____i05192

12. Number Of Hours Reactor Was Critical

___720.0

___4066.6

__ 84700.0

13. Reactor Reserve Shatdown Hours

_____O.0

______0.0

_____940.7

14. Hours Generator On-Line

___720.0

___4039.9

__ 82795.1

15. Unit Reserve Shutdown Hours

_____0.0

______0.0

_______0.0

16. Gross Thermal Energy Generated (MWH)

_i173737

_ 6553424

_133913664

17. Gross Elec tr ical Energy Generated (MWH) __392047

__2197837

__42753730

18. Net Elec tr ica L Energy Generated (MWH)

__373999

__2110615

__40874654

19. Unit Service Factor

__100.0%

___ 93.0%

____ 76.7%

I'

20. Unit Availability Factor

__100.0%

___ 93.0%

____ 78.7%

21. Unit Capacity Factor (Using MDC Net)

__ 98.9%

___ 92.6%

____ 74.0%

22. Unit Capacity Factor (Using DER Net)

__ 97.2%

___ 91.0%

____ 72.7%

23. Unit Forced Outage Rate 0.0%

0.0%

5.6%

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

__ February 3, 1984 - Refueling Outage - 160 days ________________________

25.HIf Shut Down At End Of Report Period, Estimated Date Of Startup:____N/A_____

26. Uni ts In Test Status (Prior to Commercia L Operat ion): N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

$o

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UNIT SilUIDOhNS \\ND POWER REDUCTIONS DOCKET NO.

50-261 UNIT N AME unns rolin DATE 7-5-83 COMPLETED !!Y A. L. Myrabo REPOR T MON ~l11 JImp TELEPif0NE 612/295-5151 e

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Cause & Currectise

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ALtion lo 7

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Repo8 5 ~~

Present Recurrence 6

5 6-25-83 S

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4 N/A Cil PUMPXX-B Reduced power to minimum recire flow -

to repair reactor feedwater pump l

seal leak, s

6 l

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1 i

i l

3 4

l F.irced Re non.

Method:

Edubit G - Inst ructions S Schsdated

.\\-Eqospment failute t Lxplain) 1 Manual for Preparation of Data B. Maintenance of Test 2 Manual Scram.

Entry Sheets fer Licensee C Refueline 3-Aut.,nutie Sstain.

Esent Report t LER) File iNL' REG-D Regula Jr> Restristion 4-O.;r ( E xplain )

0161i E-Oper.aior Tuinmg 1 Licenw Eumination F Adnunistrate.e 5

G Operational Enror ll.splaial Esinbit 1 - Same Sonrce l

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II 0:her i Esplau;)

I i.

l Northem States Power Company 414 Necollet Mall Minneapohs. Minnesota 55401 Telephone (612) 330 5500 July 11, 1983 Director, Of fice of Resource Management U S Nuclear Regulatory Commission Washington, DC 20555 MONTICELLO NUCLEAR GENERATING PLANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report June, 1983 Attached are twelve copies of the Monthly Operating Report for June, 1953 for the Monticello Nuclear Generating Plant.

David Musolf Manager of Nuclear Support Services DMM/bd cc: Regional Administrator-III, NRC NRR Project Manager, NRC NRC Resident Inspector MPCA Attn: J U Ferman Attachment O,gdk' g) '

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NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO.

50-263______

DATE 7-5-83____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 MONTH __,___ JUNE 6-1-83 to Power operation.

6-24-83 6-25-83 Reduced power to minimum recirc flow to repair reactor. feed-water pump Leak.

6-26-83 to Power operation.

6-30-83 4

Note: Power operat ion defined as essent ia Lly 100% of rated power except for weekend Load drops for specified surveillance testing.