ML20009A946

Monthly Operating Rept for June 1981

ML20009A946
Person / Time
Site:	Monticello
Issue date:	07/02/1981
From:	Myrabo A NORTHERN STATES POWER CO.
To:
Shared Package
ML20009A943	List: ML20009A942 ML20009A946
References
NUDOCS 8107140528
Download: ML20009A946 (4)

Text

.

NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-263______

DATE 7- 2-81____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 MONTH ______ June ____________

6- i-81 to Po'..er operation.

6-11-G1 6-12-81 to Orderly shutdown for miscellaneous maintenance.

6-13-81 6-i4-81 to Power operation.

6-30-81 Note: Power operation defined as essentially 100% of rated power except for weekend load drops for specified surveillance testing.

8107140528 810710 PDR ADOCK 05000263 R PDR

JUL 7 193; OPERATING DATA REPORT DOCKET NO. 50-263______

DATE 7 2-81____

COMPLETED BY A. L. Myrabo TELEPHONE 612/295-5151 OPERATING STATUS ______._____________________

INotes i

1. Unit Name . ________________________Monticelto l l

2. Reporting period: ___________________ JUNE  ! l

- 3. Licensed . Therma L Power (MWt): ________ ___167s l l

4. Nameplate Rating (Gross MWe): _____________569 i i

5. Design Electrical Rating (Net MWe): _____545.4 l l i 6. Maximum Dependable Capacity.(Gross-MWe): __564 I i

! ^7. Maximum Dependable Capacity-(Net MWe): _____536 l___________ ______.________l

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

i 9. Power Level To Which Restricted, If Any (Net MWe): ___N/A____..________ _____

iO.. Reasons For Restrictions, If Any: __N/A_____________________________________

____________________________________-___-__-____--________________-__-__

This Month Yr.-to-Date Cumu la t i ve

' 1 1. Hours In Reporting Period _____720 _____4343 ____ 87672

12. Number Of Hours Reactor Was Critical ___688.2 ___3660.6 __ 72179.6

13. Reactor Reserve Shutdown Hours _____0.0 ______0.0 ..____940.7

14. Hours Generator On-Line ___681.0 ___3608.5 __ 70455.6 j 15. Unit Reserve Shutdown Hours _____0.0 ___.__O.0 _______0.0

16. Gross Therma L Energy Generated-(MWH) _1114690 _ 5533509 _i15157029

,_ 17. Gross Electrical Energy. Generated (MWH) __377086 __1876511 __36471702 l'18. Net Electrical Energy Generated (MWH)

__359456 __1797511 __348835i4

( 19. Unit Service Factor __ 94.63 ___ 83.1% ____ 80.4%

20. luni t Ava i Lab i L i ty Factor __ 94.6% ___ 83.1% ____ 80.4%

i 21.-Unit Capacity Factor (Using MDC Net) __ 93.1% ___ 77.2% __.._ 74.2%

22. Unit Capacity Factor (Using DER Net) __ 91.5% ___ 75.9% ___. 73.0%

23. Unit Forced Outage Rate __ 0.0% ___ 2.3% ____ 6.4%

24. Shutdowns Scheduled Over Next 12 Months (Type, Date, and Duration of Eacn) l __0ctober 12, 1981 - Maintenance Outage - 42 days __ _______________......__

l __May 28, 1982 - Refueling Outage - 35 days ______.._.._________.._..______.._

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

__N/A..____._

! 26. Units In Test' Status (Prier to Commercial Operation): N/A- For? cast Achieved i

INITIAL CRITICALITY ________ _ . . _ _ _

INITIAL ELECTRICITY ______.._ ________

COMMERCIAL OPERATION ________ _ . , _ . . _ _ _

F t

i l

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-263_ _ ..

UNIT Monticetto _

DATE 7- 2-81 _.._

C0t1PLETED BY A. L. hyrabo TELEPHONE 612/295-5151 MONTH ______ JUNE _______

DAY AVERAGE DAILY F0WER LEVEL DAY AVERAGE DAILY POWER LEVEL

MWe-Net) (MWe-Net) i ______ _.__540____________ 17 .._ ___.___540 ______....__

2 __ _______543 ____ _ ._____ i8 ____ ___ 539_ . _ _ .__

a _________ 543____-_ _____ 19 -__ _ _ 540 __.. ___.._ _

4 __... __ __537___ ________ 20 ____ __ .._543___.._.. ____

5 _ ______537 ________ _ 21 _____,__.527_ _....._ _ ..._

6 _______ _529__________ __ 22 _..___..__ 542__.___ _____

7 ________.__534__ _____.____ 23 _ _ _ _ _ _ _ _ 5 4 i _ _ _ _ _ _ .. _

8 ____ __535_ __________ 24 _ _____ .._54i_.._ ..__.._.. _

9 _ _ _ _ _ _ _ 5 3 4 _ _ _ _ __ _ _ _ _ _ __ _ 25 ___ .._. 540_____.. _ _ .

10 __________532____________ 26 __________541________.-___

ii __ _____.__527___ ________ 27 __________539_ ___ _.._ ._

12 ____ ___ 29_____ ___._ _ 28 _.__ ______525..____..__ _

13 __________ 24____________ 29 __________540____________

i4 ___ _ ___ 416____ ____ ___ 30 _____ _ _539_._ __.. ____

i5 ______ __ 529.____________ 31 ______.. _ __. ___._ _.___ ___

16 __________540____________

INSTRUCTIOMS On'this f or re a t , List the average daily unit power level in hWe-Net for each day in the reporting month. compute to the nearest whole megawatt.

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