ML19290E887

Monthly Operating Rept for Feb 1980

ML19290E887
Person / Time
Site:	Monticello
Issue date:	03/04/1980
From:	Myrabo A NORTHERN STATES POWER CO.
To:
Shared Package
ML113110972	List: ML113110971 ML19290E887
References
NUDOCS 8003170269
Download: ML19290E887 (4)

Text

t NAltRATIVE StANAltY OF OPERATING EXPERIENCE DOCKET NO.

50-263 LNIT hbnticello DATE 3-4-80 CCNPLETED BY A. L. Myrabo TELEPfiONE 612/295-5151 htymi Febnsary 2/1/80 Shutdown to complete primary containment isolation reset logic to modification for NUREG 0578, item 2.1.4 implementation. Outage 2/3/80 extended due to spurious IR\\f scram on startup.

2/4/80 to Power operation during end-of-cycle coastdown.

2/13/80 2/14/80 Reduced power to 60% after one feedwater pump removed from service due to bearing failure.

2/16/80 Reduced power to 30% to perfom main condenser tube leak inspection.

2/17/80 to Power operation at 60%.

2/21/80 2/22/80 to Shutdown for 1980 refueling outage.

2/29/80

~

MAR 0 7 1980 OPERATING DATA REPORT DOCKET NO.

50-263______

DATE 3-4-80_..__

COMPLETED BY A.

L. Myrabo TELEPHONE 612/295-5151 CPERATING STATUS INotes i

1.

J1it Name

________________________Monticelto l

l 2.

Peporting period: ___________________ FEBRUARY l

(

3. Licensed Thermal Power (MWt)

_______..____1670 l

l 4

Nameplate Rating (Gross MWe):

______.______569 l

[

5.

Design Electrical Rating (Net MWe):

_____545.4 I

i 6.

Maximum Dependable Capacity (Gross MWe)

__564 l

l 7.

Maximum Dependable Capacity (Net MWe):

____536 l__________________________l

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

__N/A__________________________________________,.__

9.

Power Level Ta Which Restricted, If Any (Net MWe):

___N/A______________.__.._

10. Reasons For destrictions, If Any: __N/A________________..____________________

This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period

_____696

_____1440

____ 75985

12. Number Of Hours Reactor Was Critical

___479.6

___1223.6 62754.5

13. Reactor Reserve Shutdown Hours

_____0.0

______0.0

_____940.7 14 Hours Generator On-Line

___467.1

___1211.1

__ 61181.2

15. Unit Reserve Shutdown Hours

_____0.0

______0.0

____.__0.0

16. Gross Thermal Energy Generated (MWH)

_ 530513

_ 1553878

_100496740

17. Gross Electrical Energy Generated (MWH) __175800

__ 521150

__31499210

18. Net Electrical Energy Genera ~ted (MWH)

__i66768

__ 497094

__30129290

19. Unit Service Factor

__ 67.1 %

___ 84.1%

___. 80.5%

20. Unit Availability Factor

__ 67.1%

___ 84.1%

____ 80.5%

21. Unit Capacity Factor (Using MDC Net)

__ 44.7%

___ 64.4%

____ 74.0%

22. Unit Capacity Factor (Using DER Net)

__ 43.9%

___ 63.3%

____ 72.7%

23. Unit Forced Outage Rate i.7%

O.7%

6.3%

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

__None_______________________________________________________

25. If Shut Down At End Of Report Period, Estimated Date Of Startup:__03-28-80__

26. Units In Test Status (Prior to Commerc ia L Opera t ion)- N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-263______

UNIT Monticello__

DATE 3-4-80..___

COMPLETED BY A.

L. Myrabo TELEPHONE 612/295-5151 MONTH ______ FEBRUARY _______

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY F0WER LEVEL (MWe-Net)

(MWe-Net) i

__________204____________

17

__________333____________

2

-4____________

18

__________326_______.__.._

3 13____________

19

__________326____________

4

__________349____________

20

__________324____________

5

__________434____________

21

__________322____________

6

__________411____________

22

__________167____.._______

7

__________409____________

23

-4____________

8

__________410____________

24

-4____________

9

__________410____________

25

-4_____..______

10

__________408____________

26

-3_______..____

11

__________405____________

27

-3_.____

12

__________405____________

28

-3____________

13

__________402____________

29

-3________.___

14

__________352____________

30 15

__________335____________

31 16

__________236____________

INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month.

Compute to the nearest whole megawatt.

a UNIT SilUIDOWNS %ND POhER REDUCTIONS DOCKET NO.

50-263 UNIT N AME Monticello DATE 3-4-80 February COMPLETED BY A. L Mvrnhn REPOR T MON Til TELEPilONE 612/295-151

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5ig Report =

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Preseni Recurrense H

o

i 1

2-1-80 S

45.3 D

1 N/A SD INSilU-X Primary Containment Isolation Reset Logic Modification. NUREG 0578, Itmi 2.1.4 implementation.

2 2-3-80 F

8.2 A

3 N/A IA INSTRU-E Full IRM scram occurred from a spur-ious upscale spike on IRM channel 14.

Earlier trip on "B" RPS channel was not fully reset.

3 2-16-80 S

0 B

4 N/A FC FilHOI Reduced power to 30% to perform conder ser tube leak test.

e 4

2-22-80 S

175.4 C

1 N/A ZZ ZZZZZZ End of cycle 7 refueling ontage.

i 3

4 F-Forced Reason.

Method:

Edubit G Instructions S. Scheduled A. Equipment Failure (Esplain) l-Manual for Preparation of Data B-Maintenance or Test 2 Manual Scram.

Entry Sheets for Licensee C Refueling 3 Automaine Strain-Esent Report (LER) Fi!c iNUREG-l D-Regulatory Restriction 4-Other (Explain i 0161)

EOperator Training A Li, ens: Eumination F-Administrati.e 5

G Overational Ereor (Esplam E dubit I - Same Source (9/77) 11 Other ( E splau;)