ML19347D432

Monthly Operating Rept for Feb 1981

ML19347D432
Person / Time
Site:	Millstone
Issue date:	03/03/1981
From:	Howlett G NORTHEAST UTILITIES
To:
Shared Package
ML19347D429	List: ML19347D428 ML19347D432
References
NUDOCS 8103170594
Download: ML19347D432 (6)

Text

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O OPau1iNG DATA RteoRT 50-336 DOCI'ET NO.

DATE JMI COMPLEl ED llY G.H. Ha'alett TP03T747-1791 X364 TEl.EPil0NE OPERATING STATUS f4illstone 2 Notes

• Items 21 & 22

1. Unit Name:

Cumulative are computed February 1981

2. Reporting Period:

using a weighted average.

2700

3. Licensed Thennal Power lMWt):

909

4. Nameplate Rating (Grow MWe):

870

5. Design Electrical!tating(Net MWe):

895

6. Maximum Dependable Capacity (Grow MWe): _

7. Masimum Dep.ndabic Capacity.INet MWe):

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

None IIOne

9. Power Level To Which Restricted.lf Any (Net MWe): -

10. Reasons For Restrictions,If Any:

None This Month Yr.-to-Date Cumulatise

/"'N

()

672 1.41 6 45,408

11. Hours in Reporting Period 672 996.5 32,245.8

12. Number Of liours Reactor Was Critica!

0 0

2,076.9

13. Reactor Resene Shutdown llours 658.3 962.2 30,731.2

14. Ilours Generator On-Line 0

0 468.2

15. Unit Restne Shutdown liours

16. Gross Thermal Energy Generated (MWH) 1.752 J 9 2.534.203 75,769,524 580 800 840,400 24,513,317

17. Gross Electrical Energy Generated (MWil) 560.182 806.745

__2_3.468.791

18. Net Electrical Energy Generated (MWil) 98.0 68.0 67.7

19. Unit Senice Factor 98.0 68.0 68.7

20. Unit Asailability Factor 62.5 96.5 65.9

21. Unit Capacity Factor (Using MDC Net) 95.8 65.5 61.3

22. Unit Capacity Factor IUsing DER Net)

~

2.0 32.0 23.0

23. Unit Forced Outage Itate

24. Shutdowns Scheduled Oser Next 6 Months IType.Date.and Duration of Eacht:

Inspection of Mechanical Snubbers 11av 1,1981,11 Days N/A

25. If Shut Down At End Of Report Period. Estimated Date of Startup.

26. Units in Test Status IPrior o Commercial Operationi:

Forecast Achiesed 1.

INITIA L CRITICA LITY N/A N/A INITI AL ELEC IRICITY

(~]

N/A N/A k/

COMMEltCI AL UI'Elt ATION 9

""""59 POOR BRE R ht

. - wm

A\\TR AGE D tlLY UN!1 POWER LE\\ EL

~

50-336 D oci.EI s o.

Millstone 2 usiy DA1E 3/3/81 COMPLEIED BY G.H. Howlett TELEPilONE (203)447-1791X3C4 MONT11 February.

DAY AVER AGE D 41LY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (MWe Net)

(MWe Net) 865 862 j

37 866 862 2

IS 3

866 863

,9 4

865 862 2o 5

861 830 21 6

864 860 22

~

863 862 7

23 A

a 863 863 4

3 q) 863 863 9

25 io-863 863 26 863 863 i

.33 27 862 863 12

,g i

13 759 29 196 14 3g 15 855 33 16 862 i

INSTRUCTIONS -

On this formst.!!st the 3seuge daily ::r.it power 1.selin MWe Net for es:h day in the repert:n; m.mth. Compuie to '

ti e r.euest whole mepwatt.

s.,

(9i)7) b i

A-8 t

=

~

O NY C)

O DOCKET NO. 50 1

/

m UNITSHUTDOWNS AND POWER REDUCTIONS ril l istone 2 UNIT N AME DATE 3/4/NI COMPLETED l1Y G.H. lic dett i

REPORT MONTH February TELEPHONE 1203 M 47 17nl V 364 e.

E C

PB

?,J)

?

5 E

3y'j Licensee 5"o g"'g.

Cause & Corrective

~

Event gg 9

Acijon go

%'~

Date

$.E s ] cc

}V Prevent Recurrence yGj Report #

v> 0 o ";

cd c5 2

810213 F

13.7 H

1 81-8 CA SUPORT A design deficiency was discovered in the head vent hanger installation.

Power was manually reduced, Main Generator was taken.off line.

The reactor remained critical at 0%

pcwer.

Corrective actions were taken and subsequent normal power operations were resumed.

i TC C

r

C i

O "A

("".3 "JEEd

SUMMARY

The unit operatgd at or near 100% of rated thermal power throughout the reporting period except for the outage of the 13th.

F

fate:

Itar $ T0 7 al Completed Ly: G.l!. thz!G:ECTff Telephone:

203/447-19/1 0 54 REFUELIt!G IllFORIATIO*l REQUEST O

1.

Name of facility:

f4111 stone 2 2.

Scheduled date for next refueling shutdown:

Commenced refuel outage flovember 28, 1981.

3.

Schedule date for restart following refueling: January 16, 1982 4.

Will refueling or resumption of operation thereafter require a technical specification change or other license cmendment?

It is not anticipated that Cycle 5 operations will require Technical Specification changes or other License amendments.

5.

Scheduled date(s) for submitting licensing action and supporting information:

Licensing documentation will be provided a minimum of 90 days prior to start-up of Cycle 5 or as documented in the R. A. Clark letter to W.G. Counsil, dated 10/6/80, authorizing Cycle 4 operation.

Important licensing ~ considerations associated with refueling, e.g., new or 6.

different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures:

N/A 7.

The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool:

(a)

In Core:

217 (b) 216 8.

The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been requested or is planned,-

in number of fuel assemblies:

667 9.

The projected date of the hst refueling that can be discharged to the spent fuel pool assuming the present licensed capacity:

1985, Spent Fuel Pool, full core off load capability is reached.

1987, Core Full, Spent Fuel Pool contains 648 bundles, n.

Docket No. 50-336 Date 3/6/81 Page ~ ~'l f 2

,)

Unit Name liillstor -'

/

Completed By G.ll. liowin t Telephone (203)44/-l/91x364 -

CORRECTIVE MAINTENANCE

SUMMARY

FOR SAFETY RELATED EQUIPMENT Report Month January 1981 MAINTENANCE ACTION DATE SYSTEM COMPONENT 1/3/81 Emergency ~ Diesel Jacket Water Cooling Pump P-8CB Rebuilt pump motor.

Generator 1/6/81 Main Steam Snubber #413019 Replaced snubber (see LER 81-3) 1/6/81 Main Steam Main Steam Isolation Valve Weld repaired gasket surface, replaced gasket 2-MS-64 and machined valve bushing.

1/10/81 Feedwater

1. 2 Steam Generator Emerg. Feed Rebuilt valve.

Control Valve 2-FW-43A 1/11/81 Reactor Coolant Pressurizer Safety Valve 2-RC-200 Replaced valve.

~

1/11/81 Enclosure Building Filters.t29A & B Changed out charcoal filters.

Filtration 1/12/81 Safety Injection Safety Injection, test header Rebuilt valve, reset valves set pressure and relief valve.

2-SI-466 tested.

(See LER 81-2) 1/13/81 Reactor Coolant Pressurizer Safety Valve 2-RC-201 Rebuilt valve.

1/15/81 Nitrogen Piping, Nitrogen Penetration to Ground out weld indication and rewelded.

Safety Injection Tank #1.

\\

- ~

Docket No. 50-336 Date 3/6/31 Page "sof 2

'_ ')

Unit l'ame :lillstor Completed 3y n H.

U n,-

_t Telephone

('/n3 )4 47-1791 X? 64 -

CORRECTIVE MAINTENANCE SUM'4ARY FOR SAFETY RELATED EQUIPMENT Report Month January 1981 DATE SYSTEM COMP 0NENT MAINTENA.,'CE ACTION 1/15/81 Service Water Piping, Service Water to Reactor Weld repaired pipe leak.

Building Closed Cooling Water Heat Exchanger B 1/15/81 Spent Fuel Pool Spent Fuel Pool Coolina Pump Rebuilt pump.

Cooling P-13A 1/18/81 Reactor Protection R.P.S. Ch. "D" Loop 2 cold leg Replaced I/I converter.

temp.

TY 122CD 1/18/81 Reactor Protection R.P.S. Ch. "A" Loop 1 cold leg Replaced resistance temperature detector, temp.

Tll2CA 1/20/81 Service Water 2-SW-8.lC Replaced valve.

.