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 TEl.EPil0NE TP03T747-1791 X364 OPERATING STATUS f4illstone 2 Notes

• Items 21 & 22

1. Unit Name:

February 1981 Cumulative are computed

2. Reporting Period:

2700 using a weighted average. .

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 32,245.8 672 996.5

12. Number Of liours Reactor Was Critica!

0 0 2,076.9

13. Reactor Resene Shutdown llours 30,731.2 658.3 962.2

14. Ilours Generator On-Line 468.2 0 0

15. Unit Restne Shutdown liours 75,769,524

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

17. Gross Electrical Energy Generated (MWil)

18. Net Electrical Energy Generated (MWil) 560.182 806.745 __2_3.468.791 98.0 68.0 67.7

19. Unit Senice Factor 68.0 68.7

20. Unit Asailability Factor 98.0 96.5 65.9

• 62.5

21. Unit Capacity Factor (Using MDC Net)

• 61.3 95.8 65.5

22. Unit Capacity Factor IUsing DER Net) 23.0

~

2.0 32.0

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

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

N/A

26. Units in Test Status IPrior o Commercial Operationi: Forecast Achiesed INITIA L CRITICA LITY 1.

N/A N/A INITI AL ELEC IRICITY

(~] .

COMMEltCI AL UI'Elt ATION N/A N/A k/ , .

9

""""59 POOR BRE R ht . - wm

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

~

D oci.EI s o. 50-336

, usiy Millstone 2 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) j 865 862 37 _

2 866 862 IS 3 866 ,9 863 4 __

865 2o 862 5 861 830

_ - 21

. 6 864 22 860

~

7 863 862

, 23 A

q) a 863 34 863 9 863 863 25

io- ,

863 26 863 i

.33 ,

863 27 863

. 12 862 ,g 863 i

, 13 759 29 14 196 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 O NY C)

- m

/

UNITSHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50 1 ril l istone 2 UNIT N AME DATE 3/4/NI COMPLETED l1Y G.H. lic dett REPORT MONTH February TELEPHONE 1203 M 47 17nl V 364 e.

E C PB  ?,J)

~ Licensee 5"o Cause & Corrective

%'~ Date  ? 5 E 3y'j Event gg g"'g.

9 Acijon go

$ $ .E $ s ] cc v> 0 Prevent Recurrence o "; cd yGj Report #

}V 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 T

C -

r C

i

C 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 O1. 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.

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

217 (b) 216 (a) In Core:

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 COMPONENT MAINTENANCE ACTION DATE SYSTEM Emergency ~ Diesel Jacket Water Cooling Pump P-8CB Rebuilt pump motor.

1/3/81 Generator 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 1/6/81 and machined valve bushing.

2-MS-64 1/10/81 Feedwater #2 Steam Generator Emerg. Feed Rebuilt valve.

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

1/11/81

~

Enclosure Building Filters.t29A & B Changed out charcoal filters.

1/11/81 Filtration Safety Injection Safety Injection, test header Rebuilt valve, reset valves set pressure and 1/12/81 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 MAINTENA.,'CE ACTION DATE SYSTEM COMP 0NENT 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.

. _ _