ML20127D215

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Monthly Operating Rept for Aug 1992 for Milestone Nuclear Power Station Unit 3
ML20127D215
Person / Time
Site: Millstone Dominion icon.png
Issue date: 08/31/1992
From: Doboe S, Scace S
NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MP-92-972, NUDOCS 9209110282
Download: ML20127D215 (5)


Text

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NORTHEAST UTILITIES cenerai Off.ces. seiden street. Bernn. connecircut

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HARTFORD. CONNECllCUT 06141-0270 L

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(203) 665-5000 September 8, 1992 MP-92-972 Re:

16C FR50. 71( r. )

U.S. Nuclear Regulatory Commission Document Control Desk Washington, D. C.

20555

Reference:

Facility Operating Lice se No. DPR-65 Docket No. 50-336

Dear Sir:

This letter is forwarded to provide the report of operating and shutdown experience relating to Millstone Unit 2 for the month of August, 1992, in accordance with Appendix A Technical Specifications, Section 6.9.1.6.

One additional copy of the report ir enclosed.

Very truly yours, NORTHEAST NGCLEAR ENERGY COMPANY

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Scace Vice President - Millstone Station SES/GN cc: T. T. Martin, Region I Adminir'.rator G. S. Vissing, NRC Project Mat. -ger, Millstone Unit No. 2 P. D. Swetland, Senior Resident Inspector, Millstone Unit Nos. 1, 2 & 3 9209110282 920831 PDR ADOCK 05000336

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OPERATING DATA REPORT 1

DOCKET NO.

50-336 l-DATE 09/02/92 COMPLETED BY S. Doboe TELEPHONE (203) 447-1791 EXT.

4678 OPERATING ST E Notes: Items 21 and 22 1.

Unit Name:

Millstone Unit 2 cumulative are weighted 2.

Reporting Period:

August 1992 averages. Unit operated j;

3.

Licensed Thermal Power (MWt):

2700 at 2560 MWTH prior to its i

4 Nameplate R4 ting (Gross MWe):

909 uprating to the aurrent 5.

Design Electrical Rating (Net MWe):

870 2700 MWTi. power le/e1.,

j 6.

Maximem Depc Mable Cnpacity (Gross MWe):

903.1Q 7.

Maximam Deper.dable Cr -city (Net MWe):

873.10 j

8.

If cbanges 'ccur in sspacity Ratings (Items Number 3 Through 7, Sines Last Report, Cive Reasons:

b/A i

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 i

11. Hours in Reporting Period 744.0 5855.0_

146255.0

12. Numbet Of Hours Reactor Was Critical 0.0 3204.0 105,117.5.
13. Reactor Reserve Shutdown Hours 0.0 0_. 0 220LJ
14. Hours Generator On-Line-0.0

-3188.6 100357.4

15. Unit "aserve Shutdown Hours 0.0 0.0 468.2

'16.' Gross Thermal Energy Generated (MWH) 0.0 8506218.0 276028682.4

17. Gross Electrical Energy Generated (MWH) 0.0 28276}5.1 84404307.5
18. Net Electrical _ Energy Generated (MWH)

(-2870.0) 2715893.3.

80961671.3 t

19. Unit Service Factor 0.0 54.5 fld
20. Unit Availability Factor 0.0.

54.5 68.9

21. Unit Capacity-Factor (Usirg MDC Net)

-0.4 53.1 64.9

22. Unit Capacity Factor (Using DER Net)

-0.4 53.3 63.8

23. Unit Forced Outage Rate 0.0 11.4 15.4
24. Shutdowns Scheduled Over Next 6 Months (Typa, Date, and Duration of Each):

The Unit is cresentiv shutdown for refuelinz. replacement of the steam cererators and main-j

=tenance.

Duration - 185 days.

25. If Unit Shutdown At End Cf Report. Period, Esrf mated Date of Startup: November. 1992
26. Units In Test Status'(Prior to Commercial' Operation):

Forecast Achieved INITIAL CRITICALITY-N/A N/A INITIAL ELECTRICITY N/A N/A COMMERCIAL OPERATION N/A N/A 2,_,.

A AVERAGE DAILY UNIT POWER LEVEL DOCKET E0.

50-336 UNIT:

Millstone Unit 2 DATE:

09/02/92 COMPLETED BY:

S.

Doboe TELEPHONE:

(203) 447-1791 EXT:

4678 MONTH:

AUGUST 1992 i

DAY AVG. DAILY POWER LEVEL DAY AVG. DAILY POWER LEVEL (MVe-Net)

(MWe-Net) 1 0

17 0

2 0

18 0

3 0

19 0

4 0

20 0

?

5 0

21 0

6 0

22 6

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26

-0 11 0

27 0

12 0

28 0

13 0

29

-0 14 0

30

'O' 15 0

31 0

.16 0

4 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.

d

. _ _. _ _ _ _.. - _. ~ _.

DOCKET NO.

50-336 UNIT SHUTDOWJS AND PGWER REDUCTIONS UNIT NAME Millstone 2 DATE 09/02/92 COMPLETED BY S. Doboe TELEPHONE (203) 447-1791 REPORT MONTH AUGUST 1992 EXT. __4678 l

2 No.

"Date

. Type Duration Reason

. Method of License System Compgnent Cause & Corrective (Hours)

Shutting Event Code" Code Action to 3

Down Reactor Report #

Prevent Recurrence

'I 03 920529 S-744 C

1 N/A N/A N/A Continuation of the re-fueling, steam generator replaccment and mainten-t ance outage from the 1

pr vious month.

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I : Forced' 2

3 Method Exhibit G - Instructions 4

F Reason:

i i

Si Scheduled A-Equipment Failure'(Explain) 1-Manual-for Preparation of Data l

B-Maintenance or Test 2-Manual Scram Entry Sheets for License 3-Automatic Scram Event Report (LER) File-C-Refueling 4-Continued from (NUREG-01't)-

D-Regulatory Restriction E-Operator Training 6 License Examination Previous morfh 5

F-Administrative 5-Power Reduction Exhibit 1 - Same Source G-Operational Error (Explain)

(Duration -0)

'H-Other (Explain) 6-Other (Explain) l. --

i E

J REFUELING INFORMATION REOUEST

-1.

Name of facility:

Millstone _2 2.

Scheduled date for next refueling shutdowr:

..pyrrently in the EOC 11 Refuelina. Maintenance _and Steam Gragr.ator Reolacement Outace.

3.

Scheduled date for restart following refueling:

December, 1992 4.

Will refueling or resumption of operatioi.'hereafter require a c

technical specification change or other license amendment?

YES 5.

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

October, 1992 w

6.

Important licensing considerations associated-with refueling, e.g.,

new or different fuel design or supglier, unreviewed design or performance anal / sis methods, significant changes in fuel design, new ooerating procedures:

-Mil:. stone 2 will be reolacina the Stg.am Generator sub-assemblies dur:.no the_uresent End of Cycle.1 ref';elina Autage.

It is ant:.cinated this will be accgf pl:.shed under 10CFR 50.59.

7.

The nrmber of fuel assemblies (a) in the core and (b) in the spent j

fuel ctorage pool:

In Core:

(a) 0 In Spent Fuel Pool:-

(b) 229 NOTE: "hese numbers reoresent the total Fr'1 Assemblies and Consol-

. dated Fuel-Storace Boxes (3 total - containina the-fuel rods from 6 fuel asserkJies) in these two (2) Item-Control Arnas.

l 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:

Current 1v 1237 l

9.

The projected date of the last refueling that can be discharged to l

the spent fuel pool assuming the present licensed eipacity:

-1994,' Spent Fuel Pool Full, Core Off Load tocacit' is reached.

1998. Core Full. Soent Fuel Pool Full.

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