ML20085D161

Monthly Operating Rept for Sept 1991 for Millstone Unit 2.W/

ML20085D161
Person / Time
Site:	Millstone
Issue date:	09/30/1991
From:	Gibson J, Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MP-91-796, NUDOCS 9110150308
Download: ML20085D161 (5)

Text

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1 ervem mas.swssisvu um m, p 9_ gog g7n U,4 $.$b7((al_ HARTFORD CONNECTICUT 06141-0270 k k J w ww uu m e u... (203) 665 5000 October 10, 1991 MP-91-796 Re: 10CFR50. ~ll (a)

U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555

Reference:

Facility Operating License DPR-65 Docket No. 50-336

Dear Sir:

In accorcance with tiillstone Unit 2 Technical Specification 6.9.1.6, the following monthly operating data report for Millstone Unit 2 is enclosed. One additional copy of the report is enclosed.

Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY h/ Wf g acts-

, Stepheh E. Scace Director, Millstone Station 1

SES.:cle

Enclosures:

(4) cc: T. T. Martin, Regional Administrator Region I l G. S. Vissing, NRC Project Manager, Millstone Unit No. 2 l W. J. Raymond, Senior Resident Inspector, Millstone Unit Hos.1, e3 I

9110150308 910930 PDR ADOCK 05000336 l R PDR L

l

OPERATINC DATA REPORT i

DOCKET NO. 50-336 DATE 10/04/91 CC ?LETED BY _J. Gibson TELEPil0NE (203) 447 1791 EXT, .4431 OPFRATING STATUS Notes: Items 21 and 22

1. Unit Name: _, Millstone Unit 2 cumulative are weighted

2. Reporting Period: Scoten.ber 1991 averages. Unit operated

3. Licensed Thermal Power (HVt): 2700 at 2560 MVTil prior to its

4. Nameplate Rating (Cross MWe): , 202 uprating to the current  ;

$. Design Electrical Rating (Not MWed: .42D 2700 MWTil power level. ~

6. Mcximum he-endable Capacity (Cross MW ): _fLV.Lj!S

7. Maximua ndable Capacity (Net MB 862.88

8. If Cha. .s occur in Capacity Retini,s , Items Number 3 Through 7) Since last Report, Give Re. sons:

N/A

9. Power Level Te Vhich Restricted, If any (Net MWe)* N/A.

10. Reasons For Restrictions, If Any: N/A This Month Yr..To Date Cuiaulative

'.1, llours In Reporting Period 720 $Q 6551.0 138191.0

12. Number Of flourt heactor Vas Critical 472.9 _, 4160.5 101073.1 13, Reactor Reserve Shutdown llours _ _ , 0.0 0.0 2205.5

14. Ilours Generator On Line 457.1 3973.7 96317.5 '

15. Unit Reserve Shutdown lloura 0.0 0.0 468.2

16. Cross Thermal Energy Generated (MWil) 1170466.0 10254988.0 265311052,4

17. Cross Electrical Energy Generated (MWil) __ 387399.0 3402688.5 80842388.0

18. Not Electrical Energy Generated (MWH) 371299.0 3251761.5 77552811.0

19. Unit Service Factor 63.6 60.7 69.7

20. Unit Availability Factor 63.6 60.7 ,7.D D

21. Unit Capacity Factor (Using MDC Net) __ 39.E 57.5 6},3

22. Unit Capacity Factor (Using DER Net) 59.3 57.1 64.7

23. Unit Foretd Outare Rate 36.4 _ 39.0 1& 2

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): N/A

23. If Unit Shutdown At End Of Report Period, Estimated Date of Startup: UjjL

26. Units In Test Status (Prior to Commercial Operation):

Forecast Ach! ave #,

INITIAL CRITICALITY N/A N/A INITIAL ELECTRICITY- N/A N/A COMMERCIAL OPERATION N/A N/A 1

a

AVERACE DAILY UNIT POVER IIVEL DOCKET No. _1Q J 36 _

UNIT: 11111st one Unit Z DATE: _l0/04/91 COMPLETED BYt J. OibE2F TELEPHONE: _(29)}447-1791 _

EXT: 4431 ._

MONTH: SIflyilLER 1991 DAY AVG. DAILY POWER LEVEL DAY AVC. DAILY POWER LEVEL (MWe-Net) (MVe-Net) 1 0 17 _ _865 2 0 18 864 _

3 0 19 864 4 0 20 b65 5 0 21 870 6 0 22 870 _

7 ._,

0 23 868 8 0 24 870 9 0 25 170 10 0 26 870 11 0 27 870 ._

12 246 2B B69 13 684 29 ,

869 14 761 30 864 15 853 _ :1 -

16 864 INSTRUCTIONS On this format, list the average daily unit power level in MVe-Net for each day in the reporting snonth. Compute to the nearest whole megawatt.

l

DOCKET NO. 50-336

• UNIT SHUTDCL'NS IED POb'ER REDUCTIONS UNIT NAME _ Millstone 2 =

DATE 10/04/91 COMPLETED BY J Gibson TELEPHONE (203) 447 1791 REPORT MONTH 3EPTEMBER 1991 EXT. 4431 1

No. Date Type l Duration Reason2 Method of _ License System C q nent Cause & Corrective (Hours) Shutting Event Cade" Code Action to Down Reactor 3 Report ** Prevent Recurrence i

US 910823 F. 262. 3 A 1 91-009 EK DG Continued shutdown from previous month. The unit was te-started en 9/11/91 and reached 100 percent power on 9/13/91. 5sc LER.

i L

T t

e i  ;

i 3Method O i I:F Forced 2 Reason: .

Exhibit C - Instructions

S

Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test '2-Manusi Scram Entry Sheets for License '

C-Refwling 3-Automatic Scram Event Report (LER) File

. D-Regulatory Restriction 4-Continued from (NUREG-0161) l E-Ocerator Training & License Examination Previous month S

F-Administrative 5-Fower Reduction Ed.ibit 1 - Sa:se Source G-Operational Error (Explain) (Duration -0) l H-Other (Explain) 6-Other (Explain) b

. - - + , ,, # .o -. , , . , _ , -w., --e-... __ , , . , , . , ,

,. .. t liglTELING INFOLD /1 TION RZOUEST

1. Name of facility: Millstone 2

2. Scheduled date for next refueling shutdown: Anril 1992

3. Scheduled date for restart following refueling: N/A

4. Will refueling or resumption of operation thereafter require a technical spr,cification change or other license amendment?

None at thig___ time

9. Scheduled date(s) for submitting licencing action cnd supporting informations ,

None  :

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

new or different fuel design or supplier, unroviewed design or performance analysis methods, significant changes in fuel design, new operating procedures Mil:. stone 2 will be replacinQ the Steam Generator sub-assemblies durJ)g the upAomina End of Cycle 11 rqiuelina outage.

~

It is antncipated this will be accqmplished under 10CFR 50.59.

7, The number of fuel assemblies (a) in the core and (b) in the spent '

fuel storage pools In Cores (a) 112 In Spent Fuel Pools (b) lla NOTEt These numbers represent the total fuel assemblics and consolidated fuel storane boxes in these two (2) Itern Control Areag

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:

Currently 1277

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

1994. Soent Fue: Pcol Fulle_q, ore of f load capacity is reached (with

-out consolidat Lon).

1998. Core Full. Spent Fuel Pool Full 2009. Scent Fuel Pool Full, core off Iqad caoacity is reached-contincent upon full scale storace of consolidated fuel in the -

Soent Fuel Pool.

-. - _ ..