ML20084U423

Monthly Operating Rept for Mar 1991 for Millstone Unit 2

ML20084U423
Person / Time
Site:	Millstone
Issue date:	03/31/1991
From:	Neron G NORTHEAST NUCLEAR ENERGY CO.
To:
Shared Package
ML20084U420	List: ML20084U417 ML20084U423 ML20084U426 ML20084U428
References
NUDOCS 9104170259
Download: ML20084U423 (4)

Text

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.s OPERATING DATA REPORT DOCKET NO. _)0 336 DATE 04/04/91 COMPLETED BY C. Neron .

TELEPHONE (203) 447 1791 l EXT. 4417 l l

l QPERATINO STATUS {

Notes: Items 21 and 22 1

1. Unit Name: Milletone Unit 2 cumulative are weighted l

2. Reporting Period: March 1991 averages. Unit operated I

3. Licensed Thermal Power (MWt): 2700 at 2560 MWTH prior to its

4. Nameplate Rating (Cross MWe): 909 uprating to the current

-5. Design Electrical Rating (Net MWe): 870 2700 MWTH power level.

6.- Maximum Dependable Capacity (Cross MWe): 893.88 -

7. Maximum Dependable Capacity (Net MWe): 862.88

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

N/A

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

10. Reasons'For Restrictions, If Any: N/A __

This Month Yr. To Date Cumulative 1

11. Hours In Reporting Period 744.0 2160.0 133800.0

12. Number Of Hours Reactor Was Critical 744.0 1953.8 98866.4

13. Reactor Reserve Shutdown Hours 09 0.0 2205.1

14. Hours Generator on Line 744.0 1909 4 94244.2

15. Unit Reserve Shutdown Hours 0.0 0.0 466.2

16. Gross Thermal Energy Generated (MWH) 2008452.0 _5019662.0 260075726 4

17. Gross Electrical Energy Generated (MWH) 669709.5 _j070026.5 79109726.0 ,

18. Net Electrical Energ, Generated (MVH) 646560.5 1607255.5 75938305.0

.19. Unit Service Factor 100.0 88.0 70.4

20. Unit Availability Factor 100.0 88.0 70.8

21. Unit Capacity Factor (Using MDC Net) 100.7 86.2 6 6_._6 22.-Unit Capacity Factor (Using DER Net) 99.9 85.5 65.4

23. Unit Forced Outage Rate 0.0 12.0_ 13.1

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

N/A

25. If Unit Shutdown At End Of Report Period, Estimated Date of Startup: N/A 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 g 4170259 910409 re ADOCK 050003 6 PD

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

s AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. _)0 336 .

UNIT: Millstone Unit 2 !

DATE: 04/04/91 l COMPLETED BY G. Neron TELEPl!ONE: (203) 447 1791 EXT: .4417 MONTil: MARCIL1991 DAY AVO. DAILY POWER LEVEL DAY AVO. DAILY POWER LEVEL (HVe-Net) (MVe Net) 1 871 17 869 2 871 18 868 3 871 19 870 4 870 20 869 5 071 21 869.

6 870 22 869 _

7 871 23 867 8 869 24 867 9 870 25 866 10 870 26 867 11 869 27 866 12 870 28 868 13 870 29 869 14 870 30 867 15 869 31 867 16 869 INSTRUCTIONS i On this format, list the average daily unit power Icvel in MVe-Net for each day in the reporting month. Compute to the nearest whole megawatt, i

l l

I DOCKET NO. 50-336 .

UNIT SHLTTDOWNS /JD PFJG REDUCTIONS -UNIT NAME Millstore 2 .

DATE 04/04/91 COMPLETED BY G. Neron TELEPHONE (203) 447-1791 REPORT MONTH MARCH 1991 EIT. 4417 i No. Date- Type l Duration. Reason2' Method of License Systgm nent Cause & Corrective (Hours) Shutting Event Code Code Action to 3 Down Reactor 3 Report # Prevent Recurrence e

-W/A N/A N/A N/A N/A N/A N/A N/A N/A N/A t

i l

i i 1:F Forced 2 Reason: 3 Method

' Exhibit G - Instructions l S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data

) .B-Maintenance or Test 2-Manual Scram Entry Sheets 'for License

.C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continued from (NUREG-0161) j E-Operator Training & License Examination Previous month

, 'F-Administrative 5-Power Reduction 5 Exhibit 1 -Same Source G-Operational Error.(Explain) (Duration -0) i H- 9ther (Explain) 6-Other (Explain) 4

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

l REFUELING INFORMATION REQUIIT

1. Name of facility: Millstone 2

3. Scheduled date for next refueling shutdown: March. 1992

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

4. Will refueling or resumption of operation thoroafter require a technical specification change or other license amendment?

Epne at this time _

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

ligne

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

now or different fuel design or supplier, unroviewod design or performance analysis methods, significant changes in fuel design, new operating procedures Mil:. stone 2 will be replacing _ the Steam Generator sub-angemblies slgrnna the uncomina End of Cycle 11 ref&gling_pptaqq. It is antacinated this will be accomolished under 10CPR 50.59.

7. The number of fuel assemblics (a) in the coro and (b) in the spent fuel storago pool:

In Core: (a) 212 In Spent Fuel Pool: (b) 112 HQTE: "hese numbers renresent the total fuel assemblies and consol-

. dated fuel storage boxes in these two (2) Item Control Areas

8. The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has boon 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 licenswi capacity:

1994. Soont Fue: Pool Full, core off load caDacity is reachsd (with ~

-out consolidat:.on).

1998. Core Full. Spent Fuel Pool Full 2009, Soent Fuel Pool Full. core off 'oad caDacity is reached-J gpntincent unon full scale storace of consolldated fuel in the Soent Fuel Pool.