ML20117N155

Monthly Operating Rept for Aug 1996 for Seabrook Station

ML20117N155
Person / Time
Site:	Seabrook
Issue date:	08/31/1996
From:	Diprofio W, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-96060, NUDOCS 9609180378
Download: ML20117N155 (5)

Text

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North

' North Atlantic Energy Service Corporation P.O. Ilox 300 .

Atlantic seahroet, Nii O3874  !

(603) 474-9521 l The Northeast iJtilitien System SEP 101996 Docket No. 50-443 NYN-96060 United States Nuclear Regulatory Commission

- Attention: Document Control Desk Washington, DC 20555 Seabrook Station Monthly Operating Report i

Enclosed please find Monthly Operating Report 96-08. This report addresses the operating and shutdown experience relating to Seabrook Station Unit I for the month of August,1996 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

l Very truly yours, NORTH ATLANTIC ENERGY SERVICE CORP.

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William A. DiPr o l Station Director cc: 11. J. Miller, Region i Administrator A.W. De Agazio, NRC Project Manager, Seabrook Station J.B. Macdonald, Senior Resident Inspector, Seabrook Station 9609180378 960831 gDR ADOCK 05000443 PDR l'iO O70 JE3/ '/,

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OPERATING DATA REPORT I

• l DOCKET NO. 50-443 UNIT Seabrooki DATE September 6,1996 COMPLETED BY P.E. Nardone TELEPilONE 603/474-9521 Ext. 4074 OPERATING STATUS

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1. Unit Name: Seabrook Station Unit i t AUGUST,1996 i

2. Reporting Period:

3. Licensed nermal Power (MWi): 3411

4. Nanwplate Rating (Oross MWe): I197

5. Design Electrical Rating (Net MWe): 1148

6. Maximum Dependable Capacity (Oross MWe): 1204

7. Maximum Dependable Capacity (Net MWe): 1158

8. If Changes occur in Capacity Ratings (items Number 3 through 7) Since last Report, Not Applicable Give Reasons:

9. Power level To Which Restricted. If Any (Net MWe): None

10. Reasons For Restrictions, if Any: Not Applicable i P

This Month Yr-to-Date Cumulative i1. Ilours in Reporting Period 744.0 5855.0 86568.0

12. Number ofilours Reactor Was Critical 744.0 5815.9 46745.9

13. Reactor Reserve Shutdown llours 0.0 0.0 953.3

14. Ilours Generator On-Line 744.0 5761.7 44371.8

! $. Unit Reserve Shutdown llours 0.0 0.0 0.0

16. Gross hermal Energy Generated (MWil) 2537688 19007558 146099831

17. Gross Elec. Energy Generated (MWIi) 897976 6706286 50851577

18. Net Electrical Energy Ocnerated (MWil) 864530 6446803 48854560

• 19. Unit Service Factor 100.0 98.4 81.3

'20. Unit Availabihty Factor 100.0 98.4 81.3

'21. Unit Capacity Factor (Using MDC Net) 100.3 95.1 78.5

'22. Unit Capacity Factor (Using DER Net) 101.2 95.9 78.7

'23. Unit Forced Outage Rate 0.0 1.6 5.8

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and None Scheduled Duration of Each):

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25. If Shut Down At End Of Report Period, Estunated Date of Not Applicable )

Startup:

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' NOTE: " Cumulative" values based on total hours starting 8/19.90, date Regular Full Power Operation began.  !

Increased MDC values (Items 6 & 7) starting 12'01.95. l l

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,- , AVERAGE DAILY UNIT POWER LEVEL j DOCKET NO. 50-443 UNIT Seabrook 1 DATE September 6,1996 COMPLETED BY P.E. Nardone l TELEPilONE 603/474-9521 Ext. 4074 MONTil: AUGUST,1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

! 1161 17 1163 2 1159 18 1163 )

3 1160 19 1160 4 1861 20 1163 5  !!62 21 1163 6 1162 22 1162 7 1162 23 1162 'i 8 1163 24 1163 9 1162 25 1163 10 1163 26 1163 )

1I !til 27 1162 12 1163 28 1161 13 1863 29 1161 14 1863 30 1161 15 1162 31 1163 16 1162 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting mondt Compute to die nearest whole megawatt.

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UNIT SIIUTDOWNS AND POWER REDUCTIONS '

DOCKET NO. 50-4 0 -

UNTT Seabreuk i DATE September 6,1996 COMPLETED BY PE Nardone TELEPilONE 603'474-952I Ext 4074 REPORT MONTil AUGUST.1996 NO. DATE TYPE' DI' RATION R E.W)N 2 METIlOD OF SIIUTTING LICENSEE EVENT cat'SE & CORRECTIVE ACTION TO PREVENT (llot'RS) DOWN REACIOR' REPORT # RECURRENCE PageIof1 No entnes for tius math 3 2 s F: Forced Reason: Alethod:

S: Scheduled A- Equipment Failure (Explain) 1 - Manual B - Maintenance or Test 2 ManualScram C - Refuchng 3 - Automatic Scram D - Regulat xy Restriction 4 - Continued from previous month E . Operator Training & Lurnse Eumination 5 - Power Reduction (Duration = 0)

F- Administrative 9 -Otlwr(Explain)

G -Operatonal Error (Explain)

II-Other (Explain) 3 of 4

I REFUELING INFORMATION REQUEST DOCKET NO. 50-443 UNIT SeabrwA 1 DATE Segember 6.1996 COMPLETED BY P.E. Nardone I

TELEPilONE 603/474 9321 Ext. 4074

1. Name of Facility: Scabrook Unit 1 l

2. Scheduled date for next refueling shutdown: Refueling Outage 5, 06/28/97

3. Scheduled date for restart following refueling: Refueling Outage 5, 08/04/97 [ 38 days: based on RO 04 ]

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

N/A

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

N/A

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:

i N/A J

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

(a)In Core: 193 (b) 288

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: l Prese a Stensed capacity: 1236 No iu; case in storage capacity requested or planned.

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

Licensed capacity of 1236 fuel assemblics based on two annual and twelve eighteen-month refuelings with full core offload capability.

l The current licensed capacity is adequate until at least the year 2010.

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