ML20115B106

Monthly Operating Rept for June 1996 for Seabrook Station Unit 1

ML20115B106
Person / Time
Site:	Seabrook
Issue date:	06/30/1996
From:	Diprofio W, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO), NORTHEAST UTILITIES SERVICE CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-96046, NUDOCS 9607090242
Download: ML20115B106 (5)

Text

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1 North .

Nonh Atlantic Energ Smice Cory> oration P.O. Box 300 p5 . Atlantic Seetreet.uiiO3874 (603) 474-9521 The Northeast Utilities System JLL ' 3 1996 i

Docket No. 50-443 NYN-96046 f

P United States Nuclear Regulatory Commission Attention: Document Control Desk l

. Washington, DC 20555 Seabrook Station avhly Ooerating Reoort Enclosed please find Monthly Operating Report 96-06. This report addresses the operating and I

shutdown experience relating to Seabrook Station Unit I for the month of June,1996 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yours, NORTH ATLANTIC ENERGY SERVICE CORP.

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_ liam A. Diyfio Station Director l i l l

i cc: T. T, Martin, Region I Administrator A.W. De Agazio, NRC Project Manager, Seabrook Station J.B. Macdonald, Senior Resident Inspector, Seabrook Station J

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-9607090242 960630 i PDR ADOCK 05000443 j l 1

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OPERATING DATA REPORT

, , DOCKET NO. 50-443 UNIT Seabrook1 l l

DATE July 2,1996 COMPLETED BY P.E. Nardone TELEPIIONE 603/474-9521 Ext. 4074 OPERATING STAHIS

1. Umt Name: Seabrook Station Unit 1

2. Reporting Period: JUNE 1996

3. Licensed Thermal Power (MWt): 3411

4. Nameplate Rating (Gross MWe): 1197

5. Design Electrical Rating (Net MWe):  !!48 ,

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6. Maximum Dependable Capacity (Gross MWe): 1204 7 Maximum Dependable Capacity (Net MWe): 1158

8. If Changes Occur in Capacity Ratings (Items Number 3 through 7) Since Last Not Applicable Report Give Reasons:

9. Power Level To Which Restricted, if Any (Net MWe): None

10. Reasons For Restrictions, If Any: Not Applicable

'Ihis Month Yr-to-Date Cumulative I

11. Ilours in Reporting Period 720.0 4367.0 85080.0

. 12. Number of flours Reactor Was Critical 720.0 4327.9 45257.9 l

13. Reactor Reserve Shutdown llours 0.0 0.0 953.3

14. Ilours Generator On-Line 720.0 4273.7 42883.8 l l

15. Unit Reserve Shutdown llours 0.0 0.0 0.0 1 1

16. Gross Thermal Energy Generated (MWil) 2455740 13931991 141024264

17. Gross Elec. Energy Generated (MWII) 870486 4909(X)4 49054295 i

18. Net Electrical Energy Generated (MWH) 838381 4716273 47124029

• 19 Unit Service Factor 100.0 97.9 , 80.7

. *20. Urut Availabihty Factor 100.0 97.9 80.7

, *21. Unit Capacity Factor (Using MDC Net) 100.6 93.3 77.9

• 22. Unit Capacity Factor (Uning DER Net) 101.4 94.1 78.1

• 23. Unit Forced Outage Rate 0.0 2.1 6.0 l l

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, None Scheduled '

and Duration of Each):

25. If Shut Down At End Of Report Period, Estimated Date of Not Applicable i

Startup:

' 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.

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-443 UNIT Seabrook 1 DATE July 2,1996 COMPLETED BY P.E. Nar(kine TELEPilONE (03/474-9521 Ext. 4074 MONTil: JUNE, 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 1164 17 1165 2 1865 18 1164 3 1165 19 1164 4 1164 20 1165 5 1165 21 1164 6 1166 22 1164 7 1164 23 1164 8 1165 24 1163 9 1165 25 1164 10 1164 26 1164 11 1164 27 1164 12 1164 28 1163 13 1165 29 1164 14 1165 30 1165 15 1165 16 1165 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.

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's UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-443 ,

UN , Stock I DATE July 2,1996 ,

COMPLETED BY P.E. Naraxie TELEPflONE 603/474-9521 Ext. 4074 REPORT MONT11 JUNE.1996 NO. DALE TYPE' DURATION REASON3 METilOD OF SIILTTING LICENSEE EVENT CAL"5E & CORRECTIVE ACTION TO PREVENT GIOURS) DOWN REACTOR' REPORT # RECURRENCE Page 1 of 1 No enmes for this month I 2 3 F: Forced Reason: MetixM:

S: Scheduled A - Equipment Failure (Explain) 1 - Manual B - Maintenan:e or Test 2 - Manual Scram C - Refueling 3 - Automatic Scram D - Regulatory Restriction 4 - Continued from previous month E - Operator Training & License Etamination 5 - Power Reduction (Duration = 0)

E- Administrative 9 - Other (Explain)

G - Operational Error (Explain)

II - Other (Explain) l 1

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• - - REFUELING INFORMATION REQUEST -

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DOCKET NO. . 50443 UNIT - Seabrook 1 -

DATE' July 2,1996 i

C"tIPLETED BY - ' P.E. Nardonc ,

< 9 EPif0NE 603/474-9521  ;

Eat 4074 i

1. Name of Facility: Seabrook Unit 1

-2. Scheduled date for next refueling shutdown: Refueling' Outage 5, 06/28/97 [ changed from 06/07/97 ]

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

m 4.1Will refueling or resumption of operation thereafter require a technical specification change or other license amendment?

L N/A i o

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

4 N/A

6. Important licensing considerations amciated with refueling, e.g.,' new or different fuel design or supplier, unreviewed 4 design or performance analysis methods, 6 irlificant changes in fuel design, new operating procedures:

N/A

7. lhe number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool: ,

(a)in Core: 193 (b) 788 i- ,

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8. The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been j requested or is planned, in number of fuel assemblies:

Present licensed capacity: 1236 No increase 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:

J p Licensed capacity of 1236 fuel assemblies based on two annual and twelve eighteen-month refuelings with full core offload capability, i i

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

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