ML20132D625

Monthly Operating Rept for Nov 1996 for Seabrook Station Unit 1

ML20132D625
Person / Time
Site:	Seabrook
Issue date:	11/30/1996
From:	Diprofio W, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-96088, NUDOCS 9612200051
Download: ML20132D625 (5)

Text

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- North North Atlantic Energy Service Corporation l

P.O. Box 300 l

Atlantic Seahreet.siiO3874 I

(603) 474-9521 The Northeast Utilities System i

I December 13,1996 Docket No 50-443 i

NYN-96088 United States Nuclear Regulatory Commission Attention: Document Control Desk i

Washington, DC 20555 Seabrook Station Monthly Ooerating Report Enclosed please find Monthly Operating Report 96-11. This report addresses the operating and shutdown experience relating to Seabrook Station Unit I for the month of November,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.

/A ad d WiIliam A. DIPr[o Station Director cc:

H.J. Miller, Region I Administrator A.W. De Agazio, NRC Project Manager, Seabrook Station J.B. Macdonald, Senior Resident Inspector, Seabrook Station

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9612200051 961130 PDR ADOCK 05000443-R PDR _

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1 OPERATING DATA REPORT 4

i DOCKET NO.

50443 UNIT Seabrook1 DATE December 9,1996 COMPLETED BY P.E. Nardone TELEPilONE (603) 773-7074 OPERATING STATUS 1.

Unit Name:

Seabrook Station Unit 1 2.

Reporting Perico:

NOVEMBER,1996 3.

Licensed Thermal Power (MWt):

3411 4.

Nameplate Rating (Gross MWe):

1197 5.

Design Electrical Rating (Net MWe):

1148 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 j

Report, Give Reasons:

i 9.

Power Level To Which Restricted, If Any (Net MWe).

None 10.

Reasons For Restrictions,if Any:

Not Apphcable This Month Yr-to-Date Cumulative 11, llours in Reporting Period 720.0 8040.9 88753.0 12.

Number of Hours Reactor Was Critical 720.0 8000.9 48930.9 13.

Reactor Reserve Shutdown liours 0.0 0.0 953.3 14.

Ilours Generator On-Line 720.0 7946.7 46556.8 15.

Unit Reserve Shutdown flours 0.0 0.0 0.0 16.

Gross Thermal Energy Generated (MWil) 2455229 26448068 153540341 17.

Gross Elec. Energy Generated (MWii) 870070 9340106 53485397 18.

Net Electrical Energy Generated (MWII) 837088 8981543 51389299

• 19.

Unit Service Factor 100.0 98.8 82.0

• 20.

Unit Availability Factor 100.0 98.8 82.0

• 21.

Unit Capacity Factor (Using MDC Net) 100.4

%.5 79.4

• 22.

Unit Capacity Factor (Using DER Net) 101.3 97.3 79.6 I

i

• 23.

Unit Forced Outage Rate 0.0 1.2 5.6 24.

Shutdowns Scheduled Over Next 6 Months (Type Date, Refueling, 05/10/97, 38 Days I

and Duration of Each):

25.

If Shut Down At End Of Report Period, Estimated Date of Not Applicable Startup:

• NOTE: " Cumulative" values based on total hours starung 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.

50443 UNIT Seabrooki DATE December 9,1996 COMPLETED BY P.E. Nardone TELEPHONE (603) 773-7074 l

MONTil: NOVEMBER,1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) j 1

1162 17 1163 2

1160 18 1163 3

1160 19 1163 4

1160 20 1163 5

1161 21 1163 6

1161 22 1162 7

1163 23 1163 8

11 %

24 1163 9

1164 25 1163 10 1163 26 1164 11 1163 27 1164 12 1163 28 1164 13 1162 29 1164 14 1162 30 1164 15 1162 16 1862 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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UNIT 51IUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50443 UNIT Seabrook I DATE December 9.1996 COMPLETED BY P.E. Nantone TELEPilONE (603) 773-7074 REPORT MONT11 NOVF_MBER 1996 NO.

DATE TYPE' DURATION REASON' ME1110D OF SIIUITING LICENSEE EVENT CAUSE & CORRECTIVE ACllON TO PRETT.NT S

(IIOURS)

DOWN REACTOR REPORT #

RECURRENCE Page1 ofI No entries for this month I

2 s

F: Fonced Reason-Method:

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

F-Administrative 9 - Other (Explain)

G - Operational Error (Explain)

II - Other (Explain)

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REFUELING INFORMATION REQUEST DOCKET NO.

50-443 UNIT Seabrook1.

DATE December 9,1996 COMPLETED BY P.E. Nardone TELEPHONE (603) 773-7074 1.

Name of Facility:

Seabrook Unit 1 2.

Scheduled date for next refueling shutdown:

Refueling Outage 5, 05/10/97 3.

Scheduled date for restart following refueling: Refueling Outage 5, 06/16/97 [ 38 days: based on RO 04 ]

4.

Will refueling or resumption of operation thereafter 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:

N/A 7.

The number of fuel assemblies (a) in toe 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:

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:

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

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

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