ML20035E282

Monthly Operating Rept for Mar 1993 for Seabrook Station, Unit 1

ML20035E282
Person / Time
Site:	Seabrook
Issue date:	03/31/1993
From:	Feigenbaum T, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-93053, NUDOCS 9304150128
Download: ML20035E282 (5)

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esb k, NH 03874 Telephone (603)474 9521 j[h

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Facsimile (603)474-2987 i

Energy Service Corporation Ted C. Feigenbaum Senior Vice President and 1

Chief Nuclear Officer i

NYN-93053 April 9,1993 United States Nuclear Regulatory Commission Washington, DC 20555 Attention:

Document Control Desk

Reference:

Facility Operating License NPF-86, Docket No. 50-443

Subject:

Monthly Operating Report Gentlemen:

i Enclosed please find Monthly Operating Report 93-03. This report addresses the operating and shutdown experience relating to Seabrook Station Unit I for the month of March,1993 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yours, Ted C. Feige aum 2nclosure(s)

TCF: A LL/act cc:

Mr. Thomas T. Martin Regional Administrator United States Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406 Mr. Albert W. De Agazio, Sr. Project Manager i-Project Directorate I 4 l

Division of Reactor Projects U.S. Nuclear Regulatory Commission l

Washington, DC 20555 l

Mr. Noel Dudley NRC Senior Resident Inspector 0.0. Box 1149 Scabrook, NH 03874

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150040

' member of the Northeast Utilities system 9304150128 930331 PDR ADOCK 05000443 R

PDR

North Atlantic j

April 9,1993 I

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i ENCLOSURE 1 TO NYN-93053 1

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OPERATING DATA REPORT DOCKET NO. 50-443 UNIT Seabrook 1 DATE 04/09/93 COMPLETED BY P. E. Nardone TELEPHONE (603) 474-9521 Ext. 4074 OPERATING STATUS 1.

Unit Name:

Seabrook Station Unit 1 2.

Reporting Period:

MARCH 1993 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):

1200 7.

Maximum Dependable Capacity (Net MWe):

1150 8.

If Changes occur in Capacity Ratings (Items Number 3 Through 7)

Since Last Report, Give Reasons:

Not Applicable 9.

Power Level To Which Restricted, If Any:

None 10.

Reasons For Restrictions, If Any:

Not Applicable This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period 744.0 2160.0 56593.0

12. Number Of. Hours Reactor Was Critical 744.0

'2006.7 21510.1

13. Reactor Reserve Shutdown Hours 0.0 0.0 953.3

14. Hours Generator On-Line 744.0 1987.6 19568.5

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0-

16. Gross Thermal Energy Generated (MWH) 2537402 6699358 63222915

17. Gross Elec. Energy Generated (MWH) 891474 2349573 21911211

18. Net Electrical Energy Generated (MWE) 857495 2258721 21035534

• 19. Unit Service Factor 100.0 92.0 79.4 020. Unit Availability Factor 100.0 92.0 79.4 021. Unit Capacity Factor (Using MDC Net) 100.2 90.9 75.8 022. Unit Capacity Factor (Using DER Net) 100.4 91.1 76.0 023. Unit Forced Outage Rate

, 0.0 8.0 5.8

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

None Scheduled

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

• NOTE:

" Cumulative" values based on total hours starting 08/19/90, date Regular Full Power Operation began.

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l l-AVERAGE DAILY UNIT POWER LEVEL l

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DOCKET NO. 50-443 UNIT Seabrook 1 l

l DATE 04/09/93 COMPLETED BY P. E. Nardone TELEPHONE (603) 474-9521

. Ext. 4074 l

l MONTH MARCH. 1993

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DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) i 1

1152 17 1152 2

1153 18 1152 3

4152 19 1152 i

4 1152 20 1152 i

5 1152 21 1153 6

1153 22 1153 7

1153 23 1153 8

1153 24 1153 9

1152 25 1153 10 1153 26 1153 11 1153 27 1153-I 12 1152 2B 1153 l

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13 1152 29 1153 f

i 14 3152 30 1154 l

15 1152 31 1153 16 1153 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 SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-443 UNIT Seabrook 1 DATE 04/09/93 REPORT MONTH MARCH. 1993 COMPLETED BY P. E. Nardone '

TELEPHONE D 03) 474-9521 Ext. 4074 No.

Date Type Duration Reason 2 Method of Licensee Ccuse & Corrective l

(Hours)

Shutting Event Action to Down Reactor 3 Report #

Prevent Recurrence Page 1 of 1 NO ENTRIES FOR THIS MONTH.

1 2

3 F:

Forced Reason:

Method:

S:

Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continued from E-Operator Training & License Examination previous month F-Administrative 5-Power Reduction G-Operational Error (Explain)

(Duration = 0)

H-Other (Explain) 9-Other (Explain) 3 of 4

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,..e DOCKET NO. 50-443 i

UNIT Seabrook 1 I

DATE 04/09/93 i

COMPLETED BY P. E. Nardone TELEPHONE (603) 474-9521 Ext. 4074 i

REFUELING INFORMATION REQUEST l

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1.

Name of facility:

Seabrook Unit 1 1

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Scheduled date for next refueling shutdown:

i Refueling Outage 3 03/26/94 i

3.

Scheduled date for restart following refueling:

Refueling Outage 3, 05/20/94 i

4.

Will refueling or resulaption of operation thereaf ter require a technical specification change or other license amendment?

l No i

5.

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

i N/A i

6.

Important licensing considerations associated with refueling, e.g., new or i

different fuel design or supplier, unreviewed design or performance analysis l

methods, significant changes in fuel design, new operating procedures.

f None 7.

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

i (a) In Core:

193 (b) 136 l

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 i

number of fuel assemblies:

Present licensed capacity:

1236 No increase in storage capacity requested or planned, t

9.

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

l 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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