ML20076G214

Monthly Operating Rept for Sept 1994 for Seabrook Station Unit 1

ML20076G214
Person / Time
Site:	Seabrook
Issue date:	09/30/1994
From:	Feigenbaum T, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-94116, NUDOCS 9410190178
Download: ML20076G214 (5)

Text

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North Atlantic Energy Service Corporation a NortL11 p.o. 3,, 300 L

Atlantic seabrook.xiio3874 (603) 474-9521, Fa, (603) 474-2987 The Northeast Utilities System Ted C. Feigenbaum NYN 94116 Senior Vice President &

Chief Nuclear Officer October 12,1994 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:

Enclosed please Gnd Monthly Operating Report 94-09. This report addresses the operating and shutdown experience relating to Seabrook Station Unit i for the month of September,1994 and is submitted in accordance with the requirements of Seabrook Station Technical-SpecIiic'a ' n 6.8.1.5.

V r truly yours,

- p y ;,%,'

Ted'C. Feigenbaum V

Enclosure 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 Project Directorate 1-4 Division of Reactor Projects U.S. Nuclear Regulatory Commission Washington, DC 20555 Mr. Richard Laura NRC Senior Resident Inspector PO Box I149 , ,m Seabrook, Nll 03874 1 o U, yU .;. J  ;

9410190178 940930 PDR R ADOCK 05000443 L pyg ,  ;

OPERATING DATA REPORT 4

DOCKET NO. 50-443 UNIT Seabnok 1 DATE 10/12/94 COMPLETED BY P.E. Nardone TELEPilONE 603/474-9521 Ext. 4074 OPERATING STATUS

1. Urut Name: Seabrook Statmn Unit 1

2. Reporung Period: SEPTEMBER 1994

3. Licensed Thermal Power (MWO: 3411

4. Narneplate Rating (Gross MWe): 1197

5. Design Electrical Ratmg (Net MWe): 1148

6. Maximum Dependable Capacity (Gross MWe): 1200

7. Maximum Dependable Capacity (Net MWe): 1150

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

9. Power I.evel To Which Restricted, if Any: None

10. Reasorn For Restrictions, if Any: Not Applicable This Month Yr-to-Date Cumulative

11. llours in ReportmF Perimi 720.0 6551.0 69744.0

12. Number of Ilours Reactor Was Cntical 720 0 3350.9 31058.0

13. Reactor Reserve Shutdown llours 0.0 0.0 953.3

14. Ilours Generator On-Line 720.0 3258.0 28935.2

15. Unit Reserve Shutdown llours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWil) 2455597 10867523 94299WO

17. Gross Elec. Energy Generated (MWil) 863207 3801855 32775599 1R. Net Electrical Energy Generated (MWil) 830831 3654566 31478184

• 19. Unit Service l' actor 100.0 49.7 76.4

• 20. Urut Asailabihty Factor 100.0 49.7 76.4

• 21. Umt Capacity Factor (Using MDC Net) 100.3 48.5 73.4

• 22. Umt Capacity Factor (Usmg DER Neo 100,5 48.6 73.5

+23. Urut li orced Outare Rate 0,0 14.5 7.3

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

25. Il Shut Down At End Of Report Period. Estimated Date of Not Applicable Startup:

• NOTE: *Cumulatne" values based on total hours starung 8/19% date Regular Full Power Operation began.

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, AVERAGE DAILY UNIT POWER LEVEL  !

a .

l 1

DOCKET NO. 50443 UNIT Seabrook 1-DATE - ' 10/12/94 COMPLETED BY P.E. Nardone TELEPilONE - 603/474-9521

- Ext. 4074 f

-i MONTil: SEPTEM11ER,1994

?

DAY AVERAGE DAILY POWL'.R LEVEL DAY AVERAGE DAILY POWER LEVEL  !

(MWe-Net) (MWe Net) l I 1- 1154 17 1154 2 1154 18 1154 I 3 1154 19 1155  ;

4 1154 20 1155 l t

5 1153 21 1155 ,

s 6 1153 22 1155 ,

7 1153 23 1154 ,

i h 1153 24 1153  ;

I 9 1154 25 1153 -

10 1154 26 1153 11 1154 27 1153 12 1154 28 1153 l

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13 1155 29 1153 14 1155 30 1155 15 1154 16 1154 INSTRUCTIONS ,

On this format, list the averaFe daily unit power level in MWe-Net for each day in the reponing month. Compute to the nearest whole megawatt.

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UNIT SIIUTDOWNS AND POWER REDUCTIONS .

DOCKET NO. 50443 .

UNIT Seabrook I )

i-DATE 10/12/94 -

COMPLETED BY - P.E. Nardone TELEP110NE N)3/474-9321 Ext. 4074 REPORT MON 111 SEPTEMBER.1994

~

NO. DATE TYPE' DURATION REASON: AIET110D OF SliUTTING LICENSEE EVENT CAUSE & CORRECTIVE ACTION TO PREVENT (llOURS; DOWN REACTOR' REPORT # RECURRENCE Page i ofI No entries for this month.

t I

t 2 1 F: Forced Reason: Method.

S: Scheduled A - Equipment Failure (Explain) - 1 - Manual B - Maimenance or Test 2 - Manual Scram C - Refueling 3 - Automatic Scram D - Regulatory Restriction 4 - Continued 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) i 5

\

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, ,. REFUELING INFOR31ATION REQUEST DOCKET NO. 50-443 UNIT Seabrook t DATE 10/12/94 COMPLETED BY P.E. Nardone TELEPHONE 603/474-9521 Ext. 4074

1. Name of Facility: Seabrook Unit 1

2. Scheduled date for next refueling shutdown: Refueling Outage 4,01/06/96

3. Schululed date for restart following refueling: Refueling Outage 4,02/28/96

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

Yes, Technical Specification Figures 3.4-2 and 3.4-3 will require revision.

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:

None

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

(a) In Core: 193 (b) 208

8. The present licensed spent fuel pool storage capacity and the size of any increase vn 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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