ML20100G861

Monthly Operating Rept for Jan 1996 for Seabrook Station Unit 1

ML20100G861
Person / Time
Site:	Seabrook
Issue date:	01/31/1996
From:	Dacimo F, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-96006, NUDOCS 9602260283
Download: ML20100G861 (5)

Text

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North .

North Atlantic Energy Service Corporation P,0. Box 300

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seahreet, Ni103874 (603) 474-9521 NYN-96006 The Northeast Utilities System February 13,1996 United States Nuclear Regulatory C i== ion

, Wa=M?na.DC 20555 Attantian: Document Control Desk References- Facility Operating License NPF-86, Docket No. 50-443

Subject:

Monthly Operstmg Report l C"t= -

- Enclosed please find Monthly Operstmg Report 96-01. This report addresses the operstmg and shutdown expericace relatmg to Seabrook Station Unit I for the rnonth of January,1996 and is subnutted in awaw.ce with the requirements of Seabrook Staten Technical Specification 6.8.1.5.

Verv truly yours, shJ ^

Fred R. Dacimo Vice President -Nuclear Operations FRD/ALL:sm Enclosure ,

l cc: Mr. Thomas T. Martm Regional Aa. d.6. tor United States Nuclear Regulatory Commission RegionI 475 Allendale Road King of Prussia, PA 19406 Mr. Albert W. De Agazio, Sr. Project Manager Project Directorate I-4 Division of Reactor Projects U.S. Nuclear Regulatory Commission Washington,DC 20555 i

- Mr. John B. Macdonald

. NRC Senior ResidentInspector PO Box 1149 ,

l Seabrook,NH 03874 260126 i 9602260283 960131 PDR ADOCK 05000443

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• OPERATING DATA REPORT

~

i DOCKET NO. 50-443 UNff Seabrook I DA11 02/13/96 COMPLETED BY P.E. Nardone TELEPHONE 603/474-9521 Ext. 4074 OPERATING STATUS _

l. Unit Name: Sr.abrook Station Unit 1

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2. Reporung Period: JANUARY 1996

3. IJceased normal Power (MWt): 341I

. 4. Nameplate Rating (Grose MWe): 1197

5. Design Electrical Reting (Nm MWe): 1148

6. Manh== r , -

" > Capacky (Groes MWe): 1204

7. Maximum Dependable Capacky (Not MWe): 1158

8. If Changes Occur la Capacky Ratings (keene Number 3 through 7) Since Last Not Applicable Report, Give Reasone 4 9. Power Level To Which Restricted, if Any (Not MWe): Noas

10. mananne For Restrictione, if Any: Not Applicable nieuansh Yr4o-Date Cummiative

11. House la Raponing Period 744.0 744.0 81457.0

12. Number of Houre Reactor was critical 704.9 704.9 41634.9

13. Reactor Reserve Shutdown Houre 0.0 0.0 953.3

14. Houre Generator On-Line 660.6 660.6 39270.7 l

15. Unit Reserve Shutdown Houre 0.0 0.0 0.0

16. Groes normal Energy Generated (MWH) 2219912 2219912 129312185

17. Gross Elec. Eastgy Generated (MWH) 780927 780927 44926218 1

' 18. Not Electrical Easrgy Generated (MWH) 750756 750756 43158512

• 19. Unit Seavice Factor 88.8 88.8 79.3

• 20. Unit Avallebility Factor 88.8 88.8 79.3

• 21. Unk Capacky Pacace (Usiag MDC Net) 87.1 87.1 76.6

• 22. Unit Capacky Factor (Uelag DER Net) 87.9 $7.9 76.8

• 23. Unit Forced Oulage Rate 11.2 11.2 6.5

24. N Sche &ded Over Next 6 Mosshe (Type Dese, None Scheduled and Durenica of Back): j

25. If Shut Down At End Of Repon Period, h Does of Not Applicahis sennup:

• NOTE: 'CW" values bened on total hours seaning 8/19/90, date Regular Pull Power Opereenom began. Imeressed MDC values (homme 6 & 7) saaning 12/01/95.

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 54443 UNIT Seelmd 1 DATE 02/13/96 >

4 COMPLETED BY P.E. Nordons TElJIPHONE 603/474-9521 1 Ext.4074 MONTH: JANUARY,1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL  ;

(MWeNet) (WW& Net) 1 1159 17 1159 2 1158 18 1159 J

3 1158 19 1156 4 1158 20 1159 5 1158 21 1158 6 1158 22  !!58 7 1158 23 1159 l

8 1158 24 1159 9 1158 25 1159 10 1158 26 1157 11 1158 27 471 12 1158 28 0 13 1159 29 0 14 1159 30 20 15 1159 31 676  !

l 16 1158 i 4

INSTRUCTION 8 On this fornA list the everage daily unk power levelin MWo-Net far each day in the reporting einesh. Compute to the nearest whole angewest.

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UNTT SIRRDOWNS AND POWER REDUCTIONS DOCKET NO. 50-443 UNIT Seabrook 1 DATE 02/13/96 COMPLETED BT P.E. Nenleme TELEPHONE 603/474-9521 Ext.4074 ILEPORT MONTH DECEMBER 1995 NO. DATE TYPE' DURATION REASON' METTIOD OF SHUTTING IJCENSEE EVENT CAUSE & CORRECTIVE ACTION 10 PREVENT (HOUIL9 DOWN REACTOR

• REFORT # RECURRENCE Fase 1 of1 N* **

9641 01/27/96 F R3.4 A 3 9MI reenk of se unexpeined turbine rudeck. A failed circuit bened in the EWydreebe Connot Sysesse [EHCl

-w the ambias condneed heermediese seop vdeos and nesia counrol valves to close. See LER 964193r infonsance on die root cause and coevective action.

Restert wee farther delayed by the followmag

• A condenser vacuum leek cameed by loose smanways en the monature esperator/rshestere e Plasse leeks ce boek snein feed puisp discharge check valves.

1 2 S F: Forced Reason. Meebod.

3: Scheduled A - Equipeset Failure (Explain) 1 - Messel B - Meissemence or Test 2 - Manuel scram C - Refueling 3 - Automenc Screm D - Regulatory Reetnetson 4 - Comannued from primous monda E - Operecor Training & Ucense Exmannetson 5 - Power Reduction (Durance = 0)

F- Adamnatraeve 9 - Other (Expleta)

G - Operemonal Error (Explain)

H - Other (Explain) 3 Of 4

NNG INFORMATION 6 i

DOCKET NO. 54443 UNTT Seebscok I  !

DATE 02/13/96 [

COMPLETED BY P.E. Nasdone

'IELEPHONE 603/474-9521 Ext.4074 i

1. Name of Facility: Seabsook Unit 1-  !

2. Scheduled date for next refuehng shutdown: Refuehag Outage 5,06/07/97

3. Scheduled date for restart followmg refuehag: Refuehng Outage 5,07/15/97

4. Will refuehag or resumption of operation therenAer require a -ich=ical e

specification change or other hcense ==aadmaat?

N/A

5. Schedule date(s) for submiitting licensing action and supporting infor==han:

N/A

6. Important licensing considerations ===acianad with refuehag, e.g., new or different fuel design or supplier, unreviewed design or performaana analysis maahada, significant changes in fuel design, new operstag piu;. dew.

N/A

7. N number of fuel ==a-hhes (a) in the core and (b) in the spent fuel storage pool:

(a)ln Core: 193 (b) 288

8. b present lica==d spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been i=;: - ^ 4 or is planned, in number of fuel assemblies:

Present licaa=d capacity: 1236 No increase in storage capacity requested or pImanad. i

9. N projected date of the last refuehag that can be discharged to the spent fuel pool assunung the present licensed capacity: l 1

Licensed capacity of 1236 fuel assembhes based on two annual and twelve eighteen-month refuelings with l full core offload capabdity. j h current licensed capacity is adequate until at least the year 2010.

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