ML20072E130

Monthly Operating Rept for Jul 1994 for Seabrook Station Unit 1

ML20072E130
Person / Time
Site:	Seabrook
Issue date:	07/31/1994
From:	Feigenbaum T, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-94090, NUDOCS 9408220118
Download: ML20072E130 (5)

Text

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d g\% '; North Atlantic Energy Service Corporation j

h AT aOTO1 l 4 P.o. Box 300 l D@ Atlantic Seabrook, NH 03874 (603) 474 9521, Fax (603) 474-2987 l

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The Northeast Utilities System l Ted C. Feigenbaum NYN- 94090 Senior Vice President A Chief Nuclear Officer August 12,1994 United States Nuclear Regulatory Commission Washington, D.C. 20555 Attention: Document Control Desk

Reference:

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

Subject:

Monthly Operating Report Gentlemen:

Enclosed please find Monthly Operating Report 94-07. This report addresses the operating and shutdown experience relating to Seabrook Station Unit 1 for the month of July,1994 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yetfr#

s, M-

du Ted C. Feigenbaum Enclosure cc: Mr. Thomas T. Martin Regional Administrator United States Nucicar Regulatory Commission Region I 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 Mr. Antone C. Ceme NRC Senior Resident Inspector PO Ilox 1149 Seabrook, Nil 03874 Dg, J P,(

A' 9408220118 940731 PDR ADOCK 05000443 R PDR

• s OPERATING DATA REPORT

, DOCKET NO. 50443 UNIT Seabrook i DATE 08/12/94 COMPLETED BY P.E. Nardone TELEPHONE 603/474-9521 Ext. 4074 OPERATING STATUS

1. Unit Name: Seabrook Station Unit i

2. Reponmg Period: JULY 1994

3. Licensed Thermal Power (MWt): 3411

4. Nameplate Rating (Gross MWe): 1197

5. Design Electncal Ratmg (Net MWe): 1148 6 Maximum Dependable Capacity (Gross MWe): 1200

7. Maximum Dependable Capacity (Net MWe): 1150 8 If Changes Occur in Capacity Ratings (ltems Number 3 through 7) Smee Last Not Apphcable Report Give Reasons:

9. Power Level To Which Restricted, if Any: None

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

11. Ilours m Reporting Period 744.0 5087.0 68280.0

12. Number of flours Reactor Was Critical 53 0 1886.9 29594.0 13 Reactor Reserve Shutdown llours 0.0 0.0 953.3 14 Ilours Generator On-Line 3.1 1800.8 27478.0

15. Umt Reserve Shutdown liours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWil) 6114 6030046 89462493

17. Gross Elec. Energy Generated (MWH) 578 2104410 31078153

18. Net Electrical Energy Generated (MWil) 454 2022528 29846146

• 19 Unit Serviec Factor 0.4 35.4 75.4

• 20. Umt Availabihty Factor 0.4 35.4 75.4

• 21. Unit Capacity Factor (Usmg MDC Neo 0.1 34 6 72.4

• 22. Unit Capacity Factor (Using DER Net) 0.1 34.6 72.5

• 23. Unit Forced Outage Rate 0.0 23.5 7.7

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

i 2$. If Shut Down At End Of Report Penod, Estimated Date of Not Apphcable l Stanup: l l

' NOTE: " Cumulative" salues based on total hours startmg 8/19/90, date Regular Full Power Operation began.

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AVERAGE DAILY UNIT POWER LEVEL 4

, DOCKET NO. 54443 UNIT Seabrook 1 DATE 08/12/94 COMPLETED BY P.E. Nardone i

TELEPHONE 9)3/474-9521 Ext 4074 MONTII: JULY,1994 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Neo (MWe-Net) 1 0 17 0 2 0 18 0 3 0 19 0 1 4 0 20 0 5 0 21 0 f 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 l l

10 0 26 0 l 11 0 27 0 12 0 28 0 13 0 29 0 14 0 30 0 15 0 31 19 16 0 INSTRUCTIONS On this format, hst the average d.nly unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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UNIT SIIUTDOWNS AND POWER REDUCTIONS -

DOCKET NO. 50443 i UNIT Seabrook 1 '

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DATE 08/12/M .

COMPLETED BY P.E. Nardone TELEPilONE 603/474 9521 Ext. 4074 REPORT MO. Vill JULY.1994 NO. DATE TYPE' DURATION REASON2 METilOD OF SIIUITING LICENSEE EVENT CAUSE & CORRECTIVE ACTION TO PREVENT OIOURS) DOWN REACTOR' REPORT # RECURRENCE Page 1 of1 i

944)2 - 07/01/94 S 740.9 C 4 NA Scheduled Refucting Outage (Extended) i 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 previous month E - Operator Trairung & License Examination 5 - Power Reduction (Duration = 0)

F - Administrative 9 - Other (Explain)

G - Operational Error (Explain)

II - Other (Explain) 3 of 4

REFUELING INFORMATION REQUEST DOCKET NO. 50 443 UNIT Seatirook 1 DATE 08/12/94 CONtPLETED 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. Scheduled date for restart following refueling: Refueling Outage 4, 02/29/96

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

No

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 assemblies (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 in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:

Present licensed capacity: l236 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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