ML20069L780

Monthly Operating Rept for May 1994 for Seabrook Station, Unit 1

ML20069L780
Person / Time
Site:	Seabrook
Issue date:	05/31/1994
From:	Feigenbaum T, Nardone P PUBLIC SERVICE CO. OF NEW HAMPSHIRE
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9406200241
Download: ML20069L780 (4)

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A N gl l'.O. Ilox 300 i k f(jgg(jg Scabrook, NII O3fC4 il (603) 474-921, Fax (603) 474-29EU The Nor6 east Utilities Systern Ted C. Feigenbaurn NYN- 94064 Senior Vice President &

Chief Nuclear Officer June 13,1994 (Jnited States Nuclear Regulatory Commission Washington, DC 20555 Attention: Document Control Desk l(eference: Facility Operating I icense NPF-86, Docket No. 50-443

Subject:

Ntonthly Operating Report Gentlemen:

Enclosed please find N1onthly Operating Report 94-05. This report addresses the operating and shutdown experience relating to Seabrook Station linit I for the month of May,1994 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yours, p -

Ted C. Feigenham Enclosure ec: 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 Aga/io, Sr. Project Manager Project Directorate I-4 Division of Reactor Projects U.S. Nuclear Regulatcry Conunission Washington, DC 20555 Mr. Antone C. Cerne NRC Senior Resident inspector P.O. Box 1149 i Seabrook, Nil 03874 I' 9406200241 940333 [g hDR ADOCK 05000443 ,

e; U V v G g PDR

OPERATING DATA REPORT 1

DOCKET NO. 50 443 UNIT Seabrook 1 DATE 06/13/94 COMPLETED BY P. E. Nardone

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j TELEPHONE (603) 474 9521 '

Ext. 4074 OPERATING STATUS

1. Unit Name: Seabrook Station Unit 1

2. Reporting Period: MAY 1994

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 3623.0 66816.0

12. Number Of Hours Reactor Was Critical 0.0 1833.9 29541.0

13. Reactor Reserve Shutdown Hours 0.0 0.0 953.3

14. Hours Generator On Line 0.0 1797.7 27474.9

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 0 6023932 .89456378

17. Gross Elec. Energy Generated (MWH) 0 2103831 31077575

18. Net Electrical Energy Generated (MWH) 0 2022074 29845692

• 19. Unit Service Factor 0.0 49.6 78.7

• 20. Unit Availability Factor 0.0 49.6 78.7

• 21. Unit Capacity Factor (Using MDC Net) 0.0 48.5 75.6

• 22. Unit Capacity Factor (Using DER Net) 0.0 48.6 75.7

• 23. Unit Forced Outage Rate 0. Q_ 23,5 7.7 24, Shutdowns Scheduled Over Next 6 Months (Type. Date, and Duration of Each):

REFUELING. 04/09/94. Scheduled 57 Days

25. If Shut Down At End Of Report Period. Estimated Date Of Startup: 07/07/94

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

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DOCKET NO, 50 443 UNIT Seabrook 1 DATE 06/13/94 COMPLETED BY P, E. Nardone TELEPHONE (603) 474 9521 Ext. 4074 REFUELING INFORMATION REQUEST

1. Name of facility: Seabrook Unit 1

2. Scheduled date for next refueling shutiown:

Refueling Outage 3. 04/09/94

3. Scheduled date for restart following refueling:

Refueling Outage 3, 07/07/94

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

No

5. Scheduled 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: 0 (b) 401

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 of fload capability.

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

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r UNIT SHUTDOWNS AND POWER REDIJCTIONS DOCKET NO. 50-443 UNIT Seabrook 1  ;

DATE 06/13/94 REPORT HONTH HAY. 1994 COMPLETED BY P. E. Nardone TELEPHONE (603) 474 9521 Ext. 4074 [

No. Date Type Duration Reason' Method of Licensee Cause & Corrective -

(Hours) Shutting Event Action to

, Down Reactor' Report # Prevent Recurrence _

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94 02 05/01/94 5 744.0 C 4 NA Scheduled Refueling Outage  !

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f 2 i 1 3 i F: Forced Reason: Hethod:

S: Scheduled A-Equipment Failure (Explain) 1-Manual ,

B-Haintenance or Test 2-Manual Scram j i

C-Refueling 3-Automatic Scram [

D-Regulatory Restriction 4-Continued from E-Operator Training & License Examination previous month  ;

i F-Administrative 5-Power Reduction l G-Operational Error (Explain) (Duration = 0)

H-Other (Explain) 9-Other (Explain) i  !

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50 443 UNIT Seabrook 1 DATE 06/13/94 COMPLETED BY P. E Nardone TELEPHONE (603) 474 9521 Ext. 4074 HONTH HAY. 1994 DAY AVERACE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe Net) (MWe Net) 1 0 17 0 2 0 18 0 3 0 19 0 4 0 20 0 5 _

0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0 13 9 29 0 14 0 30 0 15 0 31 0 16 0 INSTRUCTIONS On this format, list the average daily unit power level in HWe Net for each day in the reporting l

month. Compute to the nearest whole megawatt.

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