ML20128N524

Monthly Operating Rept for Sept 1996 for Seabrook Station Unit 1

ML20128N524
Person / Time
Site:	Seabrook
Issue date:	09/30/1996
From:	Diprofio W, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-96071, NUDOCS 9610160419
Download: ML20128N524 (5)

Text

...

l

\\%,,,

h North North Atlantic Energy Service Corporation P.O. Box 300 l

'%3 Atlantic seabrook, Nil 03874 d

(603) 474-9521 The Northeast Utilities System l

OCT I 01996 l

Docket No. 50443 NYN-96071 l

I l

l United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 Seabrook Station Monthly Ooerating Reoort Enclosed please find Monthly Operating Report 96-09. This report addresses the operating and i

shutdown experience relating to Seabrook Station Unit I for the month of September,1996 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yours, NORTH ATLANTIC ENERGY SERVICE CORP.

h$r$ Y William A. DiProfi[

Station Directcr cc:

H. J. Miller, Region 1 Administrator A.W. De Agazio, NRC Project Manager, Seabrook Station

{

j J.B. Macdonald, Senior Resident Inspector, Seabrook Station c

160068 9610160419 960930 PDR ADOCK 05000443 R

PDR

_m OPERATING DATA REPORT DOCKET NG.

50-443 UNIT Seabrook1 DATE October 2,1996 COMPLETED BY P.E. Nardone TELEPilONE 603/474 9521 Ext. 4074 OPERATING STATt$

1.

Unit Name:

Seabrook Station Unit 1 2.

Reporting Period:

SEPTEMBER,1996 3.

Licensed Hermal Power (MWt):

3411 4.

Nameplate Rating (Gross MWe):

1197 5.

Design Electrical Rating (Net MWe):

1148 6.

Maximum Dependable Capacity (Gross MWe):

1204 7.

Maximum Dependable Capacity (Net MWe):

1158 8.

If Changes Occur in Capacity Ratings (Items Number 3 through 7) Since Last Not Applicable Report, Give Reasons:

9.

Power Level To Which Restricted, If Any (Net MWe):

None 10.

Reasons For Restrictions, if Any:

Not Applicable This Month Yr-to-Date Cumulative 11.

liours in Reporting Period 720.0 6575.0 87288.0 12.

Number of flours Reactor Was Cntical 720.0 6535.9 47465.9 13.

Reactor Reserve Shutdown llours 0.0 0.0 953.3 14.

Ilours Generator On-Line 720.0 6481.7 45091.8 15.

Unit Reserve Shutdown flours 0.0 0.0 0.0 16.

Gross nermal Energy Generated (MWII) 2456614 21464171 148556445 17.

Gross Elec. Energy Generated (MWil) 868520 7574806 51720097 18.

Net Electrical Energy Generated (MWII) 836165 7282968 4 % 90724

• 19.

Unit Service Factor 100.0 98.6 81.5

• 20.

Unit Avadability Factor 100.0 98.6 81.5

• 21.

Unit Capacity Factor (Using MDC Net) 100.3 95.7 78.8

• 22.

Unit Capacity Factor (Using DER Net) 101.2 96.5 79.0

• 23.

Unit Forced Outage Rate 0.0 1.4 5.7 24.

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

25.

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

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

Increased MDC values (Items 6 & 7) startmg 12/01/95.

f I

i 1 of 4

l AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-443 UNIT Seabrook1 DATE October 2,1996 COMPLETED BY P.E. Nardone TELEPl!ONE 603/474-9521 Ext. 4074 MONTil: AUGUST 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 1163 17 1161 2

1161 18 1162 3

1161 19 1162 4

1160 20 1162 5

1160 21 1162 6

1161 22 1162 7

1160 23 1162 8

1160 24 1162 9

1159 25 1162 10 1161 26 1162 11 1162 27 1162 12 1162 28 1163 13 1158 29 1163 14 1159 30 1163 15 1161 16 1161 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporung month. Compute to the nearest whole megawatt, i

2 of 4

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50443 UNIT Seabrook i DATE October 2,1996.

COMPLETED BY P.E. Nardone TELEPIIONE 603/474-9521 Ext. 4074 REPORT MONTII SEPTEMBER 1996 NO.

DATE TYPE' DURATION REASON:

METilOD OF SIIUTTING LICENSEE EVENT CAUSE & CORRECTIVE ACTION TO PREVENT 8

(IlOURS)

DOWN REACTOR REPORT #

RECURRENCE Page1 of1 No entries for stus momh 1

2 3

F: Forced Reason:

Method:

S: Scheduled A - Equipment Failure (Explain) 1 - Manual B - Mair:tenance or Test 2 - Manual Scram C - Refueling 3 - Automatic Scram D - Regulatory Restriction 4 - Contmued from previous month E - Operator Training & License Examination 5 - Power Reduction (Duration = 0)

F-Administrative 9 - Otl.er (Explain)

G - Operational Error (Explain) 11 - Other (Explam) l 3 of 4

REFUELING INFORMATION REQUEST i

DOCKET NO.

50-443 UNIT Seabrook I DATE October 2.19%

COMPLETED BY P.E. Nardone TELEPHONE 603/474-9521 Ext. 4074 1.

Name of Facility:

Seabrook Unit 1 2.

!,cheduled date for next refueling shutdown:

Refueling Outage 5, 06/28/97 3.

'.icheduled date for restart following refueling: Refueling Outage 5, 08/N/97 [ 38 days: based on RO M ]

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

N/A 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:

N/A 7.

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

(a)In Core:

193 (b) 288 1

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 offload capability.

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

l l

l 4 of 4