ML20091F040

Monthly Operating Rept for Oct 1991 for Seabrook Station, Unit 1

ML20091F040
Person / Time
Site:	Seabrook
Issue date:	10/31/1991
From:	Feigenbaum T, Mardone P PUBLIC SERVICE CO. OF NEW HAMPSHIRE
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NYN-91185, NUDOCS 9111220234
Download: ML20091F040 (6)

Text

--

e New Hampshire Ted C. Felgenbaum h.h h

Presdent and Chief Entcutsve Ol'icer NYN 91185 November 15, 1991 United States Mucicar Regulatory Commission Washington, DC 20555 Attention:

Document Control Desk

Reference:

Facility Operating License NPF 86, Docket No. 50 443

Subject:

Monthly Operating Report Gentlernen:

Enclosed please find Monthly Operating Report 9110. This report addresses the operating and shntdown experience relating to Scabiook Station Unit i for the month of October,1991 und is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Very truly yours,

,ffgSI 4**

Ted C. Feig nbaum Enclosure (s)

TCF:WJT/ tad cc:

Mi. Thomas T. Martir:

Regional Administrator United States Nuclear Regalatory Commission Region 1 475 Allendale Road King of Prussia, PA 19406 Mr. Gordon E. Edison, Sr. Project Manager Project Directorate 1-3 Division of Reactor Projects U.S, Nuclear Regulatory Commission Washington. DC 20555 Mr, Noel Dudley NRC Senior Residerit inspector P.O. Bot 1149 Seabrook, Nil 03874 1

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'* *g n 0 0 *I/ New H mpshii Yonkee DivWon of Public Service Company of New Hampshire j

er *O P.O. Box 300

• Seabrook, NH 03874

• Telephone (603) 474 9521 l-1

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Nr.w llampshire Yankee November 15, 1991 h

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ENCLOSURP 1 TO NYN 911gi 1

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01'ERATING DATA REPORT DOCKET NO.

50-443 UNIT _,E,eabrook 1 DATE 11/15/91 COMPLETED BY P. Na-done TELEPHONE,L603 ),,414-9521 (Ext. 4074)

,QPERATING },TATVS l '. Unit Name:

Seab*ook $tation Unit 1 2.

Reporting' Period OC'IOBER 1991

3..-Licensed Thermal Power (MWt):

3411

-4. Nameplate Rating (Gross MWe):

1197 5.

Design Electrical Rating (Net HVe)4 1148 6.

Maximum Dependable Capacity (Gross MWe):

1200 7.

Maxi'num Dependable Capacity (Net MVe).

1150 8.

If Changes occur in capacity Ratings !. Items Number 1 Through 7)

Since 1.ast Report. Give Reasons:

Not Ap,qlicable 9.

Power Level To Which Restricted, If Any:

None 10, Reasons For Ret.trictions, If-Anyt

,,_,,,,,,,,,,Jp_t_ A pp l 1 c a bl e This Month Yr..to-Date Cumulative

11. Hours In Reporting Period 745.0 7296.0 44185.,0,

12. Number Of Hours. Reactor Was Critical 532.1 510 2. 2,,,,

10901.5 11.-Reactor Reserve Shutdown Hours 0.0 0.0

'953d i-

14. Hours Gener ator On-1.ine 3 5 7. ?,,,,_

4932.6 9060.0

15. Unit Reser're Shutdown Hours 0.0 0,d)_,,,,_

0.0

15. Gross Therinal Energy Generated (MWH) 80?,592 15570322

,_28170QiZ,

17. Gros.t Elec. Energy Generated-(MWH) 289785 5396946 9 6 68 86,J, _

18. Het Electrical Energy Generated (MWH) 274 60_L,

5178732 _

92727},0 0

• 10 Unit Service Factor 67.9 67.6 73.1

• 20. Unit.Avai!,abil1+.y Factor

-47.9 67.6

-73.1 l _,

• 21~.-Unit capa<:ity Factor (Using MDC Net) 32.1 61.7 6 8.,J.

-*22. Unit Capa:ity Factor (Using DER Net) 32.1 61.8 68.2

• 23.-Unit Forced Outage Rate 0.0 7.4 10.1

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration-of.Each):

,,,,,, one Scht duled N

251 If Shut 3 wn At End Of Report Period. Estimated Date Of Startup: Not Applicable L-L* NOTE: Valuea based on accumulated hours starting 08/19/90.- date Regular Full Powes* Operation began.

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1 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.,,, 50-443 UNIT _,Spj,1 rook 1 DATE,,_11/15/91 COMPLETED BY P. Nardone TELEPHONE (603) 474-9521 (Ext. 4074)

MONTH OCTOBER. 1991 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL x

(MWe-Net)

(MWe-Net) 1 0

16 J

2 0

17 165 3

0 13 239 4

_?

19 2s9 5

0 20 483 6

,0 21 482 7

0

'd 484 0

0

.3

$$8 9

0 2

100.3 10 0

2$

1040 11 0

26 1068 12 0

27 1066 13 0

28 1070 14 0

29 1145 15 0

30 1146 31 lit 7 INSTRUCTIONS On this format, list the average daily unit power. evel in MWe-Net for each day in the reporting month. Compute to the nearast whole negswatt.

2 of 4

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UNIT. SHUTDOWS 'A2D-PIdEE REDUCTNOKS DOCIET.' NO.

50-643 i).

UNIT Seabrook 1

.DATE 11/15/91 i '

Ft MhtT MONTH 'OCTOBERe 1991 COFLETED BY P. Nardnne.

TM MHONE (603) 474-9521 seat. 4074) l.

No..

.Date

. Typ Duration kcasent 2

Method of.

Licensee Cause & Corrective (Hours)

Shutting Event Action to l

3 Down Reacter Report i, Prevent Recurrence l

Page :L of 1

?

91-08 10101/91 S

383.6 C

4 N/A' Scheduled refueling outage (extended).

i; i

' 91 10/17/91 S'

4.4 B

9.

N/A Performed turbine over* peed tra.p surveillance. Turbine load reduced z

from 210 M'.Te.

Generater breaker cpened. Reactor rovst being held i

at 112.

4 p.

s t

i l'

i i

i 2

3 F: Forced Reason:

Method:

S: Scheduled.

A-Equipment Failure (Explain) 1-Mano.t1 B-Maintenance or Tent

?-Manual Scram C-kefueling 3-Automatic Scram 3-Regulatory Restriction

'-Continued from l

E-Operator ' raining-& License Examination previous month F-Administrative 5-Fower Reduction G-Operational' Error (Explain)

(Durat'an = 0)

H-Other (Explain)

,9 'Jther (Exp.ain) 3 of 4 4

4

.2 J

DOCKET No.

50-443 UNIT Seabrook 1

~

DATE 11/15/91 COMPLETED BY P. Nardone 1~

TELEPHONE (603) 474-95/1 0

(Exc. 4074)

REFUELING INFOR$ :0N REQUEST 3eabrook Unit 1 a

for ne't s+

'1(ng shutdown:

09/19/92 2

a 6

.t4.-

y 1%.

Po for roitart.

$ reing refuelinct 11/14/92 r %1ng or resumption of operation thereafter require a technical y -

?

y

,,; i enange or other license emendmenc?

,c

~3,

Yes, cactor Coulant S tem Narrow Range RTD Bypass Elimination

?

'N

5. ScM N1ed date(s for submit. ting licensing action and supporting j

inrotmation:

Decamber 12, 1991 Inportant liceps: tg considerations associated with refueling, e.g.,

n e+t or different fuel design or sugplier, unreviewed design or performance analysis methods, significant changes in fuel design, net operating procedures; Next refueling will be the initial start of the 18 month fuel cycle schedule.

7. The number of fuel as.semblies (a) in ti.e core and (b) in the opent fuel storage pools (a) In Core:

193 (b),,

>0

8. The present licensed Opent fuel pool stotage capacity and the size of any increase in licensed storage capacity that has been requested or is planned. in number of fue~i

,semblies:

. city:

12 '.,6 Present licensed 4

No increase in storage capacity requested or planned.

9. The projected date of the last refueling that can be discharged to the spent fuel poci assuming the present licensed capacity:

Licensed capacity of 2.236 fuel assemblies based on fac.rteen annual refuelings and full core offload capabil3ty.

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

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