ML20133J035

Monthly Operating Rept for Sept 1985

ML20133J035
Person / Time
Site:	Nine Mile Point
Issue date:	09/30/1985
From:	Lempges T, Roman T NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NMP-14536, NUDOCS 8510180236
Download: ML20133J035 (5)

Text

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NIAGARA M0flAWK POWER CORPORATION NINE MILE POINT NUCLEAR STATION UNIT #1 NARRATIVE OF OPERATING EXPERIENCE I

The station operated during the month of September 1985 with a Unit f

Availability Factor of 100.0 and a Net Design Electrical Capacity Factor of 93.2.

There were 0 challenges to Electromatic Relief Valves. Reductions in Capacity Factor were due to high circulating water temperatures and control rod sequence exchange.

CLASS I WORK - MECHANICAL MAINTENANCE - SEPTEMBER 1985 hRV 34515 44-10-39 CRD Hyd Cont Unit foot valve removed and replaced packing l

and 'O' rings.

72-146 Rx Bldg. Serv. H O drag valve - installed straps on 2

=

hR# 34517 support and 2 studs and plates.

hR# 34516 94-01 #11 Inst air comp - replaced oil scraper rings.

l hR# 34318 201.1, 23, 24 - removed beam clamp left by contractor from support and taken from gated area. Not needed to support pipe.

hR# 34534 93 wiped up oil on operator.

l hR# 34535 93 wiped up oil on operator.

hR# 34536 93 wiped up oil on operator.

i hR# 34533 93 wiped up oil on operator.

hR# 34763

1. 11 foot valve on CRD 34 replaced packing and 'O' rings.

hR# 33007

1. 12 Inst air com - open, insp. and rebuilt compressor.

Installed new pistons HP and LP and push rods.

hR# 21234

1. 93 cont. spray raw water pump - rebuilt.

hR# 31816 44-10-39 foot valve - replaced packing.

2 i

WR# 33667 44-38-35 CRD accumulator - replaced packing.

L CLASS I KORK - ELECTRICAL MAINTENANCE - SEPTEMBER 1985 I

No Class I, Safety Related, Corrective Maintenance performed this month.

CLASS I WORK - INSTRUMENTATION 6 CONTROL - SEPTEMBER 1985 hR# 34247 CAD monitor System #11 gives downscale oxygen reading when not in test / calibration mode.

(adjusted zero) hR# 34446 Containment spray raw water pump #122 Flow indicator shows elevated flow reading when pump is off.

(Static on meter face) hR# 33786 Diesel fire pump hoses frayed (reattached new braided hose and replaced old reinforced rubber oil lines).

hR# 33663 Instrument air compressor #12 loading solednoids leaking j

(installed normally opened SOV's),

i l

1 l

TCPl l

8510180236 850930 l/

DR ADOCK 05000220 PDR

OPERATING DATA REPORT DOCKET NO. 50-220 10/4/85 d DATE C0%IPLETED llY TWRoman30

/

TELEPHONE 110_?3??

OPERATING STATUS i

1. Unit Name:

Nine Mile Point Unit I Notes

2. Reporting Feriod:

9/1/85 to 9/30/85 1850

3. Licensed Thennal Power (MWt):

640

4. Namepiste Rating (Gross MWe):

620

5. Dengn Electncal Rating (Net MWe):

630

6. Maximum Dependable Capacity (Gross MWe):

610

7. Maximum Dependable Capacity (Net MWe):

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:

1 I

9. Power Level To which Restricted,if Any (Net MWe):

10. Reasons For Restrictions.lf Any:

I This Month Yr. to-Date Cumularise I1. Hours In Reporting Period 720 6531 147,147,2

12. Number Of Hours Reactor Was Critical 720 6494 99,209.7

13. Reactor Reserve Shutdown Hours 0

0 1,204.2

14. Hours Generator On-Line 720 6469 96,274.3

15. Unit Reserve Shutdown Hours 0

0 20.4

16. Gross Thermal Energy Generated (MWH) 1.304.559 11.672.912 160,962,362

17. Gross Electrical Energy Generated (MWH) 429,269 _, 3.908.145 53.288.933

18. Net Electrical Energy Generated (MWH) 416,007_

3,789,857 51,619,851

19. Unit Service Factor 100.0 99.1 70.6

20. Unit Availability Factor 100.0 99.1 71.4

21. Unit Capacity Factor (Using MDC Netl' 94.7 94.8 60.2

22. Unit Capacity Factor (Using DER Net) 93.2 93.3 59.2

23. Unit Forced Outage Rate 0.0 1.3 15.6

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

25. If Shut Down At End Of Report Period. Estimated Date of Startup:

26. Units In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICALITY INITIA L ELECTRICITY COMMERCIAL OPERATION go/77i

b AVER \\GE D ALLY UNIT POhER LEVEL DOCKET NO.

50-220 L'NI T _NMP-1 DATE 10/4/85 TW Roman k

/

l CO\\1PLETED BY TELEPIIONE f315)349-2422 SiONTH September 1985 DAY AVERACE DAILY POWER LEVEL DAY AVER ACE DAILY POWER LEVEL IMhe Net)

(MWe-Net )

600 588 g-594 is 590 3

605 59 586 4

582

o 585 5

581 21 400 6

583 508 7

518 556 23 8

577 24 584 9

580 25 588 10 583 26 585 11 599 583 53 600

S 58o 13 601 586 29 g4 M96 30 581 IS 588 3

16 592 INSTRUCTIONS Ori this for:nst.hst the aserage dat!) unit power lesel tii \\lWe-Net for exh das in ilie rep. iting in.. nth. C..nipute io the nearest whole megawatt.

goi ;3

.a 50-220 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

UNIT NAME NMP-1 DATE 10/4/85 7 )

REPORT MON fit Sept. 1985 COMPLETED BY TW 12nm inn-/

TELEPHONE f41 O tao _')a f?

"t

.5 g 3

Yh Licensee

$w, k

Cause & Correceive h'E No.

Daic g

3g s

js&

Event p

Action to fI u

j p, g Report a vs V j'

Prevent Recurrence H

d 850920 S

69.25 11 4

Control Rod Sequence Exchange I

I 2

3 4

F: Forced Reason:

Method:

Exhibit G - Instructions S. Scheduleil A-Equipment Failure (Explain) 1 -Manual for Preparation oI Data B-Maintenance of Test 2 Manual Scram.

Entry Sheets for Licensee C Refueling 3 Automatic Scram.

Event Report (LER) File (NUREG-D Regulatory Restriction 4 Other (Explain) 0161)

L-Opeutor Training & License Examination F-Adnunistrative 5

G Operatiosul E ror (Explain)

Exlubit i. Same Source 08/77)

Il Othes (E xplain)

NktP-14536 b

NIAGARA MOHAWK POWER CORPORATION NI AG A R A MOHAWK 300 ERIE BOULEV ARD WEST SVRACUSE.N Y.13202 Octobe1 4, 1985 DLtector Office of Inspection and Enforcemerl U.S. Nuclea.1 Regulatory Commbsion Wasitington, DC 20555 Attn:

Document and Conttol Desk Re: Docket No. 50-220 DPR-63

Dear S4t:

Subotitted herewitit is the Report of Operating Statistics and shutdown fo.1 Septembcr 1985 fo.1 the Nine blite Point Nacicar Station Unit *1.

Also included b a na.trative report af Operating Experience f0.1 September 1985.

Vety ttaly yours, 6%i f '

i av.L Thomas E. Lenpges Vice President Nuclear Generation TEL/tg Attachments cc: 04tecto.1, Office of I6E (10 copies) h V

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