ML20114A618

Monthly Operating Rept for Nov 1984

ML20114A618
Person / Time
Site:	Nine Mile Point
Issue date:	11/30/1984
From:	Lempges T, Roman T NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NMP-10104, NUDOCS 8501280316
Download: ML20114A618 (5)

Text

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1. j NIAGARA MOHAWK POWER CORPORAT10N I e

NINE MILE POINT NUCLEAR STATION UNIT #1

- NARRATIVE OF OPERATING EXPERIENCE The station operated during the month of November. 1984 with a Unit Availability Factor of 92.7% and a Net Design Electrical Capacity challenges to Electromatic Relief Factor of 89.15 . There were O Valves. Reductions in Capacity Factor were due to Failure of #13 Feedwater Controller and oil leak in turbine Control Cabinet CLASS I WORK - MECHANICAL MAINTENANCE - NOVEMBER 1984_

WR# 29805 Repaired CR0 Accumulator 26-19 WR# 29832 Checked RBCLC #12 Heat Exchanger -

WR# 29945 Replaced fuel pump - Diesel Generator 103 WR# 29953 Peplaced stem packing - CR010-11 Foot Valve #111 CLASS 1 WORK - ELECTRICAL MAINTENANCE - NOVEMBER 1984 WR#' 30066 keactor Building Closed Loop Cooling Pump Motor #13 Brkr-Tripping, The breaker was tested, a chart recorder was installed on the cable leads and monitored for 12 days. No problems were discovered, motor back in service MO# 1927 Thismajororderinvo7vesupdatingstationequipmentfor Equipment Qualification. The work performed includes wiring 7

position limit switches, differential pressure transmitters and sealing condulets with Biscoseal. Geared ifmit switch grease was changed for the Emergency Condenser Isolation The l

Valves that are to be installed for the existing valves.

systems involved are the Reactor Containment N2 Purge and Fill, Reactor Core Spray, Containment Spray Raw Water, Containment Spray and Post LOCA Containment Vent System.

CLASS I WORK - INSTRUMENTATION & CONTROL - NOVEMBER 1984 WRf 29814 System 12 02 Analyzer Reading down scale on zero to 5%

scale. Also reading too high on zero to 25% scale.

(recalibrated per procedure ICP201.2 H22 0 -)

WR# 29239 Instrument Air System #11 Instrument air loading solenoid 1eaking through l (replacedloading solenoids U1 & U2)

WR# 29951 Accumulator level switch 42-39 not functioning properly (replacedswitch)

WR# 27972 IPRM Flux Amplifier 44-25B erratic (repaired broken shield wire on input plug)

9-illLL 1 Frvat lur_d MA. i lva . ."

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OPERATING DATA REPORT 50-220 DOCKET NO.

DATE 12/5/84 c7 COMPLETED 8Y T.W. Roman d4 TELEPHONE (315) 349-2422 OPERATING STATUS Notes

,, gg y, Nine Mile Point Unit IPl _

2. Reporting Period:

Novem er 1984 11/1/84-11/30/84 1850

3. Licensed ThermalPower (MWt):

4. Nameplate Rating (Grom MWe):

_ 640

f. Design Ek ctrical Rating (Net MWe): 630 D#

6. Maximum Wpendable Capacity (Grom MWe):

610

7. Maximum Dependable Capacity (tiet MWe):

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

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9. Power Level To Which Restricted,If Any(St MWe):

7

10. Reasona For Restrfetions,If Any:

Dis Month Yr..tc.Date Cumulative

.) 133321.2 720 8041.0

- , II. Hours in Reporting Peri,4 92023.7 688 5722.5

12. Number of Hours Reactor Was Critical 0 0 7 4.z

13. Resetor Reserve Shutdown Hours 89127.3 667.5 5639.0

14. Hours Generator On Lin, 0 0 20.4

15. Unit Rewrve Shutdown Hours 1,209,353.0 9,970412.0 148,064,852.0

16. Grom Thermal Energy Generated (MWH) 48963797.0 -

410076.0 3332016.0

17. Gross Electrical Energy Generated (MWH) _

397719.0 3230b38. F 4/4z539/.0

18. Net Electrica! Energy Cenerated (MWH).

92.7 70.1 66.9

19. Unit Service Factor 70.1 66.9

20. Unic Availability Factor 92.7 90.6 65.9 58.3

21. Unit Capacity Factor (Using MDC Net) 57.4 89.1 64.8 ,

22. Unit capacity Factor (Using DER Nt) 16.5 7.3 0.9

23. Unit Forced Outage Rate l

24. Shutdowns Scheduled Over Nxt 6 Months (Type.Date.and Duration of Eacht. )

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

l Foreeast Achieved

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

l 1

INITIAL CRITICALITY _

l INITIAL ELECTRICITY j

COMMERCIAL. OPE'tATION l tutT'l

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50-220 DOCETNO.

UNIT NAME 9 Mile Pt Unit il UNIT SHUTDOWNS AND POWER REDUCDONS DATE 17/5/84 i Novenber 1984 tonerLETED BY T _Id _ Rnman REPORT MONT11 TER.EPIIOpeE 93151349-2422

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~!: I 3 g*,, h% Cause & Corsective

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% '. Daic g 3g s Event E 'E $3 Aceiun te H g$ 5 E jgg Repust 8' NO y Prevens Racer ence h

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1. 13 Feedwater Pump Controller 84-14 11/8/84 F replacement caused power reduction to 80% power.

84-15 F 37.5 A 1 Shutdown because o'f oil leak' in 11/11/84 Turbine Control Cabinet 15.0 A 3 f While starting up, scramed on Rx Lo 84-16 11/14/84 F Level due to mechanical Pressure Regulator malfunction.

I 2 3 4 F: 17orced Reasun: Method: Exhibis C-Inseractions S; Lliedulcil A lialuipmens Failure (Explain) 1 -Manual for Preparation of Data B-Mainieraance or Test 2-Manisal Sciaan. Enery Shecis for Licensee C-Refueling 3-Automatic Scrmen. Event Report (LER) File (NUREG.

D-Regulsiosy Restricsson 4-Other (Explain) 01fil) f E-Opesator Training & Ucense Examination c 2-I Administrative , 5 Goperationat Ersur (Explain) Exhibis I- Saene Livrce 08/77) Il4hher (linplaini

_ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . _ _ _ _ _ - _ _ _ - _ --___-__i_ 9 _ _ - _ _

rernon mu.uu m.i me AVER 4GE D4ILY UNIT POhER LEVEL DOCKET NO, 50-220 cxir 9 Mile Pt. #1 DATE 12/5/84 ,

CO\tFLETED DY TW Roman k ,, p TELEPflONE _(315) 349 2422 SiONTH November -1984 DAY AVER ACE DAILY POWER LEVE4 DAY AVERAGE DAILY POWER LEVEL (31We.Neil (31We Neil 610 .

613 3 , ,,

2 610 612

, 3,

? 607 3

3, 612 m 4 607 611 2a

'S s 611 612 23 610 22 611 7 608 .

611 .

23 583 614 o a ,,

- 9 604 610 .

25 o

606 609 26 11 459 610 2

0 s --

612 I3 0 610 2'

388 611 14 30 _

15 540 - - -

31 _

16 - 572 i

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NIAGARA MOHAWK POWER. CORPORATION NIAGARA MOHAWK soo enrs soutevano. wser BYnACUSE, N. Y. f 3208 December 7,1984 ct cend KWCU '

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Direetor 'yQ Of fice of Inspect. ion and Enforcemed U.S. Nuclear Regula. tory Comrnission -

Washington, DC 20555

's Mtn: Docume.M and Codrot Cesk

"" Re: 00:het No. 50-220

., DPR-63

Dear Sir:

Submitted herewlth is the ReporGof Operating Statistics and Shutdown for November 1984 for the Nine Mile Poid kuclear O Station Unit #1 1 Also included Ls a nanrative repcrt of Opcrating Experience for November 1984 Very truly yours, M.- sy Y Thomas E. Lempges Vice President .

Nuclear Generation

1. ?0Y DS51GN TEL/Lo attachmenta (( l -

cc: Director, Office. of ISE (10 copies) g gsca M

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