Text

Monthly Operating Repts for May 1994 for Limerick Generating Station Units 1 & 2
	ML20069K106
Person / Time
Site:	Limerick
Issue date:	05/31/1994
From:	Kelley S, Muntz J; PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
	NUDOCS 9406150258
	Download: ML20069K106 (11)
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J' PECO ENERGY

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Sanatoga, PA 19464 4920 T.S.6.9.1.6 June 12, 1994 Docket Nos. 50-352 50-353 License Nos. NPF-39 NPF-85 U.

S. Nuclear Regulatory Commission Attn:

Document Control Desk Washington, DC 20555

Subject:

Limerick Generating Station Monthly Operating Report For Units 1 and 2 Enclosed are the monthly operating reports for Limerick Units 1 and 2 for the month of May, 1994 forwarded pursuant to Technical Specification 6.9.1.6.

Very truly yours,

,l')We v 'lYl41 <

ames A.

Muntz Director - Site Engineering sjk Enclosures cc:

T. T. Martin, Administrator, Region I, USNRC (w/ enclosures)

N.

S. Perry, USNRC Senior Resident Inspector LGS (w/ enclosures)

D.

R.

Helwig, Vice President, Limerick Generating Station i

9406150258 940531

{DR ADOCK 05000352

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Docket No. 50-352 Attachment to Monthly Operating Report for May 1994 Limerick Generating Station Unit 1 May 1 through May 31, 1994 I.

Narrative Summary of Operatina Experiences Unit 1 began the month of May at a nominal 100% of rated thermal power (RTP).

On May 8, 1994, at 0020 hours2.314815e-4 days 0.00556 hours 3.306878e-5 weeks 7.61e-6 months power was reduced to 92% RTP for a control rod pattern adjustment and main turbine valve testing.

Power was restored to 100% at 0240 hours0.00278 days 0.0667 hours 3.968254e-4 weeks 9.132e-5 months .

On May 17, 1994, at 1453 hours0.0168 days 0.404 hours 0.0024 weeks 5.528665e-4 months the

'A' Isophase Bus Cooling Fan tripped.

ON-101 was entered and power was reduced at 1503 hours0.0174 days 0.418 hours 0.00249 weeks 5.718915e-4 months .

The

'B' fan was out of service for maintenance.

At 1505 hours0.0174 days 0.418 hours 0.00249 weeks 5.726525e-4 months the

'A' Fan was restored and the power reduction was stopped at 97% power.

Power was restored to 100% at 1622 hours0.0188 days 0.451 hours 0.00268 weeks 6.17171e-4 months .

On May 23, 1994, at 1150 hours0.0133 days 0.319 hours 0.0019 weeks 4.37575e-4 months power was reduced to 90% RTP due to high turbine backpressure.

Power was restored to 100% RTP at 1850 hours0.0214 days 0.514 hours 0.00306 weeks 7.03925e-4 months .

On May 25, 1994, at 1225 hours0.0142 days 0.34 hours 0.00203 weeks 4.661125e-4 months power was reduced to 97% RTP due to high turbine backpressure.

Power was restored to 100% RTP at 2300 hours0.0266 days 0.639 hours 0.0038 weeks 8.7515e-4 months .

On May 26, 1994, at 1428 hours0.0165 days 0.397 hours 0.00236 weeks 5.43354e-4 months power was reduced to 97% RTP due to high turbine backpressure.

Power was restored to 100% RTP at 2138 hours0.0247 days 0.594 hours 0.00354 weeks 8.13509e-4 months .

On May 30, 1994, at 1238 hours0.0143 days 0.344 hours 0.00205 weeks 4.71059e-4 months power was reduced to 95% RTP

[

due to high turbine backpressure.

Power was restored to 100% RTP at 2340 hours0.0271 days 0.65 hours 0.00387 weeks 8.9037e-4 months .

i On May 31, 1994, at 1135 hours0.0131 days 0.315 hours 0.00188 weeks 4.318675e-4 months power was reduced to 93% RTP due to high turbine backpressure.

Power was restored to i

100% RTP at 2342 hours0.0271 days 0.651 hours 0.00387 weeks 8.91131e-4 months .

t Unit 1 ended this operating period at 100% of RTP.

II.

Challences to Main Steam Safety Relief Valves There ucre no challenges to the Main Steam Safety Relief Valves during the month of May.

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e OPERATING DATA REPORT DOCKET NO. 50 - 352

[

DATE JUNE 12.1994 COMPLETED BY PECO ENERGY COMPANY STEVEN J.

KELLEY REPORTS ENGINEER SITE ENGINEERING s

LIMERICK GENERATING STATION TELEPHONE (610) 327-1200 EXTENSION 3763 OPEkATING STATUS 7

1 UNIT NAME: LIMERICK UNIT 1 I NOTES: THERE WERE NO LOAD DROPS l

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l 1

O.

REPORTING PERIOD:

MAY.

1994 l

GREATER THAN 20% THIS

(

I t

3.

LICENSED THERMAL POWER (MWT):

3293 i

MONTH.

l

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l l

d.

NAMEPLATE RATING (bWO55 MWED:

1138 l

1 l

l

~5.

DESIGN ELECTRICAL RATING { NET MWE):

1055 l

~_...___

l

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l 6.

MAXIMUM DEPENDABLE CAPACITY (GROS 5 MWE): 1092 l

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l 7.

MAX 1 MUM DEPENDABLE CAPACITY (NET MWE):

1055 1

8.

IF CHANGES OCCUR IN CADACITY HATING 5 (ITEMS NUMBER 3 THROUGH 7) SINCE LAST REPORT. GIVE REASONS:

9.

POWER LEVEL 70 wH3CH RESTRICTED, IF ANY (NET MWE):

F

10. REASONS FOR RESTR2CTIONS. IF ANY:

[

l

.THIS MONTH YR-TO-DATE CUMULATIVE F

11 HOURS IN REPORTING PERIOD 744 3,623 73.007 12, NUMBER OF HOURS REACTOR WAS CRITICAL.

744.0 2.772.2 58.971.3

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0 14 HOURS GENERATOR ON-LINE 744.0 2.715.7 57.900.5 f

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROS 5 THERMAL ENERGY GENERATED (MwH)

_ _. -- _ _ _ 6 8 0 8.199.650 177.650.409 2.441..

17. GROS 5 ELECTRICAL ENERGY GENERATED (MwH).

799.700 2.663.450 57.705.490 i

10. NET ELECTRICAL ENERGV GENERATED (MwH) 773.301 2.565.394 55.351.384 PAGE 1 OF 2

[

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5 OPERATING DATA REPORT (CONTINUED)

DOCKET NO. 50 - 352

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DATE JUNE 12.1994 i.

t THIS MONT*

VR-TO-DATE CUMULATIVE

[

19.

UNIT S E R v'I C E FACTOD 100.C 75.0 79.3 2i UNIT AVAILABIL!TV FACTOR t00,0 75.0 79.3 j

2e UNIT CAPACITb FACTOL (USING MDC NET 98.5 67.1

?i.9

22. UNIT CADACITs 5 ACTOR ( U 5 I t46 DEL NITi 98.5 67.1 74-.9 I

23. UNIT SORCED OUTAGE mate C. t:

2.1 4.(

24 _ SHOTDOwNS M **E Dt m E D ML NE=T f v e.Twi

t. T y D E. DATE. AN!- Di;4 A T I ON OF EACH):

f a

26 15 5HUTDOWN AT END 0" REDOct DER t Ot;. ESTIMATED DATE 05 STARTUP:

26. UNITS IN TEST STATUS (PRIOD TO' COMMERCIAL OPERATION):

FORECAST ACHIEVED 1

INITIAL CRITICALITY 12/19/84 12/22/84 '

i INITIAL ELECTRICITv MID APRIL 85 4/13/85 l

COMMERCIAL OPERATION 151 OTL HF 2/01/60 c

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Docket No. 50-353 s

Attachment to Monthly Operating Report for May 1994 Limerick Generating Station Unit 2 May 1 through May 31, 1994 I.

Narrative Summary of Operatina Experiences Limerick Unit 2 began the month of May at a nominal 100% of Rated Thermal Power (RTP).

On May 15, 1994, at 0000 hours0 days 0 hours 0 weeks 0 months power was reduced to 92% RTP for a control rod pattern adjustment and main turbine valve testing.

Power was restored to 100% RTP at 0208 hours0.00241 days 0.0578 hours 3.439153e-4 weeks 7.9144e-5 months .

On May 20, 1994, at 1621 hours0.0188 days 0.45 hours 0.00268 weeks 6.167905e-4 months power was reduced to 85% RTP for insertion of various control rods for HCU maintenance.

l Power was restored to 100% at 2107 hours0.0244 days 0.585 hours 0.00348 weeks 8.017135e-4 months .

{

Unit 2 ended this operating period a'c 100% of RTP.

II.

Challences to Main Steam Safety Relief Valves There were no challenges to the Main Steam Safety Relief Valves during the month of May.

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l OPERATING DATA REPORT (CONTINUED)

DOCMET NO.- SC - 353 e s l

f d

ii

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OATE JUNE.._'___..__....... ___.._.

S.1994 l

THIS VONT-v4-TO-DATE CuvuuaTIVE t

i

19. UNIT SERVICE FACTOR "OJ 100.C P7.

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20. UNIT AVAILABILITv FACTom i t:0 j

int F-l

21. UNIT CAPACITY FACTOR (USING WDC NET) 500.P

00.7 44 g

l

22. UNIT CAPACITV FACTOR (USING DEA NET) 100.6 100.7 84 i

j l

23. UNIT FORCED OUTAGE RATE 0.0 U.

l l

24 SHUTDOWN 5 SCHEDULED OVER NExT ( WONT*L ' TvPL. DATE. AND Ducatiot. Or tacco 4

i l

25. IF SHUTDOwh AT END 05 REPORT DERIOD. ESTIMATED DATE O'

$TARTue:

26. UNIT 5 IN TE5" STATUS (PRIOP 10 COMMERCIAL OPERATION 2:

'ORECAST ACHIEVED i

INITIAL CRITICA,ITY 08/12/89 08/12/89

__~_..-__

INITIAL ELECTRICITv 09/01/89 09/01/09 l

COVVERCIAL ODERATION 02/01/90 01/08/90 i

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I paGE 2 OS 2 i

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l UNIT SHUTDOWNS AND DOWER REDUCTIONS DOCKET NO. 50 - 353 s

UNIT NAME LIVERIC*

UNIT 2 l

DATE JUNE 13.1994 e'-

REPORT MONT*

MAv. 1994 COMPLETED BY PECO ENERGY COMPANY STEVEN J.

MELLEY REPORTS ENGINEER SITE ENGINEERING LIMERICK GENEPATINu STATION I

TELEDHONE (610) 327-1200 EXTENSION 3763 t

VETHOD Or LICENSEE ISYSTEMICOMPONENTt CAUSE AND CORRECTIVE f T v PE j DA L T I Oh i RE 410s l 5H !TTING DOwN:

EVENT I CODE l CODE ACTION TO Nf>

DATE f (1)i (HOJRSi; (2

1 REACTOG (3)

REPORT a 1

(4) I (5) 6 PREVENT RECURRENCE j

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j

{

& ' 040515 1 5 i 000.0 l

6 4

N &

MA 6

INSTRU i REACTOR POWER WAS REDUCED TO 92%

50-i 1

l MAIN TURBINE VALVE TESTING.

l l

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1 I

7 I 940520 t r l con p i

e 4

% 4 se ; CADRvE I REACTOR POWER WAS REDUCED TO 85% SOL 1

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(

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! HvDRAULIC CONTROL UNIT MAINTENANCE.

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{

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(1)

(2)

(3) i4) r. FORCED REASON PETHOD EXHIBIT G - INSTRUCTIONS S - SCHEDULED A - EQUIPMENT FAILURE (EXPLAIN)

- MANUAL FOR PREPARATIGN OF DATA B - MAINTENANCE OR TEST 2 - MANUAL SCRAM.

ENTRV SHLETS FOR LICENSEE C - REFUELING 3 - AUTOMATIC SCRAM.

EVENT REPORT (LER)

D - REGULATORv RESTRICTION 4 - OTHER (EXPLAIN)

FILE (NUREG-0161)

E - OPERATOR TRAINING

LICENSE ErAVINATION F _ ADMINISTRATIVE (52 G - OPERATIONAL ERROR (EXPLAIN /

H - OTHER(EXPLAIN)

EXHIBIT

- SAME SOURCE

_

ML20069K106

Text

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