ML17227A428

Monthly Operating Repts for Apr,1992 for St Lucie,Units 1 & 2.W/920512 Ltr

ML17227A428
Person / Time
Site:	Saint Lucie
Issue date:	04/30/1992
From:	Breen J, Sager D FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
L-92-148, NUDOCS 9205190078
Download: ML17227A428 (17)

Text

ACCELERATED D TRIBUTION DEMONS TION SYSTEM j

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REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

~ %%4t9'9 DOCKET FACIL:50-335 St. Lucie Plant, Unit 1, Florida Power & Light Co. 05000335 50-389 St. Lucie Plant, Unit 2, Florida Power & Light Co. 05000389 AUTH. NAME AUTHOR AFFILIATION BREEN,J.J. Florida Power & Light Co.

SAGER,D.A. Florida Power & Light Co. R RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Month ting repts for April 1992 for St. Lucie Units 1

& 2 /92051 tr. D DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL J Monthly Operating Report (per Tech Specs) SIZE'ITLE:

NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL D PD2-2 LA 3 3 PD2-2 PD 1 1 NORRIS,J 1 1 D

INTERNAL: ACRS 10 10 AEOD/DOA AEOD/DSP/TPAB 1 1 Q LPEB10 NRR/DOEA/OEAB 1 1 REG FIL 01 RGN2 1 1 EXTERNAL: EG&G BRYCE,J.H 1 1 NRC PDR NSIC 1 1 R

D D

D NOTE TO ALL "RIDS" RECIPIENTS:

8 PLEASE HELP US TO REDUCE WASTE! CONTACT THE DOCUMENT CONTROL DESK, ROOM Pl-37 (EXT. 20079) TO ELIMINATEYOUR NAME FROM DISTRIBUTION LINIS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 24 ENCL 24

L P.O. Box 128, Ft. Pierce, FL 34954-0128 May 12, 1992 L-92-148 10 CFR 50.36 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 Re: St. Lucie Units 1 and 2 Docket Nos. 50-335 and 50-389 Monthl 0 eratin Re ort Attached are the April 1992 Operating Status and Summary of Operating Experience Reports for St. Lucie Units 1 and 2.

Should there be any questions on this information, please contact us ~

Very truly yours, did'.

A. ger Vice sident St. ie Plant DAS:JJB:kw cc: Stewart D. Ebneter, Regional Administrator, Region Senior Resident Inspector, USNRC, St. Lucie Plant II, USNRC Attachments f,

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO ~ 50-335 DATE COMPLETED BY J.J. Breen TELEPHONE 407 468-4248 MONTH APRIL 1992 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 4/ 1/92 732 4/ 2/92 866 4/ 3/92 865 4/ 4/92 867 4/ 5/92 865 4/ 6/92 867 4/ 7/92 867 4/ 8/92 867 4/ 9/92 865 4/10/92 865 4/11/92 864 4/12/92 863 4/13/92 828 4/14/92 598 4/15/92 749 4/16/92 863 4/17/92 4/18/92 863 4/19/92 862 4/20/92 862 4/21/92 863 4/22/92 862 4/23/92 865 4/24/92 858 4/25/92

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4/26/92 862 4/27/92 863 865 4/28/92 864 4/29/92 866 4/30/92 866

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OPERATING DATA REPORT DOCVET NO 5e 335 DATE COMPI ETED BY Ji J ~ BREEN TELEPHONE 407/694/4248 OPERATXNG STATUS 1 t UNIT NAME t ST o LUCXE UNIT 1 Zi REPORTXNG PERIOD+ APRIL 1992 3 LXCENSED THERMAL POHER (MHT): ~7ee 4i NAMEPLATE RATING (GROSS MME): 850 5+ DESIGN ELECTRICAL RATING ( NET MWE ) l.....,. .... 830 7 MAXXMUM DEPENDABLE CAPACXTY (NET MME)'39 6+ MAXIMUM DEPENDABLE CAPACITY (GROSS MHE)f 872 8+ IF CHANGES OCCUR XN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SXNCE LAST REPORT t GIVE REASONS+

9+ POHER LEVEL TO HHXCH RESTRICTED'" IF ANY (NET MHE) ie, REASONS FOR RESTRXCTIONSr XF ANY'ONTHLY

-YTD- CUMULATXVE tl.i HOURS XN REPORT PERIODS 719 '2903 134639,0 12i NUMBER OF HOURS REACTOR WAS CRITICAL 71'9s 0 2903.0 ie3e12o6 i.3i REACTOR RESERVE SHUTDOWN HOURS ewe ewe 205.3 HOURS GENERATOR ON-LINE 719 ie 29e3ie ieZe98i9 15'NXT RESERVE SHUTDOHN HOURS eie eie 39 i 3 16+ GROSS THERMAL ENERGY GENERATED (MHH) 1904137 7801577 263528829 17+ GROSS ELECTRXCAL ENERGY GENERATED (MHH) 639860 2629450 86962270 18+ NET ELECTRXCAL ENERGY GENERATED (MHH) 607924 2500255 82183951 19 o UNIT SERVICE FACTOR ieeie iee,e 75.8 20 UNXT AVAXLABILXTYFACTOR iee+e ieeie 75i9 Zio CAPACITY FACTOR (USING MDC NET) lee+8 ieZ+7 75' 22 ~ CAPACITY FACTOR (USXNG DER NET) 'ei+9 ie3o8 74+5 23+ UNXT FORCED OUTAGE RATE eie eie 4ie 24+ SHUTDOWNS SCHEDULED, OVER NEXT' MONTHS io 25 o XF SHUT DOHN AT END OF REPORT PERIOD r ESTIMATED DATE OF STARTUP ~

UNIT SHUTDOWNS AI'6) POWER REDUCTIONS DDDBBTND. ~PDP 5 DINT NBNB TLU IE DATE COMPLETED BY J. J BREEN TBLBPHDNB L40468 8 REPORT MONTH APRIL 19 2 No. Date Type Duration Reason~ Method of Licensee System Cause & Corrective Code'omponent (Hours) Shutting Event Report Code' Action to Down Prevent Recurrence Reactor 920413 F 0.0 N/A HF HTEXCH Unit 1 was downpowered for maintenance work on the 1A1 Heater Drain Pump and for cleaning of the 1A TCW Heat Exchanger.

F Forced Reason Method Exhibit G - Instructions for S Scheduled A - Equipment failure (explain) l - Manual Preparation of Data Entry B - Maintenance or Test 2 - Manual Scram Sheets Licensee Event Report C - Refueling 3 - Automatic Scram (LER) File (NUREG4161)

D - Regulatory restriction 4 - Continued E - Operator Training 8'c License Examination 5 - Load Reduction F - Administrative 9 - Other (Explain) Exhibit l - Same Source G - Operational Error (Expalin)

H - Other (Explain)

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SUMMARY

OF OPERATING EXPERIENCE DOCKET NO ~ 50-335 DATE COMPLETED BY Z.Z. Breen TELEPHONE 407 468-4248 REPORT MONTH APRIL 1992 Unit 1 was downpowered on April 13, 1992, for maintenance work on the 1A1 Heater Drain Pump and for cleaning of the 1A TCW Heat Exchanger. On April 16, 1992, the Unit was at 100> power and remained there for the rest of the month.

In accordance with the requirements of Technical Specification 6.9.1.6, there were no challenges to the PORVs or safety valves during the report period.

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AVERAGE DAILY UNIT POSER DOCKET NO 50-389 I~

DATE COMPLETED BY J.J. Breen TELEPHONE 407 468-4248 MONTH APRIL 1992 AVERAGE DAILY POSER LEVEL (Mwe-Net) 4/ 1/92 862 4/ 2/92 862 4/ 3/92 860 4/ 4/92 861 4/ 5/92 85'I 4/ 6/92 859 4/ 7/92 836 4/ 8/92 692 4/ 9/92 780 4/10/92 865 4/11/92 864 4/12/92 862 4/13/9Z 862 4/14/92 861 4/15/92 861 4/16/92 862 4/17/92 860 4/18/92 859 4/19/92 S57 4/20/92 853 4/Zi/92 11 4/22/92 -21 4/23/92 -2 4/24/92 -1 4/25/92 4/26/92 4/27/92 -3 4/28/92 -3 4/29/92 -3 4/30/92 -3

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OPERATXNG DAT* REPORT DOCV(ET NO 50 389 DATE COMPLETED BY Ji Ji BREEN TELEPHONE 407/694/4248 OPERATING STATUS is UNIT NAMEi ST+ LUCIE UNIT 2 2+ REPORTING PERIOD: APRXL 1992 3i LICENSED THERMAL POHER (MHT) t 2700 4i NAMEPLATE RATING (GROSS MME) $ 850 5, DESIGN ELECTRXCAL RATING (NET MME); 830 bi MAXIMUM DEPENDABLE CAPACITY (GROSS MME) i 882 7i M*XXMUM DEPENDABLE CAPACITY (NET MHE)i 839 Bi IF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SXNCE LAST REPORT r GIVE REASONS i POWER LEVEL TO WHICH RESTRICTED~ XF ANY (NET MHE) 10'EASONS FOR RESTRICTIONS'F ANYw MONTHLY - YTD- CUMULATIVE ilo HOURS IN REPORT PERIOD) 719 2963 76536oe 12'UMBER OF HOURS REACTOR HAS CRITICAL 481.6 2665ib 66285i9

13. REACTOR RESERVE SHUTDOWN HOURS OoO Oi0 0.0 14 i HOURS GENERATOR ON-LINE 481 ib 2665ib 65269 9F 15 o UNIT RESERVE SHUTDOWN HOURS OiO Oie OiO ibi GROSS THERMAL ENERGY GENERATED (MHH) 1278337 7022240 171134846

17. GROSS ELECTRICAL ENERGY GENERATED (MHH) 428790 2360550 57086370 18'ET ELECTRICAL ENERGY GENERATED (MWH) 404865 2236886 53999733

19. UNIT SERVXCE FACTOR 67eO 91 i 8 85i3

28. UNIT AVAXL*BXLITYFACTOR 67iO 91+8 85i3 21'APACITY FACTOR (USING MDC NET) 67+ 1, 91 i8 85+5 22+ CAPACITY F*CTOR (USXNG DER NET) 67 ' 92+8 85i7 23'NIT FORCED OUTAGE RATE 0+0 0+0 4i9 24'HUTDOHNS SCHEDULED OVER NEXT 6 MONTHS UNIT 2 SHUTDOWN 7 REFUELXNG 25 XF SHUT DOHN AT END OF REPORT PERIOD ESTXMATED DATE OF STARTUP'/27/92

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4 UNIT SHUTDOWNS AI'6) POWER REDUCTIONS DDDE81'ND.

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~8TLU IE DATE COMPLETED BY J. J BREEN TELEPNDPN 6446 468-4248 REPORT MONTH MARCH l 2 No. Date Type Duration Reason~ Method of Licensee System Component Cause R Corrective (Hours) Shutting Event Report Code Codes Action to Down ¹ Prevent Recurrence Reactor 920407 0.0 N/A HF XXXXXX Unit 2 was downpowered and held at approximately 80% power for waterbox cleaning.

920408 0.0 B N/A- HF CKTBRK Unit 2 was held at approximately 85% power because of electrical problems experienced with the 2A2 circulating water pump (CWP) breaker.

920420 237.4 N/A RB VESSEL Unit 2 was downpowered for refueling.

F Forced Reason Method Exhibit G - Instructions for S Scheduled A - Equipment failure (explain) 1 - Manual Preparation of Data Entry B - Maintcnancc or Test 2 - Manual Scram Shccts Liccnsce Event Rcport C - Refueling 3 - Automatic Scram (LER) File (NUREG4161)

D - Regulatory restriction 4 - Continued E - Operator Training ds License Examination 5 - Load Reduction F - Administrative 9 - Other (Explain) Exhibit I - Same Source G - Operational Error (Expalin)

H - Other (Explain) s

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-389 DATE COMPLETED BY Z.Z. Breen TELEPHONE 407 468-4248 REPORT MONTH APRIL 1992 Unit 2 was downpowered on April 7, 1992, for waterbox cleaning; upon the completion of waterbox cleaning Unit 2 was increased in power. On April 8, 1992, the Unit was held at approximately 854 power when electrical problems were experienced with the 2A2 CWP breaker. On April 9, 1992, Unit 2 was at 100% power and remained there until April 20, 1992, when the Unit was downpowered for refueling. Unit 2 is currently in a refueling outage.

In accordance with the requirements of Technical Specification 6.9.1.6, there were no challenges to the PORVs or safety valves during the report period.

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