ML17227A589

Monthly Operating Repts for Aug 1992 for St Lucie Units 1 & 2.W/920910 Ltr

ML17227A589
Person / Time
Site:	Saint Lucie
Issue date:	08/31/1992
From:	Breen J, Sager D FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
L-92-255, NUDOCS 9209170256
Download: ML17227A589 (20)

Text

acczx.zaAreo 0 raramrow omrow. Arroz SvsrzM REGULAT . INFORMATION DISTRIBUTION lSTEM (RIDS)

'C~

DOCKET ¹ FACIL:50-,335 St. Lucie Plant, Unit 1, Florida Power & Light Co. 05000335

%~0-389 St. Lucie Plant, Unit 2, Florida Power & Light Co. 05000389 AUTH. NAME AUTHOR AFFILIATION BREEN,J.J. Florida Power & Light Co.

SAGERPD.A. Florida Power & Light Co.

RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthly operating repts for Aug 1992 for St Lucie units 1 &

2. 'ZUFZD ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR  ! ENCL / SIZE: 3 TITLE: Monthly Operating Report (per Tech Specs)

NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD2-2 LA 3 3 PD2-2 PD 1 1 NORRIS P J 1 1 INTERNAL: ACRS 10 10 AEOD/DOA 1 1 AEOD/DSP/TPAB 1 1 NR~R DLP LPEB10 1 1 NRR/DOEA/OEAB 1 1 ~ILE 01 1 1 RGN2 1 1 EXTERNAL: EG&G BRYCE,J.H 1 1 NRC PDR 1 1 NSIC 1 1 NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE! CONTACT THE DOCUMENT CONTROL DESK.

ROOM Pl-S7 (EXT. 504-2065) TO ELIMINATEYOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 24 ENCL 24

4 II

')

P.O. Box 12$ , Ft. Pierce, FL 34954-0128 September 10, 1992

%Pal L-92-255 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 August 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, D. A. ger Vice esident St. u ie Plant DAS.JJB kw cc: Stewart D. Ebneter, Regional Administrator, Region Senior Resident Inspector, USNRC, St. Lucie Plant II, USNRC Attachments

.DAS/PSL $ 776-92 l', (.. < 9209170256 92083 j

)

-., i'->> PDR'DOCK 05000335 R PDR an Fpl Group companV

%.r,

~ 'M:18.i

' "~

AVERME DAILY UNIT POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Hat) 8/ 1/92 8/ 2/92 844 8/ 3/92 839 8/ 4/92 84.

8/ 5/92 842 8/ 6/9Z 840 8/ 7/92 833 8/ 8/92 833 8/ 9/92 836 8/10/92 837 8/11/92 842 8/12/92 847 8/13/92 846 8/14/92 8/15/92 849'45 8/16/92 844 8/17/92 840 8/18/92 840 8/19/92 838 j9'R'46 8/28/92 8/21/92 8/22/92 8/23/92 8/24/92 838 838 832 765 535 8/25/92 491 8/26/92 523 8/27/9Z. 653 8/28/92 847 8/29/92 850 8'/38/92. 847 8/34 844

OPERATING DAT* REPORT DOC~:ET NO OArE 50 SEP

'i0351992 COMPLETED BY ,J. V. BREEN TELEPHONE 407Z468i4248 OPERATING STATUS

1. UNIT NAMF: STo LUCXE UNIT 1 Zi REPORTING PERIOD+ AUGUST 1992 3i LICENSED THERMAL POWER,(MWT)'700 NAMEPLATE RATING (GROSS MWE)' 850 5, DESIGN ELECTRICAL RATING (NET MWE): 830 6, MAXIMUM DEPENDABI E CAPACITY (GROSS MWE), 87 7i MAXIMUM DEPENDABLE 'CAPACITY (NET MWE)o 839' XF CHANGES OCCUR XN CAPACITY RATXNGS (XTEMS NUMBER 3. THROUGH 7)

SINCE LAST REPORT~ GIVE REASONS'i POWER LEVEL TO WHICH RESTRICTED~ XF ANY (NET MWE) ice REASONS FOR RESTRICTIONS~ IF ANY'ONTHLY

-YTD- CUMULATXVE if'OURS XN REPORT PERIODS 744 5855 137591i0

l, NUMBER. OF HOURS

'l3 REACTOR REACTOR WAS CRXTICAL 744iO 5855oO 105964.6 RESERVE SHUTDOWN, HOURS- 0+0 OoO 205.3 14o HOURS GENERATOR ON-LINE 744oO 5855iO 105050.9 15, UNXT RESERVE SHUTDOWN HOURS 0 i0 0 i0 39 '

ihi GROSS THERMAL ENERGY GENERATED (MWH) 19218O0 15608042 27:l335294 17'ROSS ELECTRICAL ENERGY, GENERATED (MWH). '629680 52150ie 89547830 18'ET ELECTRICAL ENERGY GENERATED (MWH) 596288 4953976 84637672 19'NIT SERVXCF FACTOR 100+0 100>0 76 '

20 o UNIT AVAILABXK.XTYFACTOR. 100+0 100iO 76.4 21m CAPACITY FACTOR. (USING MDC NET) 95i5 100+8 75 i 9 22'APACITY FACTOR'USXNQ DER NET) 96ih 101 ' 75 s 1 23'NXT FORCED OUTAGE, RATE OiO OiO 3~9 24> SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS 25 'F SHUT DOWN AT END OF REPORT'ERXODr ESTIMATED DATE OF STARTUPi

0 I~

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-335 UNIT NANE ETTLE NIT I DATE 'EP iD 1K COMPLETED BY J J BREEN TELEPHONE I440468424 REPORT MONTH AU UST 1 2 No. Date Type Duration Reasons Method of Licensee System Component Cause & Corrective (Hours) Shutting Event Report Code'" Code Action to Down ¹ Prevent Recurrence Reactor 920822 0.0 H N/A HF XXXXXX Unit 1 was reduced in power due to condenser high back pressure.

920823 0.0 H N/A ZZ ZZZZZZ Unit 1 was reduced to approximately 70% power due to a hurricane warning (Hurricane Andrew).

920824 0.0 B N/A HF XXXXXX Unit 1 was reduced in power for waterbox cleaning.

F Forced Reason Method Exhibit G - Instructions for S Scheduled A - Equipmcnt failure (explain) I - Manual Preparation of Data Entry B - Maintenance or Test 2 - Manual Scram Sheets Liccnsec Event Report C - Refur ling 3 - Automatic Scram (LER) Fde (NUREG<t6>>

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

H - Other (Explain) 0915s7 FPL

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO COMPLETED BY TELEPHONE

~IK 50-335 Z.Z. Breen 407 468-4248 REPORT MONTH AUGUST 1992 Unit 1 was at 100% power until August 22, 1992; the unit was then reduced in power due to condenser high back pressure. Unit 1 was further reduced to approximately 704 power on August 23, 1992, due to a hurricane warning (Hurricane Andrew). From August 1992, until August 27, 1992, the unit was reduced in power for24, waterbox cleaning. On August 28, 1992, the unit was returned to 1004 power and remained there for the rest of the month.

Zn 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.

AVERAQE DAILY UNIT POWER LEVEL 199 DAY AVERAQE DAILY POSER LEVEL (Mve-Net) 8/ 1/92 858 8/ 2/92 857 8/ 3/92 857 8/ 4/92 857 8/ 5/92 aen 8/ 6/92 860 8/ 7/92 854 8/ 8/92 854 8/ 9/92 743 8/10/92 8/ii/92 505

-34 8/12/92 -30 8/13/92 8/14/92 92 8/15/92 184 8/16/92 518 8/17/92 751 8/18/92 855 8/19/92 858 8/20/92 859 8/21/92 860 8/22/92 aeo 8/23/92 857 8/24/92 791 8/25/92 706 8/26/92 853 8/27/92 853

'/28/92 853 8/29/92 859 8/30/92 858 8/31/9'2 856

. 852

OPERATING Or TA REPORT DOCV<ET NO 5() '" 389 O*TE SB'0 199l COMPLETED BY Ji J ~ BREEN TELEPHONE 407/468/4248 OPERATING STATUS ii UNIT NAME+ ST+ LUCXE

'UGUST i UNIT 2 2 i REPORTING PERIOD 992

3. LICENSED THERMAL POWER (HWT)i 2700 4s NAMEPLATE RATING (GROSS HWE) t 850 5o DESIGN ELECTRXCAL RATING (NET MWE): 830 6i HAXXHUH DEPENDABLE CAPACITY (GROSS HWE) o 882 7 HAXXHUH DFPENDABLE CAPACXTY (NET MWE): 839 8, XF CHANGES OCCUR XN CAPACXTY RATINGS <ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT~ GXVE REASONS:.

POWER LEVEL TO WHXCH RESTRICTED~ IF ANY (NET. MWE) iOo REASONS FOR RESTRICTIONS@ XF ANY+

HONTHLY - YTD- CUMULATIVE 11 i HOURS XN REPORT PERIOD t 744 79488.0 i2i NUHBER OF HOURS REACTOR WAS CRXTXCAL 72i i6 5855'229i4 67849+6 13'EACTOR RESERVE SHUTDOWN HOURS 0' Oi0 0.0 i4o HOURS GENERATOR ON-LXNE 682o9 4iiO+6 66714o9

'15'NIT RESERVE SHUTDOWN HOURS 0+0 OiO 0 <)

16+ GROSS'HERMAL ENERGY GENERATED (MWH) i705305 i055i200 i74663806 17m GROSS ELECTRICAL ENERGY GENERATED <HWH) 5657 <) 3529490 58255318 i8, NET ELECTRICAL ENERGY GENERATED. <MWH) 533i49'1+8 3327850 55090697 UNXT SERVXCE FACTOR- 70o2 83.9 20 o UNIT AVAILABXt';XTVFACTOR" 9io8 70 ' 83~9 2i+ CAPACITY FACTOR= (USING'DC NET) 85+4 67o7 83 i 9 22+ CAPACITY FACTOR (USXNC. DER NET) 86+3 68i5 84.i 23'NIT FORCED OUTAGE RATE 8+2 3i4 .... 5.C 24+ SHUTDOWNS SCHEDULED'VER NEXT 6 MONTHS XF SHUT DOWN AT END OF REPORT'ERIOD ~ ESTIMATED DATE OF STARTUP '

0 I ~

UNIT SHU'I DOWNS AND POWER REDUCTIONS DOCKET NO. 50-389 UNIT NAME TL IE 2 DATE SEP jo 199Z COMPLETED BY J BREEN 22!LHPHDHH LPD448H24 REPORT MONTH AUGUST 1 2 No.

Date Type'uration Reason~ Method of Licensee

'vent Report Cod Code'ause Component & Corrective (Hours)

Reactor'ystem Shutting Down ¹ e4 Action to Prevent Recurrence 19 920809 0.0 N/A HF PUMPXX Unit 2 was manually downpowered to repair the traveling screen for the 2B2 Circulating Water Pump (CWP).

19 920810 61.1 H HH PUMPXX The unit was manually tripped due to a fire in the "C" condensate pump lead box.

20 920813 0.0 N/A HH ZZZZZZ Unit 2 was held at approximately 30% power due to a chemistry hold.

21 920815 0.0 N/A HF XXXXXX Unit 2 was held at approximately 83% power due to a 2A2 waterbox tube leak.

22 920823 0.0 N/A ZZ ZZZZZZ Unit 2 was reduced to approximately 70% power due to a hurricane warning (Hurricane Andrew).

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

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

H - Other (Explain)

~"

UNIT SHUTDOWNS AND, POWER REDUCTIONS DOCKET NO. 50-389 TL IE NIT2 DATE 0 1992 COMPLETED BY J. J. BREEN TELEPHONE 4 4 8-4248 REPORT MONTH AU UST I 2 Date Type Duration Reason~ Method of System Component Cause & Corrective No. (Hours) Shutting Event Report Code Code Action to Reactor'icensee Down Prevent Recurrence 23 920824 0.0 B N/A HA VALVEX The unit was reduced in power for turbine valve testing..

920824 0.0 H N/A zz ZZZZZZ The unit was held at approximately 78% due to electrical transmission system grid instability.

F Forced Reason Method Exhibit G - Instructions for S Schcdulcd A - Equipntent failure (explain) I - Manual Preparation of Data Entry B - Maintcnancc or Test 2 - Manual Scram Sheets Licensee Event Report C - Refueling 3 - Automatic Scram (LER) File (NUREGW161)

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

H - Other (Explain)

ll 1"a V

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50-389 COMPLETED BY

~III.I J.J. Breen IIII TELEPHONE 407 468-4248 REPORT MONTH AUGUST 1992 Unit 2 was at 1004 power until August 9, 1992, when the unit was downpowered due to failure of the 2B2 Circulating Water Pump traveling screen. On August 10, 1992, the unit was manually tripped due to a fire in the "C" condensate pump lead box. On August 13, 1992, the unit was returned to power and then held at approximately 304 power for a Chemistry Hold. On August 15, 1992, the unit was held at approximately 834 power due to a 2A2 waterbox tube leak. On August 23, 1992, the unit was reduced in power to approximately 704 due to a hurricane warning (Hurricane Andrew).

On August. 24, 1992, the unit was reduced slightly in power for turbine valve testing; the unit was then held at approximately 784 power due to electrical transmission system grid instability. The unit was at 100% power by the end of the day and remained there for the rest of the month.

Xn 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.

k tl

~ y I

$ I ~ I e

~ ~