ML17228A303

Monthly Operating Repts for Aug 1993 for St Lucie,Units 1 & 2.W/930913 Ltr

ML17228A303
Person / Time
Site:	Saint Lucie
Issue date:	08/31/1993
From:	Sager D, Charlotte White FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
L-93-231, NUDOCS 9309170236
Download: ML17228A303 (13)

Text

':. ACCELERATE DOCUMENT'T DIS'I'RIB 'I'ION SYSTEM REGULAT INFORMATION DISTRIBUTION STEM (RIDS)

CCESSION NBR:9309170236 DOC.DATE: 'PO&jKSX NOTARIZED: NO DOCKET N FACIL:50-335 St. Lucie Plant, Unit 1, Florida Power a Light Co. 05000335 50-389 St. Lucie Plant, Unit 2, Florida Power 6 Light Co. 05000389 AUTH. NAME AUTHOR AFFILIATION WHITEiC. Florida Power 6 Light Co.

SAGER,D.A. Florida Power 6 Light Co.

RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthl o crating repts for Aug 1993 for St Lucie,units 1 &

2.W/ 30913 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE: S 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,J 1 1 D

INTERNAL: ACRS 10 10 AEOD/DOA 1 1 AEOD/DSP/TPAB 1 1 R DORS OEAB 1 1 NRR/DRIL/RPEB 1 1 RE 01 1 1 RGN2 1 1 EXTERNAL: EGSG BRYCE,J.H 1 1 NRC PDR 1 1 NSIC 1 1 D

NOTE TO ALL"RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE! CONTACI'IIE DOCUMENT CON'I'ROL DI'SV, ROOM Pl-37 (EXT. 504-2065) TO ELIMINATEYOUR NAME FROM DISTRII3U'I'ION LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED: LTTR 24 ENCL 24

I P.O. Box 1, Ft. Pierce, FL 34954-0128 L-93-231 September 13, 1993 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 Attached are the August, 1993, 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 sident St. Lu e Plant DAS/CDW/kw cc: Stewart D. Ebneter, Regional Administrator, Region II, USNRC Senior Resident Inspector, USNRC, St. Lucie Plant Attachments DAS/PSL ¹986-93 9309170236 S'30831 PDR ADOCK 05000335 j c'UUDO an FPL Group company

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50-335 UNIT: St. Lucie g1 DATE 9/ 9/93 COMPLETED BY: C. WHITE TELEPHONE: (407) 468-4248 MONTH AUGUST 1993 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 8/01/93 848 8/02/93 847 8/03/93 848 8/04/93 852 8/05/93 851 8/06/93 853 8/07/93 855 8/08/93 856 8/09/93 852 8/10/93 849 8/11/93 844 8/12/93 843 8/13/93 842 8/14/93 846 8/15/93 851 8/16/93 847 8/17/93 844 8/18/93 843 8/19/93 848 8/20/93 844 8/21/93 841 8/22/93 840 8/23/93 841 8/24/93 838 8/25/93 839 8/26/93 785 8/27/93 827 8/28/93 841 8/29/93 840 8/30/93 637 8/31/93 478

OPERATING DATA REPORT DOCKET NO 50 335 DATE 9/ 9/93 COMPLETED BY C. D. WHITE TELEPHONE 407/468/4248 OPERATING STATUS

1. UNIT NAME: ST. LUCXE UNIT 1

2. REPORTING PERIOD: AUGUST 1993

3. LICENSED THERMAL POWER (MWT): 2700

4. NAMEPLATE RATING (GROSS MWE): 850

5. DESIGN ELECTRICAL RATING (NET MWE): 830

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 872

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 839

8. XF CHANGES OCCUR IN CAPACITY RATINGS (ITEMS NUMBER' THROUGH 7)

SINCE LAST REPORT, GIVE REASONS:

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE)

10. REASONS FOR RESTRICTIONS, IF ANY:

MONTHLY YTD- CUMULATIVE

11. HOURS IN REPORT PERIOD: 744 5831 146351.0

12. NUMBER OF HOURS REACTOR WAS CRXTICAL 744. 0 4024. 3 112694.9

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 205.3

14. HOURS GENERATOR ON-LINE 744.0 3891.2 111566.7

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 39.3

16. GROSS THERMAL ENERGY GENERATED (MWH) 1964337 10262104 288597814

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 647140 3400210 95260110

18. NET ELECTRICAL ENERGY GENERATED (MWH) 613680 3208360 90034230

19. UNIT SERVICE FACTOR 100.0 66.7 76.2

20. UNIT AVAILABXLXTYFACTOR 100.0 66.7 76.3 21 'APACITY FACTOR (USING MDC NET) 98.3 65.6 75.7 22 'APACITY FACTOR (USING DER NET) 99.4 66.3 75.0

23. UNIT FORCED OUTAGE RATE 0.0 0.0 3.9

24. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS

25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-335 UNIT NAME: ST LUCIE UNIT I DATE: 9/ 9/93 COMPLETED BY: C. D. WHITE TELEPHONE: (407) 468-4248 REPORT MONTH A G T 1 No. Date Type Duration Reason Method of Licensee System Code'omponent Cause & Corrective (Hours) Shutting Event Report Codes Action to Down Prevent Recurrence Reactor 930830 0.0 B N/A HF PUMPXX Unit 1 decreased power due to a circulating water pump low lube water flow alarm. Unit 1 was returned to 1009o power on September 1, 1993.

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

D - Regulatory restriction 4 - Continued E - Operator Training dt License Examination 5 - Load Reduction F - Administrative 9 - Other (Explain) Exhibit 1 - Same Source G - Operational Error (Explain)

H - Other (Explain)

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO.: 50-335 UNIT: St. Lucie g1 DATE: 9/ 9/93 COMPLETED BY: C. WHITE TELEPHONE: (407) 468-4248 REPORT MONTH AUGUST 1993 Unit 1 decreased power on August 30, 1993 due to a circulating water pump low lube water flow alarm. The unit was returned to 1004 power on September 1, 1993. Excluding this period, Unit 1 operated at or above 804 for the month of August.

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.

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 50-389 UNIT: St. Lucie g2 DATE: 9/ 9/93 COMPLETED BY C. WHITE TELEPHONE: (407) 468-4248 MONTH AUGUST i 1 9 9 3 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 8/01/93 831 8/02/93 828 8/03/93 827 8/04/93 829 8/05/93 828 8/06/93 828 8/07/93 828 8/08/93 785 8/09/93 130 8/10/93 -32 8/11/93 551 8/12/93 837 8/13/93 837 8/14/93 838 8/15/93 841 8/16/93 833 8/17/93 828 8/18/93 825 8/19/93 828 8/20/93 821 8/21/93 803 8/22/93 781 8/23/93 766 8/24/93 747 8/25/93 701 8/26/93 450 8/27/93 542 8/28/93 800 8/29/93 825 8/30/93 822 8/31/93 805

OPERATING DATA REPORT DOCKET NO 50 389 DATE 9/ 9/93 COMPLETED BY C. D. WHITE TELEPHONE 407/468/4248 OPERATXNG STATUS

1. UNIT NAME: ST. LUCIE UNIT 2

2. REPORTING PERIOD: AUGUST 1993

3. LICENSED THERMAL POWER (MWT): 2700

4. NAMEPLATE RATING (GROSS MWE): 850

5. DESIGN ELECTRICAL RATING (NET MWE): 830

6. MAXIMUM DEPENDABLE CAPACITY (GROSS MWE): 882

7. MAXIMUM DEPENDABLE CAPACITY (NET MWE): 839

8. IF CHANGES OCCUR XN CAPACITY RATINGS (ITEMS NUMBER 3 THROUGH 7)

SINCE LAST REPORT~ GIVE REASONS

9. POWER LEVEL TO WHICH RESTRICTED, IF ANY (NET MWE)

10. REASONS FOR RESTRICTIONS, IF ANY:

MONTHLY -YTD- CUMULATIVE

11. HOURS IN REPORT PERIOD: 744 5831 88248.0

12. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 3842.8 74247.1

13. REACTOR RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

14. HOURS GENERATOR ON-LINE 700.7 3785.8 72991.2

15. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

16. GROSS THERMAL ENERGY GENERATED (MWH) 1799184 9747497 191112499

17. GROSS ELECTRICAL ENERGY GENERATED (MWH) 580000 3181800 63661450

18. NET ELECTRICAL ENERGY GENERATED (MWH) 546262 2987357 60179099

19. UNIT SERVICE FACTOR 94.2 64.9 82.7

20. UNIT AVAILABILITYFACTOR 94.2 64.9 82.7

21. CAPACITY FACTOR (USING MDC NET) 87.5 61.1 82.4

22. CAPACITY FACTOR (USING DER NET) 88.5 61.7 82.7

23. UNIT FORCED OUTAGE RATE 5.8 35.1 7.6 24 'HUTDOWNS SCHEDULED OVER NEXT 6 MONTHS Cycle 8 Refueling Outage scheduled to begin February 15, 1994.

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25. IF SHUT DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP:

UNIT SHUTDOWNS AI'K) POWER REDUCTIONS DOCKET NO.: 50-389 UNIT NAME: ST LUCIE UNIT 2 DATE: 9/ 9/93 COMPLETED BY: C. D. WHH'E TELEPHONE: (407) 468-4248 REPORT MONTH AUGUST 1 3 No. Date Type'uration Reason Method of Licensee System Code'omponent Cause & Corrective (Hours) Shutting Event Report Codes Action to Down Prevent Recurrence Reactor 12 930809 0.0 B N/A CB XXXXXX Unit 2 reduced power due to backpressure during waterbox cleaning.

930810 43.3 B N/A CB XXXXXX Unit 2 was taken off-line due to a condenser tube leak, detected during waterbox cleaning.

14 930825 0.0 B N/A CB XXXXXX Unit 2 reduced power for waterbox cleaning.

15 930827 0.0 B N/A HB VALVEX Unit 2 reduced power to repair 0'1 governor valve.

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

D - Regulatory restriction 4 - Continued E - Operator Training &, License Examination 5 - Load Reduction F - Administrative 9 - Other (Explain) Exhibit 1 - Same Source G - Operational Error (Explain)

H - Other (Explain)

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO.: 50-389 UNIT: St. Lucie g2 DATE 9/ 9/93 COMPLETED BY: C. WHITE TELEPHONE: (407) 468-4248 REPORT MONTH AUGUST 1993 Unit 2 decreased power on August 9, 1993 for waterbox cleaning. On August 10, 1993 the unit was taken off-line due to a condenser tube leak, detected during waterbox The unit was returned to full power on August 12, 1993. cleaning.

From August 25 to August 27, 1993, the unit decreased power for waterbox cleaning and to repair the g1 governor valve. Excluding these periods, Unit 2 operated at or above 80% for the month of August, 1993.

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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