ML20045H545

Monthly Operating Rept for June 1993 for Waterford 3

ML20045H545
Person / Time
Site:	Waterford
Issue date:	06/30/1993
From:	Wiegert E ENTERGY OPERATIONS, INC.
To:
Shared Package
ML20045H351	List: ML20045H350 ML20045H545
References
NUDOCS 9307200358
Download: ML20045H545 (6)

Text

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h NRC MONTHLY OPERATING REPORT

SUMMARY

OF OPERATIONS WATERFORD 3 JUNE 1993 The unit operated at an average reactor power of 94.6% and experienced one (1) shutdown during the '

period.

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9307200358 930715

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F PRESSURIZER SAFETY VALVE FAILURES AND CHALLENGES WATERFORD 3

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During the month of June 1993, there were no pressurizer safety valve failures or challenges.

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OPERATING DATA REPORT DOCKET NUMBER: 54382 UNIT NAME: WATERFORD 3 DATE OF REPORT: JULY,1993 COMPLETED BY:

E. G. WlEGERT TELEPHONE: 504-739-6446 OPERATING STATUS 1.

Reporting Period: June,1993 Gross Hours in Reporting Period: 720 2.

Currently Authorized Power Level (MWt): 3390 Maximum Dependable Capacity (Net MWe): 1075 Design Electrical Rating (Net MWe): 1104 3.

Power Level to which Restricted (if any) (Net MWe): N/A 4.

Reasons for Restriction (if any): N/A THIS MONTH YR TO DATE CUMULATIVE 5.

Number of Hours Reactor was Critical 696.0 4.290.0 56,683.0 6.

Reactor Reserve Shutdown Hours 7.

Hours Generator was On-line 6 84.7 4.275.0 55,871.2 8.

Unit Reserve Shutdown Hours 9.

Gross Thermal Energy Generated (MWH) 2,310,136 14.422,833 184,089,886

10. Gross Electrical Energy Generated (MWH) 748,390 4,719,370 61,580,840

11. Net Electrical Energy Generated (MWH) 712,349 4.513,293 58,684,910

12. Reactor Service Factor 96.7 98.8 83.2

13. Reactor Availability Factor 96.7 98.8 83.2

14. Unit Service Factor 95.1 98.4 82.1 j

15. Unit Availability Factor 95.1 98.4 82.1

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16. Unit Capacity Factor (using MDC) 92.0 96.7 80.2 l

17. Unit Capacity Factor (Using DER) 89.6 94.1 78.1

18. Unit Forced Outage Rate 4.9 1.6 3.8 1

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t OPERATING DATA REPORT DOCKET NUMBER: 50-382 UNIT NAME: WATERFORD 3 DATE OF REPORT: JULY,1993 COMPLETED BY: E G. WlEGERT 1

TELEPHONE: 504-739-6448 OPERATING DATA REPORT (Con 1)

I 19.

Shutdowns Scheduled over next 6 Months (type, date and duration of each):

N/A i

20.

If Shutdown at end of report period, estimated date of startup: N/A 21.

Unit in Commercial Operation THIS MONTH YR TO DATE CUMULATIVE

22. Hours in Reporting Period 720.0 4,343.0 68,083.0

23. Unit Forced Outage Hours 35.3 88.0

-2,178.7 24.

Nameplate Rating (Gross MWe): 1200 25.

If Changes Occur in Capacity Ratings (Items Number 2 and 24) Since Last Report, Give Reasons: N/A i

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NUMBER: 50-382 UNIT NAME: WATERFORD 3 DATE OF REPORT: JULY,1993 COMPLETED BY:

E. G. WlEGERT TELEPHONE: 504-739-6446 MONTH JUNE DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 1049 17 649 2

1047 18 1030 3

1050 19 1046 4

1047 20 1054 5

1051 21 1055 6

1057 22 1055 7

10J7 23 1054 8

1049 24 1054 9

1047 25 1054 10 1054 26 1055-11 1056 27 1053 12 1032 28 1053 13 1055 29 1052 14 1056 30 1053 15 698 31 N/A 16 (44)

INSTRUCTIONS On this forrnat, list the average daily unit power level in MWe-Net for each day in the reporting month.

Compute to the nearest whole megawatt.

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- UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NUMBER: 50-382 UNIT NAME: WATERFORD 3 DATE OF REPORT: JULY,1993 COMPLETED BY:

E. G. WlEGERT TELEPHONE: 504-739-6446 REPORT FOR JUNE.1993 Type Method of Shutting F = Forced Duration Down the Reactor or Cause, Comments and Number Date S = Scheduled (Hours)

Reason (1)

Reducina Power (21 Corrective Actions 93-03 930615 F

35.3 A

3 Root cause: Failure of the square root extractorin the feed water flow circuit for feed water control system

1. 1 caused feed water regulating valve #1 to fully open, which overfed steam generator #1 causing a trip due to a high levelin steam generator #1.

(1) REASON (2) METHOD A=

Equipment Failure (explain) 1=

Manual B=

Maintenance or Test 2=

Manual Scram C=

Refueling 3=

Automatic Scram D=

Regulatory Restriction 4=

CP:nuation from Previous Period E=

Operator Training and 5=

Power Reduction License Examination 6=

Other(explain)

F=

Administrative G=

Operational Error (explain)

H=

Other(explain)

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=

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