ML19241B410

Monthly Operating Rept for June 1979

ML19241B410
Person / Time
Site:	Beaver Valley
Issue date:	07/02/1979
From:	Spitznogle A DUQUESNE LIGHT CO.
To:
Shared Package
ML19241B408	List: ML19241B407 ML19241B410
References
MOR-790630, NUDOCS 7907170052
Download: ML19241B410 (4)

Text

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OPERATING DAT A REPORT DOCKET NO. 50-331 DATE 7'2'M COMPLETED BY A . E . S o i t :no cl e TELEPHONE. **ll-CC-5923 OPERATING STATI'S

1. Unit Name: 3eaver Valley Power Statien, Uni: 11 NC 5

2. Reporting Period: June, 1979

3. Licensed Thermt! Power (MWt): "

4. Nameplate Rating (Gross MWe): _ 923 S. Design Electrical Rating (Net MWe): 852

6. Maximum Dependaele Capacity (Gross Mr e): 845

7. Maximum Dependable Capacity (Net MWe): 817

8. If Changes Occur in C.ipacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:

9. Power Level To which Restricted,If Any (Net MWe): None

10. Reasons For Restrictions,If Any: N/A This Month Yr.-to.Date Cumulative

!!. Hours in Reporting Period 720 4,343 27.743

12. Number Cf Hours Reactor Was Critica] O 1,166.61 11,362.68

13. Reactor Reserve Shutdown Hours 0 0 4 . .'. 8 2 . 3 0

14. Hours Generator On.Line o _,,

1.106.5'7 10,710.74

15. Unit Reserve Shutdown Hours 0 0

16. Gross Therma _I Energy Generated (MWH) 0 2,557.151.22 0 _,_ 23,425,546.17

17. Gross Electrical Energy Generated (MWH) 0 834.600 7,173,300

18. Net Electrical Energy Generated (MWH) 0 744,999 6,567.357

19. Unit Service Fac:ce 0 25.5 t,2.2

20. Unit Availability Factor 0 25.5 _

42.2

21. Unit Capacity Factor (Using MDC Net) 0 20.9 36.0

22. Unit Capacity Factor (Using DER Net) 0 20.1 34.6

23. Unit Forced Outage Rate __

100 74.5 49 1

24. Shutdowns Scheduled Over Next 6 Months (Type, Date. and Duration of Each):

Senta-ha- io?o _ v,4,. v,g t e , _ , ,4 m , .,4 3 , , . . y g ,, n.g , _ g 25 If Shut Down At End Of Report Period. Estimated Date of Stattup:

26. Units In Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRIT:CA LITY N / A. N/i INITIAL ELECTRICITY N/A "!A COMMERCIA L OPER ATION N/A N/A

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AVERAGE DAILi UNIT POWtR LEVEL DOCKET NO. 50-334

. UNIT 3'GS Uni: #1 DATE 7/2/79 COMPLETED BY - A*E S i' " Sl*

TELEPHONE MON'Di June, 1979 DAY AVERAGE DAILY POWER LEVEL D/.V AVERAGE DAILY POWER LEVEL (MWe-Net) (Mwe. Net) 1 0 0 37 2 0 gg 0 3 0 0 39 0 0 4 20 0 0 5 ;g 0 0 6 y 7

0 y 0 8 0 0 24 9 0 0 3

10 0 0 26 II ,

0 ;7 0 0 0 12 g 13 .

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9 0 14 0 0 30 15 0 ---

33 16 0 INSTRUCTIONS Cn this forrnst.!ist the average daziy unit power lesel in MWe Net for ;sch esy in the reportine month. Coincute r a the nearest whole megswatt.

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DUQUESNE LIGHT COMPANY 3eaver Valley Power Station Narrative Su==arv Of Oceratine Excerience - June, 1979 Date -Events June 1 to Station in Operational Mode 5 with Tavg between 100" and 115F.

June 30 The RCS level is being =aintained at the elevation of the system cold leg pipe centerlines.

Major Safety " elated Maintenance - June, 1979

1. The reactor coolant pu=p motors installation, alignment and coupling after seal overhaul and installation of the Westinghouse WRAPS seal

=aintenance system has been in progress all month. Repairs to the etl lift lines and anti-rotation device on the 1C Pump motor vere required.

Completion is expected early in July.

2. Snubber inspection and testing continued throughout the month.

3. The motors for the inside recirculation spray pucps were off-site for repairs at the vendor's shop through June 22. The motors were delivered June 25 and installation is in progress.

4. Locknut u m: ions and repairs of vital motor-operated valves were continued and completed June 30.

5. Inspections and evaluations for modifications of the pipe hangers and supports continued all conth.

6. The motor for the 1C Containment Air Recirculation Fan was off-site for

=aintenance and testing through June 21. The motor was returned June 22 and insta11ction was completed June 29.

7. Replacement of the pump ispeller for the LA Reactor Plant River Water Pu=p was begun June 13 and is still in progress.

8. The regular =aintenance surveillance procedure and preventive =aintenance procedure work were performed for the No. 1 Emergency Diesel Generator from June 18 through June 25.

9. The 1C Reactor Plant Component Cooling Water Purp seals were replaced June 25 through June 23.

10. Testing of the high-density spent fuel racks and fu 1- ccune index was perf ormed inte rmittantly throughout the =cnth.

11. Replacement of a baron injection tank recirculation pu=p was cc=plcted but further =aintenance wil be required in July to assure satisf actorv recirculation flow.

12. Repair of talve actuators for the reactor coolant system letdesn isolation valves and the pressuri:er power-operated relief valves was in progress.

Completior is expected early in July.

13 Inspection and repair of cracks in the ; team generator feedwater piping (at the staan generator) was started June 21. Completion of the repairs is xpected early in July.

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