ML20052G109

Monthly Operating Rept for Mar 1982

ML20052G109
Person / Time
Site:	Beaver Valley
Issue date:	04/02/1982
From:	Weaver L DUQUESNE LIGHT CO.
To:
Shared Package
ML20052G108	List: ML20052G107 ML20052G109
References
NUDOCS 8205140317
Download: ML20052G109 (3)

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OPERATING DATA REPORT DOCKET NO. 50-334 DATE 4-2-82 COMPLETED BY L. W. Weaver TELEPHONE. 4' 7-A4'4-9303 OPERATING STATUS

1. Unit Name: Beaver Valley Power Station. Unit #1 N08'8

2. Reporting Period: March. 1982 l

3. Licensed Thermal Power (MWt): ?W

4. Nameplate Rating (Gross MWe): 923

5. Design Electrical Rating (Net MWe): 852

6. Maximum Dependable Capacity (Gross MWe): 860

7. Maximum Dependable Capacity (Net MWe): 810

8. If Changes Occur in Capacity 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 l

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This Month Yr to.Date Cumulative

11. Hours In Reporting Period 744 2.160 T43,105

12. Number Of Hours Reactor Was Critical 0 0 18,098.42

13. Reactor Reserve Shutdown Hours 0 0 -4,482.8

14. Hours Generator On.Line 0 0 20,154.06

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 0 0 43,628,940.48

17. Gross Electrical Energy Generated (MWH) 0 , _ ,

0 13,650,440

18. Net Electrical Energy Generated (MWH) -3.143 -11.664 11,541,610

19. Unit Service Factor 0 0 40.5

20. Unit Availability Factor 0 0 40.5

21. Unit Capacity Factor (Using MDC Net) 0 0 33.1

22. Unit Capacity Factor (Using DER Net) 0 0 31.4

23. Unit Forced OutaFe Rate 0 0 40.2

24. Shutdowns Scheduled Over Next 6 Months (Ty; e. Date.and Duration of Each):

unfun14ne Outane 12/28/81. 20 weeks 1

25. If Shut Down At End Of Report Period. Estimated Date of Startup: May 21. 1982

26. Units in Test Status IPrior io Commercial OperationI: Forecast Achieved l INITIAL CRITICA LITY N/A N/A INITIAL ELECTRICITY N/A N/A CO%IttERCI A L OFFRATION N/A N/A O205140317 820407 f9/77)

RPDR ADOCK 05000334 ppy b

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DUQUESNE LIGHT COMPANY Beaver Valley Power Station NARRATIVE

SUMMARY

OF MONTHLY OPERATING EXPERIENCE-MARCH, 1982 March 1 Station is in cold shut'down Mode 5 for major modifications through and 2nd refueling outage. ' Reactor Coolant System Tavg. and March 19 pressure are at ambient conditions.

March 20 At 0845 hours0.00978 days <br />0.235 hours <br />0.0014 weeks <br />3.215225e-4 months <br /> on the 20th, maintenance began to de-tension through the reactor vessel head studs. Entry was made into refueling March 24 Mode 6 at approximately 1300 hours0.015 days <br />0.361 hours <br />0.00215 weeks <br />4.9465e-4 months <br /> on the 20th.'

March 25 At 1040 hours0.012 days <br />0.289 hours <br />0.00172 weeks <br />3.9572e-4 months <br /> on the 25th the Reactor Vessel Head was removed through and transfered to the Head Support Stand. At 0300 hours0.00347 days <br />0.0833 hours <br />4.960317e-4 weeks <br />1.1415e-4 months <br /> on March 29 the 27th, because of excessive seal leakage, the Head had to be transfered back to the Vessel until necessary repairs could be made to reduce seal leakage.

March 30 At 2235 hours0.0259 days <br />0.621 hours <br />0.0037 weeks <br />8.504175e-4 months <br /> the Reactor Vessel Head was again removed and transfered to the Head Support Stand.

March 31 At 1023 hours0.0118 days <br />0.284 hours <br />0.00169 weeks <br />3.892515e-4 months <br /> the upper internals package was lif ted from the reactor vessel and placed in the reactor cavity pit stand and defueling commenced. Reactor Coolant System Tavg and pressure are at ambient conditions.

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., .6, DUQUESNE LIGHT COMPANY Beaver Valley Power Station MAJOR SAFETY-RELATED MAINTENANCE - MARCH,1982

1. The Pressurizer Power Operated Relief Block Valves [MOV-RC-535, 536 and 537] were inspected and the seats found cracked on two (2) of the valves. It is planned to replace the valves.

2. The Pressurizer Power Operated Relief Valves [PCV-RC-455C, 455D and 456] actuator springs are being replaced because necessary preloading can no longer be achieved.

3. Modification work on Steam Generators [RC-E-1A,1B and IC]

blowdown lines, to provide automatic isolation in case of line rupture, is in progress.

4. Modification work on Reactor Coolant Pump [RC-P-1C], for oil spill protection, is in progress.

5. Work on 3-inch and 6-inch Velan check valves, to change discs, is in progress. Eight (8) out of ten (10) 3-inch valves and ten (10) out of fourteen (14) 6-inch valves have had discs changed. The remainder are to be changed by the end of the outage.

6. Modification work to install a second Personnel Airlock on the Equipment Hatch is in progress.

7. Motor bear ~ings on Component Cooling Pump [CCR-P-1C] were sent out to be remachined.

8. Overhaul work on Main Feedwater Pumps [FW-P-1A and 1B] is in progress.

9. Major modifications to the Emergency Diesel Generator [EE-EG-1]

turbo charger and the lube oil system have been completed. The same modifications are in progress on Emergency Diesel Generator

[ E E-EG-2 ] .

NOTE: Other modifications, required by the Nuclear Regula torf Commission, are performed or in progress auring March, 1982.

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