ML20107A328

Monthly Operating Repts for Dec 1984

ML20107A328
Person / Time
Site:	San Onofre
Issue date:	12/31/1984
From:	Haynes J, Mayweather L SOUTHERN CALIFORNIA EDISON CO.
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
NUDOCS 8502190419
Download: ML20107A328 (12)

Text

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, . NRC' MONTHLY OPERATING . REPORT ~

DOCKET NO. 50-361 UNIT: SONGS - 2

= DATE January 15, 1985 COMPLETED BY L. I. Mayweather TELEPHONE (714) 492-7700 Ext. 56264 CPERATING STATUS.

1. . Unit Name: San Onofre Nuclear Generating Station, Unit 2

'2. Reporting Period: December 1984

3. -Licensed Thermal Power (MWt): 3390

-4.. Nameplate. Rating (Gross MWe): 1127-

5. Design Electrical Rating (Net MWe): 1070

6. Maximum Dependable Capacity (Gross MWe): 1127

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--Maximum Dependable Capacity (Net MWe): 1070

8. If Changes Occur In Capacity Ratings (Items Number 3 Through.7)

Since Last Report, Give Reasons:

NA

9. Power Level.To Which' Restricted, If'Any (Net MWe):

NA

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

11. Pours In Reporting Period 744 8,784 12,289

12. Number Of Hours Reactor Was Critical 0 -~~

5,272.52 7,885.22

13. Reactor Reserve Shutdown Hours 0 0 0

14. Haurs Generator On-Line - 0 5,170.77 7,732.47

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 0 16,584,748.3 25,078,283.3

17. Gross Electrical Energy Generated (MWH) 0 5,577,911.5 8,489,876.5

18. Net Electrical Energy Generated (MWH) -2,248 5,267,291 8,042,936

19. Unit Service Factor 0 58.87 62.92

20. Unit Availability Factor 0 53.87 62.92

21. Unit Capacity Factor (Using MDC Net) 0 56.04 61.17

22. Unit Capacity Factor (Using DER Net) 0 56.04 61.17

23. Unit _ Forced Outage Rate 0 3.88 3.85

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

Refueling, October 21, 1984, 3-1/2-month duration (now in progress).

25. _If Shut Down At End Of Report Period, Estimated Date of Startup: 2/8/85

26. Units In Test Status (Prior To Commercial Operation): Forecast Achieved INITIAL CRITICALITY NA NA INITIAL ELECTRICITY NA NA COMMERCIAL OPERATION NA- NA 2941u 8502190419 841231 PDR ADOCK 05000361 R

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, AVERAGE' DAILY UNIT POWER LEVEL DOCKET NO. 50-361 UNIT SONGS - 2 DATE January 15, 1985 COMPLETED BY L. I. Mayweather TELEPHONE- (714) 492-7700 Ext. 56264 MONTH . December 1984 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL

-(MWe-Net) (MWe-Net) 1 0 17 0 2 0 18 0 3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0 _

11 0 27 0 12 0 28 0 13 0 29 0 14 0 30 0 15 0 31 0 16 0 2941u

17 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.,19-161

-UNIT NAME SONGS - 2__

REPORT MONTH DECEMBER 1984 DATE IIdhlBarY ID. _ _ _ _1303 . , .

COMPLETED BY L. f. Maywea the r TELEPHONE ( 714 ) 492-7700 Ext. 56264 Method of' Shutting Dura t ion Down LER . System. Component- Cause & Corrective 1 .

2 3 4 4 Action to~ .lj No. Date Type - ( Hau rs ) Reason Reactor No. Code Code Prevent Recerrence 9 841020 S 744- C 4 NA NA NA NA ' Refueling.

P 1 2 3 4.

F-Fo rced . . Reason: Method: IEEE.Std 803-1983 S-Scheduled A-Equipment Failure (Explain) 1-Manual 8-Maintenance or Test 2-Manua l Sc ram.

C-Refueling- 3-Automatic Scram.

D-Regulatory Restriction . 4-Continuation from E-Operator Training & License Examination Previous Month F-Admin i st ra t i ve - , 5-Reduction of.20%

G-Ope rationa l Error (Expla in) or greater in -the H-Other (Expla in) past 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> 9-Other ( Expla in) 12941u 8

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO. 50-361 UNIT SONGS - 2 DATE January 15, 1985 COMPLETED BY L. I. Mayweather TELEPHONE (714) 492-7700

-Ext. 56264 Date/ Time Event'

December

1, 0001 Unit' remains defueled in day 42 of refueling / design

-change. outage. Shutdown Cooling Train A and B modification in progress.

. December 11, 1950 Fuel. inspection of fuel in fuel inspection stand stopped due to report of 23rd' fuel assembly binding in the stand.

Investigation in progress.

December 22,12255 Began-high pressure hydro of shutdown cooling system.

December 31, 2359

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Unit remains defueled.' Shutdown cooling system flush ~

in progress. Bound fuel assembly investigation in progress.

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. REFUELING ' INFORMATlON DOCKET NO. 50-361 UNIT -SONGS - 2'

-DATE January 15, 1985 COMPLETED BY L. I. Mayweather

. TELEPHONE (714) 492-7700 Ext. 56264-

1. Scheduled date for next refueling' shutdown.

Not yet determined.

2. Scheduled date_for restart-following refueling.

_Not yet determined.

3. Will refueling or resumption of operation thereafter require a Technical-Specification change or other license amendment?

Not yet determined.

What will these be?

Not yet determined.

4. Scheduled date for submitting proposed licensing action and supporting information.

Not yet determined.

5. Important Licensing considerations associated with' refueling, e.g. new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating

_ procedures.

Not yet determined.

6. The number of fuel assemblies, a) In the core. O b) In the spent fuel storage pool. 217

7. Licensed spent fuel storage capacity. 800 Intended change'in spent fuel storage capacity. NA

8. Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.

Approximately 1997.

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. , NRC' MONTHLY, OPERATING REPORT DOCKET NO. 50-362 UNIT NAME SONGS - 3 DATE January 15,1985 COMPLETED BY L. I. Mayweather TELEPHONE (714) 492-7700 Ext. 5S264 OPERATING STATUSn

1. < Unit Name: San"Onofre Nuclear Generating Station, Unit 3

12. rReparting Period: December 1984

'3.= ' Licensed Therral . Power (MWt): 3390

-4. Nameplate Rating (Gross MWe): 1127

5. Design Electrical Rating (Net MWe): 1080

6. Maximum Dependable Capacity (Gross MWe): -1127

7. Maximum Dependable Capacity (Net MWe): 1080

.8. If Changes Occur In Capacity Ratings (Items Number 3 Through 7)_

Since Last Report, Give Reasons:

NA

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9. Power Level To Which~ Restricted, If Any (Net MWe): NA -

10. Reasons For-Restrictions, If Any: NA

,., ; This Month Yr.-to-Date Cumulative-

11. Hours In Reporting Period . -744 6,600 6,600

'12. Number Of Hours Reactor Was Critical 682.73 4,420.17 4,420.17

13. Reactor Reserve Shotdown Hours 0 0 0

14. Hours Generator On-Line ~

626.63 4,105.95 4,105.95-

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 1,961,635 13,061,588.4 13,061,588.4

'17. Gross Electrical Energy Generated (MWH) 662,459 4,366,831.5 4,366,831.5

18. Net Electrical Energy Generated .(FMH) 624,666 4,100,370 4,100,370

19. Unit Service Factor 84.22 62.21 62.21

20. Unit Availability Factor 84.22 62.21 62.21

21. Unit Capacity Factor (Using MDC Net) 77.74 57.52 57.52

22. Unit Capacity Factor (Using DER Net) 77.74 57.52 57.52

23. Unit Forced Outage Rate 0 0 0

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

NA

-25. .If Shut Down At End Of Report Period, Estimated Date of Startup:

N/A

.26. Units In Test Status (Prict To Commercial Operation): Forecast Achieved

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lNITIAL CRITICALITY NA NA INITIAL ELECTRICITY NA NA

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COMMERCIAL OPERATION NA NA s ,

- These numbers'have'been fevised based on audit of the July 1984 values.

,_ AVERAGE DAILY UNIT POWER LEVEL'

, DOCKET NO. 50-362 UNIT SONGS - 3 DATE January 15,-1985 COMPLETED BY L. I. Mayweather TELEPHONE (714) 492-7700 Ext. 56264 MONTH December 198'4

-DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 0 17 1,111.50 2 0 18 1,112.50~

3 0 19 1,108.75 4 25.04 20 1,110.13 5 292.63 21 1,087.96 6 708.71 22 1,079.21-7 0 23~ 1,108.38 8 314.92 24 1,104.38 9 634.67 25 1,103.67 10 1,102.38 26 1,104.92 11 1,111.25 27 1,103.21 12 1,109.79 28 1,087.33 13 1,110.58 29 1,098.46 14 1,093.33 30 1,098.88-15 1,110.71 31 1,057.83 16 1,113.83 2941u

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.30-362 ,

UNIT NAME SONGS - 3._ ~

REPORT MONTH NOVEMBER 1984 'DATE ~KilU5TV I3 _Iwo

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COMPLETED BY L. l. 1avvea the r TELEPHONE ~f7141 492-7700 ,-

Ext. 56264 _j,  !

Method of Shutting . , . .

Dura t ion Down LER System' Component Cause & Corrective

-1 2 3 :4- 4 ' '_ Action to No. Date Type (Hours) Reason " Reactor No. _ Code.

_ Code Prevent ~ Recurrence 1

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841027 S 80.85 B 4 NA . AB SG Continuation or scheduled' outage

. ror repai r or primary to seconda ry '

. leak in Steam Cenerator E-089. .;

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-10 841206 .F 36.52 A 3 84-040 TA UPS- Voltage transient on one phase on j p Non-1E uninterruptible power supply - '

I electrical system generated a -

L turbine and subsequent reactor trip-

[' .due to railed power-supply on the :

l l- load rejection trip panel. All ..

power supplies and circuit units on -

the load ' rejection trip , panel. were ~

' replaced, ll 1

1 2 3 4 IEEE Std BU3-1983 F-fo rced Reason: .

Method:

S-Scheduled. A-Equipment failure (Explain) 1-Manual B-Ma intenance or Test ' 2-Manua l Scram.

C-Refueling .

3-Automatic Scram.

D-Regulatory Restriction 4-Continuation f rom .

_ E-operator ' Tra ining & Licenso Examina cion .Provious Month' F-Adm in i st ra t ive .

' 5-Reduction of 20%.

G-Opera t iona l Error (Explain) . o r g rea te r in the '

H-Other ( Explain) '

past 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />s-9-Other (Explain) -

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SUMMARY

OF OPERATING EXPERIENCE FOR THE: MONTH LDOCKET NO. 50-362

' UNIT SONGS - 3 DATE Ja nua ry - 15, 1985 ~

COMPLETED BY.L. I. Mayweather TELEPHONE .(714) 492-7700 Ext. 56264 Date/ Time Event December 1 0001 Unit is.in Mode 3. Preparations for Mode 2 entry and completion of the steam generator repair outage are in progress.

December.2 2006 Entered Mode 2.

December 2 '2035 Reactor critical.

December 4 0510 Entered Mode 1.

December 4 0851 Unit synchronized to the grid following approximately a twenty-four. hour delay due to the failure of an actuator for one of the main feedwater-regulating bypass valves (3FV1106).

December 4 1000 Reactor power stabilized at 20% for repair of a pressurizer level transmitter (LT110-1) in containment.

December 5 0530 Repair was completed and reactor power is being increased 3% per hour.

December 5 2205 Power is restrained at 65% until repairs are made to the solenoid dump valve SV-12 of main feedwater_ pump turbine K006.

December 5 0900 Commenced power increase.to 100%.

December.6 1420 Achieved 100% reactor power.

December 6 1947 Reactor tripped due to a bad power supply in the turbine load rejection panel.

December 7 1219 Entered Mode 2.

December 7 1228 Reactor critical.

December 8 0130 Entered Mode 1.

December 8 0818 Synchronized generator and applied block load.

December 8 1255 Reactor power is at 61.5% power. Restrained at this point until repairs to the pressure level _ cold calibrated transmitter is completed.

December 9 2030 Commenced power increase following repairs to transmitter.

December 10 0135 Unit is at 100% power.

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roi :Decemberil'3' 2231' R;actorLpiwer'rzduced;due to loss'of COLSS.(Cora Operating

? Limit;Suptrvisory System).

2235: ' Initiated power; increase after COLSS declared operable.

.Decemberi14 0001- Unit is at 100% power.

' 1905L Commenced load reduction to 90%Lfor weekly turbine stop .

s and. governor valve' testing.

December'15 0001 LUnit returned to:100% after satisfactory completion of' Lturbine stop and governor valve. testing. '

December 21 2000' -Commenced load reduction to 90% for turbine stop and  !

governor valve testing.  ;

December 22--0730 Raised reactor power to'100% following turbine. valve-testing.

LDecember 28 :11950 Commenced load reduction to 90%'to perform turbineistop-and governor valve testing.

December 29' 0125 Reactor power is'at 100%.

December _30 '1851 ~A reduction in power was initiated due to a COLSS-failure.

December 30 1930 Unit returned toffull. power following restoration of

.COLSS.

December 31 .1616 -Reduced power'due to COLSS out of service.

December 31 2035 _COLSS declared operable after replacing the #3 power

. supply. Initiated increase in power.

December 31 2142- . Unit at 90% power.

December 31 2359 Unit is.in Mode 1 and returning to full power operations.

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s.1 REFUELING INFORMATION' DOCKET NO. 50-362 UNIT SONGS - 3

- DATE January 15, 1985 COMPLETED BY-L. I. Mayweas.rer

. TELEPHONE (714) 492-7700 Ext. 56264

1. Scheduled date for next refueling shutdown.

Not yet determined. .,

2. Scheduled date for restart following refueling.

Not yet determined. l

3. Will refueling or. resumption of operation thereafter require a-Technical Specification change or other license amendment?

-Not yet' determined.

What will these be?

~Not yet determined.

4; Scheduled date for submitting proposed licensing action and supporting information.  ;

Not yet determined.

5. Important Licensing considerations associated with refueling, e.g. new or different fuel design or supplier, unreviewed design'or performance analysis methods, significant changes in fuel design, new operating procedures.

Not yet determined.

6. The number of fuel assemblies.

a) In the core. 217-

'o) In the_ spent fuel storage pool. 0

7. Licensed spent-fuel storage capacity. 800 <

Intended ~ change in spent fuel' storage capacity. NA

8. Projected date of last refueling'that can be discharged to spent fuel-storage pool assuming present capacity.

'NA 2941u

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Soutt:ctn California Edison Company gE S AN ONOFRE NUCLE AR GENER ATING ST ATION P.O. BOX 12 8 SAN CLEMENTE, C ALIFORNI A 92672 J. G, H AYN ES TcLEPHONE svariON AN AGea - January 15, 1985 in.> . 2 no.

Director Office of' Management Information and Program Analysis.

U. S. Nuclear Regulatory Commission-Washington,' D.C. .

20555

Subject:

-Docket Nos. 50-361/50-362 Monthly Operating Reports for December 1984 San Onofre Nuclear Generating Station,. Units 2 and 3 Enclosed are'the Monthly Operating Reports as required by Section 6.9.1.10 of Appendix A, Technical Specifications to Facility Operating Licenses NPF-10_and NPF-15 for San Onofre Nuclear Generating Station, Units 2 and 3, respectively.

Please contact us if we can be of.further assistance.

Sincerely,

/  ! .

j 1 , 36N Enclosures cc: J. B. Martin (Regional Administrator, USNRC-Region V)

F. R. Huey (USNRC Senior Resident Inspector, Units 1,-2 and 3)

~J. P. Stewart (USNRC Resident Inspector, Units 2 and 3)

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