ML20079M250

Monthly Operating Repts for Dec 1983

ML20079M250
Person / Time
Site:	San Onofre
Issue date:	12/31/1983
From:	Haynes J, Morris C SOUTHERN CALIFORNIA EDISON CO.
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
0565U, 565U, NUDOCS 8401270231
Download: ML20079M250 (12)

Text

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NRC M0tGILY OPERATI!G REPORT DOCKET to. 50-361 UNIT NAME SONGS - 2 DATE.lanuarv 16. 1984 001PLETED BY C. A. Morris TELEPHONE (714) 492-7700 Ext. 56264 OPERATItC STATUS

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

2. _ Reporting Period: 1 Decer:t>er 1983 through 31 Deceraber 1983

3. Licensed Thermal Pc'rer (!Nt): 3,390

4. Nameplate Rating (Gross !We): 1,127

5. Design Electrical Rating (Net MWe): 1,087

6. Maximum Dependable Capacity (Gross MWe): 1,127

-7. Maximum Dependable Capaci'y (Net MWe): 1,087 8.. %f Changes Occur In Capacity Ratings (Items Number 3 3 rough 7)

Sincs Last Report, Give Reasons:

NA

9. Power Level To Which Rcstricted, If Any (Net MWe): NA

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

11. Hours In Reporting Period 744.0_ 8,760.0 11,220.2

12. Number Of Hours Reactor Was Critical 307.37 4,875.15 6,637.35

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 274.58 4,356.57 _5,180.87

15. ' Unit Reserve Shutdown Hours 0 0 0

16. Gross t ermal Energy Generated (MWH) 885,450 _12,242,000 _.13,217,000

17. Gross Electrical Energy Generated (MWH) 306,661.5 4,050,004.5 4,236,004.5

'18. Net Electrical Energy Generated (MWH) 284,351.5 3,760,514.5 3,885,514.5

19. Unit Service Factor NA NA NA

20. Unit Availability Factor NA NA NA

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

22. -Unit Capacity Factor (Using DER Net) 0 0 0 ~

23. Unit Forced Outage Rate 0 0 0

24. Shutdowns Scheduled Over Next 6 Months (T 'pe, Date, and Duration of Each):

None

25. .If Shutdown At End Of Report Period, Estimated Date of Startup: NA

26. Units In Test Status (Prior To Comercial Operation): . Forecast Achieved INITIAL CRITICALITY 07/17/82 07/26/82 INITIAL ELECTRICITY 9/82 09/20/82 CDMMERCIAL OPERATION Under Review h O l

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e AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-361 UNIT SONGS - 2 DATE January 16. 1984 COMPLETED'BY C. A. Morris TELEPHONE (714) 492-7700 Ext. 56264 MONTH: December 1983 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY-POWER LEVEL 4

'(MWe-Net) (MWe-Net) 1 0 17 0 0 18 0 2

0 19 0 3

4 0 20 58.42 5 0 21 813.96 6 0 22 1099.90 7 0 23 1106.25 8 0 24 1113.23 9 0 25 1139.58 10 0 26 1166.56 11 0 27 1079.90 1146.88 12 0 28 13 0 29 1203.75 14 0 30 1109.50 15 0 31 1133.40 16 0 0565u

UNIT SIRTfDOWNS AND POWER REDUCTIONS DOCKET No. 50-361 UNIT NAME SONGS - 2 REPORT M0tml DECEMBER,1983 DATE Januarv 16. 1984 COMPLETED BY C. A. Morris TELEPHONE (714) 492-7700 Ext. 56264 Method of Shutting Cause & Corrective Duration' System Action to Down LER Conponent No. Date Type l (llours) Reason 2 Reactor 3 No. Code 4 Code 5 Prevent Recurrence j 25 831114 S 469.4 F 4 NA NA NA 18-Month surveillance Out' age.

)

i 1

4 s

l 1 2 3 4 F-Forced Reason: Method: Exhibit F - Instructions S-Scheduled A-Dquipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scran. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File

D-Regulatory Restriction 4-Continuation from (NUREG 0161)

E-Operator Training & License Examination Previous Month F-Administrative 5-Reduction of 20% 5 G-Operational Error (Explain) or Greater in the Exhibit H-Same Source II-Other (Explain) Past 24 Hours 0565u 6-Other (Explain)

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH

- DOCKET NO. 50-361

~

UNIT SONGS - 2 DATE January 16. 1984 ,

COMPLETED BY C. A. Morris TELEPHONE (714) 492-7700

- Ext. 56264

' December 1 0001 Unit is in Mode 5, at 100 0F. A scheduled surveillance outage is in progress.

December 13 0553 Entered Mode 4.

December 15 2007 Entered Mode 3.

December 19 0420 Entered Mode 2.

December 19 0438 Reactor critical.

December 20 0240 Entered Mode 1.

December 20 1325 Synchronized generator and applied block load of 33 MWe gross.

December 20 1940 Commenced ramp power increase from 20%

to 80% for heat treatment.

December 21 0800 Reduced reactor power from 80% to 70%

to maintain batwell levels.

December 21 2015 Commenced power increase to 100%

following completion of heat treatment.

December 22 , 0001 Reactor power at 100% and turbine load at 1160 MWe gross.

December 23 2055 Reduced turbine load to 1000 MWe gross and reactor power to 80% to perform turbine stop and governor valve testing.

December 24 0230 Increased reactor power to 100% and turbine load to 1190 MWe gross following completion of testing.

December 30 1930 Reduced turbine load to 1000 MWe gross and reactor power to 87% to perform turbine stop and governor valve testing.

December 31 0230 Increased reactor power to 100% and turbine load to 1194 MWe gross following completior of testing.

December 31 2359 Unit is in Mode 1 at 100% reactor power. Turbine load is 1180 MWe gross. Full power operations ars-planned.

0565u

T REFUELING INFORMATION DOCKET NO. 50-361

. UNIT SONGS - 2 DATE Januarv 16. 1984 t COMPLETED BY C. A. Morris TELEPHONE (714) 492-7700.

Ext. 56264 .

1. . Scheduled date for next refueling shutdown.

Not_yet determined.

I -

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 l refueling, e.g. new or different fu,el 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 b) In the spent fuel storage pool. O,

7. Licensed spent fuel storage capacity. 800 Intended change in spent fuel storage capacity. Ig!

8. Projected date of last refueling t at can be discharged to spent-fuel storage pool assuming pt;sent capacity.

NA ,

0565u l

NRC M0tmILY OPERATING REPORT DOCKET No. 50-362 UNIT NAME SONGS - 3 DATE lanuary 16. 1984 COMPIffED BY C. A. horris TELEPHONE (714) 492-7700 Ext. 56264 OPERATING STATUS

l. Unit Name: San Onofre Nuclear Generating Station, Unit 3

'2. ' Reporting Period: 1 December 1983 through 31 December 1983

.3. Licensed 3 ermal Power (int): 3,390

4. Nameplate Rating (Gross MWe): 1,127

' 5. Design Electrical Rating (Net MWe): 1,087

6. Maximum Dependable Capacity (Gross MWe): 1,127

7. Maximum Dependable Capacity (New MWe): 1,087

8. If m anges Occur-In' Capacity Ratings (Items Number 3 Wrough 7)

Since Last Report, Give Reasons:

NA

9. Power Level ib Which Restricted, If Any (Net MWe): NA 10.; Reasons For Restrictions, If Any: NA W is Month Yr.-to-Date Cumulative ll. . Hours In Reporting Period 744.0 2334.0 2334.0

12. Number Of Hours Reactor Was Critical 668.18 2079.16 2079.16

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 637.02 1643.67 1643.67

15. . Unit Reserve Shutdown Hours 0 0 0

16. Gross hermal Energy Generated (MWH) 1,651,300 3,548,200 3,548,200

17. Gross Electrical Energy Generated (MWH) 538,251 1,098,287.5 1,098,287.5

18. Net Electrical Energy Generated -(MWH)' 504,151 997,057.5 997,057.5

19. Unit Service Factor NA NA NA

20. -Unit. Availability Factor NA NA NA

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

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

'23. Unit Forced Outage Rate 0 0 0

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

.18-Month Surveillance and Reactor Coolant Pur1p Seal Replacement Outage, January 7,.1984, 1-Month duration. (Now in progress.)

25. If Shutdown At End Of Report Period, Estimated Date of Startup: NA _ _ _ _

26. Units In Test Status (Prior To Corraercial Operation): Forecast Achieved INITIAL CRITICALITY -

C8/29/83 INITIAL ELECTRICITY -

09/25/83 COMMERCIAL OPERATION Under Review l

l 0565u .

n . .

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-362 UNIT SONGS - 3 DATE Janua ry 16. 1984 COMPLETED BY C. A. Morris TELEPHONE (714) 492-7700 Sxt. 56264 MONTH: December 1983 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (NWe-Net) (MWe-Net) 1 203.00 17 1102.98 2 0 18 1104.58 3 488.40 19 1095.21 4 163.06 20 1067.92 5 173.90 21 861.88 6 253.10 22 96.42 7 258.60 23 336.71 8 375.23 24 225.21 9 942.65 25 686.25 10 894.23 26 703.79 11 450.08 27 896.21 12 406.33 28 1110.42 13 778.48 29 1097.48 14 863.75 30 1084.02 15 1092.92 31 1106.42 16 1128.75 0565u

UNIT S!!UTDOWNS AND POWER REDUCTIONS DOOTT No. 50-362 UNIT NAME SONGS - 3 REPORT M0ffrH DECEMBER,1983 DATE .la nua r v 16 - 19R4 COMPIETED BY C. A. ' Morris TELEPIONE (714) 492-7700 Ext. 56264 i

Method of Shutting Cause & C:rrective Duration Down LER Systeg Conpongnt Action to No. Date Type l (Hours) Reason 2 Reactor 3 No. Code Code 3 Prevent Recurrence 9 831201 F 46.3 A 2 NA QI PUMPXX Reactor was manually tripped after both nain feedwater punps tripped on low suction pressure.

10 831204 F 20.0 A 2 NA CC IfrEXCH Reactor was manually tripped due to high conductivity in steam generators.

11 831222 F 20.1 A 2 NA CH PUMPXX Reactor was inantally tripped after both main feedwater punps tripped on low suction pressure.

12 831223 P 20.6 A 3 NA CD VALVEX Reactor tripped due to Main Steam Isolation Valve IIV-8204 failing closed. valve was repaired.

l

! 1 2 3 4 ,

F-Forced Reason: Method: Exhibit F - Instructions - !.

S-Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File D-Regulatory Restriction 4-Continuation from (NUREG 0161)

E-Operator Training & License Examination Previous Month F-Administrative 5-Reduction of 20% 5 .

G-Operational Error (Explain) or Greater in the Exhibit II-Same Source H-Other (Explain) Past 24 Hours 0565u 6-Other (Explain) e L_

< wn.. . . - _ -

. - - - .-.; .,- .~ -

-r-

SUMMARY

OF QPERATING EXPERIENCE FOR THE MONTH

- DOCKET NO. 50-362 UNIT SONGS - 3 DATE January 16, 1984 COMPLETED PY C. A. Morris TELEPHONE (714) 492-7700 Ext. 56264 December 1 0001 Unit is'in Mode 1 at 85% reactor power. Circulating water pump bumping is in progress to clean condenser water boxes.

December 1 0551 Manually tripped reactor due to the loss of suction pressure to the feedwater pumps while 31ning up a condensats pump to overboard the southwest condenser quadrant due to salt leaks.

December 2 0341 Entered Mode 2.

December 2 0355 Reactor critical.

December 2. 0713 Reactor tripped due to low water in E-089.

December 2 1125 Entered Mode 2.

December 2 1343 Returned to Mode 3 due to numerous slipped and dropped Control Element Assemblies (CEA's).

December 2 1643 Entered Mode 2.

December 2 1713 Reactor critical.

December 2 1848 Entered Mode 1.

December 2 1904 Reactor tripped from 8% power on high steam generator level in E-088. l December 2 2235 Entered Mode 2. l December 2 ~2259 Reactor critical. .

I December 3 0223 Entered Mode 1.

December 3 0410 Sychronized generator and applied block load.

December 3 2123 Commenced power reduction to 50% due to high chlorides to the southwest hotwell.

December.4 0710 Manually tripped reactor due to chlorides in the southwest and southeast hot wells remaining high.

December 4 1730 Entered Mode 2. j December 4 1808 Reactor critical.

December 5 0155 Entered Mode 1.

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January 16, 1984 P ge 2 of 2

SUMMARY

OF OPERATING EXPERIENCE FOR'THE MONTH December 5 0540 Reactor power at 50%.

December 5 0815 Reduced reactor power to 30% due to rapidly increasing conductivity in the southeast hotwell.

December 10 2205 Commenced reactor power' increase to 100%.

December 11 0010 Commenced power decreate to 83% from 94% to remove circulating water pump 3P-ll6 from service for chloride investigation.

December 11 0435 Reduced reactor power to 45% due to indication of major salt leak in the southwest waterbox.

December 14 2310 Reactor power at 100% and turbine load at 1155 MWe gross.

December 20 1715 Reduced reactor power to 77%.

December 21 0001 Reactor power at 98%.

December 22 0324 Manually tripped reactor following loss of both main feedwater pumps on low suction.

December 22 1754 Entered Mode 2.

December 22 1826 Reactor critical.

December 22 2143 Entered Mode 1.

December 22 2329 Sychronized generator and applied block load of 80 MWe gross.

December 23 1625 Reactor tripped due to Main Steam Isolation Valve HV-8204 failing closed.

December 24 0227 Entered Mode 2.

December 24 0245 Reactor critical.

December 24 0525 Reactor tripped on low steam generator level.

December 24 0855 Entered Mode 2.

December 24 0915 Reactor critical.

December 24 1030 Entered Mode 1.

December 24 1300 Synchronised generator and applied block load of 100 MWe gross.

December 27 1434 Reactor power increase to 100%.

Turbine load increased to 1132 MWe gross.

December 30 0155 Reduced turbine load to 1050 MWe gross to perform turbine stop and governor valve testing.

December 31 0130 Reactor power increased to 100% and turbine load to 1143 MWe gross following completion of valve testing.

December 31 2359 Unit is in Mode 1 at 100% reactor

. power. Turbine load is 1145 MWe gross.

0565u

REFUELING INFORMRTION DOCKET NO. 50-362 UNIT SONGS - 3 DATE .lanuary 16. 1984

\

COMPLETED BY C. A. Morris TELEPHONE (714) 492-7700 Ext. 56246

1. Scheduled date for next refueling shutdown.

Not yet detern.ined.

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 Licenning 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 b) 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 he discharged to spent fuel storage pool assuming present capacity.

NA 0565u

Southern California Edison Company g6 wAN ONOFRE NUCLE AR GENER ATING ST ATION P.O. BO X 129 S AN C LEMEN TE. C A LIFORNI A 92672 J. G. H AYN ES " "o"'

. svariON u A= age n January 16, 1984 , , ,j' ', , , ,

Director Office of Management Information and Program Analysis

> U. S. Nuclear Regulatory Commission Wcshington,'D.C. 20555

Subject:

Docket Nos. 50-361/50-362 Monthly Operating Reports for December 1983 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.

Sincerel ,

i W

Enclosures

)

cc: J. B. Martin (Regional Administrator, USNRC Region V)

A. E. Chaffee (USNRC Resident Inspector, Units 1, 2 and 3)

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

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