ML20199A501

Monthly Operating Repts for Oct 1997 for San Onofre Nuclear Generation Station Units 2 & 3

ML20199A501
Person / Time
Site:	San Onofre
Issue date:	10/31/1997
From:	Gibson G, Williams C SOUTHERN CALIFORNIA EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9711170200
Download: ML20199A501 (9)

Text

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November 10,1997 U. S. Nuclear Regulatory Commission Document Control Desk 4

- Washington, D.C. 20555 Gentlemen:

Subject:

Docket Nos. 50-361 and 50 362 Monthly Operating Reports for October 1997 San Onofre Nuclear Generating Station, Units 2 and 3 Technical Specification 5.7.1.4 of Facility Opera'.ing Licenses NPF-10 and NPF-15 for the San Onofre Nuclear Generating Station, Units 2 and 3, respectively, requires Southern California Edison to provide a Month ly Operating Report (MOR) of operating statistics and shutdown experience, including documentation of all challenges to pressurizer safety valves, for t'ach unit. Enclosures 1 and 2 provide the October 1997  :

Monthly Operating Reports for Units 2 and 3, respectively. There were no challenges to pressurizer safety valves for either Unit 2 or 3.

If you have any questions, please contact Mr. C. E. Williams at (714) 368-6707.

Sincerely, r <1/0 g -

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Gregory T. Gibson Manager, Compliance I

Enclosures cc: E. W. Merschoff, Regional Administrator, NRC Region IV K. E. Perkins, Jr., Director, Walnut Creek Field Office, NRC Region IV M. B. Fields, NRC Project Manager, San Onofre Units 2 & 3 J. A. Sloan, NRC Senior Resident inspector, San Onofre Units 2 & 3 t*

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I Enclosure 1 NRC Monthly Operating Report, October 1997 San Onofre Nuclear Generating Station, Unit 2 3

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t USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS 2 L UNIT 2 Date: November 10,1997 October 1997 Completed by: C. E. Williams  :

Telephone: (714) 368 S7M Pege 1 of 3 OPERATING DATA REPORT Design Electrical Reting (Not MWe) 1~ 1070:

2 Maximum Dependable Capacity (Gross MWe) 1127 l3 Mealmum Dependable Cepeelty (Not MWe) - 1070-This Month Yr to-Date Cumulative 4- Numberof Hours in Period , -745 7,296' ~ 124,537 '

S Number of Hours Reactor Was Critical 745 4,801 96,206 6' Hours Generator On-line' 745; 4,733' 94,580 7 Unit Reserve Shutdown Hours 0.0 0.0 0.0 8 Not Electrical Energy Generated (MWh) - J 813,2961 5,023,149 99,614,233 y-e g y ,,r- - -, e- w- -, ,. - .- . . , - -,w+,

USNRC MONTHLY OPERATING REPORT Docket No: 50 361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS 2 UNIT 2 Date: November 10,1997 October 1997 Completed by: C. E. Williams L Telephone: (714) 368-6707 Page 2 of 3 l UNIT SHUTDOWNS AND POWER REDUCTIONS Number N/A <

Date N/A Type (1)1 ,

N/A.

Duration (1) N/A Reason (2)? N/A Method of shutting down reactor (3) N/A LER Not N/A:

System Code (4) N/A Component Code (6)- - 'N/A-Cause and corrective action to prevent recurrence N/A (1) F Forced S-Scheduled (2) Roanon' A-Equiprnent Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & License Examinatka F.Adm6nestrettve G-Operatonal Enor (Explain)

H Other (Explain)

(3) Method. 1-Manuel 2-Manual Scram 3-Automatic Scram 4-Continuatui from Previous Month S.Roducten in the Average Deity Power Level of more than 20% from the prevous day 6-Other (Explain)

(4) lEEE Std 805-1964 (5) IEEE Std 803A 1983 l

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t USNRC MONTHLY OPERATING REPORT Docket No: 50 361  ;

SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS +2 UNIT 2 Date: November 10,1997 October 1997 Completed by: C. E. Williams Telephone: (714) 3684707 ,

Page 3 of 3

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event 10/1/97: 0001) Mode 1, 99.7% reactor power,1.143 MWe,~162.6 EFPD M Commenced reactor down power to 80% to perform circulating water heat 10/24/97 2330 treat.

10/26/97- 01301 Unit et 80% reactor power,850 MWe.

10/25/97 1150 Commenced unit power ramp to 100%

1845J Unit.et- 99.9% reactor power,1152 MWe, '

10/26/97 0200 All clocks adjusted b6;.4 one hour to conform with Pacific Standard Time.

10/31/97 24000 Mode 1,99.7% roedor power,1163 MWe,193.4 EFPD -

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i Enclosure 2 i

NRC Monthly Operating Report, October 1997

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s' USNRC MONTHLY OPERATING REPORT Docket No: 50 362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS 3 UNIT 3 Date: November 10,1997 October 1997 Completed by; C. E. Williams Telephone: (714) 368-6707 Page 1 of 3 OPERATING DATA REPORT 1 Design EleoWool Rating (Not MWo) : .1080 2 Maximum Dependable Capacity (Gross MWe) 1127

,3- Maximum Dependat,le Cepeelty (Not MWe) - F -1000 This Month Yr to Date Cumulative 4- Number of Hours in Period 746 7,298 1119,088 4 Number of Hours Reactor Was Critical 745 5,045 95,338 6' - Hours Generator On line- 745- c 4,894 93,428 6 Unit Reserve Shutdown Hours 0.0 0.0 0.0 7i Not Electrical Energy Generated (MWh) - 811,754 '5,222,139-97,000,150 i

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, .* i USNRC MONTHLY OPERATING REPORT Docket No: 50-362 l SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS 3  ;

UNIT 3 Date: November 10,1997 '

October 1997 Completed by: C. E. Williams Telephone: (714) 368-6707 Page 2 of 3 UNIT SHUTDOWNS AND POWER REDUCTIONS  !

Number N/A i Date N/A ,

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Type (1); .. N/A :

Duration (Hours) N/A l Reason (2) < <

5N/A-Method of shutting down reactor (3) N/A LER No.- .N/A System Code (4) N/A Component Code (5) * .,

N/A Cause and corrective action to prevent recurrence N/A (1) F Forced S Scheduled (2) Reason: A.Equenent Failure (Explem)

B-Memtenance or iest C-RefuehnD D Regulatory Restrleton E Operator Trem6ng & Uc*nte Examinston F Adnmetratrve G-operstonal Error (Expiem)

H-other (Expieen)

(3) *Asthod 1-Manuel 244enuel Scram 3-Automate Scram 4Contmuston from Previous Month 6-Reductkm in the Average Deity Power Level of more than 20% from the previous day 6-other (Erpiem)

(4) IEEE Std 8051964 (5) IEEE Std 803A 1963 L[ _ _ _ . _ _ _ _ _ __

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USNRC MONTHLY OPERATING REPORT Docket No: 50 362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS 3 UNIT 3 Date: November 10,1997 October 1997 Completed by: C. E. Williams Telephone: (714) 368-6707 Page 3 of 3 1

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event

104147: 0001- Mode 14100% reactor power.1140 MWe, 70.3 EFPD :

Commenced reactor down power to 80% to perform circuleting water 10/04/97 0310 heat treat.

0520 Unit at 80%ienctor power,870 MWo.'

1445 Commenced unit power ramp to 100%.

1810: Unit at 100% reactor power,1136 MWe 10/26/97 0200 All clocks adjusted back one hour to conform with Pacific Standard Time.

-10/3147 2400 Mode 1,99,8% fonctor power l1141 MWe,101.1 EFPD.-

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