NOC-AE-000172, Monthly Operating Repts for Apr 1998 for South Texas Project Units 1 & 2

Monthly Operating Repts for Apr 1998 for South Texas Project Units 1 & 2

ML20247J952
Person / Time
Site:	South Texas
Issue date:	04/30/1998
From:	Hill R, Mallen F HOUSTON LIGHTING & POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NOC-AE-000172, NOC-AE-172, NUDOCS 9805210447
Download: ML20247J952 (14)

Text

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Nuclear Operating Company S

sustem m m m sw q mag aw ra an:n n.usanr rcwmn m May 14,1998 NOC-AE-000172 File No. G02 STI30621172 10CFR50.71 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 South Texas Project Units 1 and 2 Docket Nos. STN 50-498, STN 50-499 Monthly Oneratine Renorts for Antil 1998 Pursuant to 10CFR50.71(a) and South Texas Project Electric Generating Station (STPEGS) Technical Specification 6.9.1.5, attached are the Monthly Operating Reports for April 1998.

If you should have any questions on this matter, please contact R. L. Hill at I

(512) 972-7667.

Sincerely, 4

/V"fA F. H. Mallen Manager, Planning & Controls RLH/sl Attachments: 1) STPEGS Unit 1 Monthly Operating Report - April 1998

2) STPEGS Unit 2 Monthly Operating Report - April 1998

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NOC-AE-000172 File No.: G02 Page 2 Ellis W. Merschoff Jon C. Wood Regional Administrator, Region IV Matthews & Branscomb U. S. Nuclear Regulatory Commission One Alamo Center 611 Ryan Plaza Drive, Suite 400 106 S. St. Mary's Street, Suite 700 Arlington, TX 76011-8064 San Antonio,TX 78205-3692 J

Thomas W. Alexion Institute of Nuclear Power Project Manager, Mail Code 13H3 Operations - Records Center U. S. Nuclear Regulatory Commission 700 Galleria Parkway  ;

Washington, DC 20555-0001 Atlanta, GA 30339-5957 David P. leveless Richard A. Ratliff Sr. Resident Inspector Bureau of Radiation Control i c/o U. S. Nuclear Regulatory Commission Texas Department of Health l P. O. Box 910 1100 West 49th Street Bay City, TX 77404-0910 Austin, TX 78756-3189 J. R. Newman, Esquire D. G. Tees /R. L. Balcom l Morgan, Lewis & Bockius Houston Lighting & Power Co.

I800 M. Street, N.W. P. O. Box 1700 Washington, DC 20036-5869 Houston,TX 77251 M. T. Hardt/W. C. Gunst Central Power and Light Company City Public Service A'ITN: G. E. Vaughn/C. A. Johnson P. O. Box 1771 P. O. Box 289, Mail Code: N5012 San Antonio,TX 78296 Wadsworth,TX 77483 J. C. Lanier/A. Ramirez U.S. Nuclear Regulatory Commission City of Austin - Attention: Document Control Desk Electric Utility Department Washington, DC 20555-0001 721 Barton Springs Road Austin,TX 78704 l

• l SOUTli TEXAS PROJECT ELECTRIC GENERATING STATION UNIT I MONT11LY OPERATING REPORT APRIL 1998 STP NUCLEAR OPERATING COMPANY '

NRC DOCKET NO. 50-498 LICENSE NO. NPF-76 Reviewed By: T Sfl8}T6 T.E. UNDERWOOD Date Approved By: [ ~

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G.L. PARKEY / 7 Date '

MONTIILY

SUMMARY

South Tgxas Project Unit 1 operated during the reporting period at full power with no unit shutdowns or significant power reductions.

OPERATING DATA REPORT DOCKET NO. 50-498

. UNIT 1 DATE Mav 11.1998 COMPLETED BY R.L Hill TELEPIIONE 512 972-7667 OPERATING STATUS

1. REPORTING 1ILOD: 4/1/98-4/30/98 GROSS liOURS IN REPORTING PERIOD: 212

2. CURRENTLY AUTHORIZED POWER LEVEL (Mwt): _1800 MAXIMUM DLPENDABLE CAPACITY (MWe-Net): 1250.6 DESIGN ELECYRm'AL RATING (MWe-Net): 121Q,fi

3. POWER LEVEL TO WillCil RESTRICTED (IF ANY) (MWe-Net): Nons

4. REASOFS FOR RESTRICTION (IF ANY): N/A THIS MONTil YR TO DATE CUMULATIVE

5. NUMBER OF llOURS REACTOR CRITICAL 212,Q 2.879.0 60.915.1

6. REACTOR RESERVE SHUTDOWN llOURS Q Q Q

7. IlOURS GENERATOR ON LINE 212_Q 2.879.0 59 453 9

8. UNIT RESERVE SilUTDOWN llOURS Q Q Q

9. GROSS TilERMAL ENERGY GENERATED (MWH) 2.744.301 10.988.563 220.306.154

10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 943.172 3.778.950 75.138.514

11. NET ELECTRICAL ENERGY GENERATED (MWII) 904.913 3.626.841 71.539.587

12. REACTOR SERVICE FACTOR 100.0 % 100.0"h ILB%

13. REACTOR AVAILABILITY FACTOR 100 0" h 100.0 % 213 %

14. UNIT SERVICE FACTOR 100.0*'o 100.0 % 2DJM

15. UNIT AVAILABILITY FACTOR 100.0 % 100.0 % 20JS

16. UNIT CAPACITY FACTOR (Using MDC) 100 6 % 100.7 % fi2.45

17. UNIT CAPACITY FACTOR (Using Design MWe) 100.6 % 100.7 % fi2,4%

18. UNIT FORCED OUTAGE RATE 0,0% Q,9% 112%

19. SHUTDOWNS SCilEDULED OVER NEXT 6 MONTilS (TYPE, DATE, AND DURATION OF EACil):

N/A

20. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-498

, , UNIT 1 DATE May 11.1998 COMPLETED BY R.L 11ill TELEPlIONE 512 972-7667 MONTil APRIL DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL LEVEL (MWe-Net) (MWe-Net) 1 126Q 17 1212

2 1261 18 126D 3 12bD 19 1261 4 1269 20 1218 l

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SOUTilTEXAS PROJECT ELECTRIC GENERATING STATION UNIT 2 MONTiiLY OPERATING REPORT APRll 1998 STP NUCLEAR OPERATING COMPANY NRC DOCKET NO. 50-499 LICENSE NO. NPF-80 Reviewed By: MD E//Ik8 T.E. UNDERWOOD Date Approved By:

• 78 R.E. MASSE Date l

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AIONTIILY SUAfMARY South Texas Project Unit 2 operated during the reporting period at full power with no unit shutdowns or significant power reductions.

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OPERATING DATA REPORT

,  ; DOCENT.10-492 UNIT 2 DATE May 11.1998 COMPLETED BY R.L 11ill TELEP110NE 512 972-7667 OPERATING STATUS

1. REPORTING PERIOD: 4/1/98-4/30/98 GROSS HOURS IN REPORTING PERIOD: 212

2. CURRENTLY AUT110RIZED POWER LEVEL (Mwt): .18.QQ .

MAXIMUM DEPENDABLE CAPACITY (MWe-Net): 1250.6 DESIGN ELECTRICAL RATING (MWe-Net): 1250.6

3. POWER LEVEL TO WillCII RESTRICTED (IF ANY) (MWe-Net): Mont

4. REASONS FOR RESTRICTION (IF ANY): N/A T111S MONTH YR TO DATE CUMULATIVE

5. NUMBER OF fiOURS REACTOR CRITICAL 2110 2.879.0 57.670.4

6. REACTOR RESERVE SilUTDOWN HOURS s Q Q Q

7. 110URS GENERATOR ON LINE 2ELQ 2.833.4 56.121.6

8. UNIT RESERVE SHUTDOWN HOURS Q R Q

9. GROSS TliERMAL ENERGY GENERATED (MWil) 2.744.392 10.807.545 208.151.055

10. vaOSS ELECTRICAL ENERGY GENERATED (MWH) 941.995 3.703.056 70.868.035

11. NET ELECTRICAL ENERGY GENERATED (MWH) 904.435 3.555.476 67.635.653

12. REACTOR SERVICE FACTOR 100.0 % 100.0 % 212%

13. REACTOR AVAILABILITY FACTOR 100.0 % 100.0 % 212%

14. UNIT SERVICE FACTOR 100.0 % 98.4 % 22 2 %

15. UNIT AVAILABILITY FACTOR 100.0 % 98.4 % 222 %

16. UNIT CAPACITY FACTOR (Using MDC) 100.6 % 98.8 % 6.24 %

17. UNIT CAPACITY FACTOR (Using Design MWe) 100.6 % 21 4 % 62 4 %

18. UNIT FORCED OUTAGE RATE Q&% .L6% 111%

19. SHUTDOWNS SCllEDULED OVER NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACII):

Scheduled 36 hour4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> outage on July 25,1998 to allow control rod drop testing and a scheduled 21 day refueling outage to begin on October 3,1998.

20. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A

AVERAGE DAILY UNIT POWER LEVEL DOCKETNO. 50-499

, ,' UNIT 2 DATE May 11.1998 COMPLETED BY R.L. Hill TELEPiiONE 512 972-7667 MONTil APRIL DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL LEVEL (MWe-Net) (MWe-Net) 1 1218 17 12fd 2 1253 18 12fd 3 1216 19 1260 4 1252 20 1260 5 1216 21 1260 6 1216 22 1212 7 1215 23 1260 8 1216 24 1212 9 1218 25 1253 10 1212 26 1251 11 1212 27 1212 12 1212 28 1260 13 1216 29 1211 14 1216 30 1212 15 1252 31 N!%

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