ML20202E764

Monthly Operating Repts for Jan 1998 for South Tx Project, Units 1 & 2

ML20202E764
Person / Time
Site:	South Texas
Issue date:	01/31/1998
From:	Hill R, Mallen F HOUSTON LIGHTING & POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NOC-AE-000090, NOC-AE-90, NUDOCS 9802190046
Download: ML20202E764 (14)

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February 11,1998

. NOC-AE-000090 File No. G02 __

STI30537177 q 10CFR50.71 '

U. S. Nuclear Regulatory Commission

. Attention: Document Control Desk Washington, DC 20555 South Texas Project Units I and 2 Docket Nos. STN 50-498, STN 50-499..

Monthly Ooerotine Renorts for January 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 January 1998.

If you should have any questions on this matter, please contr.ct T. E. Underwood at (512) 972-7108.

Sincerely, F. H. Mallen Manager, Planning & Controls RLH/sl-Attachments: 1) STPEGS Unit 1 Monthly Operating Report - January 1998

2) STPEGS Unit 2 Monthly Operating Report - January 1998 9902190046 990131

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_.' ST-NOC-AE-000090 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 78105 3692 Thomas W. Alexion Institute of Nuclear Power Project Manager, Mail Code 13H3 Operations - Records Center U. S. Nuclear Regulatory Commission 700 Galleria Parkway.

Washing:sn, DC 20555-0001 Atlanta, GA 30339-5957 David P. Loveless Richard A.Ratliff Sr. Resident Inspector Bureau of Radiation Control c/o U. S. Nuclear Regulatory Commission Texas Department of Health

. P O. Box 910 1100 West 49th Street Bay City,TX 774b%10 Austin, TX 78756-3189 J. R. Newman, Esquire D. G. Tees /R. L. Balcom Mors;an,-Lewis & Bockius . Houston Lighting & Power Co.

1800 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 ATTN: G. E. Vaughn/C. A. Johnson P. O. Box 177 l' P. O Box 2P, Mail Code: N5012

. St.n Antor.io, TX 78296 Wadsworth, TX 77483 A. Ramirez/C. M. Canady 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 -

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SOUTH TEXAS PROJECT '

ELECTRIC GENERATING STATION 1

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. UNIT 1.

MONTHLY OPERATING REPORT JANUARY 1998 -

STP NUCLEAR OPERATING COMPANY

.i' NRC DOCKET NO. 50-498

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LICENSE NO. NPF-76 Reviewed By: _ WWd  %[6/T8 '

T.E. UNDERWOOD Date Approved By: Y '

J./f,/fp

_G.L. PARKEY Dat/ '

MONTIILY

SUMMARY

S6uth Texas Project Unit 1 operated during the reporting period at full power with no unit shutdowns or significant power reductions.

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OPERATING DATA REPORT DOCKET NO. 50-498 UNIT 1 DATE Feb.5.1998 COMPLETED BY RL Hill TELEPHONE 512 972 7667

- OPERATING STATUS 1.

REPORTING PERIOD: 1/1/98-1/31/98 GROSS IlOURS IN REPORTING PERIOD: 244

2. CURRENTLY AUTilORIZED POWER LEVEL (Mw1): .3100 M AXIMUM DEPENDABLE CAPACITY (MWe-Net): 1250.6 DESIGN ELEC'l RICAL RATING (MWe-Met): 1250.6 3.

POWER LEVEL TO WlilCH RESTRICTED (IF ANY) (MWe-Net): Hont

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

5. NUMBER OF IIOURS kCACTOR CRITICAL 2400 -24LQ 58.780.1

6. REACTOR RESERVE SHUTDOWN llOURS Q Q Q l .. 7. IlOURS GENERATOR ON LINE 2410 2410 57.318.9 4 i

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8. UNIT RESERVE SHUTDOWN IIOURS Q -Q. Q

9. GROSS TilERMAL ENERGY GENERATED (MWil) 2.839.573 212.157.165 2.839.573

10. GROSS ELECTRICAL ENERGY GENERATED (MWII) 976,657 226.617- 72.336.221 i1. NET ELECTRICAL ENERGY GENERATED (MWH) 937.778 937.778 68.850.524

12. REACTOR SERVICE FACTOR 100.0 % 100&% 2LQ%  !

13. REACTOR AVAILABILITY FACTOR 100.0 % 100.0 % 2LQ%

14. UNIT SERVICE FACTCR . 100.0 % 100.0 % 62 2 %

15. UNIT AVAILABILITY FACTOR 100.0 % 100.0 % 62.3%

16. . UNIT CAPACITY FACTOR (U3ing MDC) 100.8 % 100.8 % 66d%

17. ' UNIT C/d ACITY FACTOR (Using Design MWe) 100.8 % 100.8 % 663 %

18. UNIT FORCED OUTAGE RATE DA% Q.0% 20 3 %

19. SilUTDOWNS SCIIEDULED OVER NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH):

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 Feb 5.1998 COMPLETED L / R.L. Hill TELEPilONE 512 972 7667-MONTil lANUARY-

-DAY -AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL LEVEL (MWe-Net) - (MWe-Net) -

1 Efil .17 EM 2 ns 18 1262' 3 HM 19 1262 4 ne 20 util 5 12in 21 HM 6 1251 22 1262 ,

7 ns 23' 1262 I 8 -1261 24 12M

-9 12M 25 12 @

10 .n@ 26 12fil

-!1- 1261 27 12 @

12 12 s .28 1252 ,

13- 1261 29 1212 14 1261 30 1252 15 1212 31 1262 16 12@ -

UNIT SIIUTDOWNS AND POWER REDUCTIONS DOCKEFNO. iQ-328.

UNIT 1 DATE Feb.5.1998 COMPLTTED 13Y RL llill TELEPHONE 512 972-7667 REPORT MONTil JANUARY 1

2 3 4 5 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective iction to Prevent Recurrence (livurs) Shutting Event Code Code Down Report #

Reactor TIIERE WERE NO UNIT SilUTDOWNS OR SIGNIFICANT POWER REDUCTIONS DURING THE REPORTING PERIOD I 2 3 4 5 F: Forred Reason: Method: IEEE 305-1983 IEEE 803-1983 S: Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Au*omatic Scram D-Regulatory Restriction 4-Cont. of Existing E-Operator Training & License Exam Outage F-Administrative 5-Reduction G-Operational Error (Explain) 9-Other II-Other (Explain) m

PORYS AND SAFETY VALVE

SUMMARY

There were no PORV or Safety Valves challer;ed during the reporting period.

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SOUTH TEXAS PROJECT l ELECTRIC GENERATING STATION -

UNIT 2 MONTHLY OPERATING REPORT JANUARY 1998 STP NUCLEAR OPERATING COMPANY NRC DOCKET NO. 50-499 -

LICENSE NO. NPF 80 -

Reviewed By: W.Ld */s/J3 -

T.E. UNDERWOOD Date Approved By: , N

/0[ff R.E/ MASSE - Date ce

. MONTHLY

SUMMARY

South Texas Project Unit 2 began the reporting period in Mode 1. On December 29, the unit was rer ev ' ~ ram service to allow oil leak repairs on the 2B Main Transformer. Repairs were completed and thw unit returned to service on January 2, at 2136. Full power was achieved on January 3, at 1240.

- The unii operated for the remainder of the reporting period at full power with no unit shutdowns or significant power reductions.

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l OPERATING DATA REPORT f

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DOCENT. 50-499 UNIT 2 DATE Feb.5.I998 COMPLETED BY R.L.11ill TELEPilONE 512 972-7667 OPERATING STATUS

1. REPORTING PERIOD: 1/1/98-1/3!/98 GROSS IlOURS IN REPORTING PERIOD: 2 14

2. CURRENTLY AUTilORIZED POWER LEVEL (Mwt): .1800 MAXIMUM DEPENDABLE CAPACITY (MWe-Net): 12104 DESIGN ELECTRICAL RATING (MWe-Net): 1250.6

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

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

5. NUMJER OF llOURS REACTOR CRITICAL 2410 2410 55.535.4

6. REACTOR RESERVE SIIUTDOWN llOURS Q Q Q

7. IIOURS GENER.ATOR ON LINE 62]L4 691L4 53.986.6

8. UNIT RESERVE SIFTDOWN llOURS Q Q Q

9. GROSS TIIERMAL ENERGY GENERATED (MWil) 2.652.922 2.658.92' 200.002,432

10. GROSS ELECTRICAL ENERGY GENERATED (MWH) 905.910 905.910 68.070189

11. NET ELECTRICAL ENERGY GENERATED (MWil) Efi9212 869.257 64.949.434

12. REACTOR SERVICE FACTOR 100.0 % 100.0 % 73.5 %

13. REACTOR AVAILABILITY FACTOR 100.0 % 100.0 % 2.L1%

14. UNIT SERVICE FACTOR 93.9 % 93.9 % 71.4%

15. UNIT AVAILABILITY FACTOR 93.9 % 93.9 % 71.4 %

16. UNIT CAPACITY FACTOR (Using MDC) 2L4% 93.4 % 68.7 %

17. UNIT CAPACITY FACTOR (Usin Design MWe) 93.4 % 93.4 % fill 2%

18. UNIT FORCED OUTAGE RATE 6J16 f 1% 19.7 %

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

N/A 20 IF Sl!UTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A i

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AVERAGE DAILY UNIT POWER LEVEL d DOCKETNO. 50-499 UNIT 2 '

'DATE Feb.5.1998-COMPLETED BY R.L 11111 TELEPHONE 512 972 7667

- MONTi{ JANUARY .-

DAY AVERAGE DAILY POWER - DAY AVERAGE DAILY POWER LEVEL LEVEL (MWe Net) - (MWe-Net)-

L.

-1 -Q l7 1252 2 -Q 18 J23 l 3 1002 19 12 3 i 4 12 3 20 12 3 --

5 1252 21- 12 3

-6 1260 22 1252 2

7 12 3 - 23 .12 3 -- .

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-8 1252 24 1252

9. 12 3 25 - 12 3

.4 E 10 1111 26 12 3 o

11 1252 27 -12 3 -

12 '12 3 ' 28 12 3 13 1211 - 29 1254

-14 12 3 30- 12 3 15' '11 2 31 12 3 16 1252

UNIT SIIUTDOWNS AND POW"ZR REDUCTIONS -

DOCKETNO. 50-499 UNIT 2 DATE Jan 7.1998 COMPLETED BY ILL. Hill TELEPlIONE 512 ?72-7667 REPORT MONTil JANUARY I 2 3 4 5 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective Action to Prevent Recurrence (flours) Shutting Event Code Cule Down Report #

Reactor 97-08 971229 F 45.6 A 4 N/A EA XFMR The unit was removed from service to allow oil leak repairs on the sudden pressure relief valve and one of the oil coolers on the 28 Main Transformer.

A new relief valve and oil cooler was installed.

I 2 3 4 5 s F: Forced Reason: Method: IEEE 805-1983 IEEE 803-1983 S: Scheduled A-Equipment Failtre (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Cont. of Existing E-Operator Training & LLaise Exam Outage F-Administrative 5-Reduction G-Operational Error (Explain) 9-Other

. i-Other (Explain)

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t PORVS AND SAFETY VALVE

SUMMARY

There were no PORY or Safety Valves challenged during the reporting period.

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