ST-HL-AE-4302, Monthly Operating Repts for Dec 1992 for South Tx Project, Unit 1 & 2

Monthly Operating Repts for Dec 1992 for South Tx Project, Unit 1 & 2

ML20127G932
Person / Time
Site:	South Texas
Issue date:	12/31/1992
From:	Kent A, Kinsey W HOUSTON LIGHTING & POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
ST-HL-AE-4302, NUDOCS 9301220120
Download: ML20127G932 (14)

Text

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i January 15,'1993 ST-FL-AE-4302 File No.: G02 10CFR50 71 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 South Texas Project Units 1 G2 Docket Nos. STN 50-498 & 50-499 Monthly _ _ Operat i ng._llenorts f o_r_pecemhg.,__19 9 2 Pursuant to 10CFR50.7t(a) and South Texas Project Electric Generating Station (STPEGS) Technical Specification 6.9.1.5, attached are the Monthly Operating Reports for Deceinber, 1992.

If you should have any questions on this matter, please contact Mr. C. A. Ayala at (512) 972-8628. ,

'C W. H. Kinsey Q r.

Vice-President, Nuclear Generation MKJ/ag Attachments: 1) STPEGS Unit 1 Monthly Operating Report -

December, 1392

2) STPEGS Uni.c 2 Monthly Operating Report -

December, 1992 i

s 20004i, .L mnumwi.m 930122o12o 921221 s suaia,, or iiemmn inamuin no,,m.a

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/0 PDR ADOCK 05000498 R PDR

Houston Ughting & Power Company ST-HL-AE-4302 Luth Texas Project Electric Generating Station File lio.: G02 Page 2 cc:

Regional Administrator, Region IV Rufus S. Scott lluclear Regulatory Commission Associate General Counsel 611 Ryan Plaza Drive, Suite 400 Houston Lighting & Power Company Arlington, TX 76011 P. O. Box 61867 Houston, TX 77208 George Dick, Project Manager U.S. Nuclear Regulatory Commission INPO washington, DC 20555 Records Center 1100 Circle 75 Parkway J. I. Tapia Atlanta, GA 30339-3064 Senior Resident inspector c/o U. S. Nuclear Ret.ulatory Dr. Joacph M. Hendrie Commission 50 Bellport Lane P. O. Box 910 Bollport, NY 11713 Bay City, TX 77414 D. K. Lacker J. R. Newman, Esquire Bureau of Radiation Control Newman & Holtzinger, P.C., STE 1000 Texas Department of Health 1615 L Street, N.W. 1100 West 49th Street Washington, DC 20036 Austin, TH 78756-3189 D. E. Ward /T. M. Puckett Central Power and Light Company P. O. Box 2121 Corpus Christi, TX 78403 [

J. C. Lanier/M. B. Lee City of Austin _

Electric Utility Department P.O. Box 1088 Austin, TX 78767 K. J. Fiedler/M. T. Hardt City Public Service Board P. O. Bo:t 1771 San Antonio, TX 78296 Revised 10/11/91 4

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ATTACHMENT I ST-HL AE.430s PAGE I OFL.

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S01,Til TEXAS PROJECT ELEC 21C CENERATING STATION s -

UNIT 1 MONTHLY OPERATING REPORT DECEMBER 1992-HOUSTON LICitTING AND POWER CO.

4- NRC DOCKET NO. 50-498 LICENSE NO. NPF-76 l-\ lll a Reviewacf Ijl .

[ . . * /s s/93 gupervisor. -[/ / -

1 .Date Reviewed'By! -

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' Approved-By: * / M/MI PlanteManager d bate I'

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M93Lthly Sugary . ST.HL. AE. 4 302,

'PAGE 1 OF 6 _

STPEGS Unit 1 began the_ reporting period shutdown. completing corrective >

maintenance work on equipment required to allow plant start-up.

The unit was returned to service on 12/31/92 at 2047 and concluded -the reporting p<riod with ongoing system and nuclear testing.

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J CPERATING DATA REPORT .

DOCKET _NO. 50 491,--

0- UNIT 1 ,

DATE lap 5. 1993 COMPLETED BY A__.P. KENT TELEPHONE 112/972-7786 OPERATING STATUS

1. REPORTING PERIOD: 12/91.,121.11 GRCSS HOURS IN REPORTING PERIOD: 744

2. CURRENTLY AUTHORIZED POWER LEVEL (MWt): 380Q

, MAX. DEFEND. CAPACITY (MVe Net): _.121QJ.,

DESIGN FLECTRICAL RATING (HWo Net): __12 & 6, ,

. 3. POWER LEVEL TO VilICH RESTRICTED (IF ANY)(MWe-Net): Nong

4. REASONS FOR RESTRICTION (IP ANY): N/A -

THIS MONTH YR TO DATE CUMULATIVE'

5. NUMSER OF HOURS REACTOR WAS CRITICAL. . . .,- . 86.1_ , , , 6121.6_ 2615L.1 ,

! 6 REACTOR RESERVE SHUTDOWN HOURS........... 0 0 0I ,

l 7. HOURS CENERATOR ON LINE....... .......... 16.9 601/,J3 25246.7

8. UNIT RESERVE SHUTDOWN HOURS.............. 0 ._ _Q 0

, 9. CROSS THERMAL ENERGY GENERATED (MWt) . . . . 49285 = 22416121. . ., ,22590495

10. GROSS ELECTRIICAL ENERGY GENERATED (MW11) . . _, .1840 __._7_601229 L , 31311570 -

11. _ NET ELECTRICAL ENERCY CENERATED (FWM) , . . . SQ.,Q 72.611/t2 ,295935.11-_

12. REACTOR SERVICE FACTOR . . . . . . . . . . . . . . . . . . _11. 6 % '69.73. 6815%

13. REACTOR AVAILABILITY FACTOR. . . . . . . . . . .. . . ..,,,1lJJ. 69.7% ,,

-68.5%

14. UNIT SERVICE FACT 0R...................... 2.3% 6.L,11 -66.2% _

15. UNIT AVAILABILITY FACTOR.., . ... . . . . . . . _,_,2.dt 68.7.1 '66.2%

- 16. UNIT CAPACITY-FACTOR (Using MDC)......... 0.11 '66.1% 6.1J1 i

17. -UNIT CAPACITY FACTOR (Using Design MVe).. 0.1% '66 ;1 % 62J.1 -

18. . UNIT FORCED OUTACE RATE.................. 97.6% 14~. 8 % 14.4%

.19 . SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH)t

_- N/As

20. IF SHUT DOVN AT END OF REPORT PERIOD. ESTIMATED DATE OF STARTUP: N/A' b

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-COMPLETED BY A.P. Kent -

-TELEPHONE S12/972 7786 MONTH ._.J)fSJESEl< ,

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" There were no PORV or Safety valves challenged during the reporting period.

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('PhGC ST-HL ] CF (sAE- 4302-

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SOUTH TEXAS PROJECT

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h' ELECTRIC GENERATING STATION L 4 UNIT 2 p k '

h MONTHLY OPERATING REPORT i= DECEMBER 1992 r ilO3sTON LIGHTING AND POWER CO, -

hr NRC DOCK.ET NO, 50-499 h' LICENSE NO, NPF-80 K

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Revi. ewe y: - ~8 '/5/93 Supervisor n Date Reviewed By g -

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Plen Mar,nger #

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A3TACHMENT %

. j ST-HL-AE. 4302 .

}ionthly Su"m4IX l PAGEJ (>F (f J STPEGS Unit 2 began the reperting period at 100% reactor power.

On 12/27/92 at 0850 the unit was manually tripped due'to the D" ma in feedvater regulating valve failing closed and being unable to reopen. The failure was determined to be a failed rain drive amplifier card. A leak was also discovered on a reactor head penetration sealing device. Corrective maintenance wan prforued and the unit returned to service on 12/29/92 at IM7.

Ihe unit completed the reporting period operating at 100% reactor power.

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-. ATTACHMENT : R s%HL.AE. 4367, .

• PAGE 3 OF //

OPERATING DATA REPORT --

-DOCKET NO. 50;499 UNIT 2 - - - -

DATE: J,g.ttjid993 E IO }$ 786-OPERATING STATUS

1. REFORTING PERIOD: J2/01-12/31 CROSS HOURS IN REPORTINC PERIOD: _744 .

2. CURRENTLY AUTHORIZED POWER LEVEL (MWt): 3800_

~

MAX.0'EPEND. CAPACITY (M'Je Net): L21Q,ft_ .

DESIGN ELECTRICAL RATING (hVe+ Net).: 1250.6. -

, 3. POWER LEVEL TO WHICH RESTRICTED (IF ANY)(HW Net); None

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

5. NURBER OF H0ttlS REACTOR WAS CRITICAL. . . . .._ 2QL.,4 8594.0 24016d

6. REACTOR RESERVF. SHUTDOWN HOURS.......... ,

-- 0 ,,

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?. HOURS GENERATOR ON LINE.............. ... 694.7 8549.0 2303113' 8.

UNIT RESERVE SHUIDOWN HOURS.,. .. . ..... 0- -0 0:

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9. CROSS THERMAL ENERCY GENERATED (MWt) . . . . 2601026 _ 318083.14. 842021QQ

10. GROSS ELECTRICAL ENER0Y GENERATED (M'='H) . $1121Q 10807760 28475120

11. NET ELECTRICAL ENERGY GENERATED (MWH).... j,4?806 10340970 27044980

12. RF.AC10R SERVICE FACTOR..... ............. 94.4%. 97.81 77.5% ,

.13. REACTOR AVAILABILITY FACTOR............ 4_ f3,.,,!i1 97.8%-t 77.5%- ,

14. UNIT SERVICE FACTOR........ ........... . 93.44 ' 97.M - - 74.11_-

1

15. UNIT AVAILAMLITY FACTOR. . . . . . ....i......,J M _ 97.3% -74. 3C

'16. UNIT CAPACITY FACTOR (Using MDC),........ 90.7% __ ,, ,_ 94T1% ' _ 69,11 -

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17. UNIT CAPACITY; FACTOR (Using Design MWe).. 90.73 - - 94.1%  :

6 9 . 7 % .-

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18. UNIT FORCED 0UTAGE RATE.............. .., 6.6% 2.74- .,,

11.83, h a

19. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE AND DURATION OF EACH): q. ~];

) Scheduled 85 day refueling outage to begin February 27, 1993. l W

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

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AVEPACE DAILY UNIT-POWER LEVEL

{l PAGE 4 OF :le DOCKET NO. 2 419_,,

DUTT 2_- __ _

DATE ltgt 5 . ;; 19 91., -

COMPLETED BY L P. Kent TELEP110NE 312 /9,21JIPs,1-P

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DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWEll LEVEL .

(MWe-Net). (tNe Nat) 1- .,_,,_ l2 5 2 , ,,,_ 17 ___ _,,,,J 2 4 0 __,,,

2 1252 18' ,_ , 1241 __,,,,-

3 1252 19 .,_ 1243 _

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hE UNIT SHUTDCURS AND PO* DER REDUCTIONS .

M DOCKET NO. 50-499 UNIT 2 DATE Jan 5. 1993 COMPLETED BY A.P. Kent TELEPHONE 512/972-7786 REPORT MONTH DECEMBER 1 2 3 4 5 Nc, Date Type Duration Reason Methc,d of Licensee System Component Cause & Corrective Action to (Hours) Shutting Event Code Code Prevent Recurrence Down Report #

Reactor 92-08 921227 F 49.3 A 2 N/A SJ V A manual trip was initiated due to the -i "D" sain feedwater regulating valve failing closed and being unable.to reopen.

The failure was determined to be a failed main drive amplifier card. A leak was was also discovered on a reactor head -!

penetration sealing device.

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F:. Forced Reason: Method: 1EEE 805-1983 'IEEE 803A-198:

S:: Sche;duled A-Equipment' Failure (Explain) 1-Manual 8F$[C%,

B Maintenance or Test-2-Manual Scram o ' iii C-Refueling.

D-Regulatory-Restriction 3-Autczatic-Scram 4-Cont. cilExisting N$ ?O

.E-Operator Training'6 License Exam Outage 'N F-Administrative. .

5-Reduction:

G_-Operational' Error'(Explain)-

9-Other H-Other (Explain). .

"V yT 's N [ N 4M W 9 m er 9 7 e M

~~" f e;HMENT 9

. c.4302 fplys and Salety Valves Summary ,J OF le i There were no PORV or Safety Valves challenged during the reporting period.

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