ST-HL-AE-4091, Monthly Operating Repts for Apr 1992 for South Texas Project Units 1 & 2

Monthly Operating Repts for Apr 1992 for South Texas Project Units 1 & 2

ML20096C636
Person / Time
Site:	South Texas
Issue date:	04/30/1992
From:	Jump W, Kent A HOUSTON LIGHTING & POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
ST-HL-AE-4091, NUDOCS 9205140173
Download: ML20096C636 (14)

Text

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The Light.

company llouston Lighting & Power _ outpesas rject et c encradng Statjoy P. O. km ]_ }_{_aportMesas 77g j

1 May 11, 1992  ;

ST-HL-AE-4091 File No.: G02 10CFR50.71 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 South Texas Project Units 1 & 2 Docket Nos. STN 50-498 & 50-499 Monthly Ooeratina Repsrts for Anri). 1992 Pursuant to 10CFR50.71(a) and South Texas Project Electric Generat!'- ."tation (STPFGS) Technical Specification 6.9.1.5, attachea ,c the Monthly Operating Reports for April,-1992.

Please no', that the cumulative total has been adjusted for the Operating Data for Unit 1 (Number of hours reactor was critical) due to an error for October 23, 1991. The correction has increased the cumulative total _by 11.0 hours0 days <br />0 hours <br />0 weeks <br />0 months <br />, if-you should have any questions on this matter, please contact Mr. C. A. Ayala at (512)-972-8628.

4$1m . o William J. Jump Manager Nuclear Licensing

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- Attachments

1) STPEGS Unit 1 Monthly Operating Report -

April, 1992

2) STPEGS Unit 2 Monthly Operating Report -

April, 1992

-9205340173 PDR 920430 I R ADOCK 05000498 '} p PDR RREP)92128001,1&2 A Subsidiary of Houston Industries Incorporated -[/

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Houstpr. Lighti g & Power Company . ST-HL-AE-4091

.-- . South Texas Project Electric Generating Station F le No.: G02 Page 2 cc:

Regional Administrator, Region IV Rufus S. Scott Nuclear Regulatory Commission Associate General Counsel 611 Ryan Plaza Drive, Suite 400 Houston Lighting & Power Companf Arlington, TX 76011- P. O. Bcx 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 Regulatory Dr. Joseph M. Hendrie Commission 50 Bellport Lane P. O. Box 910 Bellport, NY 11713 Bay City, TX 77414 D. K. Lacker J. R. Newman, Esquire Bureau of Radiation Control Newman & Holtzinger, P.C. Texas Department of Health 1615 L Street,-N.W. 1100 West 49th Street Washington, DC 20036 Austin, TX 78756-3189 D. E. Ward /T. M. Puckett Contral_ Power and Light Company P. O. Box'2121 Corpus Christi, TX 78403 J. C. Lanierf'M . B. Lee City of '..ustin Electric Utility Department

P.O. Boy 1088 Austin, TX 78767 K. J. Fiedler/M. T. Ha';dt City Public Service Board P. O.'Dox 1771 San Antonio, TX 78296 L

l Revised 10/11/91 L4/NRC/

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ATTACHMENT l ST-HL-AE-409 I e

PAGE - I 0F b

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o SOUTH TEXAS PROJECT

{ ELECTRIC GENERATING STATION UNIT 1 MONTHLY OPEPATING REPORT APRIL 1992 HOUSTON LIGHTING AND POWER CO. '

NRC DOCKET NO. 50-498 LICENSE NO. hPF-76 Reviewe 1  : ,

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Supervis Date Reviewed By: b. lA S'-841 Plant En [n.ering Manager Date Approved - -

-- 4 6!A/4L-ode Plantannage\

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ATTACHMENT /

Bi-HL-AE- j Monthly Summagy PAGE_2_._4oql

._ OF ._(p__

j STPEG9 Unit 1 began the operating per';

d at 1001 reactor power.

to perform scheduled maintenance.On 4/5/92 at 1654 the unit was removed from serv outage at 1236 and achieved 100% reactor power on 4/15/92 at 0036.The unit was returned to The reporting period was concluded with the unit operating at full power .

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ATTACHMENT I ST-HL-AE- H a9 /

OPERATING DATA REPORT PAGE l ._ 0F~.fe DOCKET NO. 50 498 UNIT 1 DATE May 6. 1991.

COMPLETED-BY A.P. Kent TELEPHONE }12/972-7786 OPERATING STATUS

1. REPORTING PERIOD: 04/01-04/30 CROSS HOURS IN REPORTING PERIOD: _.2.L9

2. CURRENTLY AUTHORIZED POWER LEVEL (MWt). 3800 MAX. DEPEND.CAPAC17f (MWe-Net): 1250.6 DESIGN ELECTRICAL RATING (MWe-Net): 1250.6

3. POWER LEVEL TO WHICH RESTRICTED (IF ANY)(MWe Net): None 4 REASONS FOR RESTRICTION (IF ANY): N/A THIS MONTH YR TO DATE CUMUIATIVE

5. NUMBER OF HOURS REACTOR WAS CRITICAL..... 539.4 2648_d 21678,9

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

7. HOURS GENERATOR ON LINE....,............. 532.3 2631.5 21843.7

8. UNIT RESERVE SHUTDOWN HOURS.. . ..... . 0 Q 0

9. GROSS THERMAL ENE"GY GENERATED (MWt).... 1965083 9 9 2)_4._}.2 80079774

10. -GROSS. ELECTRICAL ENEF.GY GENERATED (MWH).. 666570 3384690 27092690

11. NET ELECTRICAL ENERGY GENERATED (MWH).. . 636350 374.2}_Q6. ,_JM7087li

12. REACTOR. SERVICE FACTOR............. ..... 75.0% 91.2% _70.5% s

13. REACTOR AVAIIABILITY FACTOR. , . ..., .... 75.0% 91.2% 70.3%

14. LUNI1 3RVICE FACT 0R...................... 74.0% _. " 0 . 6 %. 67.7% .

15. UNIT HAILABILITY FACTOR. . . . . . . . . . . . .... 74 0% 90.6% 67.7%

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L16. . UNIT CAPACITY FACTOR (Using MDC)...... ,, 70.81 89.3% 63.31

17. UNIT CAPACITY FACTOR (Using Design MWe).. 70.8% 89.S_1 G3.3%.

18. UNIT. FORCED OUTAGE RATE...... .... ...... 0.01 3.1% 1L11

19. SHUTDOC3 SCHEDUIED OVER NEXT 6 MONTHS (TIPE, DATE, AND-DURATION OF EACH):

Scheduled 62 day refueling outage to begin September 19, 1992.

20. IF S13)T DOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A l

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ATTACHMENT l I

ST-HL-AE- Voi /

PAGE ..LL _ gp & '"

AVERAGE DAILY UNIT POWER LEVEL - -

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l DOCKET NO. 50-498 UNIT 1 DATE May. 6. 1992 .

COMPLETED BY A.P. Kent TEI EP5*0NE 512/972-7786 MONTH APRik

' DAY AVERAGE DAILY POWER LEVEL DAY AVERACE DAILY POWER LEVEL

.(MWe-Net) (hWe-Net) 1 ,_, 1217 17 1254 2 1217 18 1752 3 1216 19 1254 4 M14 20 ,

1255 ,

5 355 21 1255 1246

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6 0 22 7 0 23 1247 8 0 24 1251 9 -0 25. 1250 J10_ 1, 26 1252 11 0- 27 1254 12- '0 28 ,

-1254 -

13 197 29 1255 14- .. 10F _ 30 1253

+ .- 15 .. -1241- 31 N/A 16 1250 4 * + c- v 97-y

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UNIT SHUTDOWES AND POWLR REDUCTIONS DOCKET NO. 50-498 UNIT 1 DATE May, 6. 19??

. COMPLETED BY A.P. Kent >

TELEPHONE 512/972-7786 REPORT. MONTH APRIL' I

1 2 . 3 4 5 .

No. Date Type Duration Reason , Method of Licensee System Component Cause & Correct"ve Action'to .!

(Hours) IShutting- Event Code Code Prevent Recurrence Down Report **

Reactor 92-02 920405 S 186.7 B  ! N/A  !!/A N/A ucheduled maintenance outage.

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AN mien 1 2 3 4 5 b F: Forced Reason: Method: IEEE 805-1983 IEEF CJ3A-1983 h*,

S: Scheduled A-Equipment Failure.(Explain) 1-Manual y -~~ b B-Haintenance or Test 2-Manual Scram n-C-Re fue ling 3-Automatic Scram ,

D-Regul. n- striction 4-Cont. of Existing I E-Operatot . aining 6. License Exam Outage F-Administrative 5-Reduction C-Operational Error (Explain) 9-Other

_ _ _ _ _ _ - _ _ _ _ - - _ _ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ - _ _ - - - _ _ _ _ _ - - - - -- ._ - . __ a

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FTITACHMENT -

ST-HL- AE- 40 l ls- --

PAGE 4 - 0F __

10RVs and Safety Valves Summars There were no PORV or Safety Valves challenged during the reporting period.

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ATTACHMENT 2 ST HL AE-40 9 /

PAGE 1 0F b SOUTH TEXAS PROJECT ELECTRIC CENERATING STATION l UNIT 2 1 MONTHLY OPERATING REPORT APRIL 1992 HOUSTON LICHTINC AND POWER CO.

NRC D3CKET NO, 50-499 LICENSE NO. NPF-80 I

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Rev'lewe .:

a . S 57'2 Superviso Date I Reviewed'By: b- w I- 84 L Plant 'g[eeringManager i -Date- )

Approved By: we 5!8f*1>

Plant Man ger Date-l 4

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ATT ACHMENT 2-Monthly Sur: mary ST.HL-AE H 9 I g

, ) $ __ h - = -- ~~

STPEGS Unit 2 began the reporting period at 65% reactor power during a pover escalation af ter recovering from a tripped main feedwater pump. The unit achieved 100% reactor power on 4/1/92 at 0600, On 4/14/92 reactor power was reduced to 28% to allow corrective maintenance on the steam generator feedwater pumps, During power ascension, reactor power was held at 48% to allow corrective maintenance on a feedwater booster pump, The unit was returned to 100% reactor power en 4/21/92 at 1000.

The unit concluded the reporting period ct full power, 1

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ATTACHME?IT 'l ""1 ST-HL AE- Voi /

PAGE 3 0F 3 OPERATING DATA REPORT DOCKET No. 50-499 UNIT 2 DATE May 6. 1992 COMPLETED BY A.P. Rent TELEPHONE }_12/972-7786 OPERATING STATUS 1.

2. REPORTING PERIOD: 04/01-04/30 GROSS HOURS IN REPORTING P5RIOD: 719 CURRENTLY AUTHORIZED POWER LEVEL (MWt): 3800 MAX. DEPEND. CAPACITY (MWe-Net): 1250.6 DESIGN ELECTRICAL RATING (MWe Net): 1250.6 3.

4 POWER LEVEL TO WHICH RESTRICTED (IF ANY)(MWe-Net): _f.io ne REASONS FOR RESTRICTION (IF ANY): N/A THIS MONTH YR TO DATE CUMULATIVE

5. NUMBER OF HOURS REACTOR VAS CRITICAL. .. '*19.0 2754.6 18177.2

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

7. HOURS GENERATOR ON LINE.. . . . .. 719.0 2717.3 17199.5

8. UNIT RESERVE SHUTDOWN HOURS. .. . .. 0 0 0 9,

GROSS THERMAL ENERGY GENERATED (MWt). .2374113 9740404 62133675, 10.

GROSS ELECTRICAL ENERGY GENERATED (MWH).._~'2'QO 3313410 209807L0 11.

NET ELECTRICAL ENERGY GENERATED (MWH). 762359 3170214 19874217

12. REACTOR SERVICE FACTOR. ~

. . 100.0% 94.9% 72.3%

13. REACTOR AVAI1 ABILITY FACTOR. , . . .. 100.0% 94.9% 72.3%

14. UNIT SERVICE FACTOR. . ., . . . 100.0% 93.6% 68.4%

15. UN'T AVA11 ABILITY FACTOR. . . .. .

100.01 93.6% 68.4%

16. UNIT CAPACITY FACTOR (Using MDC)... . . . 84.8% 87.3% 63.2%

17. UNIT CAPACITY FACTOR (Using Design MWe).. 84.8% _ 87.31 63 21

18. UNIT FORCED OUTAGE RATE. . . 0.0% 6.4% . 15.0%

19.

SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE AND DURATION OF EACH):

N/A 20.

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

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ATTACHMENT % o ST-HL AEs407 i PAGE 4 0F _ 6

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AVERAGE DAILY UNIT F0VER LEVEL /

DOCKET NO. 50-499 UNIT 2 DATE May 6. 1992 COMPLETED BY A.P. Kent TELEPHONE 512/972-7786 MONTH APRIL DAY AVERAGE DAILY F0WER LEVEL DAY AVERAGE DAILY F0VER LEVEL (MWe-Net) (MVa-Net) 1 1207 17 524 i 2 1251 18 532 3 1228 19 538 4 _ _ _

1214 2.0 595 5 1255 21 1168 6 1251 22 1220 7 1248 23 1231 8 3247 24 1252 -

9 1246 25 1251 10 1228 26 1252 11 1233 27 1251 12 1230 28 1207 13 1236 29 1242 14 736 30 1250 15 243 31 N/A 16 253

UNIT SHUTDOWNS AND POWER'REEUCTIONS '

DOCKET WO. 50-499 UNIT 2 DATE May 6. 1992 -

' COMPLETED BY A.P. Kent TELEPHONE 512/972-7786 REPORT MONTH APRIL 1 '2 -

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

Reactor 92-05 920414 F 0.0 A 5 .N/A SJ CLN Reactor power was. reduced to 28% to determine the cause of the steam generator

( feedwater pumps erratic speed control responses. A loose terminal was discover-ed on a power supply common to al~.the feedwater pumps. The terminal was tightened.

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1 2 3 4 5

?>2 W F: Forced Reasen: Method: IEEE 805-1983 IEEE 803/-1983 n1 }C 2 S: Scheduled A-Equipment Failure (Explain) 1-Manual bT n, S: ,

B-Maintenance or Test 2-Manual Scram at"2 C-Refueling 3-Automatic Scree c) $}j  ;

D-Regulatory Restriction 4-Cont. of Existing 71 ,s E-Operator Training & License Exam Outage ,

F-Administrative 5-Reduction "

G-Operational Error (Explain) 9-Other H-Other (Explain) i

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AiTACHMENT 1

- . ST-HL AE- 4o3 /

-e PAGE G 0F 6 IpRVs ami Saft r Vatves - Sumary There vore no PORV or Ss fety Valves challenged during the reporting period.

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