ML20090E099

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Monthly Operating Rept for Feb 1992 for VC Summer Nuclear Station
ML20090E099
Person / Time
Site: Summer South Carolina Electric & Gas Company icon.png
Issue date: 02/29/1992
From: Haltiwanger J, Skolds J
SOUTH CAROLINA ELECTRIC & GAS CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9203090257
Download: ML20090E099 (7)
v • d • e


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  • SCEAG March 5, 1992 Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20555 Attention: Director Office of Resource Management Gentlemen:

Subject:

VIRGIL C. SUMMER NUCLEAR STATION 00CKET NO. 50/395 OPERAllNG LICENSE NO. NPF-12 FEBRUARY MONillLY OPERATING REPORT Enclosed is the february 1992 Monthly Operating Report for the Virgil C.

Summer Nuclear Station Unit No. 1.

This submittal is made in accordance with the requirements of Technical Specifications, Section 6.9.1.10.

If there are any questions, please call me at your convenience.

Very truly yours, con *T T 4

een

r. t..

s g atet r John L. Skolds JWti:RJB:JLS:1cd Attachments c:

0. W. Dixon Jr.

J. W. Flitter R. R. Mahan

f. Yost R. J. White INPO Records Center S. D. Ibneter ANI Library G. F. Wunder Marsh & McLennan General Managers NSRC file (MON 2000)

G. J. laylor RTS NRC Resident inspector (818.03-1)

J. B. Knotts Jr.

9203090257 920229

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UUU1do NUClLAR LXC[LLENCE - A SUMMER 1RADITION!

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i Director, Office of Resource Management February Monthly Operating Heport Page 1 ATTACllMENT 1 AVERAGE DA!LY UNIT POWER LEVEL DOCKET NO.

50/395 UNIT V. C. SUMMER 1 DATE 3/ 2/92 COMPLETED BY J. W.

IIALT1WANGER TELEPIIONE (803) 345-4297 r

FEBRUARY 1992 l

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

(MWe-Net) 1.

893 17 893 2.

892 18, 893 3.

892 19.

893 4.

892 20.

891 j

5, 893 21.

870 6.

849 22.

892 7.

800 23.

893 l

8.

801 24.

893 9.

835 25.

894 10.

892 26, 893 11, 892 27.

893 12, 894 28.

893 13.

894 29, 893 14.

892 15.

893 16.-

892 l

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Director, Office of Resource Hanagement February Monthly Operating Report Page 2 ATTACllMENT 11 OPERATING DATA HEPORT DOCKET NO.

50/395 UNIT V. C. SUMHrR 1 DATE 3/ 2/92 COMPLETED DY J. W. HALT 1WANGER TELEPHONE (803) 345-4297 OPERATINO STATUS

1. Reporting Period February 1992 Gross Hours in Reporting Period 696
2. Currently Authorized Power Level (NWt):

2775 Maa. Depend. Capacity (MWe-Net):

885 Design Electrical Rating (MWe-Net):

900

3. Power Level to Which Restricted (If Any)(HWe-Net):

N/A

4. Reasons for Restrictions:

N/A THIS MONTil YR TO DATE CUMULATIVE

5. Number of Hours Reactor Critical 696.0 1440.0 56064.6
6. Reactor Reserve Shutdown Ilours 0.0 0.0 0.0
7. Ilours Generator on Line 696.0 1440.0 54927.7
8. Unit Reserve Shutdown Hours 0.0 0.0 0.0
9. Gross Thermal Energy Generated (MWil) 1905360 3968303 142537070
10. Gross Electrical Energy (MWil) 639960 1332620 47218019
11. Het Electrical Energy Generated (MWH) 613876 1278412 44825694
12. Reactor Service Factor 100.0 100.0 78.3
13. Reactor Availability Tactor 100.0 100.0 78.3
14. Unit Service Factor 100.0 100.0 76.7
15. Unit Availability Factor 100.0 100.0 76.7
16. Unit capacity Factor (Using MDC) 99.7 100.3 70.8 17 Unit Capacity Factor (Design MWe) 98.0 98.6 69.6
18. Unit ForcJd Outage Rate 0.0 0.0 6.6
19. Shutdowns Scheduled Over Next 6 Months (Type, Date & Duration of Each):

N/A 20, if Shut Down at End of Report Period, Estimated Date of Startup N/A

21. Units in Test Status (Prior to Commercial Operation):

N/A l

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Director, Office of Resource Management February Monthly Operating Report Page 3 ATTACitMENT !!!

UNIT SIIUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50/395 UNIT Y. C. SUMMER 1 DATE 3/ 2/92 COMPLETED RY J. W.

IIALT!WANGER TELEPilONE (803) 345-4297 FEBRUARY 1992 NO.

DATE TYPE DURATION REASON METilOD CORRECTIVE ACTION / COMMENTS NONE 1.0 REASON A Equipment Failure 11 : Maintenance or Test C: Refueling D Regulatory Restriction E Operator Training and License Examination

  1. Administrative G: Operational Error 11 : Other (Explain) 2.0 METilOD 1: Manual 2: Manual Scram 3: Automatic Scram 4: Continuation (Use initial Date) 5: Power Reduction (Duration 0.0)
9. Other (Explain)

Director, Office of Resource Management February Monthly Operating Report Page 4 ATTACitMENT IV HARRATIVE SUNHARY OF OPERATING EXPERIENCE DOCKET HO.

50/395 UNIT V. C. SUMMER I DATE 3/ 2/92 COMPLETED BY J. W. II ALTI W/.NG E R TELEPilONE (803) 345-4297 FEBRUARY 1992 V. C. Summer Nuclear Station operated at approximately 100% power for most of the month of February.

On February 6, at 1125 hours0.013 days <br />0.313 hours <br />0.00186 weeks <br />4.280625e-4 months <br />, power was reduced to 88 percent to repair a main feedwater pump seal.

The plant returned to full power on the 9th at 1630.

On February-21, at 1420 houts, power was reduced to 80 percent to repair a water leak to one of the main generator hydrogen coolers.

The plant was back at full power at 2040 hours0.0236 days <br />0.567 hours <br />0.00337 weeks <br />7.7622e-4 months <br /> the same day.

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e MISCit t ANf 005 DPif>11 AG LI A115fl($ THRU lebruar y 1992 VIRLit ( SUMMIT huCL[AR SIAi!ON, Uhlt 1 OpfRAt!4G status C ur rent ly Auther iged Power i evel (Mwt 1:

2715 Mas. Depene. Capacit y (Wee-Net ):

BBb Design llectrt(al Nating (Me'e-4et):

900 br os s Man im m Capac it y (Mn'e l t u

930 Gross Dependable Capacity ( Mee ):

130 llit f15(At YlAR 17 M3NfH 3 MlNIH Of PL ANI 10 DAll TOT AL $

t ot A: s Number of Hours Reactor Critical 63399.4 4518.6 7299.5 1184.0 Reattor Reserve Shutdown Hours Hours Lonerator on Line 0.0 0.0 Unit Reserve 5t'utocen Hours 61927.1 43$7.7 7 0 fi9. 7 2141 ?

0.0 0.0 brons ibermal inergy Generated (MWH) 167147005 11631034 17923377

$875?!3 Gros s livet rical t rerg v(MW*t)

$199B$?9 3B95070

$9Bi4/0 197J100 het litetrical Energy Generated (MWH) 49318420 3710006 tb97639 1890961 Reactor servtte fattor 77.9 77.3 Reactor Availability factor 77.9 77.3 Unit Servtce factor Unit Availabtitt y f actor 76.1 14.4 16.1 74.4 90.7 98,0 Unit Capacity factor (Using MDC )

6B.S

71. ti 13.3 97.8 Unit Capacity f acter (Design MWe) 87.3 10.4 Unit f orced Outage kate forced Outage Hours 6.9 1.?

0.7

$cheduled Outage Hours 4567.3 b0.8

$9.8 0.0 14915J 1448.b 1643.5 4?.8 lquipment forced Outages:

Equivalent Unit Derated Hours *

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0 lautvalent Seasonal Derated Hours' 207.10

??.60 (quivalent Availability factor

  • 47.63 0.00 17,9 97.0 (quivalent Unit Derated Hours' for Month:

7.9 tquivalent Seasonal Derated Hours' for Month:

0.0 (quivalent Availability factor

  • for Month:

98.9 fquivalent Availabtitty Iactor* for 36 motiths:

80.3 Year-to-Date Iquivalent Availab t it t y Factor *:

99.$

Equipment forced Outages per' 1000 Critical Haars:

0.??4 foutpment forced Outages fear-to-Date:

0 lotal forced Outages year-to-Date:

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  • B% sed on thPO Letatied L3scr tptions of Overall Performance Inditators and Other Indicators - December 1987 I

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