View source for RC-98-0029, Monthly Operating Rept for Jan 1998 for VC Summer Nuclear Station,Unit 1

{{Adams
| number = ML20202G596
| issue date = 01/31/1998
| title = Monthly Operating Rept for Jan 1998 for VC Summer Nuclear Station,Unit 1
| author name = Bell W, Taylor G
| author affiliation = SOUTH CAROLINA ELECTRIC &amp; GAS CO.
| addressee name = 
| addressee affiliation = NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
| docket = 05000395
| license number = 
| contact person = 
| document report number = RC-98-0029, RC-98-29, NUDOCS 9802200175
| document type = MONTHLY OPERATING ANALYSIS REPORT, TEXT-SAFETY REPORT
| page count = 7
}}

=Text=
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soutgC-grotina Electric & Gas Company                 J.Ta or
    .-                                                                     e nsvt . C 29065                            Nuclear Operations
              ,   SCE&G escann m February 13, 1998 RC-98-0029 Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20555 Attention: Director, Office of Resource Management Gentlemen:

==Subject:==
VIRGIL C. SUMMER NUCLEAR STATION l
DOCKET NO. 50/395 OPERATING LICENSE NO. NPF 12 JANUARY MONTHLY OPERATING REPOWT Enclosed is the January 1998 Monthly Operating ReporA ine Virgil C. Summer Nuclear Station Unit No.1. This submittalis made in accordance with the l
l          requirements of Technical Specifications, Section 6.9.1.10.
If there are any questions, please call me at your convenience.
Very truly yours, j' W6( 0 Gary J. Taylor nkk Attachment c:   W. F. Conway                                                        P. Ledbetter R. R. Mahan (w/o attachment)                                       INPO Records Center R. J. White                                                        Marsh & McLennan L. A. Reyes William G. Wendland (ANI)
L. M. Padovan                                                      Pat Haught (Westinghouse)
S. A. Byrne RTS (MON 2000)
R. M. Fowlkes                                                      DMS (RC-98-0029)
NRC Resident inspector                                             File (818.031)
J. B. Knotts Jr.                                                                                            j
                                                                              ~^
980220o175 990131                                                                                                   l PDR R
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NUCLEAR EXCELLENCE - A SUMMER TRADITION!                                                         $N        I

Director, Office of Resource Management i
January Monthly Operating Report-Page 1 ATTACHMENT I AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.         50/395 UNIT    V. C. SUMMER I DATE         2/ 6/98 COMPLETED BY W. H. BELL TELEPHONE    (803) 345-4389 JANUARY     1998 DAY AVERAGE DAILY POWER LEVEL         DAY AVERAGE DAILY POWER LEVEL (MWe-Net)                              (MWe-Net)                 >
: 1.           960                    17,            965 I
: 2.           203                    18,            967 l                 3.             0                    19.            967 i
: 4.             0                    20.             .
: 5.             0                    21.            968
: 6.             0                    22,            967 7,           155                    23.            968
: 8.           781                    24.            968
: 9.           965                    25.            967
: 10.             966                    26.            968
: 11.             968                    27.            967
: 12.             967                    28.            968
: 13.             968                    29.            968
: 14.             967                    30,            967
: 15.             966                    31.            968
: 16.             967

Director, Office of Resource Management January Monthly Operating Report Page 2 ATTACHMEllT II OPERATING DA' A REPORT i
DOCKET NO.           50/395 UNIT     V. C. SUMMER I DATE          2/ 6/98 COMPLETED BY W. H. BELL TELEPHONE     (803) 345-4389 OPERATING STATUS h
1g              1. Reporting Period:                                                              January           1998
'r                 Gross Hours in Reporting Period:                                                                  744
: 2. Currently Authorized Power Level (MWt):                                                          2900 Max. Depend. Capacity (MWe-Net):                                                                  954 Design Electrical Rating (MWe-Net):                                                               963
: 3. Power Level to Which Restricted (If Any) (MWe-Net) : N/A
: 4. Reasons for Restrictions: N/A THIS MONTH                      YR TO DATE       CUMULATIVE
: 5. Number of Hours Reactor Critical                                                               640.7                    640.7           101582.7
: 6. Reactor Reserve Shutdown Hours                                                                   0.0                      0.0                0.0 7 Hours Generator on Line                                                                         622.5                    622.5           100041.3
: 8. Unit Reserve Shutdown Hours                                                                      0.0                      0.0                0.0
: 9. Gross Thermal Energy Generated (MWH) 1755857                                                                          1755857         264567488
: 10. Gross Electrical Energy (MWH)                                                                  607610                   607610           88323489
: 11. Net Electrical Energy Generated (MWH) 584404                                                                            584404           84174026
: 12. Reactor Service Factor                                                                           86.1                     86.1               82.3
: 13. Reactor Availability Factor                                                                      86.1                     86.1               82.3
: 14. Unit Service Factor                                                                              83.7                     83.7               81.0
: 15. Unit Availability Factor                                                                         83.7                     83.7               81.0
: 16. Unit Capacity Factor (Using MDC)                                                                 82.3                     82.3               76.4
: 17. Unit Capacity Factor (Design MWe)                                                                81.6                     81.6               75.2
: 18. Unit Forced Outage Rate                                                                          16.3                     16.3                4.1
: 19. Shutdowns Scheduled Over Next 6 Months (Type, Date & Duration of Each) :
NONE
: 20. If Shut Down at End of Report Period, Estimated DLte of Startup: N/A
: 21. Units in Test Status (Prior to Commercial Operation) : N/A s

Director, Office of Resource Management January Monthly Operating Report Page 3 ATTACHMENT III UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.         50/395 UNIT  V. C. SUMMER I DATE        2/ 6/98 COMPLETED BY W. H. BELL TELEPHONE   (803) 345-4389 JANUARY   1998 NO. DATE TYPE DURATION REASON METHOD          CORRECTIVE ACTION / COMMENTS 1     1/2/98 F        121.5HR      A       1        TECH SPEC REQUIRED SHUTDOWN REQUIRED TO REPAIR "A" DIESEL GENES,ATOR 1.0     REASON A: Equipment Failure B: Maintenance or Test C: Refueling-D: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error H: Other (Explain) 2.0     METHOD 1:-Manual 2: Manual Scram 3: Automatic Scram 4: Continuation (Use initial Date) 5: Power Reduction (Duration 0.0)
: 9. Other (Explain)

4 D(rector, Office of Resource Management
             ,  January Monthly Operating Rt. port Page 4 ATTACHMENT IV NARRATIVE 

==SUMMARY==
OF OPERATING EXPERIENCE DOCKET NO.          50/395 UNIT  V. C. SUMMER I DATE       2/ 6/98 COMPLETED BY W. H. BELL TELEPHONE     (803) 345-4389 JANUARY     1998 ON 1/2/98, THE PLANT SHUT DOWN TO PERFORM REPAIRS ON THE "A" DIESEL GENERATOR. THE MAIN GENERATOR BREAKER WAS OPENED AT 08:15 AND THE REACTOR WAS SHUT DOWN AND MODE 3 ENTERED AT 10:26. START UP BEGAN ON 1/6/98. THE REACTOR BECAME CRITICAL AT 17:40.             ON 1/7/98 AT 09:47, THE MAIN GENERATOR BREAKER WAS CLOSED. REACTOR PONER REACHED 100% ON 1/8/98 AT 20:45 AND REMAINED AT THAT LEVEL FOR THE REMAINDER OF THE MONTH.

_    _                        _ _ _ ~
4
      ,                       MISCELLANEOUS OPERATING STATISTICS THRU January 1998
                     .              VIRGIL C SUMMER NUCLEAR STATION, UNIT 1 OPERATING STATUS Currently Authorized Power Level (MWt):      2900 Max. Depend. Capacity (MWe-Net):                954 Design Electrical Rating (MWe-Net):             963 Gross Maximum Capacity (MWe):                 1001 Gross Dependable Capacity (MWe):              1001 LIFE           FISCAL YEAR  12 MONTH       3 MONTH OF PLANT          TO DATE      TOTALS        TOTALS Number of Hours Reactor Critical           108917.5              4271.7     7767.1             1984,9 Reactor Reserve Shutdown Hours                   0.0                0.0 Hours Generator on Line                    107040.7              4217.6     7685.2             1935.9 Unit Reserve Shutdown Hours                      0.0                0.0 i       Gross Thermal Energy Generated (MWH)       279178023           11790104   21719234          5216823 Gross Electrical Energy (MWH)               93103999             4039600    7432860         1796910 Net Electrical Energy Generated (MWH)       88666752             3883509    7145924         1726286 Reactor Service Factor                          81.7               82.8 Reactor Availability Factor                     81.7               82.8 Unit Service Factor                             80.3               81.7 Unit Availability Factor                        80.3               81.7       87.7               87.7 Unit Capacity Factor (Using MDC)                74.6               79.6       86.3               82.7 Unit Capacity Factor (Design MWe)               73.4               78.9 Unit Forced Outage Rate                          4.4                2.8        3.2 Forced Outage Hours                          4927.8               121.5      252.9              121.5 Scheduled Outage Hours                      21353.5               821.9      821.9              150.6 Equipment Forced Outages:                                                        4                  1 4
Equivalent Unit Derated Hot.rs*                                              256.83              74.1 Equivalent Seasonal Derated Hours
* 20.15               0.00 Equivalent Availability Factor
* 84.5               77.5 Equivalent Unit Derated Hours
* for Month:     15.5 Equivalent Seasonal Derated Hours
* for Month:         0.0 Equivalent Availability Factor
* for Month:      81.6 Equivalent Availability Factor
* for 36 months:        88.2 Year-to-Date Equivalent Availability Factor *:        81.6 Equipment Forced Outages per 1000 Critical Hours:             0.515 Equipment Forced Outages Year-to-Date:       1 Total Forced Outages Year-to-Date:      1
* Based on INPO Detailed Descriptions of Overall Performance Indicators and Other Indicators - December 1987

MONTH: JANUARY 1398
                    . HOUkSGENERATORONLINE: 744 UNIT AVAILABILITY FACTOR: 1001 j                                             V. C. SUMMER, UNIT 1 i
MONTHLY OUTAGE REPORT FOR JANUARY 1998 OUTAGE !         START l   END    1 HOURS ITYPEl REASON FOR OUTAGE I CORRECTIVI. ACTION NO. 1   TIME I    TIME IDURATION!       !                   !
                      -!       ---!----     l         t    t                   t             .-
1        1/2/98    1/7/98    121.5     F TECH SPEC SHUTDOWN     REPAIR "A" DIESEL 8:15     14:13                   DUE TO "A" DIESEL   GENERATOR GENERATOR 4
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