ML20012C122

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Monthly Operating Repts for Feb 1990 for Byron Nuclear Power Station,Units 1 & 2.W/900312 Ltr
ML20012C122
Person / Time
Site: Byron  Constellation icon.png
Issue date: 02/28/1990
From: Orris K, Pleniewicz R
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-90-0174, BYRON-90-174, NUDOCS 9003200145
Download: ML20012C122 (14)
v • d • e


Text

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                       /     " x . Commonwealth E'^: son i: -M                 i          ) Byr:n Nuclear Station

( 7 4450 N:rth Girrnin Church Rrd 

             . . .t    \     ,/ Byron, Illinois 61010                                           --
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         -March 12, 1990 l

LTR BYRON 90-0174 FILE: 2.7.200 Director, Office of Management Information and Program Control 

         . United States Nuclear Regulatory Commission Washington, D.C. 20555                                                                  '

s A'I"IN : Document Control Desk Gentlemen Enclosed for your information is the Monthly Perforrnance Report covering Byron Nuclear Power Station for the period February 1 through February 28, 1990. Sincerely, hCA R. Pleniewicz Station Manager Byron Nuclear Power Station RP/KO/dm.(0625M/0062M) cca A.B. Davis, NRC, Region III NRC Resident Inspector Byron Ill. Dept. of Nuclear Safety T.J. Malman/K.L. Graesser Nuclear Licensing Manager Nuclear Fuel Services, PWR Plant Support D. R. Eggett, Station 21uclear Engineering INPO Records Center P. Shemanski - USNRC M 9003200145 900228ADOCK(ei 05000454 PDR PDC N" / R. [M% 

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                                  ,                                                                         ; BYRON NUCLEAR' POWER STATION r

UNIT 1 AND UNIT 2 ' d P.y i ( :-.. MONTHLY PERFORMANCE REPORT i { . c, v. COMMONWEALTH EDISON COMPANY 

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i NRC DOCKET NO.~ 050-454 NRC_ DOCKET NO.050-455 -I 

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W LICENSE NO. NPF-37l= .. l _ d

1. LICENSE NO. NPF-66 -;

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                                                     .(0625M/00'62M-2)-                                                                                                    .

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I. Monthly Report (DL37. tan UNIT 1 for the month of February 1990. 

                                                                                            )

[ A. Summary of Operatino Experience for Unit 1 The unit began this reporting period in a scheduled refuel outage. The i unit was in the refueling outage for the whole month. s 9 l t t (0625M/0062M-3)'

p u h B .' OPERATING DATA' REPORT  ;- DOCKET NO. 050-454 UNIT: Byron One , DATE: 03/09/90 COMPILED BY: K. Orris TELEPHONE: (815)234-5441 x2444 - OPERATING STATUS i 1.- Reporting Period: February, 1990. Gross Hours 672 

      - 2.-   Currently Authorized Power Level 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross) Design Electrical Rating: 1120 (MWe-net) Max Dependable Capacity: 1105 (MWe-net)

3. Power Level to Which Restricted (If Any): N/A ,
4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *  ;

5. Report Period Hrs. 672 1416' 39,049
6. Rx Critical Hours 0 98 30,638
7. Rx Reserve Shutdown Hours 0 0 38
8. Hours Generator on Line 0 97 30,191
9. Unit-Reserve Shutdown Hours 0 0 0
10. Gross Thermal Energy (MWH) 0 166,102 91,4.26,542
11. Gross Elec. Energy (MWH) 0 53,410 30,797,828
12. Het Elec. Energy (MWH) -8,715 32,203 29,010,235
13. Reactor Service Factor 0 6.9 78.5
14. Reactor Availability Factor 0 6.9 78.6
15. Unit Service Factor 0 6.9 77.3
16. Unit Availability Factor 0 6.9 77.3
17. Unit Capacity Factor (MDC net) 0 2.1 67.2
18. Unit Capacity Factor (DER net) 0 2.0 66.3
19. Unit Forced Outage Hrs. 0 0 1057 20._ Unit Forced Outage Rate 0 0 3.4
21. Shutdowns Scheduled Over Next 6 Months: None
22. If Shutdown at End of Report Period, Estimated Date of Startup:
23. Units in Test Status (Prior to Commercial Operation): None
  • Note - The cumulative numbers do not reflect power generated prior to commercial service.

(0625M/0062M-4)

.g,-._ C. AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-454 UNIT: Byron One DATE: 03/09/90 COMPILED BY: K. Orris TELEPHONE: (815)234-5441 x2444 MONTH . February, 1990 DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. O MW 16. O MW
2. O MW 17. O MW
3. O MW 18. 'O MW
4. O MW 19. O MW
5. O MW 20. O MW
6. O MW 21. O MW 7 O MW 22. O MW
8. 0 MW 23. O MW
9. O MW 24. O MW
10. O MW 25. O MW  :.
11. O MW ' 26. O MW  !
       '12.                   O MW                    27.                   O MW
13. O MW 28. O MW 4
14. O MW
15. O MW 'f i

INSTRUCTIONS On this form list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt. These figures will be used to plot a graph for each reporting month. Note that when maximum dependable capacity is used for the net electrical rating of the unit there ' may be occasions when the daily average power level exceeds the 100% line _(or the restricted power level line.) In such cases the average daily unit power-output sheet should be footnoted to explain the apparent anomaly. I(0625M/0062M-5) 

                                                                                             . - _ _ _ _ . . _a i

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                                                                                                                                             ~

Rsport Period February, 1990 UNIT SHUTDOWNS / REDUCTIONS

  • BIRON *

(UNIT 1)- ************************** No. Date Type Hours Reason Method LER Number System Component Cause & Corrective Action to Prevent Recurrence 1 s 672 C 4 Scheduled refueling outage BIR03. . cocee**********

  • Summary
  • occee**********

TYPE Rear,on Method System & Component F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched B-Maint or Test G-Oper Error .2-Manual Scram Instructions for C-Refueling H-Othe r 3-Auto Scram Preparation of-D-Regulatory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report 

                      & License Examination                   9-Other                     (LER) File (NUREG-0161)

(0625M/0062M-6)

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f' EdN10ME EEEORTIEMQEIREMENTS (UNIT 1) for the month of FRhinaIy l 2D t-

1. Safety / Relief, valve operations for Unit One.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CQtiDITION OF EVENT 3, .. None i a Licensee generated changes to ODCM.-

2. (Y/N)

No.

3. Indications of failed fuel. (Y/N)

N/A Unit in Refuel Outage. 9 (0625M/0062M-7) , t 1

F~ a . T i P. LLC.ENSEE_IV.ENLEEPORTS fUjiIT 1) The following is a tabular summary of all Licensee Event lleports for Byron Nuclear Power Station, Unit One, submitted during the reporting period, February 1 through February 28, 1990. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73. Occurrence Id.CRRERs Event ERpprt NumbRI Rata 1111e of OccIrrentR-90-001 01/18/90 Containment Purge not verified operable 100 hours prior to core alterations due to miscommunication and inappropriate tracking mechanism. 4 (0625M/0062M-8)

p: II. MonthlyJaport ig.t_Eyron UNIT 2 for tilt _mDath of February 1910 A. Summary of Oogttatting_ Experience for Unit 2 The unit began this reporting period in Mode 1 (Power Operation) at approximately 88.5% power. On February 10 the unit was brought down to Mode 3 for 2C Safety Injection Accumulator repair. The unit was back on line again on February 12. The unit operated at power levels of up to 100% for the remainder of the month. 1 l e (0625M/0062M-9) l

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B. OPERATING DATA REPORT DOCKET NO.: 050-455 UNIT: Byron Two 

       ,                                                                      DATE:  03/09/90 COMPILED BY:     K. Orris 7

TELEPHONE: (815)234-5441 x2444 , OPERATING STATUS

1. Reporting Period February, 1990. Gross Hours: 672 2.. Currently Authorized Power Level 3411 (MWt)

Design Electrical Rating: 1175 (MWe ,ross) Design Electrical Rating: 1120 (MWe-net) Max Dependable capacity: 1105 (MWe-net) 3 .' Power Level to Which Restricted (If Any): N/A-

4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 672 1,416 22,153
  • 6.- Rx Critical Hours 625 1,349 19,414
             -7. Rx-Reserve Shutdown Hours                           0             0             0    <
8. Hours-Generator ~on Line 623 1,341 19,026-9.- Unit Reserve Shutdown Hours 0 0 0
              '10. Gross Thermal Energy (MWH)                 1,925,799       4,206,588 49,774,198       t
11. Gross.Elec. Energy (MWH) 663,127 1,446,349- 16,791,149 l
12. Net Elec. Energy (MWH) 628,105 1,374,548 15,764,684
13. Reactor Service Factor 93 95.3 87.6
14. Reactor Availability Factor 93 95.3 87.6
15. Unit Service Factor 92.7 94.7 85.9
16. Unit Availability Factor 92.7 94.7 85.9.
17. Unit Capacity Factor (MDC net) 84.6 87.8 64.s.
18. Unit Capacity Factor (DER net) 83.5 86.7 63.5
19. Unit. Forced Outage Hrs. 0 26 845
20. Unit Forced Outage Rate 0 1.9 4.3 l
21. Shutdowns Scheduled Over Next 6 Months: None l
22. If Shutdown at End of Report Period, Estimated Date of Startup: N/A
23. Units in Test Status (Prior to Commercial Operation): None l l
  • Note - The cumulative numbers do not reflect power generated prior to commercial service.

(0625M/0062M-10)

C. AVERhGE DAILY UNIT POWER-LEVEL DOCKET NO.: 050-455 UNIT: Byron Two DATE: 03/09/90 COMPILED BY: K. Orris TELEPHONE: (815)234-5441 x2444 MONTH: February, 1990 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1, 1042 MW 16, 1067 MW 2.. 1053 MW 17. 1079 MW

3. 940 MW 18. 1057 MW -
                                                                                                ~!

4, 1017 MW 19. 1096 MW l S. 1063 MW 20. 1145 MW

6. 1128 MW 21, 1153 MW
7. 1140 MW 22, 1123 MW l

8.- 1107 MW 23. 1133 MW

9. 1069 MW 24. 1115 MW
10. 73 MW 25. 1105 MW
          ~11.-                  0 MW                    26,              1145 MW                    j l
12. 345 MW 27. 1133 MW
13. 947 MW 28. 1125 MW 14, 1095 MW
l
15. 1123 MW l

INSTRUCTIONS 1 On this form list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt. These figures - will be used to plot a graph for each reporting month. Note that when maximum ' dependable capacity is used for the net electrical rating of the unit there may be occasions when the daily average power level exceeds the 100% line (or the restricted power level line.) In such cases the average daily unit power output sheet should be footnoted to explain the apparent enomaly. l (0625M/0062M-11) i N:

i i e Rrport Period February, 1990 UNIT SHUTDOWNS / REDUCTIONS

  • BYRON * .-

(UNIT 2) ************************** No, Date Type Hours Reason Method LER Nuraber System Comoonent Cause & Corrective Action to' Prevent Recurrence 3 02-10-90 S 49 A 1 SI 2C SI 2C SI Accumulator Till Pipe Weld Failure. Accum. 

   **eoe**********
  • Summary
  • ecce***********

TfPE Reason Method System & Component F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched B-Maint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling H-Other 3-Auto Scram Preparation of D-Regulatory Restriction- 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report 

                                                      & License Examination                                     9-Other                 (LER) File-(NUREG-0161)

(0625M/0062M-12) _ .- - .= -- . _ _ . .- -2. . - _ - -. 

      +-.,
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.,..J E. UNIOUE REPORTING REOUIREMENTS (UNIT 2) for the month of February 1990 '

1. ' Safety / Relief valve operations for Unit 7Vo.

VALVES NO & TYPE PLANT DESCRIPTION D. ATE ACTUATED ACTUATION CREDITION OF EVENT None s 

         '2. Licensee generated changes to ODCM..     (Y/N)

No. 6

3. Indications of failed fuel. (Y/N)

Yes. Approximately one leaking fuel pin. Fuel Reliability Indicator = 2.3E-3 pCi/cc 6 6 (0625M/0062M-13)

0, O' F. LICENSEE EVENT REPORTS (UNII.Pd The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unlt Two, submitted during the reporting period, February 1 through February 28, 1990. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CTR 50.73 Occurrence kiftng_ee Event Report Number DALg Title of Occurrence 90-001 01/18/90 Reactor trip on lo steamline pressure due to one channel spiking low during a functional surveillance. r (0625M/0062M-14) 

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