ML20105A812

Monthly Operating Repts for Aug 1992 for Byron Nuclear Power Station

ML20105A812
Person / Time
Site:	Byron
Issue date:	08/31/1992
From:	Ehle D, Pleniewicz R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-92-0598, BYRON-92-598, NUDOCS 9209170275
Download: ML20105A812 (14)

Text

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/N C:mmonw:Cith Edison i

./ Byron Nuclear Station }

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$ O l)') 4450 North German Church Road

. \v / Dyron. llisnois 01010

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l September 10, 1992 LTRt DYRON 92-0598 TILE: 2.7.200 Director, Office of Management Information j and Program Control l United States Nue) ear Regulatory Commission Wast.ington, D.C. 20555 ATTNt Document Control Desk Gentlemen:

Enclosed for your information is the Monthly Performance Report covering Dyron Nuclear Powe ' Station for the period August 1 through August 31, 1992.

Sincerely,

%s / f,/ /

"E. Pleniewics Station Manager ,'/

Dyron Nuclear Power Station RP/DE/ph cc t. A.B. Davis, NRC, Region III NRC Resident Inspector Dyron Ill. Dept. of Nuclear Safety M. J. Wallace/E. D. Eenigenburg Nuclear Licensing Manager Nuclear fuel Services, PWR Plant Support D. R. Egtett, Station Nuclear Engineering INPO Records Center J. D. Hickman - USNRC F. Yost - Utility Data Inst 3tute, Inc.

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/ VI l (3767M/VS) -

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/J 9209170275 920031 (/ l-PDR ADOCK-05000454 R PER

BYRCP' NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONT11LY PERFORMANCE REPORT COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPT-37 ,,

LICENSE NC. HPF-66 (3767M/VS/1)

. . - - . - . . . - _ . ~ . = . . - - . _ - . . _ - . . - .

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i I ., lionthlv IltpDrt fD I_DyIna_Ul{lI_1 for the month nLAugust 1992 3

A. summary of Opensing3.sundanca_ Lor __UniL1 The Unit began t'is reporting period in Modo 1 (Power Operations). The

_ power' level varied due to load following requirements, I'

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h,_DEEEAIllLG_ DATA lEPORT DOCKET NO. 050-454 UNIT Byron One DATE: 09/10/92 COMPILED BY D. Ehle TELEPHONE: (815)234-5441 x2263 OPERATING STATUS

1. Reporting Period: August, 1992. Gross Hours: 744

2. Currently \uthorized Power Level: 3411 (MWt)

De: Ign 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): None

4. Reasons for Restriction (If Any): N/A THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 5855 61,008

6. Rx Critical Hours 744 5802.4 50,729.3

7. Rx Reserve Shutdown llours 0 0 38

8. Ilours Generator on Line 744 5794.1 50,098

9. Unit Reserve Shutdown Hours 0 0 0

• 10. Gross Thermal Energy (MWH) 2,274,847 18,272,062 151,075,642

11. Gross Elec. Energy (MWH) 766,738 6,168,272 50,941,521

12. Net Elec. Energy (MWH) 741,075 5,921,309 48,140,8 i

13. Reactor Service Factor 100 99.10 83.15

14. Reactor Availability Factor 100 99.10 83.21

15. Unit Service Factor 100 98.96 82.12

16. Unit Availability Factor 100 98.96 82.12

17. Unit Capacity Factor (MDC n(t) 90.14 91.52 71.41

18. Unit Capacity Factor (DER net) 88.93 90.30 70.45

19. Unit Forced Outage Hrs. 0 60.9 '

403.4

20. Unit Forced Outage Rate 0 1.04 2.72 7

21. Shutdowns Scheduled Over Next 6 Monthat N/A

22. If Shutdown at End of Report Period, Estimated Date of Startup: N/A

23. Units in Test Status (Prior to Commercial Operation): None

• Note - The cumulative numbers do not reflect power generated prior to commercial eervice.

(3767M/VS/3)

Cu_lVIRACLDAILLllli1LiviCT1 LZ'l.L DOCEET NO.: 050-454 IINIT: Dyron One DATE: 09/10/92 COMPILED BY: D. Ehle TELEPHONE: (815)234-5441 x2263 MONTH: August, 1992 DAY AVERAGE DAILY POWEft LEVEL (MWe-Net)

1. 932_MW . 16. JJ9__MW

2. 903 MW .7. 984 MW .

3. IfDLMW 18. 10ljJd_

4. 975 MW 19. 1064 MW

5. 991_MW 20. 9.58 104

6. . 10lLMW 21. 1QQLMW

t. 1029 MW 22. 937 MW

8. 1022_MW 23. Bli MW

9. 1019_MM_. 24. 101B_MW

10. 1D77 MW 25. 1DLLMW

11. . 985 MW 26. 1056 MW

12. 1108 MW 27. 1025 MW __

13. 1086 MN 28. 1007 MW

14. 993 MW 29. 934 FDi

15. 911EW 30. 912_MW

31. 9 8 3 FM 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 everage daily unit power output sheet should be footnoted to explain the appa:ent anomaly.

(3767M/VS/4)

• BYRON

• Report. Period August, ,1992 UNIT SHUTDOWNS / REDUCTIONS

-(CNIT 1) .

_HL_ Date Typa_ Hours Enasan Method LER Number. System Comoonent' fasse & Corrective Action to Prevent Recurrence F 5 ---- --- --- Reduced Load per SPSO 10 8/6/92 -- --

• ' Summary

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

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

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G _UlilDUE._EIERRIJFG REOUIREMENIS_1U111T _1) . fpI A entiLal._hV1 MET _.1192 r

1. Safety / Relief valve operations for Unit One.

i VT.LVES NO & TYPE PLANT DESCRIPTION

%.,W' p

k DA%h ACTUATER AC.TUAllON O F TLDH DLIEF

. - p .,

i L v- g-*e.ot.ed changeu to ODCM.

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3. Indice ions of failed fuel.

Fe.91 Reliab Indicators h -:

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Yee FRI: 2 3 pCi/cc 4 10CFR50.46 Reporting Requirements: Peak Clad tempe'at 7 (PCT) changes resulting from change or errors to the ECCS evalu o u .odel.

Current 11 1 sing immis PCT p1'is margin allocatj on i

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LAI.97.M RPL.LCt3 Small areak LOCH

51. 1510.1 Explain differr.res trom previous report:

None _

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.(3767M/VS/6) i

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fa_ LLC EN S E!LIVIllLREfDETEJIINilll The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, submitted during the reporting period, August 1 through August 31, 1992. This information 3 s provided pursuant to the reportable occurrence repotting requirements as set forth in 10CFR 50.73.

Occurrence Licanina_Evint Reps 11_Humbel Enta Iltle_QI Occurrence 454: 92-007 B-1B-92 Non. Conservative Samarium in previous revisions to the shutdown margin T

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(3767M/VS/7) d

II.. lionthlt.Repart for Byrna,Uli1L2_fer_thn_manth _of Aught _lS32 Au Summary._QL_Qparating 1xperience for, Unit _2 The Unit began this reporting pertod in Mode 3 (Power Operations),

The power level varied due to load following requirements.

M (3767M/VS/8)

--.--L__-..______..---.- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

. l B .. OEEEATitiG DATA FJf0RI DOCKET NO. 050-455 UNIT: Dyron Two DATE: 09/10/92 COMPILED BY: D. Ehle TELEPHONE : (815)234-5441 x2263 OPERATING STATUS

1. Reporting Period: August, 1992. Gross Hours: 744

2. -Currently Authorized Power Levels 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross)

Design Electrical'Fatin;: 1120 (MWe-net)

Max Dependable Capacity: 1105 (MWe-not)

3. Power Level to Which Restricted (If Any): N/A

4. Reasons for Restriction (If Any):

THIS MON 7'l YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 5865 44,112

6. Rx Critical' Hours 744 4172.5 37,406.6

'7. Rx Reserve Shutdown-Hours 0 0 0

8. Hourn Generator on Line 744 4101.2 36,876.3

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (MWH) 2,181,039 11,914,508 103,433,228

11. Gross Elec. Energy (MWH) 746,296 4,062,000 35 018,769 l12d Net Elec.-Ene gy (MWF) 723,391 3,881,739 3J,058,747

13. Reactor Service Factor 106 71.26 84.80

=14. Reactor Availability Factor 100 71.26 84.80

15. Unit Service Factor 100 70.05 83.60

16. Unit Availability Factor 100 -70.05 83.60

, 17. Unit. Capacity Factor (MDC net) 87.75 60.00 -67.82

10. Unit Capacity Factor (DER net) 86.57 59.19 66.91

19. Unit ,s.'ced Outage Hrs. 0 88.1 1244

20. Unit Forr . age Rate 0 2.10 3.26

21. Shutdowns Scheduled Over Next 6 Months: NONE

22. If Shutdown at End of Report Period, Estimated Date of Startup NONE

23. Units in Test Status (Prior to Commercial Operation): None

• Note - The cumulative numbers do not reflect power generated prior to commer 'a] service.

(3767M/VS/9)

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C_ J ERAGE_ DAILY ENIT POWER LEVIL DOCKET No.: 050-455 UNIT: Biron Two  !

DATE: 09/10/92 4 COMPILED BY: D. Ehle TELEPHONE: (815)234-5441 x2263

- MONTH: -August,.1992-DAY AVERAGE DAILY -POWEft LEVEL (MWe-Net)

1. ' 9.RB_ MW - _ 16. 694 MW _ l 2.- 958 MW 17, 960 MW

- 3. 1102 MW 18, 1001 MW

4. -971 MW __ 19. -

. _ _ 912 MW L-- 5 .- , 991 MW- 20. 924 MW 6 '. . . . 1012 MW 21. _948 MW 7 :. - 1023 MW 22. 7 9 6 - F'4

8. 944 MW- 2 3 . __ 886 MW 9, 1021 ME, 24. 989 MW

'10. 1091 MW 25. la5ft,MW

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11.- 105.L}fi4 26. 3051JtW -

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.- 12. ~1032 MW 27.- 1000 MW

-L13. __ , 1016 MW __ _ ._1003 MW:

14 ', - ' 9 9 2 MW - 29.__. 869 MW

15. _ 932 MW 30. ~757 MW

31. .__1QAS _)fW

- INSTRUCTIONS.

On this' form. list the' average daily unit power level.in MWe-Ne -for each day.

i

. Inithe reporting month. - Compute to the nearest whole megawatt. These figures will-be used to' plot a graph for each reporting month. ' Note tt.at -when maximum M .--

depend 3 ble 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 ' he apparent anomaly.

(3'67M/VS/10) 7

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Report Period August, 1992 UNIT SHUTDOWNS /ECDUCTIONS

• BYRON

• L' UNIT 2) **************************

_lio , Date Iygg Hours Reason Method LER Number System CQmponent - Cause & Corrective Action to Prevent Recurrence

-5 8/16/92 -- --- F 5 --- -- -------- Reduced Load per SPSO

• • • • • • • • • • =****

• Summary *

• • • • • • 4********

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

& Licease Examination- 9-Other (LER) File (NUREG-Ol61) l

- ( 3767:f/VS/11)

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.- [' , E .? " URIOUE ' REEORTIRG_JEQUIREMEiTSlUli1I 2 ) for the month of Augusi 1912 1.1-Safety / Relief. valve operations for Unit Two.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACIVATID- ACTUATION CONDITlDN QE_EYJJiT LNone ti

2. Licensee generated changes to ODCM.

i NONE.

3. Indications of failed fuel.

-No Fuel Reliability Indicator: TRI = 5.8E-5 pCi/CC l

4.- 10CFR40.46 Repc' fug_ Requirements: Peak Clad temperature (PCT) changes j resu'...ing from changes or errors to the ECCS evaluations model.

Current licensing basis PCT plus major allocations ('F)

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Langa.strank.10CA SmalLBIrak_LOCA I 2064.1- 1510.1 Explain. differences from previous reports ,

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( 3767M/VS /12 )' : ,

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F, L]fENSEE EVENT REPORIS (UNIT 2)

_3 Thelfollowing-_.is-~a tabular summary of all Licensee Event Reports for Hyron Nuclear Power Station, : Unit Two, submitted'during the reporting period, August 1, 1992;through August.31, 1992.. This information in provided pursuant to.the--reportable occurrence reporting requirements as set forth in 10CFR 50.73.

LibSR511L.7?'CRPRLt._ItLIMDit QCryrrence DaLB Tlt1e oL._Qtc.grrencm NONE

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1 (3767M/VS/13)

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