ML20086K584

Monthly Operating Repts for Nov 1991 for Braidwood Nuclear Power Station

ML20086K584
Person / Time
Site:	Braidwood
Issue date:	11/30/1991
From:	Kofron K, Pershey C COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-91-0937, BW-91-937, NUDOCS 9112130190
Download: ML20086K584 (14)

Text

.- _

f *

"/'

' C mm:nw: lth Edis n

'8

. F. - Braidwood Nuclear Power Station I -- ; I Route #1, Box B4 Braceville, Illinois 60407

~

\

(, Telephone 815/458-?801 Decenber 10, 1991 1:W/91-0937 Director, Office of Resource Management United States Nuclear Regulatory Commission Washington, D.C. 20555 ATTN Docuinent Control Desk Gentlemen:

Enclosed for your information is the Monthly Performance Report covering Draidwood Nuclear Power Station for the period November 1 through November 30, 1991.

Very truly yours,

^

'5 bo K- L. Kofron

[/

Station Manager Draidwood Nuclear Station KLK/EWC/sjs (227/ZDB5G)

Attachments cc A. B. Davis, NRC, Region III NRC Resident Inspector Braidwood Ill. Dept. of Nuclear Safety M. J. Wallace K. L. Graecser T. J. Kovech Nuclear Fuel Services, PWR Plant Support INPO Records Center Performance Monitoring Group, Tech Staff Draidwood Station Nuclear Group, Tech Staff Broldwood Station R. Pulsifer - USNRC T. W. Simpkin D. R. Eggett - Nuclear Engineering Department 9112130190 911130 PDR (< DOCK 05000456 R PDR

e ,,

DRAIDWOOD NUCLEAR POWER STATIO!I UNIT 1 AND Uti1T 2 MONTHLY PERFORMANCE REPORT COMMONWEALTH EDISOff COMPAt(Y NRC DOCKET NO. 050-456, LICENSE NO. NPT-72 NRC TOCKET NO. 050-457, LICENSE NO. NPr+77 l

t I

l l

__ _ m _ _ , _ . . __. -._..,..-m_ _ _ . _ _ . _ _ _ . _ . _ - _ _ _ _ . _ _ _ . _ . . . . _ . . . . . _ _ _ _ _ .

+ .. .

'. r e.. ,

'i . 14onth4y Report for Braldwood Unit 1

k. Sumury of Dynt.aLLng112ttkence i 1

Unit 1 entered the month _at approximately 99.5% react r power.

The unit operated routinely untl1 November 6, 1991 when the reactor tripped on low-low steam generator level due to loss of ,

feedwater. The-unit'was returned to service on November 11, 3

1991.and operated routinely the remainder of the month.

1 r

a P

4 b

f

)

l' l-b t

(227/ZD85G)3

i l

B. OPERAT1RQ._ DATA _.EIPORT DOcrET HO.: 50-#56 UNIT Braldwood 1 j DATE: 12/10/91 I' COMPILED BY: C. E._Pershey TELEPilONE: (815)458-2801 ext. 2173 OPERATING STA'UIS

1. Reporting Period's November, 1991 Gross llours: 720

2. Currently Authorised Power Level (MWt): 3411 Design Electrical Rating (MWe-gross): 1175 Design Electrical Rating (HWe-net): 1120 Max Dependable Capacity (MWe-gross): 1175 Max Dependable Capacity (MWe-net): 1120

3. Power level to which restricted (If Any): ?!one

4. Reasons for restriction (If Any): None -

Ill13J10NTil YR_203 ATE ._CUMULAI1YE_

5. Report period llours: 7209 6915 _ 29.205_

6. Ilours Reactor Critical: 502d 40DL9 1151012 7 RX Reserve Shut <?own llours: 092 qiD _ 00 1

8. Hours Generator on Line 52L5 445Ll 210BE.D

9. Unit Reserve Shutdown Hours: 0,0 0.D ODt

10. Gross Thermt.4 Energy (MWH): IS19111_ 12921B11_. 4217_494 L a

11. Gross Elec. Energy (MWH): _.fAID92__ ,_AA11911_ 2149258L

12. Het Elec. Energy (MWII): ,_519311 _ _A181.801__ 20503514_

13. Reac+.or Service Factor: BQ19 SL5 _lLf

14. Reactor Availability Tactor 803 SLS 73d

15. Unit Service Factor: RQt) 55.6 72.1

16. Unit Availability Factor: BL2 55d 721 1

17. Unit Capacity' Factor (MDC net): 701 (Lf 62,3

18. Unit Capacity Factor (DER net): 761R 46d 0221

19. U n i t- Forced Out3ge Rate: 1L1 27 1 lLD

20. Unit Forced Out age Hours: 14115 1611 315118

21. Shutdowns Scheruled Over Next 6 Months: None

22. -If Shutdown at End of Report Period, Estirnated Date of Startup:

(227/ZD85G)4

I I

C. AVIEAGLDAILI. Uli1T HET POWER LEVELlOS DOCKET NO. 50-456 UNIT: Draldwood 1 DATE: 12/10/91 ]

COMPILED BY C. E. Pershey TELEPilDNE : (815)458-2801 I ext. 2173 MONTili November, 1991

1. *1121 10. *1126 I

1. *1127 17. *1113 -

3. *1133 18. _jl109

4. __ *1146- 19. 1111

5. . *1111 20. lill

6. -1 21. 1102

7. -13 22, 1Q95 ,

8. -17 23. _1089

9. -19 24. 1QD3

10. -18 25. 1D33

11. ,-11 26. 1Q23

12. 500 27, 1107 _

13. 1082 28, 1082

14. *1135 29, 921 15.- ...*11]!; 30. 1010 INSTRUCTIOtIS l

On this form list the average daily unit power level in MWe-Net for each I 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 cepecity is used for the net electrical L

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 dally unit power output sheet should be footnoted l to explain the apparent ancmaly, t-

• -Due to condenser efficiency.

(227/ZD85G)5 l

l y ,

.m._ _

,, y- - --- - - -

DOCEET NO.: 50-456 D. UNIT SHUTIXNNS/ REDUCTIONS UNIT: Braidwood 1 '

DATE: 12/10/91 , .

COMPILED BY: C. E. Pershey TELEPHONE: (815)458-2801 ext. 2173 .

REPCRT PERIOD: November, 1991

_Lio_ CATE TIPE HOURS EEASCH METHOD LER NUlmER SYSTEM CCMPCNENT CAUSE & COEAECTIVE ACTION _I?_1.REVE'iT RE 141.5 A 3 91-012 JJ PSF Loss of electrohydraulic ris pressure to main ,

17 911106 F feedwater pump due to weld sailure. Feedwater i

pump tripped causing reactor trip on low / low steam generator level. Weld was repaired and pump was returned to service.

l l

l

• • • • • • • • • • • • • r***

• SUMMAR  ?*

! o************'.***

l METHOD SYSTEM & CCMPONENT___

TIP1 REASON 1 - Manual Exhibit F & H F-Forced A-Equipment Failure Instructions for Preparation of 2 - Manual Set >

S-Scheduled B-Mai.it or Test Data Entry Sheet C-Refueling 3 - Auto Scram 4 - Continued Licensee Event Report D-Regulatory Restriction E-Operator Training & License Examination 3 - Reduced Load (LER) File (NUREG-0161)

F-Administration 9 - Other G-Oper Error E-Other (227/ZD85G)6

{ __

E. UNIOUE REPORTING REOUIREMEl{TS - Unit 1

1. Safety / Relief valve operations.

NO & TYPE PLANT DESCRIPTION VALVES ACTUATED ACTUATIC?I CONDITION JF EVENT DATE NONE

2. Licessee generated changes to CDCM.

None l

l l

(227/ZD85G)

(227/ZD85G)7 I

l --

, - 1

. . _ . . _ _ ~ , . . . . . . _ _ __ _ _ . . - . ..

,.. 7, F. LLCENSEKlVIELREE0ATS UNIT]

The following is a-tabular summary of all Licensee Event Reports submitted during the reporting period, November 1 through November 30, 1991.-'This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10 CTR 50.73.

Licensee Event Report RepoLLNumbv1_ Date Iltle_nL_0ccurrente 91-011 11-22-91 Failure to notice out of tolerance acceptance criteria y

d 1

(227/ZD85G)8

'I . . Monthly Report for Braidwood Unit 2 -

h. SummaryJ i_QpgrAtiDQ EXPat_1CRCA L Braldwood Unit 2 entered the month shutdown for Ats second refueling outaga. The unit returned 10 service on  !

- November 26,'1991 and operated in startup testing the remainder of the month.

(227/ZDB5G)9 yw--* *-*r,p-'---Te

B. QPXBAIlRG DATA REPORI DOCf:ET NO. : 50 457 UNIT: Braldwood 2 DATE: 12/10/91 COMPILED BY: C. E. Pershey TELEI rKRIE : (815)45-3-2801 ext. 21'73 OPERATING STATUS

1. Reporting Period: November. 1991 Gross Hours: 720

2. Currently Authorized Power Level (MWt): 3411 Design Electrical Fating (MWe-gtoss): 1175 Design Electrical Rating (MWe-net): 1120 Max Dependable' Capacity (MWe-gross): 1175 Max Dependable Capacity (MWe-net): 1120

3. Power level to which restricted (If Any): None

4. Reasons for restriction (If Any): tione IHLS_tiollIH YR IQ_ DAIS CUMULAT1YC

5. Report period Hours: 720A 1Q1]_ 27347

6. Hours Reactor Critical: liA12 6014J 22Q51,3

7. RX Reserve Shutdown Hours: 0.10 _Q1Q 0.0

8. Hours Generator on Line: 99.7 5921J _._. R M 2 d

9. Unit Rrserve Shutdown Hours: OJ 0Q Od

10. Gross Thermal Energy (MWH): _12291R_ 11Q30294 M110R2_

11. Gross Elec. Energy (MWH): .. 3 6 E9 0_._ ,_hllM 67 21Q41149__

12. Net Elec. Energy (MWH): 211D __ 5870219_._ 2D697529

13. Reactor. Service Factor 2QJ 75.0 _1DJ

14. Reactor Availability Factor 2DJ 7 5J 80J

15. Unit Service Factor: 11J 73.R 79.B

16. Unit Availability Factor 13J 73.2 79J

17. Unit Capacity Factor (MDC net): 3.0 65 4 67d

18. Unit Capacity Factor (DER net): 3.Q 65.4 67 6

19. Unit Forced Outage Rate: 0.0 (J 4tQ

20. Unit Forced Outage Hours: Od _2Eh Ellta

21. Shutdowns Scheduled Over Next 6 Months: None

22. If Shutdown at End of Report Period, Estimated Date of Startup: HnYCEhnr_2.1 1991 (227/ZDBSG)10

. .. . .~ . _ - . . . _ . - . . . , . - _ - -

C. AVIEASE DAILY' Util211EI IOt!ER LEVEL _LQQ DOOKET FO. 50-457

~ UNIT: Braldwood 2 DATE: 12/10/91 COMPILED BY: C. E. Pershey TELEPHONE: (815)458-2801 ext. 2173 MCHTilt November, 1991

1. -13 16. -14

2. _ _ _

-13 17. -14

3. -13 18. -14

4. -13__ 19. -15

5. -13 20. __ -15

6. -14 21.- -15

7. -12 22. -15

-8. -17 23. -15

9. -18 24. -15

10. -17 25. -lh

11. -16 26. 1-

12. -13 27, 183

13. -13 28, 272

14. -13 29. 394

15. -13 30. 527 j INSTRUCTIONS On this form. list the average daily unit power level in MWe-Net for each daylin-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.

l (227/ZD85G)11 i

i - -

i l

D. UNIT SHUTDOWNS /REDUCTIOHS DOCKET NO.: 50-457 '.

UNIT: Braidwood 2 DATE: 12/10/91 COMPILED BY: C. E. Pershey TELEP3ONE: 315)458-2801 ext. 2173 REPORT PERIOD: November, 1991 No DATE TIPE HOURS EEASCN METHOD .LER NUMBER SYSTEP, COMPCNENT- CAUSE & CORRECTIVE ACTION TO PREVENT RECURRENCE 9 910913 S 620.3 C 4 N/A N/A N/A Continuation of scheduled second refueling.

outage.

• • • • • e***********

SUMMARY

• • • • • • • • • • • • • =***

TYPE REASON METHOD SYSTEM & COMPCNDTT F-Forced A-Equipment Failure 1 - Manual Exhibit F & H S-Scheduled B-Maint or Test 2 - Manual Scram Instructions for Preparation of C-Refueling 3'- Auto Scram Data Entry Sheet

~D-Regulatory Restriction 4 - Continued Licensee Event Report E-Operator Training & License Examination' S - Reduced Load (LER) File (NUREG-Ol61)

F-Administration 9 - Other G-Oper Error H-Other' (227/ZD85G)12

. )

E. UNIOUE REPSETING REOUIREMENTS - UNIT 2

1. Safety / Relief valve operations.

PLANT D',5CRIPTION VALVES NO & TYPE p_AIE ACTUATED ACTUATION CCNDITICN _QF EVENT l

None

2. Licensee generated changes to CDCM.

None l

(227/ZD85G)13

7-

• . +. s F. LICINSEE EVERT REPORTS - UNIL2 The following is a tabular summary of all Licensee Event Reports submitted during the reporting period, November 1 through November 30, 1991. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10 CFR 50.73.

Licensee Event Report Report _llumbcI_. Date TitleJL.Qc.curI.ence None (227/ZD85G)14