ML20134G834

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Monthly Operating Repts for Oct 1996 for Braidwood Nuclear Power Station,Unit 1 & 2
ML20134G834
Person / Time
Site: Braidwood  Constellation icon.png
Issue date: 10/31/1996
From: Pershey C, Tulon T
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-96-0091, BW-96-91, NUDOCS 9611130384
Download: ML20134G834 (10)
v • d • e


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Q>mmonwealth T.diwn C.ompany ficaidwood Generating Station

  • lhnite al,Ilox 84 liraceville,11. 604073)619

! Tel 815-458-2801 l

l November 4,1996 i BW/96-0091 -

j United States Nuclear Regulatory Commission Attention: Document Control Desk j Washington, D.C. 20555-0001

Subject:

Monthly Operating Report for October ,1996  !

Braidwood Nuclear Power Station, Units I and 2 j Facility Operating Licenses NPF-72 and NPF-77 )

NRC Docket Nos. 50-456 ar4d 50-457 Ladies and Gentlemen:

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In accordance with Technical Specification 6.9.1.8, enclosed you will find the Monthly Operating Report for Comn,onweaP.h Edison Company's (Comed's) Braidwood Nuclear Power Station, Units I and 2, covering the period October 1,1996 through October 31,1996.

1 Please address any comments or questions regarding this matter to Chris Pershey at (815) 458-2801, extension 2173.

Very truly yours,

/

J. ulon station Manager Braidwood Nuclear Station TJT/CP/bl O:CORRESP2CsTEC1i BW96 0091 i

Enclosures //

cc: A. B. Beach, Regional Administrator - RIII j l

R. R. Assa, Braidwood Project Manager - NRR -7 /

C, J. Phillips, Senior Resident Inspector - Braidwood jE)

T. J. Esper, IDNS Resident Inspector - Braidwood Office of Nuclear Facility Safety - IDNS 130096 9611130384 961031 PDR ADOCK 05000456-R PDR .a A t;nic om o>mpany

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BRAIDWOOD NUCLEAR POWER STATION i

UNIT I AND UNIT 2 l l

l MONTHLY PERFORMANCE REPORT  !

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Comed  ;

NRC DOCKET NO. 050-456, LICENSE NO. NPF-72 ,

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! NRC DOCKET NO. 050-457, LICENSE NO. NPF-77 i

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. '; j A. OPERATING DATA REPORT

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Docket No: 50 - 456 Unit: Braidwood 1 Date: 11/04/1996 Completed by: Chris Pershey Telephone: 815-458-2801  ;

OPERATING STATUS

1) Reporting Period: October 1996 Gross Hours: 745 1

1 2) Currently Authorized Power Level (MWt): 3411 Design Electrical Rating (MWe-gross): 1175 Design Electrical Rating (MWe-net): 1120 Max Dependable Capacity (MWe-gross): 1175  !

Max Dependable Capacity (MWe-net): 1120 l

3) Power level to which restricted (If Any): None 1
4) Reasons for restrictions (If Any): None This Mo. Yr to Date Cumulative
5) Report Period Hours: 745 7320 72393  !

! 6) Hours Reactor Critical: 267.0 6,356.1 57,334.0

7) RX Reserve Shutdown Hours: 0.0 0.0 0.0

, 8) Hours Generator on Line: 264.0 6,339.1 56,519.8 l 9) Unit Reserve Shutdown Hours: 0.0 0.0 0.0 10 Gross Thermal Energy (MWHt): 876,160 20,923,111 180,284,087 ,

j 11 Gross Elect. Energy (MWH): 305,706 7,219,784 60,610,104  !

12 Net Elect. Energy (MWH)
287,633 6,944,051 58,071,411 l 13 Reactor Service Factor: 35.8 86.8 79.2 14 Reactor Availability Factor 35.8 86.8 79.2 15 Unit Service Factor; 35.4 86.6 78.1 l

16 Unit Availability Factor 35.4 86.6 78.1 17 Unit Capacity Factor (MDC NET): 34.5 84.7 71.6 18 Unit Capacity Factor (DER NET): 34.5 84.7 71.6 19 Unit Forced Outage Rate: 0.0 7.3 7.7 I 20 Unit Forced Outage Hours: 0.0 499.9 4,714.4 j l

i' 21 Shutdown Schedule Over Next 6 Months:

i- 22 If Shutdown at End of Reporting Period, Estimated Date of Startun- 11/30/96

, . _ . . . _ _ - .. .. .- . _ . - . - . - - . - . . . . - . . . = - . . - . . - . - - - . . .

i B. AVERAGE DAILY UNIT NET POWER LEVEL LOG j Docket No: 50 - 456 ,

Unit: Braidwood 1  !

Date: 11/04/1996 )

Completed by: Chris Pershey Telephone: 815-458-2801 MONTH: October 1996 ,

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l Day MWe-net pay MWe-net l l

1) 1135
  • 16) -13 j l 2) 1135
  • 17) -13 l l'; 3) 1133
  • 18) -14 I

! 4) 1135

  • 19) -14 '
5) 1082 20) -14 l
6) 1134
  • 21) -14 j
7) 1131
  • 22) -14 l 8) 1134
  • 23) -14 l 9) 1139
  • 24) -14
10) 1139
  • 25) -14
11) 963 26) -14
12) -15 27) -13 I
13) -14 28) -14
14) -14 29) -14 l 15) -14 30) -13 l
  • Due to condenser efficiency l

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r C. UNIT SHUTDOWNS / REDUCTIONS .

Docket No.: 50 - 456 Unit: Braidwood 1 ~

Date: 11/04/96 [

Completed by: Chris Pershey  !

Telephone: 815-458-2801  ;

REPORT PERIOD: October 1996 LER Cause & Corrective Action h Date Type Hours Reason Method Number System Component to Prevent Recurrence 5 961012 S 481.0 B 1 N/A RC TBG Unit shutdown for scheduled maintenance outage to allow [

inspection of steam generator tubing. ,

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SUMMARY

Unit 1 entered the month of October 1996 at 100% capability and operated routinely up to 10/12/96 when a maintenance outage was entered to inspect  ;

the steam generator tubing. The unit was shutdown through the end of the month.

TYPE REASON METHOD SYSTEM & COMPONENT F - Forced A- Equipment Failure Maint or Test 1 - Manual 1 S - Scheduled B - Maint or Test 2 - Manual Scram Exhibit F & Instructions for C - Refueling 3 - Auto Scram Preparation of Data Entry Sheet l D - Regulatory Restriction 4 - Continued Licensee Event Report (LER) File '

E - Operator Training & Licensee Examination 5 - Reduced Load (NUREG-0161).

F - Administration G - Operator Error H - Other I

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D. SAFETY / RELIEF VALVE OPERATIONS .

Docket No.: 50 - 456  !

Unit: Braidwood 1 Date: 11/04/96 Completed by: Ted Eliakis Telephone: 815-458-2801 i

Valves No. & Type Plant  !

Date Actuated Actuation Condition Description of Event  !

10/12/96 PORV 1RY455A 1 - Cold Mode 4 Procedural guidance required ,

Overpressure high pressurizerlevelin anticipation Protection of going solid, yet this configuration increased the difficulty to control bypass flow while cooldown and depressurization was in progress. '

This is being reported persuant to Tech Spec 6.9.1.9 and 3.4.9.3.e.

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i A. OPERATING DATA REPORT Docket No: 50- 457 Unit: Braidwood 2  ;

Date: 11/04/1996 Completed by: Chris Pershey -

Telephone: 815-458-2801 OPr: RATING STATUS

1) .teporting Period: October 1996 Gross Hours: 745 l
2) Currently Authorized Power Level (MWt): 3411

, Design Electrical Rating (MWe-gross): 1175 I

Design Electrical Rating (MWe-net): 1120 j 1

Max Dependable Capacity (MWe-gross): 1175

  • Max Dependable Capacity (MWe-net): 1120 l

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3) Power level to which restricted (If Any): None l l
4) Reasons for restrictions (If Any): None '

l This Mo. Yr to Date Cumulative

5) Report Period Hours: 745 7320 70475
6) Hours Reactor Critical: 745.0 5,903.7 59,325.1 (
7) RX Reserve Shutdown Hours: 0.0 0.0 0.0
8) Hours Generator on Line: 745.0 5,886.0 58,912.1
9) Unit Reserve Shutdown Hours: 0.0 0.0 0.0

! 10 Gross Thermal Energy (MWHt): 2,529,792 19,423,449 190,295,082 11 Gross Elect. Energy (MWH): 866,996 6,620,442 62,526,229 12 Net Elect. Energy (MWH): 838,240 6,356,598 59,992,366 13 Reactor Service Factor: 100.0 80.7 84.2

14 Reactor Availability Factor
.100.0 80.7 84.2 15 Unit Service Factor: 100.0 80.4 83.6 16 Unit Availability Factor: 100.0 80.4 83.6 17 Unit Capacity Factor (MDC NET): 100.5 77.5 76.0 18 Unit Capacity Factor (DER NET): 100.5 77.5 76.0 l 19 Unit Forced Outage Rate: 0.0 0.0 4.8 20 Unit Forced Outage Hours: 0.0 0.0 2,947.6
_21 Shutdown Schedule Over Next 6 Months

22 If Shutdown at end of Reporting Period, Estimated Date of Startup:

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B. AVERAGE DAILY UNIT NET POWER LEVEL LOG l Docket No: 50 - 457 '

Unit: Braidwood 2 l Date: 11/04/1996 Completed by: Chris Pershey I Telephone: 815-458-2801 l MONTH: October 1996 .

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i Day MWe-net _D_ay MWe-net i

1) 1116 16) 1129 *
2) 1117 17) 1130 * ,
3) 1117 18) 1130 *
4) 1121
  • 19) 1131 *  !
5) 1119 20) 1133 *
6) 1123
  • 21) 1132 *
7) 1122
  • 22) 1134 *
8) 1124
  • 23) 1133 *
9) 1124
  • 24) 1133 *
10) 1124
  • 25) 1133 *
11) 1125
  • 26) 1132 *
12) 1114 27) 1061
13) 1126
  • 28) 1132 *
14) 1129
  • 29) 1133 *
15) 1130
  • 30) 1132
  • W' C. UNIT SHUTDOWNS / REDUCTIONS .

Docket No.: 50 - 457 Uni;: Brakfwood 2 ,

Date: 11/04/96 Completed by: Chris Pershey Telephone: 815-458-2801 REPORT PERIOD: October 1996 ,

r LER Cause & Corrective Action h Date Type Hours Reason Method Number System Component to Prevent Recurrence None i

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SUMMARY

  • " l Unit 2 entered the month of October 1996 at 100% capability and operated routinely the entire month.

TYPE REASON METHOD SYSTEM & COMPONENT F - Forced A - Equipment Failure Maint or Test 1 - Manual S - Scheduled B - Maint or Test 2 - Manual Scram Exhibit F & Instructions for C - Refueling 3 - Auto Scram Preparation of Data Entry Sheet i D - Regulatory Restriction 4 - Continued Licensee Event Report (LER) File  ;

E - Operator Training & Licensee Examination 5 - Reduced Load (NUREG-0161).

F - Administration G - Operator Error H - Other i

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D. SAFETY / RELIEF VALVE OPEReLTIONS Docket No.: T 457 Unit: baidwood 2 ,

Date: 11/04/96 3 Completed by: Ted Eliakis  !

Telephone: 815-458-2801 Valves No. & Type Plant Date Actuated Actuation Condition Description of Event None l

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