ML20137N997

Monthly Operating Repts for Mar 1997 for Braidwood Nuclear Power Station,Units 1 & 2

ML20137N997
Person / Time
Site:	Braidwood
Issue date:	03/31/1997
From:	Eliakis T, Pershey C, Tulon T COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-97-0016, BW-97-16, NUDOCS 9704090106
Download: ML20137N997 (11)

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< Q>mmonwealth F4fiw>n Q>mpany

_. f ,. firaidwood Generating Station Route al, !!ox M4 Ilracnille, IL M6074619

, Tcl HI 5-458-2801 l

April 1,1997 BW/97-0016 i

l United States Nuclear Regulatory Commission l

- Attention: Document Control Desk i Washington, D.C. 20555-0001 1

Subject:

Monthly Operaung Report for March,1997 Braidwood Nuclear Power Station, Units I and 2 Facility Operating Licenses NPF-72 and NPF-77 NRC Docket Nos. 50-456 and 50-457 Ladies and Gentlemen:

In accordance with Technical Specification 6.9.1.8, enclosed you will find the Monthly Operating Report for Commonwealth Edison Company's (Comed's) Braidwood Nuclear ,

Power Station, Units 1 and 2, covering the period March 1,1997 through March 31,1997. l l

Please address any comments or questions regarding this matter to Chris Pershey at J (815) 458-2801, extension 2173. l Very truly yours,

[Tulon -

Station Manager Braidwood Nuclear Station N l

t TJT/CP/dah OX'ORRESPZCsTECilllW97-0016 Enclosures i cc: A. B. Beach, Regional Administrator - Rill g h

R. R. Assa, Braidwood Project Manager - NRR C. J. Phillips, Senior Resident Inspector - Braidwood T. J. Esper, IDNS Resident inspector - Braidwood Office of Nuclear Facility Safety - IDNS 9704090106 970331 0 PDR ADOCK 05000456 L R PDR [

A tinicom Company

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.4 1 cc: INPO Records Center -

D. L. Farrar, Nuclear Regional Sersice Mgr. .,

II.D. Pontious, Nuclear Licensing Admin.

D. R. Eggett, Nuclear Engineering Dept H. G. Stanley, Site Vice President, Braidwood D. M. Hoots, Unit 1 Operating Engineer L P. Kuchenbecker, Unit 2 Operating Engineer J. M. Bunccicky, Westinghouse D. R. Scavers, A.N.I.-

S. P. Focht, American Nuclear Insurers C. E. Pershey, Braidwood F. Bash, Braidwood s

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. BRAIDWOOD NUCLEAR POWER STATION .

UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT E

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l NRC DOCKET NO. 050-456, LICENSE NO. NPF-72 NRC DOCKET NO. 050-457, LICENSE NO. NPF-77 1

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.A. OPERATING DATA REPORT Docket No: 50-456 Unit: Braidwood 1 Date: 04/01/1997 )

Completed by: Chris Pershey Telephone: 815-458-2801 l OPERATING STATUS 1

1) Reporting Period: March 1997 Gross Hours: 744

2) Currently Authorized Power Level (MWt): 2411 Design E;ectrical Rating (MWe-gross): 1175 Design Electrical Rating (M'Ne-net): 1120 Max Dependable Capacity (MWe-gross): 1175 Max Dependcble Capacity (MWe-net): 1120

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

4) Reasons for restrictions (If Any): None This Mo. Yr to Date Cumulative

5) Report Period Hours: 744 2160 76017

6) Hours Reactor Critical: 673.4 2,089.4 60,114.8

7) RX Reserve Shutdown Hours: 0.0 0.0 0.0

8) Hours Generator on Une: 672.1 2,088.1 59,291.8

9) Urnt Reserve Shutdown Hours: 0.0 0.0 0.0 i

10 Gross Thermal Energy (MWHt): 2,230,572 7,007,502 190,516,076 11 Gross Dect. Energy (MWH): 772,122 2,434,817 63,044,921 12 Net Elect. Energy (MWH): 743,368 2,346,133 60,407,534 13 Reactor Service Fac. tor 90.5 96.7 79,1 7

14 Reactor Availability Facton 90.5 96.7 79.1 15 Unit Servico Factor: 90.3 96.7 78.0 16 Unit Availability Factor: 90.3 96.7 78.0 17 Unit Capaci ( Factor (MDC NET): 89.2 97.0 71.0 18 Unit Capacity Factor (DER NET): 89.2 97.0 71.0 0.0 0.0 7.4 19 Unit Forced Outage Rate:

. 20 Unit Forced Outage Hou:s: 0.0 0.0 4,714.4 21 Shutdown Schedule Over Next 6 Months:

22 If Shutdown at End of Reporting Perioo, Estimated Date of Startup: 5/21/97 ,

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B. AVERAGE DAILY UNIT NET POWER LEVEL LOG ^

1 Docket No: 50-456

.y Unit: Braidwood 1

Date: 04/01/1997 Completed by: Chris Pershey

! Telephone: 815-458-2801 i

MONTH: March 1997 4

Rj!Ly MWe-net Qay M%fe-net

1) 1127

• 16) 1132 *

2) 953. 17) 1133 * ,

1131

• 1132 *

3) 18) ,

! 4) 1133

• 19) 1133 *

5) 1133

• 20) 1133 *

6) 1132

• 21) - 1131 *

7) 1131

• 22) 1133 *

. 8) 1094 23) 1133 *

9) 1134

• 24) 1134 *

10) 1135

• 25) 1134 *

11) 1134* 26) 1134 *

12) ' 1134

• 27) 1053  !

13) 1133

• 28) 716

14) 1133

• 29) '13 l

15) 1132

• 30) -13 )

31) -13

• Due to condenser efficiency l

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9 C. UNIT SHUTDOWNS /REDUCT!ONS ,

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

Dete: 04/01/97 Completed by: Chris Pershey Telephone: 815-458-2301 REPORT PERIOD: March 1997 LER Cause & Corrective Action Ng Date ' Type Hours Reason Method Number System Component to Prevent Recurrence 1 970328 -S 0 C 5 Reduced load in preparation for scheduled refueling outage 2 970329 S 71.9 C 2 Scheduled sixth refueling outage

SUMMARY

Unit 1 entered the month of March 1997 at 100% capability and operated routinely up to March 28th when it began reducing load in preparation for the sixth refueling outage which was entered March 29th.

TYPE REASO_N 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 D - Regulatory Restriction 4 - Continue;f Licensee Event Report (LER) Fiie E - Operator Training & Licensee Examination 5 - Reduced Load (NUREG-0161).

F - Administration G - Operator Error H - Other

_ . _ _ . _.______.__.______.m_ . _ _ _- _ _ _ _ _ _ _ _ .

_m______:.________._ __m._mm . _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . __i_.

D. _ SAFETY /REUEF VALVE OPERATIONS .

Docket No; ~50 - 456-Un:t Braidwood i ~

. Date: 04/01/97-Completed by: Ted Eliekis Telephone: 815-458-2801 Valves No. & Type Plant Date Actuated Actuation Condition Description of Event.

None 9

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' A. OPERATING DATA REPORT  ;

. Docket No: 50-457 ]

. Unit: Braidwood 2

[ Date: 04/01/1997 5- ' Completed by: Chris Pershey Telephone: 815-458-2801

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OPERATING STATUS i i

1) Reporting Period: March 1997 Gross Hours: 744

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2) Currently Authorized Power Level (MWt): 3411

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Design Electrical Rating (MWe-gross):

Design Electrical Rating (MWe-net):

1175 1120 '

Max Dependable Capacity (MWe-gross): 1175 l Max Dependable Capacity (MWe-net): 1120

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

4) Reasons for restrictions (If Any): None I

i This Mo. Yr to Date Cumulative .

, 5) Report Period Hours: 744 2160 74099

6) Hours Reactor Critical: 744.0 2,160.0 62,949.1

. 7) RX Reserve Shutdown Hours: 0.0 0.0 0.0

,- 8) Hours Generator on Une: 744.0 2,160.0 62,536.1

9) Unit Reserve Shutdown Hours: 0.0 0.0 0.0

' 202,572,124

10) Gross Thermal Energy (MWHt): 2,518,645 .7,324,028

. 11) Gross Elect. Energy (MWH): 869,296 2,519,725 66,749,996 i' 12) Net Elect. Encvy(MWH): 840,243 2,435,695 64,073,773

, 13) Reactor Service Factor: 100.0 100.0 85.0

14) Reactor Availability Factor: 100.0 100.0 85.0 15)Unrt Service Factor: 100.0 100.0 84.4

16) Unit Availability Factor: 100.0 100.0 84.4

17) Unit Capacity Factor (MDC NET): 100.8 100.7 77.2 4

18) Unit Capacity Factor (DER NET): 100.8 100.7 77.2

19) Unit Forced Outage Rate: 0.0 0.0 +, . 5

20) Unit Forced Outage Hours:- 0.0 0.0 0,947.6

, 21) Shutdown Schedule Over Next 6 Months: 9/27/97 Refueling outage

, - 22)If Shutdown at end of Reporting Period,

i. Estimated Date of Startup:.

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B. AVERAGE DAILY UNIT NET POWER 1.EVEL LOG '

Docket No: 50- 457 Unit: Braidwood 2 Date: 04/01/1997 Comp.eted by: Chris Pershey l Telephone: 815-458-2801 MONTH: March 1997 Day MWe-net Day MWe-net

1) 1131

• 16) 1029

2) 1128

• 17) 1130 *

3) 1130

• 18) 1133 *

4) 1131 *- 19) 1135 *

5) 1130

• 20; 1133 *

6) 1133

• 21) 1131 *

'7) 1136

• 22) 1133 *

8) 1136

• 23) 1133 *

9) 1135

• 24) 1134 *

10) 1135

• 25) 1134 *

11) ' 1136

• 26) 1134 *

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12) 1135

• 27) 1132 * -l

13) 1134

• 28) 1132 *  ;

14) 1132

• 29) 1118

15) 1132

• 30) 1127 *

31) 1134 *

• Due to condenser efficiency 1

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C. UNIT SHUTOOWNS/ REDUCTIONS .

Docket No.: 50- 457 Unit: Braidwood 2 -'

Date: 04/01/97 Completed by: Chris Pershey Telephone: 815-458-2801 REPORT PERIOD: March 1997 LER Cause & Corrective Action No. Date Type. Hours Jteason Method Number System Component to Prevent Recurrence None

SUMMARY

Unit 2 entered the month of March 1997 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 l D - Regulatory Restriction 4 - Continued Licensee Event Report (LER) File E - Opeiator Training & Licensee Examination 5 - Reduced Load (NUREG-0161).

I. F - Administration l G - Operator Error l H - Other 1

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D. SAFETY / RELIEF VALVE OPERATIONS -

Docket No.: 50 - 457

' Unit: 'Braidwood 2 Date: 04/01/97 ~

Completed by- Ted Eliakis Telephone: 815-458-2801 Valves No.& Type Plant M Actuated Actuation Condition Description of Event ,

None r

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