ML20092D015

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Monthly Operating Repts for Aug 1995 for Braidwood Nuclear Generating Station
ML20092D015
Person / Time
Site: Braidwood  Constellation icon.png
Issue date: 08/31/1995
From: Pershey C, Tulon T
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-95-0088, BW-95-88, NUDOCS 9509140003
Download: ML20092D015 (10)
v • d • e


Text

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  • Trl HikiW2tu)1 September 8,1995 DW/95-0088 Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555 Gentlemen.

Encic:ed for your information is the Monthly Performance Report covering Braidwood Nuclear Generating Station for the period August 1,1995 through August 31,1995.

T. J. Tulon Station Manager Braidwood Nuclear Station TJT/CP/dia oAcorresp\zesteno\bwdletrs. doc Attachments cc: J. B. Martin, U.S.N.R.C., Region til R. R. Assa, U.S.N.R.C.

l.D.N.S.

U.S.N.R.C. Resident inspector, Braidwood INPO Records Center D. L. Farrar, Nuclear Regional Service Mgr.

D. M. Saccomando, Nuclear Licensing Admin.

D. R. Eggett, Nuclear Engineering Dept.

K. Kaup, Site Vice President, Braidwood NFS, PWR Plant Support P. L. Habel, Unit 1 Operating Engineer J. P. Kuchenbecker, Unit 2 Operating Engineer I.D.N.S. Resident inspector, Braidwood J. M. Bunecicky, Westinghouse D. R. Seavers, A.N.I.

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BRAIDWOOD NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT Comed NRC DOCKET NO. 050-456, LICENSE NO. NPF-72 NRC DOCKET NO. 050-457, LICENSE NO. NPF-77 i

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A'. OPERATING DATA REPORT Docket No: 50 - 456 Unit: Braidwood 1 Date: 09/05/1995 Completed by: Chris Pershey Telephone: 815-458-2801 OPERATING STATUS

1) Reporting Period: August 1995 Gross Hours: ZM
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
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: 744.0 5,831.0 62,144.0
6) Hours Reactor Critical: 744.0 5,133.0 49,731.8
7) RX Reserve Shutdown Hours: .0 .0 .0
8) Hou.~s Generator on Line: 744.0 5,090.5 49,056.3
9) Unit Reserve Shutdown Hours: .0 .0 .0
10) Gross Thermal Energy (MWHt): 2,523,717.0 16,896,293.1 156,859,307.8
11) Gross Elect. Energy (MWH): 856,951.0 5,818,433.0 52,322,252.0
12) Net Elect. Energy (MWH): 825,520.0 5,596,196.0 50,129,016.0
13) Reactor Service Factor: 100.0 88.0 80.0
14) Reactor Availability Factor: 100.0 88.0 80.0
15) Unit Service Factor: 100.0 87.3 78.9
16) Unit Availability Factor: 100.0 87.3 78.9
17) Unit Capacity Factor (MDC NET): 99.1 85.7 72.0
18) Unit Capacity Factor (DER NET): 99.1 85.7 72.0
19) Unit Forced Outage Rate: 0.0 3.5 7.9
20) Unit Forced Outage Hours: 0.0 184.0 4214.5
21) Shutdown Schedule Over Next 6 Months: Refuel Outage 9/30/1995
22) If Shutdown at End of Reporting Period, Estimated Date of Startup:

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5. AVERAGE DAILY UNIT NET POWER LEVEL LOG Docket No: 50 - 456 Unit: Braidwood 1 Date: 09/05/1995 Completed by: Chris Pershey Telephone: 815-458-2801 MONTH: August 1995 a

Q.a_y MWe-net Ray a MWe-net

1) 1107 16) 1111
2) 1111 17) 1111
3) 1115 18) 1110
4) 1104 19) 1107
5) 1030 20) 1109
6) 1108 21) 1111
7) 1112 22) 1111
8) 1117 23) 1114
9) 1119 24) 1113
10) 1118 25) 1113
11) 1115 26) 1112
12) 1113 27) 1109
13) 1111 28) 1110
14) 1112 29) 1111
15) 1112 30) 1111
31) 1115 i'
  • Due to condenser efficiency 1

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C. UNIT SHUTDOWNS / REDUCTIONS -

Docket No.: 50 - 456 .

Unit: Braidwood 1 -

Date: 09/05/95 Completed by: Chris Pershey Telephone: 815-458-2801 REPORT PERIOD: August 1995 LER Cause & Corrective Action Nf; Date Type Hours Reason Method Number System Component to Prevent Recurrence N/A

  • "2UMMARY"*

Unit 1 entered the month of August 1995 with 100% capability. The unit operated routinely for 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 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

D. SAFETY / RELIEF VALVE OPERATIONS Docket No.: 50 - 456 Unit: Braidwood 1 Date: 09/05/95 Completed by: John Lewis Telephone: 815-458-2801 Valves No. & Type Plant Date Actuated Actuation Condition Description of Event 8/22/95 PORV 1RY-455A 1 - Open signal Mode 1 While calibration testing was being calibration of the 'A' performed ott the 'A' temperature temperature loop loop, leads to pressurizer pressure channel 1PI-455A were reversed creating a false high pressure signal. PORV 1RY-455A operated as designed.

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

Date: 09/05/1995 ,

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

1) Reporting Period: August 1995 Gross Hours: 244 l
2) Currently Authorized Power Level (MWt): 3411  !

Design Electrical Rating (MWe-gross): 1175 Design Electrical Rating (MWe-net): 1120 Max Dependable Capacity (MWe-gross): 11.1 5 Max Dependable 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: 744.0 5,831.0 60,226.0
6) Hours Reactor Critical: 744.0 5,660.0 50,492.4
7) RX Reserve Shutdown Hours: .0 .0 .0
8) Hours Generator ori Line: 744.0 5,654.8 50,097.1
9) Unit Reserve Shutdown Hours: .0 .0 .0
10) Gross Thermal Energy (MWHt): 2,465,290.0 18,892,188.4 158,383,641.1
11) Gross Elect. Energy (MWH): 826,677.0 6,476,602.0 52,496,391.0
12) Net Elect. Energy (MWH): 795,885.0 6,243,464.0 50,346,194.0
13) Reactor Service Factor: 100.0 97.1 83.8
14) Reactor Availability Factor 100.0 97.1 83.8
15) Unit Service Factor 100.0 97.0 83.2
16) Unit Availability Factor: 100.0 97.0 83.2
17) Unit Capacity Factor (MDC NET): 95.5 95.6 74.6
18) Unit Capacity Factor (DER NET): 95.5 95.6 74.6
19) Unit Forced Outage Rate: 0.0 3.0 5.6
20) Unit Forced Outage Hours: 0.0 176.3 2947.6
21) Shutdown Schedule Over Next 6 Months: Refuel Outage 3/2/1996
22) If Shutdown at end of Reporting Period, l Estimated Date of Startup.

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I II. AVERAGE DAILY UNIT NET POWER LEVEL LOG Docket No: 50- 457 Unit: Braidwood 2 Date: 09/05/1995

- Completed by: Chris Pershey Telephone: 815-458-2801 j MONTH: August 1995 4

Qay MWe-net Day MWe-net

1) 1094 16) 1098
2) 1098 17) , 1098
3) 1100 18) 1098
4) 1102 19) 1055
5) 895 20) 1060
6) 496 21) 1099

, 7) 1098 22) 1101 I

8) 1101 23) 1092 l
9) 1105 24) 1106
10) 1104 25) 1105
11) 1101 26) 1084 l
12) 1099 27) 1015
13) 1097 28) 1101
14) 1098 29) 1102
15) 1098 30) 1102
31) 1105
  • Due to condenser efficiency i

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C. UN!T CHUTDOWNS/ REDUCTIONS Docket No.: 50 - 467 '

Unit: Braidwood 2 Date: 09/05/95 Completed by: Chris Pershey Telephone: 815-458-2801 REPOR1 PERIOD: August 1995 LER Cause & Corrective Action

_N_o 2 Date Type Hours Reason Method Number System Component to Prevent Recurrence 30 8-6-95 F 31.0 A 5 N/A SJ HCU Feedwater isolation Valve, 2FW-0098, valve actuator hydraulic pump failed. Load was reduced to replace then test the hydraulic pump and filter.

SUMMARY

Unit 2 entered the month of August 1995 at 100% capability. Load was reduced on 8-6-95 to replace a failed valve actuator hydraulic pump on the 2FW-009B Feedwater Isolation Valve. The unit operated routinely the remainder of the 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 D - Regulatory Restriction 4 - Continued Licensee Event Report (LER) File E - Operator Training & Licensee Examination 5 - Reduced Load (NUREG-0161). I F - Administration G - Operator Error H. - Other

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D. SAFETY / RELIEF VALVE OPERATIONS '

Docket No.: 50 - 467 .-

Unit: Braidwood 2 Date: 09/05/95 Completed by: John Lewis

  • Telephone: 815-458-2801 Date Ac ated A a io Co d ion McMon of M None

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