ML17333B083

Monthly Operating Repts for Sept 1997 for DC Cook Nuclear Plant Units 1 & 2

ML17333B083
Person / Time
Site:	Cook
Issue date:	09/30/1997
From:	Minor J, Sampson J INDIANA MICHIGAN POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9710170085
Download: ML17333B083 (11)

Text

CATEGORY 1 REGULATO INFORMATION DISTRIBUTION TEM (RIDS)

ACCESSION NBR:9710170085 DOC. DATE: 97/09/30 NOTARIZED:

NO FACIL: 50-315 Donald C.

Cook Nuclear Power Pl'anti Unit ii Indiana M

50-3ih Donald C.

Cook Nuclear Power Planti Unit 2i Indiana M

AUTH. NAME AUTHOR AFFILIATION MINORi J.

W.

Indiana Michigan Power Co.

SAMPSONi J. R.

Indiana Michigan Power Co.

REC IP. NAME RECIPIENT AFFILIATION DOCKET 0 05000315 05000316

SUBJECT:

Monthly operating repts for Sept 1997 for DC Cook Nuclear Plant Units 1 5 2. W/971008 ltr.

DISTRIBUTION CODE:

IE24D COPIES RECEIVED: LTR ENCL SIZE:

TITLE: Monthly Operating Report

<per Tech Specs)

NOTES:

E RECIPIENT ID CODE/NAME PD3-3 PD COPIES LTTR ENCL 1

1 REC IP IENT ID CODE/NAME HICKMANiJ COPIES LTTR ENCL 1

1 INTERNAL: AEOD/SPD/RRAB NRR/DRPM/PECB RGN3 1

1 1

1 1

1 Cgg

'1 OC/DBA/PAD EXTERNAL: LITCO BRYCEi J H

NRC PDR 1

1 NOAC 1

1 D

E N

NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD)

ON EXTENSION 415-2083 TOTAL NUMBER OF COP 'S REQUIRED:

LTTR 10 ENCL 10

1ndiana Michigan Power Company Cook Nudear Plant One Cook Place Bridgman, MI49t06 I

h U.S. Nuclear Regulatory Commission ATlN: Document Control Desk Washington, D.C. 20555 October 8, 1997 Gentlemen, Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 1

Technical Specification 6.9.1.10, the attached Monthly Operating Report for the month of September 1997 is submitted.

Sincerely, J.R. Sampson Plant Manager Ijc Attachment I

c:

NRC Region III D.R. Hahn R.C. Callen S.

Hamming B.

Lewis INPO Records Center ANI Nuclear Engineering Department E.E. Fitzpatrick A.A. Blind P.A. Barrett S.J. Brewer D.W. Paul J.A. Kobyra D.L. Noble W.H. Schalk D.G. Turner B.L. Bartlett 97iOi70085 970930" PDR ADOCK 050003i5 PDR ll!ill!ill!Illlllllllllllligilll(ii

~R.C. OPERATING DATAREPORT DOCKET NO.

DATE COMPLETED BY TELEPHONE 50- 315 October 6, 1997 JW Minor 616-465-5901 D. C. Cook Unit1 Sep-97 3250 1152 1020 MWe) 1056

)

1000 OPERATING STATUS

1. Unit Name

2. Reporting Period

3. Licensed Thermal Power (MWt)

4. Name Plate Rating (Gross MWe)

5. Design Electrical Rating (Net MWe)

6. Maximum Dependable Capacity (GROSS

7. Maximum Dependable Capacity (Net MWe Notes:

8. IfChanges Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:

9. Power Level To Which Restricted, IfAny (Net Mwe):

10. Reasons For Restrictions, IfAny:

11. Hours in Reporting Period

12. No. of Hrs. Reactor Was Critical

13. Reactor Reserve Shutdown Hours

14. Hours Generator on Line

15. Unit Reserve Shutdown Hours

16. Gross Thermal Energy Gen. (MWH)

17. Gross Electrical Energy Gen. (MWH)

18. Net Electrical Energy Gen. (MWH)

19. Unit Service Factor

20. Unit AvailabilityFactor

21. Unit Capacity Factor (MDC Net)

22. Unit Capacity Factor (DER Net)

23. Unit Forced Outage Rate This Month 720.0 190.2 0.0 189.8 0.0 613103.4 198290.0 191318.0 26.4 26.4 26.6 26.1 73.6 Year-to-Date 6552.0 4698.0 0.0 4612.3 0.0 14390017.0 4714030.0 4546279.0 70.4 70.4 69.4 68.0 10.3 Cumulative 199416.0 151285.3 463.0 148821.1 321.0 440194814.0 143013940.0 137597640.0 75.4 75.4 68.8 67.1 6.1

24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):

None

25. IfShut Down At End of Report Period, Estimated Date of Startup:

To be Determined.

26. Units in Test Status (Prior to Commercial Operation):

INITIALCRITICALITY INITIALELECTRICITY COMMERCIALOPERATION Forecast Achieved

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE 50- 315 D.C. Cook Unit1 October 6, 1997 JW Minor 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)

September 1997 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 9/1/97 9/2/97 9/3/97 9/4/97 9/5/97 9/6/97 9/7/97 9/8/97 9/9/97 9/10/97 9/11/97 9/12/97 9/1 3/97 9/14/97 9/15/97 9/16/97 1016 1013 1028 1021 1021 1022 1014 837 0

0 0

0 0

0 0

0 9/1 7/97 9/1 8/97 9/19/97 9/20/97 9/21/97 9/22/97 9/23/97 9/24/97 9/25/97 9/26/97 9/27/97 9/28/97 9/29/97 9/30/97

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50- 315 D.C. Cook Unit1 October 6, 1997 JF Center 616-697-5098 1 of1 MONTHLYOPERATING ACTIVITIES-September 1997 HIGHLIGHTS The unit entered this reporting period in Mode 1 at 100% RTP.

The unit exited this reporting period in Mode 5 at 0% RTP.

There were no challenges to the pressurizer safety valves or power operated relief valves.

Gross electrical generation for the month of September was 198290 MWh.

DETAILS 09/08/97 09/09/97 09/10/97 09/23/97 1555 1900 2150 2210 0400 0203 1410 Commenced Reactor power reduction to resolve design basis questions discovered during the NRC Architect and Engineering (AE) Inspection.

An Unusual Event was declared due to a possible loss of a containment barrier when both trains of containment spray were declared inoperable.

Manually tripped the Main Turbine.

Opened the Reactor Trip Breakers.

Entered Mode 4.

Entered Mode 5. Terminated the Unusual Event..

Received an Unplanned ESF Actuation on 2 of 4 Low Low Steam Generator Level coincidences while fillingto wet lay up. The cause was instrument indication swings in combination with a narrow reset band.

Alltimes are in Eastern Standard Time (EST).

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50- 315 D.C. Cook Unit1 October 6, 1997 JF Center 616-697-5098 1 of1 UNITSHUTDOWNS AND POWER REDUCTIONS - September 1997 DURATION NO.

DATE TYPE HOURS METHOD OF SHUTTING LICENSEE DOWN EVENT SYSTEM COMPONENT REASON REACTOR REPORT NO.

CODE CODE CAUSE AND CORRECTIVE ACTION TO PREVENT RECURRENCE 333 090897 F

529.8 97-010 97-011 97-012 97-013 97-014 97-016 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A The unit was shutdown to resolve design basis questions discovered during the NRC Architect and Engineering (AE) Inspection.

1 TYPE:

F: Forced S: Scheduled 2 REASON:

A: Equipment Failure (Explain)

B: Maintenance or Test C: Refueling D: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error (Explain)

H: Other (Explain) 3 METHOD:

1: Manual 2: Manual Scram 3: Automatic Scram 4: Other (Explain) 4 SYSTEM:

Exhibit G - Instructions for preparation of data entry sheets for Licensee Event Report (LER) File (NUREG 0161) 5 COMPONENT:

Exhibit I: Same Source

Indiana liichtgan Power Company Cook Nucfear Plant One Cook PIace Bndgman,MI 49I06 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 October 8, 1997 Gentlemen,'ursuant to the requirements of Donald,C. Cook Nuclear Plant Unit 2 Technical Specification 6.9.1.10, the attached Monthly Operating Report for the month of September 1997 is submitted.

Sincerely, J.R. Sa pson Plant Manager

/jc Attachment c:

NRC Region III D.R. Hahn

~ R.C. Callen S.

Hamming B.

Lewis INPO Records Center ANI Nuclear Engineering Department E.E. Fitzpatrick

'A.A. Blind P.A. Barrett S.J. Brewer D.W. Paul J.A. Kobyra D.L. Noble W.H. Schalk D.G. Turner B.L. Bartlett

~R.C. OPERATING DATAREPOR DOCKET NO.

DATE COMPLETED BY TELEPHONE 50- 316 October 6, 1997 JW Minor 616-465-5901 C. Cook Unit2 Sep-97 3411 1133 1090 1100 1060 OPERATING STATUS

1. Unit Name D.

2. Reporting Period

3. Licensed Thermal Power (MWt)

4. Name Plate Rating (Gross MWe)

5. Design Electrical Rating (Net MWe)

6. Maximum Dependable Capacity (GROSS MWe)

7. Maximum Dependable Capacity (Net MWe)

Notes:

8. IfChanges Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:

9.

Power Level To Which Restricted, IfAny (Net MWe):

10. Reasons For Restrictions, IfAny:

11. Hours in Reporting Period

12. No. of Hrs. Reactor Was Critical

13. Reactor Reserve Shutdown Hours

14. Hours Generator on Line

15. Unit Reserve Shutdown Hours

16. Gross Thermal Energy Gen. (MWH)

17. Gross Electrical Energy Gen. (MWH)

18. Net Electrical Energy Gen. (MWH)

19. Unit Service Factor

20. Unit AvailabilityFactor

21. Unit Capacity Factor (MDC Net)

22. Unit Capacity Factor (DER Net)

23. Unit Forced Outage Rate This Month 720.0 192.0 0.0 192.0 0.0 649918.3 203770.0 196813.0 26.7 26.7 25.8 25.1 73.3 Year-to-Date 6552.0 5759.1 0.0 5705.8 0.0 18829383.4 6080250.0 5875213.0 87.1 87.1 84.6 82.3 12.9 Cumulative 173112.0 121771.0 0.0 118153.4 0.0 366007650.4 118584640.0 114257779.0 69.2 69.2 63.1 61.4 14.1

24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):

Refuelin outa e is scheduled to be in October 13, 1997 with an estimated duration of 40 da s.

25. IfShut Down At End of Report Period, Estimated Date of Startup:

The40da refuelin outa eschedule ivesanestimatedstartu dateonNovember22,1997.

26. Units in Test Status (Prior to Commercial Operation):

INITIALCRITICALITY INITIALELECTRICITY COMMERCIALOPERATION'orecast Achieved

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE 50- 316 D.C. Cook Unit 2 October 6, 1997 JW Minor 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)

SEPTEMBER 1997 DAY 9/1/97 9/2/97 9/3/97 9/4/97 9/5/97 9/6/97 9/7/97 9/8/97 9/9/97 9/10/97 9/11/97 9/12/97 9/1 3/97 9/14/97 9/15/97 9/16/97 AVERAGE DAILY POWER LEVEL 1029 1025 1053 1049 1041 1050 1023 931 0

0 0

0 0

0 0

0 DAY 9/1 7/97 9/1 8/97.

9/1 9/97 9/20/97 9/21/97 9/22/97 9/23/97 9/24/97 9/25/97 9/26/97 9/27/97 9/28/97 9/29/97 9/30/97 AVERAGE DAILY POWER LEVEL

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50- 316 D.C. Cook Unit 2 October 6, 1997 JF Center 616-697-5098 1 of1 MONTHLYOPERATING ACTIVITIES-SEPTEMBER 1997 HIGHLIGHTS The unit entered this reporting period in Mode 1 at 100% RTP.

The unit exited this reporting period in Mode 5 at 0% RTP.

There were no challenges to the pressurizer safety valves or power operated relief valves.

Gross electrical generation for the month of September was 203770 MWh.

DETAILS 09/08/97 09/09/97 09/1 0/97 1628 1900 0001 0535 2315 0203 Commenced Reactor power reduction to resolve design basis questions discovered during the NRC Architect and Engineering (AE) Inspection.

An Unusual Event was declared due to a possible loss of a containment barrier when both trains of containment spray were declared inoperable.

Opened the Reactor Trip Breakers.

Entered Mode 4.

Entered Mode 5.

Terminated the Unusual Event.

Alltime entries are Eastern Standard Time (EST).

DOCKET NO.

UNIT NAME DATE COMPLETED BY TELEPHONE PAGE 50- 316 D.C. Cook Unit 2 October 6, 1997 JF Center 616-697-5098 1 of1 UNITSHUTDOWNS AND POWER REDUCTIONS - SEPTEMBER 1997 DURATION NO.

DATE TYPE HOURS METHOD OF SHUTTING LICENSEE DOWN EVENT SYSTEM COMPONENT REASON REACTOR REPORT NO.

CODE CODE CAUSE AND CORRECTIVE ACTION TO PREVENT RECURRENCE 333 090897 F

528.0 97-003 97-004 N/A N/A N/A N/A The unit was shutdown to resolve design basis questions discovered during the NRC Architect and Engineering (AE) Inspection.

1 TYPE:

F: Forced S: Scheduled 2 REASON:

A: Equipment Failure (Explain)

B: Maintenance or Test C: Refueling D: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error (Explain)

H: Other (Explain) 3 METHOD:

1: Manual 2: Manual Scram 3: Automatic Scram 4: Other (Explain) 4 SYSTEM:

Exhibit G - Instructions for preparation of data entry sheets for Licensee Event Report (LER) File (NUREG 0161) 5 COMPONENT:

Exhibit I: Same Source