ML20212C620

Monthly Operating Rept for Aug 1986

ML20212C620
Person / Time
Site:	La Crosse File:Dairyland Power Cooperative icon.png
Issue date:	08/31/1986
From:	Malin L, Taylor J DAIRYLAND POWER COOPERATIVE
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
LAC-11806, NUDOCS 8612310119
Download: ML20212C620 (5)

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OPERATING DATA REPORT DOCKET NO. 50-409 DATE 09/08/86 COMPLETED BY Loree Malin TELEPHONE 608-689-2331 OPERATING STATUS NOTES:

1. Unit Name: La Crosse Boiling Water Reactor

2. Reporting Period: 0000, 08/01/86 to 2400, 08/31/86

3. Licensed Thermal Power (MWt ): 165

4. Nameplate Rating (Gross MWe ): 65.3

5. Design Electrical Rating (Net MW e): 50

6. Maximum Dependable Capacity (Gross MWe ): 50

7. Maximum Dependable Capacity (Net MWe ): 48

8. If Changes Occur in Capacity Ratings (Items 3 Through 7) Since Last Report, Give Reasons:

9. Power Level To Which Restricted, If Any (Net MWe):

10. Reasons for Restrictions, If Any:

This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period 744 5,831 147,554

12. Number Of Hours Reettor kas Critical 0 2,866.1 98,947.0 13e Reactor Reserve Shutdown Hours 0 0 478

14. Hours Generator On-Line 0 2,591.2 92,092.1

15. L' nit Reserve Shutdown Hours 0 0 79

16. Gross Thermal Energy Generated (MWH) 0 358,595.8 12,817,558.3

17. Gross Electrical Energy Generated (MWH) 0 109,788 3,848,997

18. Net Electrical Energy Generated (MWH) - 525 100,401 3,569,146

19. Unit Service Factor 0 44.4 62.4

20. Unit Availability Factor 0 44.4 _

62.5

21. Unic Capacity Factor (Using MDC Net) 0 35.9 50.4

22. Unit Capacity Factor (Using DER Net) O 34.4 48.4

23. Unit Forced Outage Rate 100.0 37.8 10.8

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

None

25. If Shut Down At End Of Report Period, Estimated Date of Startup: September 9, 1986

26. Units In Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION 8612310119 860831 PDR ADOCK 05000409 R PDR WP6.8 \

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AVERAGE MILY UNIT POWER LEVEL DOCKET NO. 50-409 UNIT IACBWR DATE 09/08/86 COMPLETED BY L.S. Goodman TELEPHONE 608-689-2331 MONTH _ August 1986 DAY AVERAGE 1AILY POWER LEVEL MY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 0 17 0 2 0 18 0 _

3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0 13 0 29 0 14 0 30 0 15 0 31 0 16 0 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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UNIT SHUTDOWNS AND POWER REDUCTIONS ',

. DOCKET NO. 50-409 UNIT NAME LACBWR DATE 09/08/86-REPORT MONTH August 1986 COMPLETED BY L.S. Goodman TELEPHONE 608-689-2331 1

Method of Licensee Cause & Corrective Duration Shutting Down Event System Component Action to j No. Date Type l (Hours) Reason 2 Reactor 3 Report # Code 4 Code 5 Prevent Recurrence 86-21 07/16/86 F v 744.0 A 3 86-21/ ED GENERA The outage which began 86-22 07/16/86 continued. Refer to the July 1986 report for a discussion of the cause.

Major activities performed during August include. de-s .

fueling and draining the reactor, replacing a section of the decay heat line, re-1 fueling the reactor, work en i Upper Control Rod Mechanism No. 12, and replacement of 1 the 1A Static Inverter.

1 2 3 4 Reason: Method: Exhibit G-Instructionse F: Forced A-Equipment Failure (Explain) 1-Manual for Preparation of Data S: Scheduled B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain) (NUREG-0161)

E-Operator Training & License Examination F-Administrative 5 G-Operational Error (Explain) Exhibit 1 - Same Source H-Other (Explain)

";O D DA/RYLAND hhh[ COOPERATlVE eo Box 8i7 2615 EAST AVE So LACROSSE. WISCON (608) 788 4 000 JAMES W. TAYLOR September 8,1986 General Manager In reply, please refer to IAC 11806 DOCKET NO. 50-409 Office of Management Info:cmation and Program Control U. S. Nuclear Regulatory Commission Washington, D. C. 20555 l Subj ect; IMIRYLAND POWER COOPERATIVE LA CROSSE BOILING WATER REACTOR (LACBWR)

PROVISIONAL OPERATING LICENSE NO. DPR-45 MONTHLY OPERATING DATA REPORT FOR AUGUST 1986

Reference:

(1) NRC Letter, Reid to Madgett, dated September 19, 1977.

(2) NRC Letter, Reid to Madgett, dated December 29, 1977 Gentlemen:

In accordance with instructions contained in Reference (1) and Technical Specification Amendments contained in Reference (2), we are submitting information concerning operability and availabilit'/ of the La Crosse Boiling Water Reactor (LACBWR) for the Month of August 1986.

Please contact us if there are any questions concerning this report.

Sincerely, nLlyhA 0 %01Lb U- -V l

l JWT:LSG:sks cc: J. G. Keppler, Regional Administrator, NRC-DRO 111 John Stang, LACBWR Project Manager NRC Resident Inspector y .

D. Sherman ( ANI Library)

INPO , g/}

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NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE AUGUST 1986 During the month of August 1986, the plant remained shutdown, in the outage which started July 16, 1986. - The major project involved removing the reactor vessel head, defueling the core, d. raining the vessel, replacing a section of the decay heat line, reflooding the vessel, and reloading the core. Other major activities included work on Upper Control Rod Drive Mechanism No.12, replacement of the 1A Static Inverter and repair of neutron source 2A, A Type E test was conducted on the personnel airlock. No leakage was measured.

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