2CAN108505, Monthly Operating Rept for Sept 1985
| ML20138C195 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 09/30/1985 |
| From: | Enos J, Harrison D ARKANSAS POWER & LIGHT CO. |
| To: | Bassett H NRC OFFICE OF RESOURCE MANAGEMENT (ORM) |
| References | |
| 2CAN108505, NUDOCS 8512120495 | |
| Download: ML20138C195 (7) | |
Text
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OPERATING DATA REPORT DOCKET N0:
50-368 DATE:
September, 1985 COMPLETED BY:D.F. Harrison TELEPHONE:
(501)964-3743 OPERATING STATUS 1.
Unit Name:
Arkansas Nuclear One - Unit 2 2.
Reporting Period:
September 1-30, 1985 3.
Licensed Thermal Power (MWt):
2815 4.
Nameplate Rating (Gross MWe):
942.57 5.
Design Electrical Rating (Net MWe):
912 6.
Maximum Dependable Capacity (Gross MWe):
897 7.
Maximum Dependable Capacity (Net MWe):
858 8.
If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:
9.
Power Level To Which Restricted.
If Any (Net MWe):
None 10.
Reasons For Restrictions.
If Any:
None MONTH YR-10-DATE CUMULATVE 11.
Hours in Reporting Period....
720.0 6,551.0 48,359.0 12.
Number of Hours Reactor was Critical.....................
486.3 4,557.7 33,817.0 13.
Reactor Reserve Shutdown Hours........................
0.0 0.0 1,430.1
- 14. Hours Generator On-Line......
464.0 4,252.6 32,645.8 15.
Unit Reserve Shutdown Hours..
0.0
- 0. 0 75.0
- 16. Gross Thermal Energy Generated (MWH)........................
1,167,321.0 10,522,866.0 82,576,545.0
- 17. Gross Electrical Energy Generated (MWH)..............
382,455.0 3,490,905.0 27,007,661.0 18.
i;et Electrical Energy Generated (MWH)..............
360,585.0 3,295,864.0 25,706,195.0 19.
Unit Service Factor..........
64.4 64.9 67.5 20.
Unit Availability Factor.....
64.4 64.9 67.7 21.
Unit Capacity Factor (Using MDC Net)..............
58.4 58.6 62.0 22.
Unit Capacity Factor (Using DER Net)..............
54.9 55.2 58.3 23.
Unit Forced Outage Rate......
35.6 11.8 16.7 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
25.
If Shut Down At End of Report Period.
Estimated Date of Startup:
October 5, 1985 26.
Units in Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Sk
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AVERAGE DAILY UNIT POWER LEVEL l
DOCKET NO:
50-368 l
UNIT:
Two DATE:
Se)tember, 1985 COMPLETED BY: D.. Harrison TELEPHONE:
(501)964-3743 MONTH September DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.............
878 2.............
882 3.............
884 4.............
880 5.............
880 6.............
876 7.............
844 8.............
878 9.............
883 10............
883 11............
885 12............
886 13............
296 14............
-10 15............
-4 16...........
-4 17............
-5 18............
-11 19............
-24 20............
-31 21............
131 22............
194 23............
426 24............
884 25............
889 26............
890 27............
879 28............
-2 29............
-6 30............
-4 31............
AVGS:
501 i
l INSTRUCTION 1
On this format, list the average daily unit power level in HWe-Net for each day in reporting month.
Compute to the nearest whole megawatt.
L
NRC MONTHLY OPERATING REPORT OPERATING
SUMMARY
SEPTEMBER, 1985 UNIT TWO The unit began the month at 100% full power.
On the 13th of September, the unit was shutdown due to the failure of "A" RCP seal.
During the shutdown, both "A" and "C" RCP seals were replaced.
The unit was placed back on line at 0227 hours0.00263 days <br />0.0631 hours <br />3.753307e-4 weeks <br />8.63735e-5 months <br /> on the 21st, and reached 100% power at 0315 hours0.00365 days <br />0.0875 hours <br />5.208333e-4 weeks <br />1.198575e-4 months <br /> on September 24, 1985.
On the 28th, the unit was shutdown to repair a leaking RCP seal pressure sensing line, and remained down through the end of the month.
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UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT FOR September, 1985 DOCKET NO 50-368 UNIT NAME ANO Unit 2 DATE October 2,1985 COMPLETED BY D.F. Harrison TELEPHONE (501)964-3743 Method of Licensee Cause & Corrective Duration Shutting Event System Component Action to l
No.
Date Type (Hours)
Reason 2 Down Reactor 3 Report #
Codei Code 5 Prevent Recurrence 8514 850913 F
185.8 A
1 N/A AB SEAL Unit shutdown to replace "A" & "C" RCP seals.
8515 850928 F
70.2 A
1 N/A AB PI Unit shutdown to repair "C" RCP seal pressure sensing line.
1 2
3 4
F:
Forced Reason:
Method:
Exhibit G - Instructions 5:
Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee C-Refueling 3-Automatic Scram.
Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Continuation 1022)
E-Operator Training &
5-toad Reduction License Examination 9-Other 5
F-Administrative Exhibit I - Same Source G-Operational Error (Explain)
H-Other (Explain)
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3-
l UNIT SHUTDOWNS AND POWER REDUCTIONS l
REPORT FOR September, 1985 DOCKET NO 50-368 UNIT NAME ANO Unit 2 DATE October 2, 1985 COMPLETED BY D.F. Harrison TELEPHONE (501)964-3743 Method of Licensee Cause & Corrective Duration Shutting Event System Component Action to l
No.
Date TEEe (Hours)
Reason 2 Down Reactor 3 Report #
Codei Code 5 Prevent Recurrence 8512 850813 F
18.1 A
3 2LER-85-017 WI P
Unit trip on high pressure when a steam generator blowdown pump failed causing a loss of condenser vacuum and a turbine trip.
This item is a correction to trip 8512 as reported last month.
1 2
3 4
F:
Forced Reason:
Method:
Exhibit G - Instructions 5: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee C-Refueling 3-Automatic Scram.
Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Continuation 1022)
E-Operator Training &
5-Load Reduction License Examination 9-Other 5
F-Administrative Exhibit I - Same Source G-Operational Error (Explain)
H-Other (Explain)
O 9
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I DATE:
September,1985 REFUELING INFORMATION l
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1.
Name of facility:
Arkansas Nuclear One - Unit 2 2.
Scheduled date for next refueling shutdown.
Cycle 5 was initiated in May 1985.
The next refueling shutdown is scheduled for June 1986.
l 3.
Scheduled date for restart following refueling.
August 1986 4.
Will refueling or resumption of operation thereafter require a i
technical specification change or other license amendment?
If answer is yes, what, in general, will there be?
If answer is no, has the reload fuel design and core configuration been reviewed by your Plant Safety Review Committee to determine whether any unreviewed safety questions are associated with the core reload (Ref.10 CFR Section l
50.59)?
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Cycle 6 details are still being reviewed.
A modified CPC program will be installed during Cycle 5.
5.
Scheduled date(s) for submitting proposed licensing action and supporting information.
If required, submission will be by May, 1986.
6.
Important licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures.
l A longer cycle and a change in in-core fuel management from out-in-in l
to in-in out are planned.
l
)
7.
The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool, a) 177 b) 168 8.
The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been requested or is planned, in number of fuel assemblies.
present 988 increase size by 0 9.
The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity.
l DATE:
2003 i
1
.e b
ARKANSAS POWER & LIGHT COMPANY POST OFFICE BOX 551 LITTLE ROCK, ARKANSAS 72203 (501) 371-4000 October 15, 1985 2CAN198505 Mr. Harold S. Bassett, Director Division of Data Automation and Management Information Office of Resource Management U. S. Nuclear Regulatory Commission Washington, D. C.
20555
SUBJECT:
Arkansas Nuclear One - Unit 2 Docket No. 50-368 License No. NPF-6 Monthly Operating Report Gentlemen:
The Arkansas Nuclear One - Unit 2 Monthly Operating Report for September 1985 is attached.
Very truly yours, Ted Enos Manager, Licensing JTE:MCS:ac Attachment cc:
Mr. Robcrt D. Martin Regional Administrator U. S. Nuclear Regulatory Commission Region IV 611 Cyan Plaza Drive, Suite 1000 Arlington, TX 76011 Mr. Richard C. DeYoung Of fice of Inspection and Enforcen,ent U. S. Nuclear Regulatory Commission Washington, DC 20555 s
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