1CAN069508, Monthly Operating Rept for May 1995 for ANO 1

Monthly Operating Rept for May 1995 for ANO 1

ML20085H366
Person / Time
Site:	Arkansas Nuclear
Issue date:	05/31/1995
From:	Mims D, Whitt M ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
1CAN069508, 1CAN69508, NUDOCS 9506210129
Download: ML20085H366 (7)

Text

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AmccMc AR 72801 Tet 501858 5000 l

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I June 15,1995 l

. ICAN069508 U. S. Nuclear Regulatory Commission Document Control De:,k

- i Mail Station Pl-137 Washington, DC 20555 i

Subject:

Arkansas Nuclear One - Unit 1-Docket No. 50-313 License No. DPR-51

-Monthly Operating Report j

Gentlemen:

The Arkansas Nuclear One - Unit 1 Monthly Operating Report for May 1995 is attached.

i This report is submitted in accordance with ANO-1 Technical Specification 6.12.2.3.

Very truly yours, ll g C'9 k Dwight C. Mims Director, Licensing l

DCM/dwb Attachments l

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c 9506210129 950531 PDR ADOCK 05000313 R

ppg l

U. S. NRC 2

' June 15,-1995 l

ICAN069508 Page 2 l

l cc:

Mr. Leonard J. Callan Regional Administrator U. S. Nuclear Regulatory Commission Region IV.

611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 NRC Senior Resident Inspector Arkansas Nuclear One 1448 S. R. 333 l.

Russellville, AR 72801 I

l Mr. George Kalman l

NRR Project Manager Region IV/ANO-1 & 2 l

U. S. Nuclear Regulatory Commission NRR Mail Stop 13-H-3 One White Flint North l

- 11555 Rockville Pike Rockville, MD 20852

.f

-i i

j

OPERATING DATA REPORT DOCKET NO:

50-313 j

DATE:

June 15,1995 COMPLETED BY: M. S. Whitt TELEPHONE:

(50l) 858-5560 QEE. RATING STATUS 1.

Unit Name: Arkansas Nuclear One - Unit 1 2.

Reporting Period:

May 1-31 3.

Licensed Thermal Power (MWt): 2,568 4.

Nameplate Rating (Gross MWe): 902.74 5.

Design Electrical Rating (Net MWe): 850 j

6.

Maximum Dependable Capacity (Gross MWe): 883 7.

Maximum Dependable Capacity (Net MWe): 836 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):

10.

Reasons For Restrictions. If Any:

MONTH YR-TO-DAE CUMULATIVE

]

11.

1ours in Reporting Period..

744.0 3,623.0 179,250.0 12.

.4 umber of Hours Reactor was Critical..

744.0 2,466.0 131,722.2 13.

Reactor Reserve Shutdown Hours.

0.0 0.0 5,044.0 14.

Hours Generator On-Line...

744.0 2,393.9 129,381.8 15.

Unit Reserve Shutdown Hours.

0.0 0.0 817.5 16.

Gross Thermal Energy Generated (MWH).

1,869,483 5,262,450 299,416,339 17.

Gross Electrical Energy Generated (MWH)..

641,935 1,794,740 100,106,660 18.

Net Electrical Energy Generated (MWH).

614,068 1,700,184 95,225,673 19.

Unit Service Factor.

100.0 66.1 72.2 20.

Unit Availability Factor.

100.0 66.1 72.6 21.

Unit Capacity Factor (Using MDC Net).

98.7 56.1 63.5 22.

Unit Capacity Factor (Using DER Net).

97.1 55.2 62.5 23.

Unit Forced Outage Rate..

0.0 4.2 10.5 24.

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

25.

If Shut Down At End 4Rcport Period. Estimated Date of Stanup:

26.

Units in Test Stat as (Prior to Commercial Operation):

Forecast Achieved TNITIAL CRITICALITY 08/06n4 INITIAL ELECTRICITY 08/17n4 COMMERCIAL OPERATION 12/19/74

_~.

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO:

50 313 1

UNIT:

One J

l l

DATE:

June 15,1995 l

COMPLETED BY: M. S. Whitt 1

TELEPHONE:

(501) 858-5560 i

l MONTH May 1995 i

DAY AVE i AGE DAILY POWER LEVEL l

j (MWe-Net) i 1

i l-1................

847 l'

2 847 3

846 4.

847 5

847 6

846

)

7.

846 8......................

847 9

848-10.....

683 11..

469 12 812 l

13.

844 l

l l

14.

844 l

15........

843 l-16...

843 17..

842 18.

843 19.

843 i

20.

842 21....................

842 i

22...........

842 23.

842 24...

841 2 5............

842 26.

841 27.

842 28..

842 2 9...

841

30..

842 31..................

842 AVGS: 325 INSTRUCTION On this format, list the average daily unit power level in MWe-Net for each l.

day in reporting month. Complete to the nearest whole megawatt.

t i

NRC MONTHLY OPERATING REPORT OPERATING

SUMMARY

MAY 1995 f

UNIT ONE l

/

l The unit began the month ofMay at 100% power.

I requested per the System missionline. Following repairs to At 1146 hours0.0133 days <br />0.318 hours <br />0.00189 weeks <br />4.36053e-4 months <br /> on the tenth, a turbine load red V

the transmission line, the dispatcher releaseeleventh 507 hours0.00587 days <br />0.141 hours <br />8.382936e-4 weeks <br />1.929135e-4 months <br /> on the twelfth.

r The unit operated the remainder of the month at 100% powe.

' ~ ~ ~ - - ~. _,

l NRC MONTIILY OPERATING REPORT-l 1

OPERATING S~UMMARY MAY 1995 UNIT ONE 1

l

- The unit began the month ofMay at 100% power.

At 1146 hours0.0133 days <br />0.318 hours <br />0.00189 weeks <br />4.36053e-4 months <br /> on the tenth, a turbine load reduction was requested per the System Dispatcher due to damage to the Mabelvale 500 KV transmission line. Following repairs to the transmission line, the dispatcher released the unit from the derate at 2354 hours0.0272 days <br />0.654 hours <br />0.00389 weeks <br />8.95697e-4 months <br /> on the -

eleventh. The unit attained 100% power at 0507 hours0.00587 days <br />0.141 hours <br />8.382936e-4 weeks <br />1.929135e-4 months <br /> on the twelfth.

j 1

l-The unit operated the remainder of the month at 100% power.

l i

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t UNITSIIUTDOWNS AND POWER REDUCTIONS REPORT FOR MAY 1995 DOCKET NO.

50-313 UNIT NAME ANO Unit i EATE June 15,1995 COMPLETED BY M. S. Whitt TELEPIIONE 501-858-5560 METIIOD OF LICENSEE DURATION SIlUTTING DOWN EVENT SYSTEM COMPONENT CAUSE & CORRECTIVE ACTION TO FO, DATE TYPE' (IIOURSJ REASONt REACTOR 8 REPORT #

CODE

• CODES PREVENT RECURRENCE 95-07 950510 F

0 II 5

N/A ZZ 777777 The System Dispatcher requested a load reduction due to damage to the MabcIvale 500 kV line.

1 2

3 4

F: Forced Reason:

Method:

Exhibit G -Instructions S: Scheduled A-Equipment Failure (Explain) 1 - Manual for Preparation of Data B-Maintenance of Test 2 - Manual Scram.

Entry Sheets for Licensee C-Refueling 3 - Automatic Scram.

Etrut Report (LER) File (NUREG-0161) l D Regulatory Restriction 4 - Continuation E - Operator Training & License Examination 5-Land Reduction F-Administration 9 - Other 5

C - Operational Error II-Other (Explain)

Exhibit I-Same Source

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Reporting Period

May 1995

' REFUELING INFORMATION 1.

Name of facility: Arkansas Nuclear One - Unit 1 2.

Scheduled date for next refueling shutdown:' September 20.1996

3. ' Scheduled date for restart following refueling: November 4.1996 4.

Vini refueling or resumption of operation thereafter require a technical specification chtige or other licece amendment? If answer is yes, what, in general, will there be? If ar.swer is no, has the reload fuel design and core configuration been reviewed by your Plant Safetv Review Committee to determine whether any unreviewed safety questions are associated w'.tn the core reload (Ref.10CFR Section 50.59)?

No,No 5.

Scheduled date(s) for submitting proposed licensing action and supporting information:

NA 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.

None olanned

-7.

The number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool; a)122 b)245 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 96K increase size by 9 6

9. ; The projected date of the last refueling that can be discharged to the spent fuel pool assuming the presentlicensed capacity:

DATE:'

1996 (Loss of full core off-load capability)

.