ML20236R078

Correction to Monthly Operating Rept for May 1998 for ANO, Unit 2

ML20236R078
Person / Time
Site:	Arkansas Nuclear
Issue date:	05/31/1998
From:	ENTERGY OPERATIONS, INC.
To:
Shared Package
ML20236R047	List: 0CAN079803, Forwards Monthly Operating Repts for June 1998 for Ano,Units 1 & 2 & Revised Monthly Operating Rept for May 1998 for ANO, Unit 2.Correction to Page Is Italicized & Included as Attachment 1 to Rept ML20236R053 ML20236R078
References
NUDOCS 9807210227
Download: ML20236R078 (2)

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4 5 Attachment 1 OCAN079803 CORRECTION TO MAY 1998 NRC MONTHLY OPERATING REPORT OPERATING

SUMMARY

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4 9007210227 900715 If PDR ADOCK 05000313 R pm  ;

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. NRC MONTHLY OPERATING REPORT OPERATING

SUMMARY

j MAY 1998 UNIT TWO Corrected Copy The unit began the month operating at 100% power.

At 2155 hours0.0249 days <br />0.599 hours <br />0.00356 weeks <br />8.199775e-4 months <br /> on the eighth, a power reduction to 70% was commenced due to a condenser tube leak. Following repairs, the unit was returned to full power at 0943 hours0.0109 days <br />0.262 hours <br />0.00156 weeks <br />3.588115e-4 months <br /> on the tenth. A power reduction to 95.5% was commenced at 0855 hours0.0099 days <br />0.238 hours <br />0.00141 weeks <br />3.253275e-4 months <br /> on the sixteenth for main tmbine control valve stroke testing and at 1230 hours0.0142 days <br />0.342 hours <br />0.00203 weeks <br />4.68015e-4 months <br /> that same day the unit was returned to 100% power. At 0500 hours0.00579 days <br />0.139 hours <br />8.267196e-4 weeks <br />1.9025e-4 months <br /> on the twentieth, a power reduction was commenced due to a condenser tube leak. At 0807 hours0.00934 days <br />0.224 hours <br />0.00133 weeks <br />3.070635e-4 months <br /> that same day the reactor was manually tripped to take the unit to hot standby due to impurity levels reached in the steam generators caused by the condenser tube leak. Following condenser tube plugging and steam generator chemi.Stry cleanup activities, the reactor attained criticality at 1350 hours0.0156 days <br />0.375 hours <br />0.00223 weeks <br />5.13675e-4 months <br /> on the twenty-third. The turbine was placed back on line at 1841 hours0.0213 days <br />0.511 hours <br />0.00304 weeks <br />7.005005e-4 months <br /> on the twenty-third, and on the twenty-fifth at 1110 hours0.0128 days <br />0.308 hours <br />0.00184 weeks <br />4.22355e-4 months <br /> the unit returned to 100% power. The unit operated the remainder of the month at 100% power.

There were no challenges to the primary system code safeties or automatic actuations of the low temperature overpressure protection valves during the reporting period.

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