ML22340A649

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NRR E-mail Capture - Audit Question Cladding Emissivity - Vogtle Accident-Tolerant Fuel (ATF) Lead Test Assemblies (Ltas) LAR
ML22340A649
Person / Time
Site: Vogtle  Southern Nuclear icon.png
Issue date: 12/06/2022
From: John Lamb
Plant Licensing Branch II
To: Bates E
Southern Nuclear Operating Co
References
Download: ML22340A649 (2)


Text

From:

John Lamb Sent:

Tuesday, December 6, 2022 2:00 PM To:

Bates, Ernest F.

Cc:

Pournaras, DeLisa S.; Lowery, Ken G.; Chamberlain, Amy Christine

Subject:

Audit Question Cladding Emissivity - Vogtle ATF LTAs LAR Importance:

High

Ernest, The NRC staff has the following audit question related to cladding emissivity for the Vogtle ATF LTAs LAR.

With respect to cladding emissivity, the NRC staff is interested in information related to the rate at which emissivity increases during LOCA conditions in order to determine if the (( )).

Alternatively, the NRC staff is interested in a LOCA analysis measuring the total increase in PCT with a conservatively low emissivity compared to a typical emissivity.

Thanks.

John

Hearing Identifier:

NRR_DRMA Email Number:

1847 Mail Envelope Properties (MN2PR09MB5084256F84E53034D8A47747FA1B9)

Subject:

Audit Question Cladding Emissivity - Vogtle ATF LTAs LAR Sent Date:

12/6/2022 2:00:15 PM Received Date:

12/6/2022 2:00:00 PM From:

John Lamb Created By:

John.Lamb@nrc.gov Recipients:

"Pournaras, DeLisa S." <DSPOURNA@SOUTHERNCO.COM>

Tracking Status: None "Lowery, Ken G." <KGLOWERY@southernco.com>

Tracking Status: None "Chamberlain, Amy Christine" <ACCHAMBE@southernco.com>

Tracking Status: None "Bates, Ernest F." <EFBATES@southernco.com>

Tracking Status: None Post Office:

MN2PR09MB5084.namprd09.prod.outlook.com Files Size Date & Time MESSAGE 499 12/6/2022 2:00:00 PM Options Priority:

High Return Notification:

No Reply Requested:

No Sensitivity:

Normal Expiration Date: