First experiments in Argonne’s THETA aim to fill liquid sodium data gaps

May 13, 2022, 7:00AMNuclear News
THETA pictured in Argonne National Laboratory’s METL lab. (Photo: ANL)

The Thermal Hydraulic Experimental Test Article (THETA) at Argonne National Laboratory is now operating and providing data that could support the licensing of liquid-metal fast reactor designs by validating thermal-hydraulic and safety analysis codes. The new equipment has been installed in Argonne’s Mechanisms Engineering Test Loop (METL), and its first experiments are supporting data validation needs of Oklo, Inc., by simulating normal operating conditions as well as protected and unprotected loss-of-flow accidents in a sodium-cooled fast reactor.

To continue reading, log in or create a free account!

Related Articles

Sam Altman steps down as Oklo board chair

April 24, 2025, 2:52PMNuclear News

Advanced nuclear company Oklo Inc. has new leadership for its board of directors as billionaire Sam Altman is stepping down from the position he has held since 2015. The move is meant to open...