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Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 2025
Washington, DC|Washington Hilton
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
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Nuclear Science and Engineering
November 2025
Nuclear Technology
Fusion Science and Technology
Latest News
DNFSB’s Summers ends board tenure, extending agency’s loss of quorum
Lee
Summers
The Defense Nuclear Facilities Safety Board, the independent agency responsible for ensuring that Department of Energy facilities are protective of public health and safety, announced that the board’s acting chairman, Thomas Summers, has concluded his service with the agency, having completed his second term as a board member on October 18.
Summers’ departure leaves Patricia Lee, who joined the DNFSB after being confirmed by the Senate in July 2024, as the board’s only remaining member and acting chair. Lee’s DNFSB board term ends in October 2027.
Technical Session|Fundamental Thermal Hydraulics
Tuesday, August 22, 2023|9:00–10:20AM EDT|Columbia 2
Session Chair:
Cesare Frepoli (FPolisolutions)
Alternate Chair:
Edward D. Blandford (Kairos Power)
Session Organizer:
Philippe M. Bardet
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Influence of Reactor Cavity Cooling System Design Parameters on Heat Transfer for a Prototypical gFHR
9:00–9:20AM EDT
Khaled Talaat (Univ. New Mexico), Minghui Chen (Univ. New Mexico)
Paper
Analytical Investigation on Fluid Flow and Heat Transfer Characteristics in a Natural Circulation Loop for an Integral Type Reactor
9:20–9:40AM EDT
Hyun-Sik Park (KAERI), Hwang Bae (KAERI), Sung-Uk Ryu (KAERI), Sunil Lee (KAERI), Jin-Hwa Yang (KAERI), Byong-Guk Jeon (KAERI), Sung-Jae Yi (KAERI)
1D Modelica Modeling of the DYNASTY-eDYNASTY Coupled Natural Circulation Loops
9:40–10:00AM EDT
G. Benzoni (Politecnico di Milano), C. Introini (Politecnico di Milano), A. Cammi (Politecnico di Milano), S. Lorenzi (Politecnico di Milano)
Presentation Slides (Visible to Attendees)
Natural Circulation Test and Non-Condensable Gas Effect on a Two-Phase Thermosyphon Loop
10:00–10:20AM EDT
Dahoon Jeong (Gyeongsang Nat'l Univ.), Seyeon Hwang (Gyeongsang Nat'l Univ.), Hyewon Kim (Gyeongsang Nat'l Univ.), Hyungmo Kim (Gyeongsang Nat'l Univ.), Dong Eok Kim (Chung-Ang Univ.)
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