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Conference Spotlight
2026 Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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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Dec 2025
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Nuclear Science and Engineering
January 2026
Nuclear Technology
December 2025
Fusion Science and Technology
November 2025
Latest News
Seconds Matter: Rethinking Nuclear Facility Security for the Modern Threat Landscape
In today’s rapidly evolving threat environment, nuclear facilities must prioritize speed and precision in their security responses—because in critical moments, every second counts. An early warning system serves as a vital layer of defense, enabling real-time detection of potential intrusions or anomalies before they escalate into full-blown incidents. By providing immediate alerts and actionable intelligence, these systems empower security personnel to respond decisively, minimizing risk to infrastructure, personnel, and the public. The ability to anticipate and intercept threats at the earliest possible stage not only enhances operational resilience but also reinforces public trust in the safety of nuclear operations. Investing in such proactive technologies is no longer optional—it’s essential for modern nuclear security.
Technical Session|Computational Thermal Hydraulics
Wednesday, August 23, 2023|9:00–10:20AM EDT|Columbia 9/10
Session Chair:
Matthew D. Zimmer (UNNPP)
Alternate Chair:
Bin Han
Session Organizer:
Igor A. Bolotnov
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Simulation of the CRUD Effect in Subcooled Nucleate Boiling Area in the Subchannels of the 7 x 7 Nuclear Fuel Assembly
9:00–9:20AM EDT
Hyeon Ji Kim (Ulsan Nat'l Institute Science and Technology), Ji Yong Kim (Ulsan Nat'l Institute Science and Technology), In Cheol Bang (Ulsan Nat'l Institute Science and Technology)
Paper
Development of Wall Heat Flux Partitioning Model for Subcooled Flow Boiling Based on CFD
9:20–9:40AM EDT
Shihao Yang (Beijing Jiaotong Univ.), Bo Ren (Beijing Jiaotong Univ.), Lixin Yang (Beijing Jiaotong Univ.)
Comparison of CFD Simulations and Porous Media Simulations of a Gas-Cooled Pebble Bed Core Under Forced and Mixed Convection Conditions
9:40–10:00AM EDT
Dezhi Dai (ANL), Prasad Vegendla (ANL), Haomin Yuan (ANL), Landon Brockmeyer (ANL), Adam Kraus (ANL), Adrian Tentner (ANL), David Reger (Penn State)
Simulation of Mixed Convection Heat Transfer to Liquid Metals in Vertical Channels and Pipes
10:00–10:20AM EDT
Milorad B. Dzodzo (Westinghouse Electric Co.)
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