Corium (Nuclear Reactor) - an overview | ScienceDirect Topics
Jun 1, 2011 · • corium: molten materials that are formed during the core melting accident in a nuclear reactor core, as well as their solidified products; corium usually contains fuel elements …
An investigation of corium in Fukushima Daiichi Unit-1 accident
Aug 1, 2022 · The core melt composition resulting from the Fukushima Daiichi Unit1 Nuclear Power Plant (FD-U1) accident is essential for the corium characterization…
Thermophysical properties of liquid UO2, ZrO2 and corium by …
Aug 1, 2017 · In predicting thermophysical properties of liquid state of corium, it is important to design the initial configuration of liquid state (position of every ion and its interactions).
Numerical investigation of spreading phenomena of molten …
Apr 1, 2025 · Abstract Understanding the behavior of molten corium is crucial for effective heat management and ensuring the integrity of reactor containment during severe nuclear …
Products of molten corium-metal interaction in chernobyl accident ...
Oct 1, 2022 · Pieces of molten corium – steel interaction products were also entrapped in the jets. At this stage the atmosphere becomes oxidizing (air and steam), whereas the temperature …
Properties and characteristics of corium prototype of a fast power ...
May 1, 2025 · The prototype corium specimens fail in steps and have a low ultimate failure load. This paper focuses on the study of properties and characteristics of corium of a fast power …
Corium pool behaviour in the core catcher of a sodium-cooled fast ...
Oct 1, 2023 · The corium oxide layer is subject to significant internal heat generation due to the radioactive decay heat. The proposed model implies that the core catcher should withstand …
Numerical simulation on thermal-hydraulic-mechanical coupling …
Aug 1, 2025 · Core corium migration is one of the critical challenges of severe core accidents. The lower support plate is a critical load-bearing component within the pressure vessel among core …
Analysis of heat transfer and solidification within CANDU corium
May 1, 2024 · The primary uncertainties in the corium heat transfer and crust formation are associated with the boundary conditions, in particular, the corium top surface emissivity, …
Achievements of recent research on severe accidents at …
May 1, 2024 · In addition to the characterization of corium properties, and among other fundamental issues, recent work on the subject of corium oxidation at high temperatures …