A Multi-physics Compressible-Incompressible Computational Framework for Mechanistic Simulation of Steam Explosion in Fuel-Coolant Interaction

用于燃料-冷却剂相互作用中蒸汽爆炸机理模拟的多物理场可压缩-不可压缩计算框架

• 批准号: 19K15478
• 负责人: DUAN Guangtao
• 金额: $ 2.58万
• 依托单位: The University of Tokyo
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for Early-Career Scientists
• 财政年份: 2019
• 资助国家: 日本
• 起止时间: 2019-04-01 至 2022-03-31
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/en/grant/KAKENHI-PROJECT-19K15478/
• 关键词: Particle method; MPS method; SPH method; Vaporization; Solidification; Multiphase flow; Particle methods; Heat transfer; Fuel-coolant interaction; Vapor expansion; Solidfication

项目成果

Numerical investigation of debris remelting in RPV lower head by a multiphase particle method

RPV下封头碎片重熔的多相粒子法数值研究

• 发表时间: 2021
• 作者: Guangtao Duan; Mikio Sakai
• 通讯作者: Mikio Sakai

A multiphase MPS method coupling fluid-solid interaction/phase-change models with application to debris remelting in reactor lower plenum

耦合流固相互作用/相变模型的多相 MPS 方法及其在反应堆下静压室碎片重熔中的应用

• DOI: 10.1016/j.anucene.2021.108697
• 发表时间: 2022
• 影响因子: 1.9
• 作者: Duan Guangtao;Yamaji Akifumi;Sakai Mikio
• 通讯作者: Sakai Mikio

An incompressible-compressible Lagrangian particle method for bubble flows with a sharp density jump and boiling phase change

具有急剧密度跃变和沸腾相变的气泡流的不可压缩-可压缩拉格朗日粒子法

• DOI: 10.1016/j.cma.2020.113425
• 发表时间: 2020
• 影响因子: 7.2
• 作者: Duan Guangtao;Yamaji Akifumi;Sakai Mikio
• 通讯作者: Sakai Mikio

An incompressible-compressible Lagrangian particle method for bubble flows with a sharp density jump and boiling phase change

具有急剧密度跃变和沸腾相变的气泡流的不可压缩-可压缩拉格朗日粒子法

• DOI: 10.1016/j.cma.2020.113425
• 发表时间: 2020
• 影响因子: 7.2
• 作者: Duan Guangtao;Yamaji Akifumi;Sakai Mikio
• 通讯作者: Sakai Mikio

A new conditional density smoothing scheme for multiphase particle method with high and sharp density jump

一种新的多相粒子法条件密度平滑方案，具有高且急剧的密度跳变

• 发表时间: 2021
• 作者: Guangtao Duan; Mikio Sakai
• 通讯作者: Mikio Sakai