Electromagnetic effects on solidification defect formation in continuous steel casting

SM Cho, BG Thomas - JOM, 2020 - Springer
Understanding and reducing defects formed during continuous casting of steel are
challenging because of the many inter-related, multiscale phenomena and process …

[PDF][PDF] Mold slag entrainment mechanisms in continuous casting molds

LC Hibbeler, BG Thomas - Iron Steel Technol, 2013 - ccc.mines.edu
This article presents a comprehensive and critical review of slag entrainment in continuous
casting molds. Entrainment is one of the main sources of inclusions in the final product, and …

Effect of nozzle port angle on transient flow and surface slag behavior during continuous steel-slab casting

SM Cho, BG Thomas, SH Kim - Metallurgical and Materials Transactions B, 2019 - Springer
Undesirable flow variations can cause severe instabilities at the interface between liquid
mold flux and molten steel across the mold top-region during continuous steel casting …

Large eddy simulation on four-phase flow and slag entrainment in the slab continuous casting mold

W Chen, L Zhang, Q Ren, Y Ren, W Yang - Metallurgical and Materials …, 2022 - Springer
In the current study, a three-dimensional mathematical model, combining the large eddy
simulation (LES) turbulent model, volume of fluid (VOF) multiphase model, and discrete …

Effect of exit shape of submerged entry nozzle on flow field and slag entrainment in continuous casting mold

M Gan, W Pan, Q Wang, X Zhang, S He - Metallurgical and Materials …, 2020 - Springer
In steel continuous casting with submerged entry nozzles at a domestic steel plant, nozzle
clogging was largely alleviated and defect rates of hot-rolled and cold-rolled sheets relating …

Transient fluid flow during steady continuous casting of steel slabs: Part I. Measurements and modeling of two-phase flow

SM Cho, SH Kim, BG Thomas - ISIJ international, 2014 - jstage.jst.go.jp
Unstable mold flow could induce surface velocity and level fluctuations, and entrain slag,
leading to surface defects during continuous casting of steel. Both argon gas injection and …

Transient two-phase flow in slide-gate nozzle and mold of continuous steel slab casting with and without double-ruler electro-magnetic braking

SM Cho, BG Thomas, SH Kim - Metallurgical and Materials Transactions B, 2016 - Springer
Transient mold flow could produce undesirable surface instabilities and slag entrainments,
leading to the formation of defects during continuous slab casting of steel. In this work, two …

Large eddy simulation of multi-phase flow and slag entrapment in a continuous casting mold

X Li, B Li, Z Liu, R Niu, Y Liu, C Zhao, C Huang, H Qiao… - Metals, 2018 - mdpi.com
A transient, three-dimensional mathematical model has been developed to study the slag
entrapment in a continuous casting mold. The unsteady turbulent flow is computed using the …

Effects of operating parameters on the flow field in slab continuous casting molds with narrow widths

T Zhang, J Yang, G Xu, H Liu, J Zhou, W Qin - International Journal of …, 2021 - Springer
Computational simulations and high-temperature measurements of velocities near the
surface of a mold were carried out by using the rod deflection method to study the effects of …

The role of submerged entry nozzle port shape on fluid flow turbulence in a slab mold

I Calderón-Ramos, RD Morales - Metallurgical and Materials Transactions …, 2015 - Springer
The fluid flow of liquid steel in a wide slab mold (1880× 230 mm) influenced by two different
submerged entry nozzle (SEN) designs (bifurcated nozzles with rectangular, SEN-R, vs …