### Continuous casting-tundish technologySlideShare

The differences can be seen with water modelling 72. The height of the tundish and the steel velocity are other properties to obtain the clean steel to prevent the dead zones 73. The outlet temperature of the melt is seen reduced with the increase in the bath height as in previous cases due to increase in the heat transfer

Get Price### The Importance of Computational Models for Further

systems. Similar difficulties exist in the modeling of heat transfer in the liquid pool solidification and interactions between the liquid slag layer and the steel. These inaccuracies are one reason why extensive plant trials are still required to test new innovations in flow control devices. Mathematical models have the potential to

Get Price### Alert Ladle Metallurgy (August 2016)

Multiphase flow modeling of slag entrainment during ladle change-over operation. R. Morales S. Garcia-Hernandez J. Barreto A. Ceballos-Huerta I. Calderon-Ramos E. Gutierrez Steel transfer from the ladle to a single-strand tundish using a conventional ladle shroud

Get Price### Fluid Flow and Inclusion Motion in a Five-Strand

The tundish in the current study was for a five-strand billet continuous caster. The effect of closing different outlets on the fluid flow temperature and inclusion removal was investigated. The top surface level fluctuations at the inlet zone isolated by the tall turbulence inhibitor weir was very severe and caused slag entrainment.

Get Price### Fluid Flow and Inclusion Motion in a Multi-Heat Teeming

Nov 01 2012 · WANG Yu-feng WEN Guang-hua TANG Ping et al. Mathematical Modeling of Fluid Flow Heat Transfer and Inclusion Transport in a Four Strand Tundish J . Journal of University of Science and Technology Beijing 2007 14 (1) 22 (in Chinese). 12 Yuji M Brian G T. Modeling of Inclusion Removal in a Tundish J .

Get Price### Modeling of Fluid Flow and Residence Time Distribution in

Modeling of Fluid Flow and Residence Time Distribution in a Four-strand Tundish for Enhancing Inclusion Removal Anil KUMAR 1) Dipak MAZUMDAR 2)and Satish C. KORIA 1) Steelmaking and Casting Research Group Research and Development Division Tata Steel Jamshedpur–831 007 India.

Get Price### Metals Special Issue Mold and Tundish Metallurgy

To clarify the characteristics of slag infiltration and heat transfer behaviors in the meniscus region during the casting of high Mn–high Al steel a mathematical model of a continuous casting mold that couples fluid flow with heat transfer and solidification is developed.

Get Price### 8th International Conference on Modeling and Simulation of

Entrainment of Slag Droplets Qiang Li P. Chris Pistorius 201Effect of Slag Composition on the Formation of MgO·Al2O3 Spinel Inclusions During Ladle Treatment Using a Coupled Reaction Model J.-I. Kim S.-J. Kim S. Kitamura 210Modeling of Inclusion Motion Across Steel-Slag Interface Wei Liu Shufeng Yang Jingshe Li Feng Wang

Get Price### (PDF) Numerical Study on the Influence of a Swirling Flow

The effect of a new cylindrical swirling flow tundish design on the multiphase flow and heat transfer in a mold was studied. The RSM (Reynolds stress model) and the VOF (volume of fluid) model

Get Price### Study of Transient Flow Structures in the Continuous

1) continuous casting in the plant have beenTwo-phase flow in tundish nozzles 2) Unsteady flow in the mold region 3) companies including Armco Inc. and LTVFluid flow and heat transfer in mold 4) Heat transfer in the impingement region Technical Approach Two different computational models of fluid flow are used in this work.

Get Price### REVIEW ARTICLE ON PHYSICAL AND NUMERICAL

Over the years a lot of water modeling and numerical modeling work has already been done to study the fluid flow behaviour in the mould region of the continuous casting process. Thomas et al. Thomas et al. (1990) investigated fluid flow and heat transfer in the mould region of slab caster using a finite element based numerical model.

Get Price### (PDF) Tundish operation of a two fluid model using two

Further work is being planned to apply the model to more complex flow situations such as those involving significant pressure gradients.A transient two-fluid model has been developed to simulate fluid flow and heat transfer in a no isothermal water model of a continuous casting tundish.

Get Price### Continuous casting-tundish technologySlideShare

The differences can be seen with water modelling 72. The height of the tundish and the steel velocity are other properties to obtain the clean steel to prevent the dead zones 73. The outlet temperature of the melt is seen reduced with the increase in the bath height as in previous cases due to increase in the heat transfer

Get Price### 8th International Conference on Modeling and Simulation of

Entrainment of Slag Droplets Qiang Li P. Chris Pistorius 201Effect of Slag Composition on the Formation of MgO·Al2O3 Spinel Inclusions During Ladle Treatment Using a Coupled Reaction Model J.-I. Kim S.-J. Kim S. Kitamura 210Modeling of Inclusion Motion Across Steel-Slag Interface Wei Liu Shufeng Yang Jingshe Li Feng Wang

Get Price### On Validation of Mathematical Fluid Flow Models for

On Validation of Mathematical Fluid Flow Models for Simulation of Tundish Water Models and Industrial Examples Modelling of Tundish Slag Entrainment During Ladle Changes. Shamik R. / Isac M. / Guthrie A Calculation Method Allowing for Variable Heat Transfer Coefficient of Water Cooling of Work Roll. Nikitenko E. 2008.

Get Price### (PDF) Numerical Study on the Influence of a Swirling Flow

The effect of a new cylindrical swirling flow tundish design on the multiphase flow and heat transfer in a mold was studied. The RSM (Reynolds stress model) and the VOF (volume of fluid) model

Get Price### Study of Transient Flow Structures in the Continuous

1) continuous casting in the plant have beenTwo-phase flow in tundish nozzles 2) Unsteady flow in the mold region 3) companies including Armco Inc. and LTVFluid flow and heat transfer in mold 4) Heat transfer in the impingement region Technical Approach Two different computational models of fluid flow are used in this work.

Get Price### Tundish Inclusion Arrest Fluid Dynamics Turbulence

The results of a mathematical model be verified by actual experiments such as water modeling. Melt flow for any tundish design can be characterized by the followings Solving Standard fluid flow equations Solving the Heat Transfer Equations Solving associated turbulence equations Steady State Equation of the above categories are solved for the

Get Price### Vacuum Shroud (VS) for production of clean steel in

Tundish is an important buffer between ladle and mould where inclusion separation flotation can be enhanced and exposed slag eye formation can be hindered by applying the knowledge of fluid dynamics as well heat transfer by changing the design of conventional flow

Get Price### CHAPTER 1 INTRODUCTION

¾ low yield levels in the tundish when draining the tundish at the end of a sequence due to slag entrainment and vortex formation. 1-2 EXISTING KNOWLEDGE Tundish design is traditionally performed through experimental plant trials or water modelling. For the former due to the nature of the process it is difficult to have an

Get Price### Modeling of Clogging and Erosion of Nozzle Refractories in

Fundamental computational models are developed to study the complex coupled phenomena which govern this process the turbulent flow of molten steel through the nozzle contacting of solid inclusions in the steel with the nozzle wall heat transfer in the wall and steel species diffusion through the nozzle wall and the thermodynamics

Get Price### Mathematical modeling of fluid flow heat transfer and

Feb 01 2007 · Journal of University of Science and Technology Beijing Volume 14 Number 1 February 2007 Page 22 Metallurgy Mathematical modeling of fluid flow heat transfer and inclusion transport in a four strand tundish Yufeng Wangl Guanghua Wenl Ping Tangl Mingmei Zhul Yuanqing Chenl and Weizhao Song2) 1) College of Material Science and Engineering Chongqing University Chongqing

Get Price### Metals Special Issue Mold and Tundish Metallurgy

To clarify the characteristics of slag infiltration and heat transfer behaviors in the meniscus region during the casting of high Mn–high Al steel a mathematical model of a continuous casting mold that couples fluid flow with heat transfer and solidification is developed.

Get Price### CHAPTER 1 INTRODUCTION

¾ low yield levels in the tundish when draining the tundish at the end of a sequence due to slag entrainment and vortex formation. 1-2 EXISTING KNOWLEDGE Tundish design is traditionally performed through experimental plant trials or water modelling. For the former due to the nature of the process it is difficult to have an

Get Price### FLUID FLOW HEAT TRANSFER AND INCLUSION MOTION IN

The purpose of fluid flow optimization in the tundish is to achieve the best flow pattern to remove inclusions from the molten steel. Hence it is more important to predict the inclusion motion in the tundish than the fluid flow simulation itself.

Get Price### Study of Transient Flow Structures in the Continuous

1) continuous casting in the plant have beenTwo-phase flow in tundish nozzles 2) Unsteady flow in the mold region 3) companies including Armco Inc. and LTVFluid flow and heat transfer in mold 4) Heat transfer in the impingement region Technical Approach Two different computational models of fluid flow are used in this work.

Get Price