Search Results - "Louhenkilpi, Seppo"

Numerical Simulation of Solidification Structure of High Carbon Steel in Continuous Casting Using Cellular Automaton Method by Luo, Sen, Zhu, Miaoyong, Louhenkilpi, Seppo

“…A combined cellular automaton-finite difference (CA-FD) model has been developed to simulate solute diffusion controlled solidification in continuous steel…”
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Optimization of the CCT Curves for Steels Containing Al, Cu and B by Miettinen, Jyrki, Koskenniska, Sami, Somani, Mahesh, Louhenkilpi, Seppo, Pohjonen, Aarne, Larkiola, Jari, Kömi, Jukka

“…New continuous cooling transformation (CCT) equations have been optimized to calculate the start temperatures and critical cooling rates of phase formations…”
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Numerical Simulation of Dehydrogenation of Liquid Steel in the Vacuum Tank Degasser by Yu, Shan, Louhenkilpi, Seppo

“…Vacuum tank degassers are often utilized to remove hydrogen from liquid steel. A new comprehensive numerical model, which has been developed to simulate…”
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Investigation of Solidification, Heat Transfer and Fluid Flow in Continuous Casting of Steel Using an Advanced Modeling Approach by Hietanen, Pilvi Tuulia, Louhenkilpi, Seppo, Yu, Shan

“…An advanced approach for modeling solidification, heat transfer, and fluid flow is used to study an industrial bloom caster with a bifurcated submerged entry…”
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Magnetohydrodynamic Phenomena, Fluid Control and Computational Modeling in the Continuous Casting of Billet and Bloom by Wang, Shenqiang, Toledo, Gonzalo Alvarez De, Välimaa, Kari, Louhenkilpi, Seppo

“…Magnetohydrodynamic flow phenomena with electromagnetic stirring were studied in billet casting. Solidification microstructure and oscillation marks were also…”
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Utilization of Experimental Data as Boundary Conditions for the Solidification Model Tempsimu-3D by Preuler, Lukas, Louhenkilpi, Seppo, Bernhard, Christian, Ilie, Sergiu, Taferner, Matthias

“…Solidification models are an important tool for the prediction of temperatures and shell growth during the process of continuous casting of steel. To gain…”
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A Simple Mathematical Model for Estimating Plume Hydrodynamics of Metallurgical Ladles by Yu, Shan, Zou, Zong-shu, Shao, Lei, Louhenkilpi, Seppo

“…In secondary steelmaking, the refining operation is typically carried out in a metallurgical ladle that is commonly furnished with gas injection facilities…”
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Optimization of Intensified Silicon Deoxidation by Nurmi, Sonja, Louhenkilpi, Seppo, Holappa, Lauri

“…For demanding wire applications steel cleanliness should be very high and the inclusions inevitably found in steel should be harmless. This means strict…”
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3D steady state and transient simulation tools for heat transfer and solidification in continuous casting by Louhenkilpi, Seppo, Mäkinen, Mika, Vapalahti, Sami, Räisänen, Tuomo, Laine, Jukka

“…In recent years, many mathematical heat transfer models for continuous casting have been developed. Most of the models presented in the literature can only be…”
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Simulation of Microstructure of As-cast Steels in Continuous Casting by Louhenkilpi, Seppo, Miettinen, Jyrki, Holappa, Lauri

“…Prediction and control of steel microstructure during and after the continuous casting process is an extremely important task for steel producers making…”
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A Model for Predicting the Melt Temperature in the Ladle and in the Tundish as a Function of Operating Parameters during Continuous Casting by Jormalainen, Toivo, Louhenkilpi, Seppo

“…A mathematical model for predicting the melt temperatures in the ladle and in the tundish during continuous casting has been developed. First of all, a chain…”
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Gradient Boosted Regression Trees for Modelling Onset of Austenite Decomposition During Cooling of Steels by Luukkonen, Juho, Pohjonen, Aarne, Louhenkilpi, Seppo, Miettinen, Jyrki, Sillanpää, Mikko J., Laitinen, Erkki

“…Continuous cooling transformation (CCT) diagrams can be constructed by empirical methods, which is expensive and time consuming, or by fitting a model to…”
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Assessing the Effects of Steel Composition on Surface Cracks in Continuous Casting with Solidification Simulations and Phenomenological Quality Criteria for Quality Prediction Applications by Norrena, Julius, Louhenkilpi, Seppo, Visuri, Ville-Valtteri, Alatarvas, Tuomas, Bogdanoff, Agne, Fabritius, Timo

“…Crack formation is an issue that significantly undermines the quality and productivity of steel production. In previous studies, a solidification and…”
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Calculation of thermophysical properties of carbon and low alloyed steels for modelling of solidification processes by MIETTINEN, J, LOUHENKILPI, S

“…Algorithms and a computer software package for calculating thermophysical material properties of carbon and low-alloyed steels, associated with the simulation…”
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Optimization of CCT Equations Using Calculated Grain Boundary Soluble Compositions for the Simulation of Austenite Decomposition of Steels by Miettinen, Jyrki, Koskenniska, Sami, Somani, Mahesh, Louhenkilpi, Seppo, Pohjonen, Aarne, Larkiola, Jari, Kömi, Jukka

“…New CCT equations have been developed and optimized to simulate the start temperatures of the austenite decomposition process in low-alloyed steels using…”
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Studies on Interfacial Phenomena in Titanium Carbide/Liquid Steel Systems for Development of Functionally Graded Material by Kiviö, Miia, Holappa, Lauri, Louhenkilpi, Seppo, Nakamoto, Masashi, Tanaka, Toshihiro

“…In modern materials' applications, versatile, often contradictory requirements are set for properties like high strength, hardness, and toughness. However,…”
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Coupling of Solidification and Heat Transfer Simulations with Interpretable Machine Learning Algorithms to Predict Transverse Cracks in Continuous Casting of Steel by Norrena, Julius, Louhenkilpi, Seppo, Visuri, Ville‐Valtteri, Alatarvas, Tuomas, Bogdanoff, Agne, Fabritius, Timo

“…The formation of defects such as cracks in continuous casting deteriorates the quality of cast products and efficiency of steelmaking. To evaluate the risks…”
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Simulation of the Solidification and Microstructural Evolution in Steel Casting Processes Using the InterDendritic Solidification Tool by Miettinen, Jyrki, Somani, Mahesh, Visuri, Ville-Valtteri, Koskenniska, Sami, Louhenkilpi, Seppo, Fabritius, Timo, Kömi, Jukka

“…InterDendritic Solidification (IDS) is a thermodynamic–kinetic software combined with a microstructure tool developed to simulate the nonequilibrium…”
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Modeling Study of Nitrogen Removal from the Vacuum Tank Degasser by Yu, Shan, Miettinen, Jyrki, Louhenkilpi, Seppo

“…Low nitrogen content in liquid steel is required for most of the steelmaking companies, where vacuum degassing of liquid steel is usually carried out to remove…”
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Thermodynamic Description of Ternary Fe-X-P Systems. Part 9: Fe-Al-P by Miettinen, Jyrki, Louhenkilpi, Seppo, Vassilev, Gueorgui

“…Thermodynamic descriptions of the Fe-Al-P system and its binary sub-systems, Fe-Al and Al-P, are developed in the frame of a new Fe-X-P (X = Al, Cr, Cu, Mn,…”
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