High Temperature Thermochemistry Laboratory, McGill University High Temperature Thermochemistry Lab “Experiments and Thermodynamic/Kinetic simulations.

High Temperature Thermochemistry Laboratory, McGill University

High Temperature Thermochemistry LabHigh Temperature Thermochemistry Lab

“Experiments and Thermodynamic/Kinetic simulations

for high temperature metallurgical processes”

(PI: In-Ho JUNG)

Dept. of Mining and Materials EngineeringMcGill University

Thermodynamic database

• Thermodynamic / Kinetic Models and Databases• High Temperature Experiments

High Temperature Thermochemistry Laboratory, McGill University

Major Research AreasMajor Research Areas

Pyrometallurgy

Process simulation model

Slag/metal/refractory experiments

Thermodynamic database

Metallic system

Oxidation kinetic model

Solidification / Diffusion/ Precipitation model

High Temperature Thermochemistry Laboratory, McGill University

Steelmaking Process: Thermodynamic DatabaseSteelmaking Process: Thermodynamic Database

Thermodynamic Database Developmentfor Steelmaking process

Database for De – P Slag / Flux development (2009~ 2014)• CaO-FetO-SiO2-MgO-MnO-Na2O-Al2O3-P2O5-CaF2 database• Slag / Solid phases• Experiment for phase diagrams• Experiment for complex De-P reaction of Hot metal treatment and Basic Oxygen Furnace process

Database for Steel refining slag and Casting mould flux containing Fluorine (CaF2) (2009~2014)• CaO-MgO-Al2O3-SiO2-Na2O-Li2O-F (CaF2, NaF, LiF) database• Slag / Solid phases• Experiment for phase diagrams• Experiment for Solidification of Mould Flux at Steel casting process

Steelmaking consortium project (2009 ~ 2014) with

Steelmaking Process: BOF Process Simulation (2013-2015)Steelmaking Process: BOF Process Simulation (2013-2015)

Chemical Reactions: 200 ton BOF Steel chemistry

Slag chemistryAmount and temperature of slag

High Temperature Thermochemistry Laboratory, McGill University

High Temperature Thermochemistry Laboratory, McGill University

Steelmaking Process: RH Process SimulationSteelmaking Process: RH Process Simulation

Steelmaking process(Refractory design)

Kinetic Simulation for steelmaking process (2009~2013)• De-Carburization process• Slags / Refractories / Molten Steel / Gases reactions• Refractory wear calculations

RH Vessel

Ladle

O2 Lance

Experimental EquipmentExperimental Equipment

All equipment in the lab are mainly designed for phase diagram study

•High Temperature Furnaces: All gas controlled• 2 x vertical tube furnaces up to 1650oC

This two tube furnaces are designed for slag/metal/gas/refractory experimentsMax crucible size is about 8 cm in diameter.

• 3 x horizontal tube furnaces up to 1500oC• 2 x box furnace up to 1500oC: (No gas controlled)• 6 x horizontal tube furnaces up to 1200oC

•Netzch DTA/DSC/TGA: up to 1550oC

Common facility in the department•Characterization tools: EPMA, SEM-EDS, XPS, X-ray tomography, etc.

Curses offered at McGill UniversityCurses offered at McGill University

MIME 212: Engineering Thermodynamics (Undergraduate Core-Course)Three laws of thermodynamicsEnthalpy, Heat capacity, Ellingham diagram, Chemical reactions of pure substance, gases, regular/sub-regular solutionsGibbs-Duehm relationship, Activity of solution, Henry’s and Raoult’s lawsBinary phase diagram, Gibbs energy and phase diagram relationship.

MIME 350: Extractive Metallurgical Engineering (Undergraduate Core-Course)Dilute solution model (interaction parameter formalism)Electrochemistry, Kinetics of chemical reactionsPhase diagram for ternary and high order systemsExtractive metallurgy (Steelmaking, Cu-, Al-, Mg-, Ti-, Zn-smelting process)

MIME 572: Computational Thermodynamics (Graduate course)Teaching how to use FactSageMaterials design and process optimization project (one project for each student related to his/her thesis related topics) This course is ideal for the Fire-students to take if they come to McGill.