Materials Engineering – Kỹ thuật vật liệu VÀ Giới thiệu về luyện kim – Introduction to Metallurgy

Tháng Tư 20, 2007 — luyenkim

Chương	Nội dung
Chapter01	Materials for Engineering
Chapter02	Atomic Bonding
Chapter03	Crystalline Structure – Perfection
Chapter04	Crystal Defect and Noncrystalline Structure – Imperfection
Chapter05	Diffusion
Chapter06	Mechanical Behavior
Chapter07	Thermal Behavior
Chapter08	Failure Analysis and Prevention
Chapter09	Phase Diagrams
Chapter10	Kinetics – Heat Treatment
Chapter11	Metals
Chapter12	Ceramics and Glasses
Chapter13	Polymers
Chapter14	Composites
Chapter15	Electrical Behavior
Chapter16	Optical Behavior
Chapter17	Semiconductor Materials
Chapter18	Magnetic Materials
Chapter19	Environmental Degradation
Chapter20	Materials Selection

Course Outline of ‘Introduction to Metallurgy’

(Hyperlink provided to the selected topics)

Introductory Lecture (Historical Perspective)

(Different Components: Chemical, Mechanical, Physical Metallurgy, Synergy between the Industry and Science of Metallurgy)

Atomic Structure of the material

(Nuclei Structure , Radioactivity , Periodic Table , Quantum Mechanics , Schrodinger Equation and derived atomic structure , Atom size and electro negativity)

Molecular Structure and concept of bonding

(Interatomic forces, Ionic, Covalent and Metallic Bonding)

Heat and Energy Balance to the Metallurgical Systems)

(Thermodynamics, Defination of State and System .Extensive and Intensive

Properties, Definition of Enthalpy, Entropy and Free Energies, Concept of

Chemical Equilibrium, Ellingham Diagram, Concept of Standard States,

Activity, Solutions, Ideal Solutions, Non Ideal Solutions, Roults Law,

Refractories and their properties, Few Examples of real systems explaining the

Application of Thermodynamics. slag-metal-gas equilibria for known Ferrous

and non-ferrous processes)

Reaction Kinetics

(Law of mass action, Arrhenius Equation, Order of Reactions,

Homogeneous/Nonhomogeneous Reactions, Order of Reactions, Diffusion in

Solids, Ficks law of Diffusion, Steady Diffusion, Pseudo Steady Diffusion,

Diffusion thru porous solid, concept of boundary layer and convective mass

Transfer in fluids, Gas-Liquid and Liquid-liquid reactions, and mass transfer vs.

Chemical reaction control, Kinetic steps of a process and determining rate

Limiting step, Phase Transformation feasibility concepts, Nucleation and growth

Kinetics, Phase Transformation in Steels, Fe-C Phase diagram, CCT, TTT

Diagram, Solidification, Glass Transition, Recovery, Recrystallisation and

Grain Growth)

Concept of Furnace and reactor design

(Types of Furnaces, Examples of Material and Heat balance of the known processes. Heat Transfer concepts like conduction, convection and radiation, Short overview of fluid mechanics concepts like viscosity, heat exchanger designs, Flow characterization, macroscopic mechanical energy balance (Bernoulli equation)

Extraction of Metals

( Natural availability of minerals , beneficiation and concentration , Extraction of tin , lead , copper and nickel , Fundamentals of Electrochemical Extraction and Refining and its application for extracting aluminium , magnesium , calcium and alkali metals , Metallothermic extraction of Magnesium , Titanium , Uranium , Tungston , Molybdenum and other refractory metals)

Iron and Steelmaking

(Iron making Blast furnace , Reaction chemistry in the blast furnaces , Recent Developments in Blast furnaces , Chemistry of Steelmaking , LD/BOF Steelmaking Process , Kinetics of Steelmaking Process , Production of Ferro alloys and deoxidation of steels , Thermodynamics of slag metal reactions , Kinetics of slag metal reactions, Process Analysis and Control , Instrumentation and control , Optimization and supply chain management , Emerging Technologies for Iron and Steelmaking , Latest Steelmaking Technologies , A vision of the future Steel Industry , Solidification of Steel castings , Constitutional supercooling and dendrite formation . Ingot casting and Continious casting , Sustainable steelmaking paradigms for growth in coming future , Recent developments in Steelmaking and Casting , Types of castings like bloom , billets slabs etc . Mould preparation and placement of runner, riser and chills, Single crystal growth)

Alloys

(Solid solution, Interstial solution, Thermodynamics of solid solutions, Free

Energy estimation as a function of temperature and composition, lever rule to

Estimate equilibrium phase proportion, Long range order and short range order

Solid solutions)

Phase Diagrams

(Free energy of system, Partial and complete miscibility in solid state, Phase rule

, Single component and multicomponent system, Determination of phase

diagrams by cooling curves (direct/inverse) and dialatometric curves, Eutectic,

Eutectoid, peritectic and peritectoid reactions, Some typical phase diagrams like

MgO-Al2O3 system, Fe-C system, Cu-Zn system, micro structural changes

during phase changes, Zone refining .Gas metal reactions, concept of chemical

potential, Ternary Phase diagram, Example of CaO-FeO-SiO2 and CaO-Al2O3-

SiO2 systems.

Structure of Solids

(Crystalline and the noncrystalline states, covalent solids, FCC, BCC and DC

packing and packing efficiency, type of voids, Structure of silica and Silicate

compounds, Polymers their structure and classification)

Periodicity in metal crystals

( Bravais lattices, space lattices and crystal structures, miller indices for crystal

direction and planes, Material Characterisation, Materials Characterisation

Techniques, X-ray Diffraction, Bragg’s law, Electron Microscopy , Field ion

microscopy, Crystal imperfections, Dislocations, type of dislocations, burger

vector, low angle and high angle tilt boundaries, stacking fault)

Brief overview of Mechanical Metallurgy

(Elastic and Plastic Behavior, Stress and Strain, theory of plasticity,

deformation of single crystals, dislocation theory, strengthening Mechanisms,

fracture, Various mechanical testings like tensile, hardness, fracture, fatigue

and creep, Concepts of Metalworking, rolling forging and extrusion)

Physical metallurgy and heat treatment of steels.

Brief overview of oxidation and corrosion.

Brief overview of conductors, resistors ,semiconductors and magnetic materials.

Brief overview about mathematical modeling of material processing , List of computer Programming like Fortran , C , Java , Mat lab , Computational Fluid Dynamics (CFD) etc . Examples of their application to model the metallurgical process, one or two real life applications.

Automation Control in Mineral and Metal Processing, Examples of automation done in Steel Industry.

Powder processing of materials.

Recent advances like nano materials, biomaterials, carbon nanotubes, fiber optics etc.

Text Books referred:

An Introduction to Metallurgy , Second Edition ,Sir Alan Cottrell (Key text book)
Materials Science and Engineering, a first course, V Raghavan.
Principles of Extractive Metallurgy, H. S. Ray and A. Ghosh.
Principles of Extractive Metallurgy , Second Edition , Terkel Rosenqvist
Mechanical Metallurgy, George E. Dieter and David Bacon.

Online Resources :

1. General informations on Material Science/ metallurgy

http://www.matter.org.uk/

2. Materials Science on CD-ROM .

http://www.matter.org.uk/matscicdrom/

3. Steelmatter

http://www.matter.org.uk/steelmatter/

4. Steel University (Most interesting feature is Virtual Steelmaking

And Testing)

http://www.steeluniversity.org/

5. How Steel is made : information by british steel

http://www.uksteel.org.uk/stmake.htm