Stahlinstitut VDEh https://vdeh.de/en/steel-academy/seminars/programme/ – 02.12.2022

Programme and Registration

Programme and Registration

+++ please note our respective seminar format - online, present or hybrid +++

February01

Electrical Engineering of Arc Furnaces

- online -

Feb 1st, 2023 – Feb 3rd, 2023seminar in english

- Role and importance of the EAF in hydrogen concepts
- Physics of furnace arcs
- Equivalent circuit diagram of AC-furnaces
- Short circuit and operating reactance
- Circle diagram of AC-furnaces
- Design of the high-current system for AC-furnaces
- Electrical layout of AC-furnaces
- Energy balance of the EAF
- Melting of DRI and HBI in the EAF
- Energetic modelling of the EAF process
- Closed loop power control of AC-furnaces
- Power supply for Electric Arc Furnaces
- Electric principles of DC-furnaces
- Which one is better? Comparison AC - DC

more information

February14

Iron Ores

- online -

Feb 14th, 2023 – Feb 15th, 2023seminar in english

• Types, characteristics and chemical compositions of iron ores
• Resources and deposits of iron ores
• Thermodynamics and kinetic fundamentals of iron ore reduction
• Sintering of iron ores
• Pelletizing of iron ores
• The blast furnace process
• Various blast furnace operations modes round the world
• Iron ores for direct reduction and hydrogen-based reduction

more information

February22

Ironmaking, Part I: Basic Course

- online -

Feb 22nd, 2023 – Feb 23rd, 2023seminar in english

• Crash course: Materials chemistry
• Blast furnace layout
• Resources, types and characteristics of iron ores
• Agglomeration of fines: Sintering and pelletizing
• Cokemaking and requirements on coke
• Chemical and physical processes in the blast furnace
• Application of reducing agents
• Blast furnace performance

more information

March07

Hydrogen-based reduction of iron ores

- online -

Mar 7th, 2023 – Mar 8th, 2023seminar in english

• CO2-emissions and their mitigation in the steel industry
• History, developments and processes of direct reduction
• Thermodynamics and kinetics of hydrogen-based reduction
• Injection of carbon-hydrogen carriers into the blast furnace
• Iron ores for hydrogen-based direct reduction
• Hydrogen-based direct reduction with Midrex
• Hydrogen-based direct reduction with HyL/Energiron
• SteelmakingI in the EAF or in the SAF plus converter?
• Refractory material for DR plants / Hydrogen and refractories
• Hydrogen-based direct steelmaking with hydrogen plasma

more information

March14

Ironmaking, Part II: Advanced Course

- online -

Mar 14th, 2023 – Mar 15th, 2023seminar in english

• Operational practices and challenges
• Hearth and deadman dynamics
• Modelling and simulation
• Injection of carbon-hydrogen carriers into the BF
• Various BF operation modes round the world
• Energy network in integrated iron and steel works
• Quality and use of blast furnace slags
• Environmental protection
• Natural gas- and hydrogen-based direct reduction

more information

April24

Refractory Technology - Refractory Materials and Slags in Metallurgy

- online -

Apr 24th, 2023 – Apr 26th, 2023seminar in english

Content:
Basics on chemical and mineralogical composition of refractory material and slag | Testing and evaluation of refractory materials in the laboratory | Synthetic alumina raw material and high alumina cement | Insulating materials for the steel industry | The world of monolithics | Machines for processing and delivering refractory concretes and sprayable refractories | Basic bricks for the steel industry | Blast furnace slag and refractory material | Converter slag and refractory material in the oxygen blowing process | Ladle slag and refractory material in secondary metallurgy | Limestone minerals, lime and dolime and their use in the Iron and Steelmaking

more information