Program IESSS 2022

Tuesday, April 26, 2022

Tuesday, April 26, 2022
09:00

Registration

10:00 – 10:15

Welcome
Dr.-Ing. Andreas Pichler, voestalpine Stahl GmbH

10:15 – 11:00

Next generation electrical traction machines: parametric
optimisation and comparative study
Sigrid Jacobs & Jan Rens, ArcelorMittal

11:00 – 11:45

International Standards for Electrical Steel Sheet – Current status
and new standardization projects
Norbert Brachthäuser, C.D. Wälzholz GmbH & Co. KG

11:45 – 12:15

Electrical steel becoming short in future?
Andreas Böttcher, SMS-group GmbH

12:15 – 13:15

Lunch in the Exhibition Area

Session Steel Grades I
Moderation: Sigrid Jacobs, AcelorMittal

13:15 – 13:40

Application-dependent grain size
Christoph Dahlmann, IEHK RWTH Aachen

13:40 – 14:05

The effect of hot rolling temperature on final microstructure and
magnetic properties of low Si CRNO Steel
Gowthaman Ayyappan, JSW Steel Ltd, Vijayanagar works

14:05 – 14:30

Twin Roll Casting and Rolling of a High Silicon Alloy
Max Müller, IBF RWTH Aachen

14:30 – 15:00

Coffee/Tea-Break in the Exhibition Area

Session Steel Grades II
Moderation: Sigrid Jacobs, ArcelorMittal

15:00 – 15:25

Electromagnetic and mechanical performance evaluation of non-grain
oriented electrical steel for traction motors
José Rogério de Oliveira Júnior, Aperam South America

15:25 – 15:50

Additive manufacturing of electrical steel sheets with screen printing
Inge Lindemann-Geipel, Torsten Mix, Kay Reuter, Thomas
Studnitzky, Thomas Weißgärber, IFAM Fraunhofer

15:50 – 16:20

Coffee/Tea-Break in the Exhibition Area

Session Processing
Moderation: Norbert Brachthäuser, C.D. Wälzholz GmbH & Co. KG

16:20 – 16:45

Modified magnetic properties due to roller leveling of electrical steel
Hannes Alois Weiss, Lifa AG

16:45 – 17:10

Subsequent Annealing of Stamped/Eroded Electrical Steel Sheets:
Relationship between Microstructural and Magnetic Effects
Fabian Hummel, FAU Erlangen-Nürnberg / Audi AG

17:10 – 17:35

Latest Developments of Selfbonding Varnishes for Electrical Steel
Sheets
Christoph Lomoschitz, Axalta Coating Systems Austria GmbH,
Daniel Dunker C.D. Wälzholz GmbH & Co. KG

17:35 – 18:05

R. Bourgeois: A world leader in the manufacturing of magnetic steel circuits rotor and stator assemblies, for the electric motor / generator and transformer industries.
Tony Chauvet, R BOURGEOIS SA

From 18:05

Evening event in the Exhibition Area

Wednesday, April 27, 2022

Wednesday, April 27, 2022
09:00 – 09:30

Design of electrical machines: Models and technical processes
Dr. Andreas Thul, IEM RWTH Aachen

Session Modelling, Simulation & Testing I
Moderation: Lukasz Mierczak, Dr. Brockhaus Messtechnik GmbH

09:30 - 09:55

Cutting-Edge Optical Inspection for Electrical Steel: Multiple-View Systems Open New Opportunities in Quality Control
Christian M. Reidler, Dr. Schenk GmbH Industriemesstechnik

09:55 – 10:20

Influence of monotonic testing methods on the bonding strength of
electrical steel laminates
Carina Kern, voestalpine Stahl GmbH

10:20 – 10:45

Quantitative detection of insulating coatings on electrical sheet with
oil layer measurement systems
Mark Kreso, EMG Automation GmbH

10:45 – 11:15

Coffee/Tea-Break in the Exhibition Area

Session Modelling, Simulation & Testing II
Moderation: Norbert Brachthäuser, C.D. Wälzholz GmbH & Co. KG

11:15 – 11:40

Microstructure characterization and investigation of mechanical and
magnetic properties of electrical steels
Marek Smaga, Institute of Materials Science and Engineering TU Kaiserslautern

11:40 – 12:05

Ensuring highest quality standards in electrical steel production combining 2D & 3D inspection technology for surface defects and waviness recognition
Dr. Simone Weigelt, ISRA VISION PARSYTEC AG

12:05 – 12:30

Measurement technologies for comprehensive magnetic
characterisation of electrical steel sheets used in automotive
applications
Lukasz Mierczak, Dr. Brockhaus Messtechnik GmbH

12:30 – 12:55

A Novel Experimental Approach for Static Hysteresis Modelling of
Electrical Steels for Energy Loss Analysis
Hamed Bahmani, Durham University

12:55 – 13:55

Lunch in the Exhibition Area

Session Modelling, Simulation & Testing III
Moderation: Univ.-Prof. Dr.-Ing. Ulrich Krupp, IEHK Institut für Eisenhüttenkunde - RWTH Aachen University

13:55 – 14:20

Influence of control mode and rolling direction on fatigue life of non-oriented electrical steel sheets
Albin Gottwalt, Werkstoff- und Oberflächentechnik TH Ingolstadt

14:20 - 14:45

Influence of deformation, orientation and interfaces on the magnetic properties and local domain structure of electrical steel on a grain size scale
Martin Heller, IMM RWTH Aachen
Nora Leuning, IEM RWTH Aachen

14:45 – 15:10

Numerical simulation of thin electrical steel sheets with respect to the
orthotropic elastic-plastic material properties
Paul Kubaschinski, Kompetenzfeld Werkstoff- und Oberflächentechnik, TH Ingolstadt

15:10 – 15:35

Higher-strength low-loss electrical steels impact on rare-earth
permanent magnet volume reduction in electric traction motors
Lode Vandenbossche, ArcelorMittal

15:35

Closing Remarks
Univ.-Prof. Dr.-Ing. Ulrich Krupp, IEHK Institut für Eisenhüttenkunde - RWTH Aachen University