Person

Dr.-Ing.

Johannes Lohmar

Senior Engineer - Flat & Long Products, Materials Modelling

Institute of Metal Forming

Address

Room: 101

Intzestraße 10

52072 Aachen

Contact

workPhone
Phone: +49 241 80 95934
Fax: +49 241 80 92234
 

Publications

Title Author(s)
Improving the thickness accuracy of cold rolled narrow strip by piezoelectric roll gap control at high rolling speed
Journal Article (2018)
Stockert, Sven Matthias
Wehr, Matthias Ludwig
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Abel, Dirk
Untersuchungen zur inversen Identifikation der Parameter von Materialmodellen für das Grobblechwalzen
Book, Dissertation / PhD Thesis (2018)
Lohmar, Johannes
Flatness characterisation of hot plates for plate levelling
Contribution to a book, Contribution to a conference proceedings (2017)
Laugwitz, Marvin
Seuren, Simon
Jochum, M.
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Development of levelling strategies for heavy plates via controlled FE models
Contribution to a book, Contribution to a conference proceedings (2017)
Laugwitz, Marvin
Seuren, Simon
Jochum, Martin
Hojda, Stephan
Lohmar, Johannes
et al.
Investigations on Springback in High Manganese TWIP-Steels using U-Profile Draw Bending
Contribution to a book, Contribution to a conference proceedings (2017)
Quadfasel, Angela
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Assessment of Flat Rolling Theories for the Use in a Model-Based Controller for High-Precision Rolling Applications
Contribution to a book, Contribution to a conference proceedings (2017)
Stockert, Sven Matthias
Wehr, Matthias Ludwig
Lohmar, Johannes
Abel, Dirk
Hirt, Gerhard Kurt Peter
Influence of transient strain rates on material flow stress and microstructure evolution
Contribution to a book, Contribution to a conference proceedings (2017)
Dierdorf, Jens
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Model for texture evolution in cold rolling of 2.4 wt.-% Si non-oriented electrical steel
Contribution to a book, Contribution to a conference proceedings (2017)
Wei, Xuefei
Hojda, Stephan
Dierdorf, Jens
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Investigation of Springback of High Manganese TWIP-Steels Using Three-Point-Bending
Contribution to a book, Contribution to a conference proceedings (2016)
Quadfasel, Angela
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Investigation on Hardening and Softening Behavior of Steel after Rapid Strain Rate Changes
Contribution to a book, Journal Article (2016)
Dierdorf, Jens
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Extended Conical Tube-Upsetting Test to Investigate the Evolution of Friction Conditions
Contribution to a book, Contribution to a conference proceedings, Journal Article (2016)
Teller, Marco
Klubakov, Alexej
Franzke, Martin
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Precise Prediction of Microstructure Properties with Minimal Experimental Effort for the Nickel-Base Alloy Inconel 718
Contribution to a book, Contribution to a conference proceedings (2016)
Krämer, Alexander
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Development of a Laser Triangulation Gauge for High Precision Strip Thickness Control
Contribution to a book, Contribution to a conference proceedings (2016)
Stockert, Sven
Wehr, Matthias
Lohmar, Johannes
Hirt, Gerhard Kurt Peter
Abel, Dirk
Crystal plasticity finite element analysis of texture evolution during could rolling of a non-oriented electrical steel
Contribution to a book, Contribution to a conference proceedings (2016)
Wei, Xuefei
Hojda, Stephan
Dierdorf, Jens
Lohmar, Johannes
Hirt, Gerhard
A New FE-Model for the Investigation of Bond Formation and Failure in Roll Bonding Processes
Contribution to a book, Contribution to a conference proceedings, Journal Article (2016)
Pietryga, Michael P.
Lohmar, Johannes
Hirt, Gerhard
Using Data Sampling and Inverse Optimization for the Reduction of the Experimental Effort in the Characterization of Hot Working Behaviour for a Case Hardening Steel
Contribution to a book, Contribution to a conference proceedings (2015)
Krämer, Alexander M.
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard Kurt Peter
The inverse determination of material parameters for hot plate rolling exclusively from rolling mill data
Contribution to a book, Contribution to a conference proceedings (2015)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Seuren, Simon
A new method to determine isothermal flow curves for integrated process and microstructural simulation in metal forming
Journal Article (2013)
Xiong, Wei
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Using data sampling and inverse optimization for the reduction of the experimental effort in the characterization of hot working behavior for a case hardening steel
Journal Article (2015)
Krämer, Alexander
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Materials modelling in industrial bulk metal forming processes and process chains
Journal Article (2015)
Hirt, Gerhard
Bambach, Markus
Lohmar, Johannes
Güvenc, Onur
Henke, Thomas
et al.
Fast and Accurate Force Prediction for High Quality Heavy Plates by A State Of The Art Rolling Model Calibrated From Mill Data via Inverse Techniques
Contribution to a conference proceedings (2014)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard Kurt Peter
Kiefer, T.
Kotliba, D.
et al.
The Precise Prediction of Rolling Forces in Heavy Plate Rolling Based on Inverse Modeling Techniques
Journal Article (2014)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Kiefer, Thomas
Kotliba, Daniel
Comparison of Semi-empirical and Dislocation Density based Material Equations for Fast Modeling of Multistage Hot Working of Steel
Contribution to a book, Contribution to a conference proceedings (2014)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Process and materials modelling in incremental bulk metal forming
Contribution to a book, Contribution to a conference proceedings (2014)
Hirt, Gerhard Kurt Peter
Lohmar, Johannes
Rosenstock, Dirk
Seitz, Joachim Friedhelm
Design and application of an advanced fast rolling model with through thickness resolution for heavy plate rolling
Contribution to a conference proceedings (2014)
Lohmar, Johannes
Seuren, Simon
Bambach, Markus
Hirt, Gerhard
Inverse Modeling Techniques for the Precise Prediction of Rolling Forces and Torques in Heavy Plate Rolling
Contribution to a book, Contribution to a conference proceedings (2013)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard Kurt Peter
Kiefer, Thomas
Kotliba, Daniel
Influence of Different Interpolation Techniques on the Determination of the Critical Conditions for the Onset of Dynamic Recrystallisation
Contribution to a book, Journal Article (2013)
Lohmar, Johannes
Bambach, Markus
Inverse modeling techniques for the precisxe prediction of rolling forces and torques in heavy plate rolling
Contribution to a conference proceedings (2013)
Lohmar, Johannes
Bambach, Markus
Hirt, Gerhard
Kiefer, Thomas
Kotliba, Daniel
Recent developments in modeling of hot rolling processes: Part I - Fundamentals
Contribution to a book, Contribution to a conference proceedings (2013)
Hirt, Gerhard
Bambach, Markus
Seuren, Simon
Henke, Thomas
Lohmar, Johannes
Recent developments in modeling of hot rolling processes: Part II - Applications
Contribution to a book, Contribution to a conference proceedings (2013)
Hirt, Gerhard
Bambach, Markus
Seuren, Simon
Henke, Thomas
Lohmar, Johannes
Influence of Microstructure Representation on Flow Stress and Grain Size Prediction in Through-Process Modeling of AA5182 Sheet Production
Journal Article (2013)
Lohmar, Johannes
Bambach, Markus
Karhausen, Kai-Friedrich