Klaus Roppert

Activities

Activities per year 2017 2022 2023 2024 2025

• 33 Talk at conference or symposium
• 15 Poster presentation
• 8 Conference or symposium (Participation in/Organisation of)
• 2 Workshop, seminar or course (Participation in/Organisation of)
• 4 More
  • 2 Talk at workshop, seminar or course
  • 1 Public lecture or debate
  • 1 Research at external institution

Activities per year

Search results

• Implementation of an Edge-Based H-Formulation in the Nonlinear/Hysteretic Magnetostatic Case

  Domenig, L. D. (Speaker), Roppert, K. (Speaker) & Kaltenbacher, M. (Speaker)

  8 Apr 2025 → 11 Apr 2025

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Extracting Lumped-Element Parameters from a Finite-Element Three-Phase Transformer Model -- A Practical Approach

  Sauseng, A. (Speaker), Kaltenbacher, M. (Contributor) & Roppert, K. (Contributor)

  8 Apr 2025 → 11 Apr 2025

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Network-Based Transformer Models A Transient Analysis

  Sauseng, A. (Speaker), Reinbacher-Köstinger, A. (Contributor), Hamberger, P. (Contributor), Kaltenbacher, M. (Contributor) & Roppert, K. (Contributor)

  6 Dec 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Macroscopic Inline Determination of Nonlinear Material Parameters for Rod Material

  Sauseng, A. (Speaker), Raninger, P. (Contributor), Kaltenbacher, M. (Contributor) & Roppert, K. (Contributor)

  18 Sept 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• A Method to Evaluate the Hysteresis Loss in Permanent Magnet Synchronous Machines

  Domenig, L. D. (Speaker), Roppert, K. (Speaker), De Gersem, H. (Speaker) & Kaltenbacher, M. (Speaker)

  18 Sept 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Surrogate-Based Optimization of SMT Inductors

  Riener, C. M. (Speaker), Reinbacher-Köstinger, A. (Contributor), Bauernfeind, T. (Contributor), Kvasnicka, S. (Contributor), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  3 Jun 2024

  Activity: Talk or presentation › Poster presentation › Science to science

• A Hysteretic Finite Element Model for the Identification of Magnetic Material Properties

  Domenig, L. D. (Speaker), Raninger, P. (Speaker), Kaltenbacher, M. (Speaker) & Roppert, K. (Speaker)

  13 Jun 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Model Order Reduction Approach for PCB Structures based on Semi-discretized Darwin Model using FEM

  Kvasnicka, S. (Speaker), Roppert, K. (Contributor), Riener, C. M. (Contributor), Bauernfeind, T. (Contributor) & Kaltenbacher, M. (Contributor)

  21 May 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• On the regularized H-field approach for nonlinear magnetostatics

  Egger, H. (Speaker), Engertsberger, F. (Contributor) & Roppert, K. (Contributor)

  7 Mar 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Transformer Modeling - Finite Elements vs. Lumped Elements

  Sauseng, A. (Speaker), Domenig, L. D. (Contributor), Kaltenbacher, M. (Contributor) & Roppert, K. (Contributor)

  13 Jun 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Using the Darwin Approximation for Equivalent Circuit Parameter Extraction with Frequency-dependent Linear Materials

  Roppert, K. (Contributor), Kvasnicka, S. (Speaker), Hatab, M. (Contributor) & Bauernfeind, T. (Contributor)

  21 May 2024

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Paris-Saclay University

  Roppert, K. (Visitor)

  13 May 2024 → 24 May 2024

  Activity: Visiting an external academic institution › Research at external institution

• The Method of Harmonic Balance for Network-Based Transformer Models

  Sauseng, A. (Speaker), Roppert, K. (Contributor), Reinbacher-Köstinger, A. (Contributor), Hamberger, P. (Contributor) & Kaltenbacher, M. (Contributor)

  12 Sept 2023 → 15 Sept 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to public

• Design Optimization of a Sensor-Actuator System to Determine Local Variations of Magnetic Permeability

  Reinbacher-Köstinger, A. (Speaker), Gschwentner, A. (Contributor), Roppert, K. (Contributor), Museljic, E. (Contributor) & Kaltenbacher, M. (Contributor)

  24 May 2023

  Activity: Talk or presentation › Poster presentation › Science to science

• Modelling of rotational losses for magnetic steel sheets through micromagnetism

  Ducevic, A. (Speaker), Roppert, K. (Contributor), Kaltenbacher, M. (Contributor) & Suess, D. (Contributor)

  27 Aug 2023 → 1 Sept 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Efficient 3D Finite Element Scheme for Solving Electromagnetic Field Problems Considering Vector Hysteresis

  Roppert, K. (Speaker), Domenig, L. D. (Contributor), Sauseng, A. (Contributor), Gschwentner, A. (Contributor) & Kaltenbacher, M. (Contributor)

  2 Mar 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Broadband Modeling and Simulation of DC-Biased SMT Components in EMI Filters

  Riener, C. M. (Speaker), Bauernfeind, T. (Contributor), Kvasnicka, S. (Contributor), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  25 May 2023

  Activity: Talk or presentation › Poster presentation › Science to science

• 11th International Conference on Computational Electromagnetics

  Roppert, K. (Participant)

  12 Apr 2023

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)

• Comparison of a quasi Newton method using Broyden's update formula and an adjoint method for determining local magnetic material properties of electrical steel sheets

  Gschwentner, A. (Speaker), Kaltenbacher, M. (Contributor), Kaltenbacher, B. (Contributor) & Roppert, K. (Contributor)

  17 Sept 2023 → 20 Sept 2023

  Activity: Talk or presentation › Poster presentation › Science to science

• Determination of (non-)linear local Material Properties using an Inverse Scheme

  Gschwentner, A. (Speaker), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  5 Jul 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• SIAM Conference on Computational Science and Engineering

  Roppert, K. (Participant)

  2 Mar 2023

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)

• Identification of Parameters to correctly adapt Energy- Based Hysteresis Models regarding Rotational Losses

  Domenig, L. D. (Speaker), Roppert, K. (Contributor), Gschwentner, A. (Contributor), Sauseng, A. (Contributor) & Kaltenbacher, M. (Contributor)

  2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Broadband 3D Modeling and Simulation of DC-Biased SMT Ferrite Beads for EMI Filters

  Riener, C. M. (Speaker), Bauernfeind, T. (Contributor), Roppert, K. (Contributor), Kvasnicka, S. (Contributor), Auinger, B. (Contributor) & Kaltenbacher, M. (Contributor)

  4 Sept 2023 → 8 Sept 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Determination of the Reversible and Irreversible Magnetic Field based on Rotational Single Sheet Measurements

  Roppert, K. (Speaker), Domenig, L. D. (Contributor), Gschwentner, A. (Contributor), Sauseng, A. (Contributor) & Kaltenbacher, M. (Contributor)

  12 Apr 2023

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Measurement Setups and Parameter Identification

  Roppert, K. (Speaker)

  21 Sept 2022 → 23 Sept 2022

  Activity: Talk or presentation › Talk at workshop, seminar or course › Science to science

• IGTE PhD Workshop on Magnetic Material Modeling

  Belahcen, A. (Organiser), Kaltenbacher, M. (Organiser) & Roppert, K. (Organiser)

  21 Sept 2022 → 23 Sept 2022

  Activity: Participation in or organisation of › Workshop, seminar or course (Participation in/Organisation of)

• 20th Biennial IEEE Conference on Electromagnetic Field Computation

  Roppert, K. (Participant)

  24 Oct 2022 → 26 Oct 2022

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)

• Integrated Computational Materials, Process and Product Engineering

  Roppert, K. (Participant)

  5 May 2022 → 6 May 2022

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)

• openCFS Developer Workshop

  Roppert, K. (Organiser)

  9 Feb 2022 → 11 Feb 2022

  Activity: Participation in or organisation of › Workshop, seminar or course (Participation in/Organisation of)

• Investigating voltage excitation of the Darwin model via the prescription of terminal scalar potentials

  Roppert, K. (Speaker), Kvasnicka, S. (Contributor), Riener, C. M. (Contributor), Bauernfeind, T. (Contributor) & Kaltenbacher, M. (Contributor)

  16 Jan 2022 → 20 Jan 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Model order reduction techniques for linear differential-algebraic equations applied to semi-discretized eddy current model

  Kvasnicka, S. (Speaker), Roppert, K. (Contributor), Riener, C. M. (Contributor), Bauernfeind, T. (Contributor) & Kaltenbacher, M. (Contributor)

  24 Oct 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• Introducing openCFS

  Roppert, K. (Speaker)

  15 Jan 2022

  Activity: Talk or presentation › Talk at workshop, seminar or course › Science to science

• How to use Coreform Cubit and Python scripting to perform a refinement study (with openCFS)

  Roppert, K. (Speaker)

  14 Jan 2022

  Activity: Talk or presentation › Public lecture or debate › Science to public

• Model reduction of linear eddy current problems using differential-algebraic equation systems

  Kvasnicka, S. (Speaker), Roppert, K. (Contributor), Riener, C. M. (Contributor), Bauernfeind, T. (Contributor) & Kaltenbacher, M. (Contributor)

  20 Sept 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• Model Reduction of Differential-algebraic Equation systems Using Constructed Spectral Projectors

  Kvasnicka, S. (Speaker), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  25 Oct 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• Harmonic quasi-stationary modeling of coaxial cable impedance via Darwin approximation

  Roppert, K. (Speaker), Bauer, S. M. (Contributor), Kvasnicka, S. (Contributor), Türk, C. (Contributor) & Kaltenbacher, M. (Contributor)

  16 Jan 2022 → 22 Jan 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Numerical investigations of tapering strategies for coaxial to microstrip line interfaces

  Kolm, M. (Contributor), Riener, C. M. (Contributor), Kvasnicka, S. (Contributor), Roppert, K. (Contributor), Hackl, H. (Contributor) & Bauernfeind, T. (Speaker)

  20 Sept 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• An Efficient and Robust Quasi-Newton Method for 3D Magnetic Vector Hysteresis using the Reduced Magnetic Scalar Potential

  Domenig, L. D. (Speaker), Sauseng, A. (Contributor), Roppert, K. (Contributor), Gschwentner, A. (Contributor) & Kaltenbacher, M. (Contributor)

  18 Sept 2022 → 21 Sept 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• 20th International IGTE Symposium on Computational Methods in Electromagnetics and Multiphysics

  Roppert, K. (Participant)

  18 Sept 2022 → 21 Sept 2022

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)

• Adaptions of the Energy-Based Hysteresis Model for correct Rotational Losses

  Roppert, K. (Speaker), Sauseng, A. (Contributor), Domenig, L. D. (Contributor) & Kaltenbacher, M. (Contributor)

  24 Oct 2022 → 26 Oct 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Extension of Energy-Based Vector Hysteresis to 3D

  Roppert, K. (Speaker), Sauseng, A. (Contributor), Domenig, L. D. (Contributor), Gschwentner, A. (Contributor) & Kaltenbacher, M. (Contributor)

  18 Sept 2022 → 21 Sept 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Material modeling of DC-biased SMT ferrite beads for EMI filters

  Riener, C. M. (Speaker), Bauernfeind, T. (Contributor), Kvasnicka, S. (Contributor), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  20 Sept 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• Application of FFT-PEEC Method to Grounded Coplanar Waveguide Structures and Surface Mounted Multi-Layer Ceramic Capacitors

  Riener, C. M. (Speaker), Bauernfeind, T. (Contributor), Torchio, R. (Contributor), Roppert, K. (Contributor), Kvasnicka, S. (Contributor), Baumgartner, P. (Contributor) & Kaltenbacher, M. (Contributor)

  16 Jan 2022 → 20 Jan 2022

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Comparing Two Topology Transformer Hysteresis Models with Power Transformers

  Albert, D. (Speaker), Domenig, L. D. (Contributor), Maletic, D. (Contributor), Reinbacher-Köstinger, A. (Contributor), Roppert, K. (Contributor) & Renner, H. (Contributor)

  16 Jan 2022

  Activity: Talk or presentation › Poster presentation › Science to science

• Aero-vibroacoustic formulation based on the perturbed convective wave equation

  Maurerlehner, P. (Speaker), Schoder, S. (Speaker), Freidhager, C. (Speaker), Roppert, K. (Speaker) & Kaltenbacher, M. (Speaker)

  2021

  Activity: Talk or presentation › Poster presentation › Science to science

• Numerical Simulation of Multiphysical Problems

  Roppert, K. (Speaker)

  25 Feb 2021

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• 3D Modelling of Inductive and Capacitive Coupling Between Surface-Mounted Multi-Layer-Capacitors

  Riener, C. M. (Speaker), Bauernfeind, T. (Contributor), Baumgartner, P. (Contributor), Hackl, H. (Contributor), Ibel, M. G. (Contributor), Kvasnicka, S. (Contributor), Prestros, R. (Contributor), Roppert, K. (Contributor) & Kaltenbacher, M. (Contributor)

  6 Jul 2021

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Nonconforming Interfaces Of Nitsche Type For Edge Elements

  Roppert, K. (Speaker), Kaltenbacher, M. (Contributor) & Toth, F. (Contributor)

  16 Nov 2020 → 20 Nov 2020

  Activity: Talk or presentation › Talk at conference or symposium › Science to science

• Moving Non-Conforming Nitsche-Type Interfaces for the Eddy Current Problem

  Roppert, K. (Speaker) & Kaltenbacher, M. (Speaker)

  20 Sept 2020

  Activity: Talk or presentation › Poster presentation › Science to science

• The 19th Biennial IEEE Conference on Electromagnetic Field Computation

  Roppert, K. (Participant)

  2020

  Activity: Participation in or organisation of › Conference or symposium (Participation in/Organisation of)