We develop and use unique tools for cross-domain optimization and rely on modern, model-based design methods to provide targeted support for customer-specific component and subsystem models and their functions. We verify our prototypes in our state-of-the-art laboratory facilities, which are equipped with the latest measuring instruments and test systems.
Main Research Topics:
Advanced multi-domain design and optimization for high-performance power converters that push the boundaries of modern converter technologies through innovative design approaches:
- Multi-domain modeling technologies for components and systems with increased accuracy
- Multi-domain and multi-objective optimization technologies for components and systems
- Advanced design platforms to significantly accelerate the development process
- High-performance control algorithms and rapid design and verification approaches
High-precision, multi-domain characterization and modeling of power electronics components and systems, with the goal of developing converters with high power density through multi-criteria optimization, supplemented by advanced features such as:
- Forecasting, Diagnosis, and Parameter Estimation
- In-situ Monitoring and Condition Assessment to Optimize Cost-Effectiveness
- Reliability and availability have a direct impact on overall safety
- 3D System Integration Using Innovative Cooling Technologies
Model-based design for EMC in power electronics enables holistic control of the development process—taking into account the functionality, size, and cost of filters, as well as other factors that influence electromagnetic interference (EMI), including targeted optimizations.
- Simulation and Verification of Conducted EMI up to 100 MHz
- Simulation and Verification of Radiated EMI up to 300 MHz
- Novel EMI modeling techniques, including machine learning approaches
- Valid model extension at the system level
For us, sustainability in power electronics is all about reliability, condition monitoring, and multi-criteria inverter optimization.
- Physics-Based Fault Models for Accurate Prediction of Stress on Power Devices During Inverter Operation
- Further Development of HCM Toward Estimating Remaining Service Life and Self-Healing Approaches
- Advanced multi-criteria inverter optimization—going beyond efficiency, power density, and device technology—for designs that sustainably reduce resource consumption, emissions throughout the entire life cycle, and waste
Packaging and characterization of power devices using heterogeneous integration technologies, as well as comprehensive electrical, thermal, and thermomechanical analysis and testing
- Die-Bonding and Sintering Technologies
- Wirebond-Free Interconnection Technologies
- System-in-Package Solutions Based on Fan-Out Wafer-Level Packaging
- Reliability of Enclosures
Advanced operation and control strategies for the energy transition and electrification support the shift from fossil fuels to renewable energy through the targeted optimization of power electronics systems. The focus is on modular converter architectures in the MW range and DC microgrids, which enable higher system efficiency.
- System Simulations of Interconnected Inverter Systems
- Distributed Control Strategies for Ensuring System Stability
- Advanced Operating Strategies for Reducing Low-Frequency Grid Emissions and Managing Fault Conditions
- Power Hardware-in-the-Loop (PHiL) and machine test benches for emulating renewable energy sources, supplemented by laboratory-scale hardware demonstrators for verifying operating conditions and protection mechanisms
