APEC 2024

Come and visit our experts at APEC! Are you curious about what we will be presenting? Find out more about our exhibits below!

Our researchers, together with our colleagues from Fraunhofer IMS and IISB, will present the following topics at APEC in June:

  • PowerCare 
  • Thermal digital twin for power electronics

Saving megatons of greenhouse gas emissions in industry and mobility every year through intelligent power electronics with innovative gallium nitride semiconductors in motor control units?

In order to achieve independence from fossil fuels and switch to renewable energy sources, production and mobility must be extensively electrified. This increases the need for compact, energy-efficient and reliable power electronics. In the PowerCare project, innovative vertical gallium nitride power semiconductors and real-time-capable failure models are being developed and used in a motor drive. PowerCare is pursuing a new approach in the monitoring concept through a miniaturized motor controller with integrated AI failure prediction. The project thus lays the foundation for the next evolutionary stage of intelligent, sustainable power modules.

 

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Thermal digital twins are simulation models running in parallel of a physical system, with its parameters dynamically updated through the lifetime based on real-time measurements ensuring optimal accuracy.

Our thermal digital twins model the thermal behaviour of power modules to estimate its temperature and overall state of health. By measuring a limited number of temperatures at selected points within a power module, a comprehensive equivalent thermal model is established. This model is then used to accurately estimate transistors’ temperatures and asses their level of degradation.

Our technology allows you to get more power and less down-time out of your hardware:

  • Online ageing monitoring by continuously monitoring the degradation through the thermal system during online operation to avoid downtimes.
  • Optimised maintenance planning enabled by remaining useful lifetime estimation.
  • PQ-power curve extension thanks to the accurate junction temperature estimation enabling design margin reduction.
  • Reduced manufacturing costs and footprint allowed by minimizing  design margins.
  • Optimised thermal management implemented by dynamic control of the active cooling system

More Info

 

APEC

The Applied Power Electronics Conference (APEC) focuses on the practical and applied aspects of the power electronics industry.

Fraunhofer ISIT
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