Exploring advanced manufacturing techniques for next-generation compact inductive components

Host

DAN

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Client & task

Seven Games Company

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Objectives

Power converters for high-power and high-frequency applications increasingly demand inductors and transformers that are smaller, lighter, and more thermally robust. Achieving such compactness requires a departure from conventional manufacturing techniques. Emerging fabrication methods—such as 3D printing of magnetic structures, PCB-embedded windings, multi-layer planar inductors, and additive manufacturing—offer new opportunities to tailor component geometry, improve thermal integration, reduce parasitics, and enhance performance in ways not possible with traditional winding and core geometries.
However, these techniques introduce non-standard material behaviours, anisotropy, high-frequency parasitics, and reliability challenges. To unlock their full potential, a rigorous assessment of electromagnetic, thermal, mechanical, and manufacturability trade-offs is required. This project provides that foundation, enabling the next generation of ultra-high power-density inductors for multi-MW converters.

Objectives 1

Assess various manufacturing methods (3D printing, embedded magnetics, PCB windings, flat inductors) for magnetic and electrical properties (resistance, HF parasitics, permeability, saturation, anisotropy).

Objectives 2

Investigate new inductor designs with multi-objective optimization considering cost, manufacturability, HF losses, power density, parasitic properties, reliability, and partial discharge in multi-megawatt, HF settings.

Objectives 3

Create high-power-density inductive components using optimal techniques, focusing on integration with multi-megawatt converters, busbar interconnections, and thermal management (air and liquid cooling).

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Expected Results

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19.7%
New ultra-high power-density inductive components realized using optimised manufacturing methods for high frequency multi-megawatt power converters.

Sed fringilla gravida lorem, id rhoncus justo egestas sed. Nulla sagittis vel ante sit amet neque non tellus interdum tincidunt eget eu odio. Awesome!

- Brian Green, CEO of Seven Games

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