Redefining the sources of power

1.5 kW High-Frequency LLC Converter

This paper describes the design and implementation of a compact and high-frequency LLC converter with wide input voltage range (from 220 V to 320 V), output power range (from 250 W to 1.5 kW), high efficiency (over 96 % at full power), high power-density (32 kW/dm 3 ) and narrow frequency variations (15 %)…

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Analytical Modelling in Single-Phase and Three-Phase DC/DC LLC Converters

This paper exposes the analysis, modeling and comparison of two different LLC converter configurations: the conventional LLC converter and the Three-Phase Y−Δ LLC converter, which is firstly analyzed in this paper…

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Three-Phase PFC for Aircraft Application with 12kW/dm3 Power Density

Aircraft applications are in continuous need to reduce equipment volume to optimize fuel and weight. Power converters are an essential part of this volume since electric distribution has either AC and DC buses…

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An Industrial Vision of Space Use Qualified Converters

COTS evaluation – COTS qualification – Design of space converter:
Option 1: 3D stacking,
Option 2 : Open frame,
Quality assurance…

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Use of pre-irradiated commercial MOSFET

This article describes the approach used to design a hardened power supply capable of operating to a total gamma irradiation dose of 1Mrad(Si). Pre-irradiation of power MOSFETs proved to be necessary, and the paper also discusses the effects of this treatment…

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