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US 2023/0418359 A1Published application
Inductor coils and transformer coils with optimal high energy storage locations
OwnerL. Pierre de Rochemontinventor
Life of this patent
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Abstract
Inductor Coils and Transformer Coils with Optimal High Energy Storage Locations.
Claims21
An inductor coil or transformer coils that form low loss inductors and low loss transformers comprise magnetic core materials that have maximal permeability and minimal magnetic core losses by further comprising high energy density electroceramic members that:
- minimize Eddy current losses by consisting of any one or all of the flowing atomic elements:
- nickel (Ni), cobalt (Co), zinc (Zn), copper (Cu) titanium (Ti), or chromium (Cr);
- minimize hysteresis losses by additionally consisting of any one or all of the following atomic elements:
- lead (Pb), strontium (Sr) and magnesium (Mg);
- minimize residual magnetic loss by additionally having a microstructure with a uniform grain size distribution not greater than 7 μm, preferably a uniform grain size distribution in the range of 5-7 μm;
- and,
- further minimize Eddy current losses by embedding one or more thin amorphous silica layers having thickness ≤:
- 1 μm.
5 more elements
Dependencies are inferred from the claim text.