Apparatus, system and method for a self-heating battery circuit

The disclosed exemplary apparatuses, systems and methods may provide a self-heating battery circuit, that comprises: a high voltage battery having terminals, and a parasitic internal resistance (R1) and a parasitic terminal inductance (L1); a resonant circuit connected across the battery terminals s...

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Bibliographische Detailangaben
1. Verfasser: Danner, Jeffrey David
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The disclosed exemplary apparatuses, systems and methods may provide a self-heating battery circuit, that comprises: a high voltage battery having terminals, and a parasitic internal resistance (R1) and a parasitic terminal inductance (L1); a resonant circuit connected across the battery terminals suitable to generate high alternating currents about its resonant frequency, fr; an energy superposition unit connected across a capacitance of the resonant circuit, and including a switch (K1), wherein K1 is switched on and off at the resonant frequency, fr, and at a first duty cycle pursuant to a switch control signal, thereby generating a high alternating current through the high voltage battery.