Interleaved parallel inverters with integrated filter inductor and interphase transformer

A power electronics system, comprising:

• a first multi-phase inverter configured to receive direct current (DC) power from a power source;
• a second multi-phase inverter configured to receive DC power from the power source;
• a first plurality of output inductors, each of the first plurality of output inductors connected in series to an output phase of the first multi-phase inverter;
• a second plurality of output inductors, each of the second plurality of output inductors connected in series to an output phase of the second multi-phase inverter;
• a plurality of coupling inductors, each of the plurality of coupling inductors configured to receive current from a respective output inductor of the first plurality of output inductors and a respective output inductor of the second plurality of output inductors;
• and
• a multi-phase alternating current (AC) power output to provide current from the plurality of coupling inductors.

An inductor coil winding comprising:

• a first terminal;
• a series of concentric turns in a first plane, the series of concentric turns leading in from the first terminal and having a diameter allowing for an opening within the series of concentric turns;
• a series of elongated turns in a second plane, the series of elongated turns leading in from the series of concentric turns and having a length greater than the diameter of the series of concentric turns, and allowing for an opening within the series of elongated turns;
• and
• a second terminal, the second terminal leading out form the series of elongated turns.

A filter assembly comprising:

• a first self-inductance core;
• a second self-inductance core;
• a coupler core;
• a first plurality of inductor coil windings, each of the first plurality of inductor coil windings having a series of first turns around the first self-inductance core, and a series of second turns around the first self-inductance core and the coupler core;
• and
• a second plurality of inductor coil windings, each of the second plurality of inductor coil windings having a series of first turns around the second self-inductance core, and a series of second turns around the second self-inductance core and the coupler core.