A power supply system includes a first saturable reactor electrically connected to a first AC phase input, to a second AC phase input, and to a third AC phase input. The first saturable reactor is electrically connected to a first DC output. A second saturable reactor is electrically connected in parallel with the first saturable reactor to the first AC phase input, to the second AC phase input, and to the third AC phase input. The second saturable reactor is electrically connected to a second DC output. A reactor controller can be operatively connected to the first saturable reactor and to the second saturable reactor to regulate DC output voltage to the first and second DC outputs.

A power supply system includes a first saturable reactor electrically connected to a first AC phase input, to a second AC phase input, and to a third AC phase input. The first saturable reactor is electrically connected to a first DC output. A second saturable reactor is electrically connected in parallel with the first saturable reactor to the first AC phase input, to the second AC phase input, and to the third AC phase input. The second saturable reactor is electrically connected to a second DC output. A reactor controller can be operatively connected to the first saturable reactor and to the second saturable reactor to regulate DC output voltage to the first and second DC outputs.

A trans-inductor voltage regulator (TLVR) includes at least two voltage converter phases configured to receive a common input voltage and to provide an output voltage on an output of the voltage converter, an associated coupled inductor, and a compensation inductor. Each coupled inductor includes a primary winding magnetically coupled to a secondary winding. For each primary winding, a first terminal is coupled to the output of the associated voltage converter, and a second terminal of the primary winding is coupled to a load. A first terminal of the compensation inductor is coupled to a ground plane, and each secondary winding is coupled in series with the compensation inductor, with a last secondary being coupled to the ground plane. The compensation inductor is a nonlinear inductor exhibiting a first inductance level at a first current level, and a second inductance level different from the first inductance level at a second current level different from the first current level.

A trans-inductor voltage regulator (TLVR) includes at least two voltage converter phases configured to receive a common input voltage and to provide an output voltage on an output of the voltage converter, an associated coupled inductor, and a compensation inductor. Each coupled inductor includes a primary winding magnetically coupled to a secondary winding. For each primary winding, a first terminal is coupled to the output of the associated voltage converter, and a second terminal of the primary winding is coupled to a load. A first terminal of the compensation inductor is coupled to a ground plane, and each secondary winding is coupled in series with the compensation inductor, with a last secondary being coupled to the ground plane. The compensation inductor is a nonlinear inductor exhibiting a first inductance level at a first current level, and a second inductance level different from the first inductance level at a second current level different from the first current level.

A power supply system includes a first saturable reactor electrically connected to a first AC phase input, to a second AC phase input, and to a third AC phase input. The first saturable reactor is electrically connected to a first DC output. A second saturable reactor is electrically connected in parallel with the first saturable reactor to the first AC phase input, to the second AC phase input, and to the third AC phase input. The second saturable reactor is electrically connected to a second DC output. A reactor controller can be operatively connected to the first saturable reactor and to the second saturable reactor to regulate DC output voltage to the first and second DC outputs.

A power supply system includes a first saturable reactor electrically connected to a first AC phase input, to a second AC phase input, and to a third AC phase input. The first saturable reactor is electrically connected to a first DC output. A second saturable reactor is electrically connected in parallel with the first saturable reactor to the first AC phase input, to the second AC phase input, and to the third AC phase input. The second saturable reactor is electrically connected to a second DC output. A reactor controller can be operatively connected to the first saturable reactor and to the second saturable reactor to regulate DC output voltage to the first and second DC outputs.

An electrical power supply system can include: at least one virtual air gap transformer; a heterodyning component configured to generate a corresponding heterodyned signal having frequency components corresponding to a sum and a difference of the first fundamental frequency and a reference frequency; a filtering component configured to filter a heterodyned signal to remove one of the sum and the difference frequency components therefrom and provide a corresponding filtered signal; an input port; and a control component configured: (i) to receive a signal and to generate a corresponding frequency control signal to determine a reference frequency of the heterodyning component such that the filtered signal has a target output frequency; and (ii) to receive a signal representing the first input voltage, and to generate a corresponding virtual air gap control signal to determine the electrical current in the control windings of the at least one virtual air gap transformer.

An electrical power supply system can include: at least one virtual air gap transformer; a heterodyning component configured to generate a corresponding heterodyned signal having frequency components corresponding to a sum and a difference of the first fundamental frequency and a reference frequency; a filtering component configured to filter a heterodyned signal to remove one of the sum and the difference frequency components therefrom and provide a corresponding filtered signal; an input port; and a control component configured: (i) to receive a signal and to generate a corresponding frequency control signal to determine a reference frequency of the heterodyning component such that the filtered signal has a target output frequency; and (ii) to receive a signal representing the first input voltage, and to generate a corresponding virtual air gap control signal to determine the electrical current in the control windings of the at least one virtual air gap transformer.

A trans-inductor voltage regulator (TLVR) includes at least two voltage converter phases configured to receive a common input voltage and to provide an output voltage on an output of the voltage converter, an associated coupled inductor, and a compensation inductor. Each coupled inductor includes a primary winding magnetically coupled to a secondary winding. For each primary winding, a first terminal is coupled to the output of the associated voltage converter, and a second terminal of the primary winding is coupled to a load. A first terminal of the compensation inductor is coupled to a ground plane, and each secondary winding is coupled in series with the compensation inductor, with a last secondary being coupled to the ground plane. The compensation inductor is a nonlinear inductor exhibiting a first inductance level at a first current level, and a second inductance level different from the first inductance level at a second current level different from the first current level.

A trans-inductor voltage regulator (TLVR) includes at least two voltage converter phases configured to receive a common input voltage and to provide an output voltage on an output of the voltage converter, an associated coupled inductor, and a compensation inductor. Each coupled inductor includes a primary winding magnetically coupled to a secondary winding. For each primary winding, a first terminal is coupled to the output of the associated voltage converter, and a second terminal of the primary winding is coupled to a load. A first terminal of the compensation inductor is coupled to a ground plane, and each secondary winding is coupled in series with the compensation inductor, with a last secondary being coupled to the ground plane. The compensation inductor is a nonlinear inductor exhibiting a first inductance level at a first current level, and a second inductance level different from the first inductance level at a second current level different from the first current level.