Divided phase AC synchronous motor controller

A circuit for a motor comprising:

• at least two phase windings forming one half of motor phase windings of the circuit and at least two other phase windings forming another half of the motor phase windings of the circuit;
• a direct current (DC) power supply between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the DC power supply to receive alternating current (AC) power transferred from one or more of the motor phase windings and convert the AC power to DC power;
• a first stage power switch circuit comprising at least one power switch outside of a current path between the motor phase windings and the DC power supply and electrically connected between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• a second stage power switch circuit comprising at least one other power switch outside of the current path between the motor phase windings and the DC power supply and electrically connected between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the at least one other power switch to receive AC power from the motor phase windings;
• a motor controller to control the first stage power switch circuit and the second stage power switch circuit, the motor controller electrically connected at at least one of (i) between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit or (ii) between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• and
• at least one non-collapsing DC power supply component connected to the DC power supply to prevent the DC power supply from collapsing when the at least one power switch or the at least one other power switch is on.

A method for a circuit comprising:

• providing at least two phase windings forming one half of motor phase windings of the circuit and at least two other phase windings forming another half of the motor phase windings of the circuit;
• providing a direct current (DC) power supply between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the DC power supply to receive alternating current (AC) power transferred from one or more of the motor phase windings and convert the AC power to DC power;
• providing a first stage power switch circuit comprising at least one power switch outside of a current path between the motor phase windings and the DC power supply and electrically connected between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• providing a second stage power switch circuit comprising at least one other power switch outside of the current path between the motor phase windings and the DC power supply and electrically connected between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the at least one other power switch to receive AC power from one or more of the motor phase windings;
• and
• providing at least one non-collapsing DC power supply component to prevent the DC power supply from collapsing when the at least one power switch is on.

A method for a circuit of a motor comprising:

• providing at least two phase windings forming one half of motor phase windings of the circuit and at least two other phase windings forming another half of the motor phase windings of the circuit;
• providing a direct current (DC) power supply between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the DC power supply to receive alternating current (AC) power transferred from one or more of the motor phase windings and convert the AC power to DC power;
• providing a first stage power switch circuit comprising at least one power switch outside of a current path between the motor phase windings and the DC power supply and electrically connected between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• providing a second stage power switch circuit comprising at least one other power switch outside of the current path between the motor phase windings and the DC power supply and electrically connected between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the at least one other power switch to receive AC power from the motor phase windings;
• providing a motor controller to control the first stage power switch circuit and the second stage power switch circuit, the motor controller electrically connected at at least one of (i) between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit or (ii) between the at least two phase windings on the one half of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• and
• providing at least one non-collapsing DC power supply component connected to the DC power supply to prevent the DC power supply from collapsing when the at least one power switch or the at least one other power switch is on.

A circuit comprising:

• at least two phase windings forming one half of motor phase windings of the circuit and at least two other phase windings forming another half of the motor phase windings of the circuit;
• a direct current (DC) power supply to receive alternating current (AC) power transferred from one or more of the motor phase windings and convert the AC power to DC power;
• a first stage power switch circuit comprising at least one power switch connected between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• a second stage power switch circuit comprising at least one other power switch connected between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the at least one other power switch to receive AC power from one or more of the motor phase windings;
• and
• at least one non-collapsing DC power supply component to prevent the DC power supply from collapsing when the at least one power switch is on.

A method for a circuit comprising:

• providing at least two phase windings forming one half of motor phase windings of the circuit and at least two other phase windings forming another half of the motor phase windings of the circuit;
• providing a direct current (DC) power supply to receive alternating current (AC) power transferred from one or more of the motor phase windings and convert the AC power to DC power;
• providing a first stage power switch circuit comprising at least one power switch connected between the at least two phase windings on the one half of the motor phase windings of the circuit and between the at least two other phase windings on the other half of the motor phase windings of the circuit;
• providing a second stage power switch circuit comprising at least one other power switch connected between the one half of the motor phase windings of the circuit and the other half of the motor phase windings of the circuit, the at least one other power switch to receive AC power from one or more of the motor phase windings;
• and
• providing at least one non-collapsing DC power supply component to prevent the DC power supply from collapsing when the at least one power switch is on.