Magnetic core flux sensor

An electromagnetic device, comprising:

• a flux sensor core portion;
• at least one elongated opening for receiving a conductor winding through the flux sensor core portion, wherein an electrical current flowing through the conductor winding generates a magnetic field about the conductor winding and a magnetic flux flow about the at least one elongated opening in the flux sensor core portion;
• a plurality of pairs of sensor holes positioned relative to the at least one elongated opening for preventing significant disruption of the magnetic flux flow in the sensor core portion and for use in sensing the magnetic flux flow at different distances from an edge of the at least one elongated opening;
• a sensor conductor winding through each pair of sensor holes, the magnetic flux flow generating an electrical signal in each sensor conductor winding, the electrical signal in a particular sensor conductor winding corresponding to the magnetic flux flow at a location of the particular sensor conductor winding;
• a spacer portion disposed on opposite sides of the flux sensor core, the spacer portion comprising an opening, the conductor winding passing through the spacer portion opening;
• and
• a magnetic core portion disposed on each spacer portion, wherein the at least one elongated opening extends through the magnetic core portion, the conductor winding extending through each magnetic core portion, and wherein the spacer portion comprises a gap for the sensor conductor winding through each pair of sensor holes to connect to a device for detecting the magnetic flux flow at the location of each sensor conductor winding.

A method for measuring a magnetic flux in an electromagnetic device, comprising:

• providing a magnetic core flux sensor assembly comprising a flux sensor core portion and at least one elongated opening for receiving a conductor winding through the flux sensor core portion, wherein an electrical current flowing through the conductor winding generates a magnetic field about the conductor winding and a magnetic flux flow about the at least one elongated opening in the flux sensor core portion;
• providing a plurality of pairs of sensor holes positioned relative to the at least one elongated opening for preventing significant disruption of the magnetic flux flow in the sensor core portion and for use in sensing the magnetic flux flow at different distances from an edge of the at least one elongated opening;
• and
• providing a sensor conductor winding through each pair of sensor holes, the magnetic flux flow generating an electrical signal in each sensor conductor winding, the electrical signal in a particular sensor conductor winding corresponding to the magnetic flux flow at a location of the particular sensor conductor winding.

A magnetic core flux sensor assembly, comprising:

• a flux sensor core portion;
• at least one elongated opening for receiving a conductor winding through the flux sensor core portion, wherein an electrical current flowing through the conductor winding generates a magnetic field about the conductor winding and a magnetic flux flow about the at least one elongated opening in the flux sensor core portion;
• a plurality of sensor holes, each sensor hole being positioned relative to the at least one elongated opening for preventing significant disruption of the magnetic flux flow in the sensor core portion and for use in sensing the magnetic flux flow at different distances from an edge of the at least one elongated opening;
• and
• a sensor conductor wire through each sensor hole, the magnetic flux flow generating an electrical signal in each sensor conductor wire, the electrical signal in a particular sensor conductor wire corresponding to the magnetic flux flow at a location of the particular sensor conductor wire.