WIRELESS POWER TRANSFER WITHIN A CIRCUIT BREAKER

• US 20120091820A1
• Filed: 10/06/2011
• Published: 04/19/2012
• Est. Priority Date: 09/27/2008
• Status: Abandoned Application

• Current Assignee: WiTricity Corporation
• Original Assignee: WiTricity Corporation
• Inventors: Campanella, Andrew J., Li, Qiang, Kesler, Morris P., Hall, Katherine L., Karalis, Aristeidis, Kulikowski, Konrad, Kurs, Andre B., Soljacic, Marin, Giler, Eric R.
• Application Number:
  US13/267,796
• Publication Number:
  US 20120091820A1
• Time in Patent Office: Days
• US Class Current: 307/104
• CPC Class Codes: B60L 2200/26 Rail vehicles
• CPC Class Codes: B60L 53/124 Detection or removal of foreign bodies
• CPC Class Codes: B60L 53/126 Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/50 using additional energy repeaters between transmitting devices and receiving devices
• CPC Class Codes: H02J 50/60 responsive to the presence of foreign objects, e.g. detection of living beings
• CPC Class Codes: H02J 50/70 involving the reduction of electric, magnetic or electromagnetic leakage fields
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
• CPC Class Codes: H02J 50/90 involving detection or optimisation of position, e.g. alignment
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
• CPC Class Codes: H03H 7/40 Automatic matching of load impedance to source impedance
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 90/12 Electric charging stations
• CPC Class Codes: Y02T 90/14 Plug-in electric vehicles

Abstract

A wireless power service panel source includes power and control circuitry that receives power from a wired power connection at a position in a service panel, and generates an electronic drive signal at a frequency, f, and a source magnetic resonator configured to generate an oscillating magnetic field in response to the electronic drive signal, wherein the source magnetic resonator is configured to wirelessly transmit power to sensors in other positions within the service panel.

Claims

1. A wireless power service panel source, comprising:

power and control circuitry that receives power from a wired power connection at a position in a service panel, and generates an electronic drive signal at a frequency, f; and

a source magnetic resonator configured to generate an oscillating magnetic field in response to the electronic drive signal,

wherein the source magnetic resonator is configured to wirelessly transmit power to sensors in other positions within the service panel.

2. The source of claim 1, wherein the frequency is 13.56 MHz.

3. The source of claim 1, wherein the frequency is 6.78 MHz.

4. The source of claim 1, wherein power is transmitted to sensors on either side of the source.

5. The source of claim 1, wherein power is simultaneously transmitted to sensors on either side of the source.

6. A wireless power circuit breaker, comprising:

a sensor; and

a device magnetic resonator configured to capture power from an oscillating magnetic field and provide power to circuits and switches within a circuit breaker.

7. The circuit breaker of claim 6, wherein the sensor is a residual current sensor.

8. The circuit breaker of claim 6, wherein the sensor is an over-current sensor.

9. The circuit breaker of claim 6, wherein the circuit breaker is a ground fault interrupter.

10. A wireless power system for electrical panels, comprising:

a source magnetic resonator located at a position within an electrical panel suitable for receiving power from a wired source; and

at least one device magnetic resonator configured to supply power to at least one electrical panel device, and located at a different position than the source magnetic resonator,

wherein the source magnetic resonator is configured to wirelessly transmit power to the at least one device magnetic resonator.

11. The system of claim 10, wherein the electrical panel comprises circuit breakers.

12. The system of claim 10, wherein the electrical panel comprises transformers.

13. The system of claim 10, wherein the electrical panel comprises batteries.

14. The system of claim 10, wherein the electrical panel is part of an electrical distribution system.

15. The system of claim 10, wherein the electrical panel is part of a control system.

16. The system of claim 10, wherein the electrical panel is part of an alarm system.

17. The system of claim 10, wherein the source magnetic resonator is located in one electrical panel and the device magnetic resonator is located in another electrical panel.