APPARATUS FOR TRANSMITTING/RECEIVING ENERGY IN ENERGY SYSTEM

• US 20120161540A1
• Filed: 12/21/2011
• Published: 06/28/2012
• Est. Priority Date: 12/22/2010
• Status: Active Grant

• Current Assignee: Electronics and Telecommunications Research Institute
• Original Assignee: Electronics and Telecommunications Research Institute
• Inventors: MOON, Jung-Ick, Yun, Je-Hoon, Cho, In-Kui, Kim, Seong-Min
• Granted Patent: US 9,054,745 B2
• Time in Patent Office: Days
• US Class Current: 307/104
• CPC Class Codes: H01F 2038/146 in combination with capacitive coupling
• CPC Class Codes: H02J 5/005 with inductive power transfer for charging H02J7/025
• CPC Class Codes: H02J 50/05 using capacitive coupling
• CPC Class Codes: H04B 5/22 Capacitive coupling
• CPC Class Codes: H04B 5/24 Inductive coupling
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

Disclosed is an energy transmitting apparatus in an energy system, including: a transmit feeding cable configured to be applied with AC power; a transmit inductor in which AC current for an AP power supply flows; a transmit metal electrode configured to transmit the AC power to a receive metal electrode by the AC current flowing the transmit inductor; and a transmit grounding bar configured to control at least one of a position, a length, and a diameter thereof to control a resonance frequency generated by the transmit inductor.

Claims

1. An energy transmitting apparatus in an energy system, comprising:

a transmit feeding cable configured to be applied with AC power;

a transmit inductor in which AC current for an AC power supply flows;

a transmit metal electrode configured to transmit the AC power to a receive metal electrode by the AC current flowing the transmit inductor; and

a transmit grounding bar configured to control at least one of a position, a length, and a diameter thereof to control a resonance frequency generated by the transmit inductor.

2. The energy transmitting apparatus of claim 1, wherein the length of the transmit grounding bar is controlled to have an increased length so as to reduce a magnitude of the resonance frequency and is controlled to have a reduced length so as to increase the magnitude of the resonance frequency.

3. The energy transmitting apparatus of claim 1, further comprising a transmit cavity formed at an outside of the transmit inductor so as to include the transmit inductor.

4. The energy transmitting apparatus of claim 3, wherein the transmit grounding bar is controlled so as to be connected to at least one of the transmit cavity and the transmit metal electrode.

5. The energy transmitting apparatus of claim 1, wherein the transmit inductor includes a transmit coil in which the AC current flows and a transmit core around which the transmit coil is wound, and

the transmit grounding bar is spaced apart from the transmit core.

6. The energy transmitting apparatus of claim 1, wherein the transmit inductor includes a transmit coil in which the AC current flows and a transmit core around which the transmit coil is wound, and

the transmit grounding bar is controlled so as to be at least partially disposed in the transmit core.

7. The energy transmitting apparatus of claim 6, wherein the transmit core is connected with the transmit metal electrode, and

the transmit coil is inserted into the transmit metal electrode.

8. The energy transmitting apparatus of claim 6, wherein the transmit core is spaced apart from the transmit metal electrode, and

the transmit coil is connected with the transmit metal electrode.

9. The energy transmitting apparatus of claim 1, wherein the transmit metal electrode is disposed so as to dispose a receive metal electrode corresponding to the transmit metal electrode and a void having a predetermined interval for controlling the resonance frequency.

10. The energy transmitting apparatus of claim 9, further comprising a dielectric material disposed in the void and having a predetermined dielectric constant for controlling the resonance frequency.

11. An energy receiving apparatus in an energy system, comprising:

a receive metal electrode configured to be applied with AC power;

a receive inductor in which AC current for an AP power supply flows;

a feeding cable configured to output the AC power by the AC current flowing the receive inductor; and

a receive grounding bar configured to control at least one of a position, a length, and a diameter thereof to control a resonance frequency generated by the receive inductor.

12. The energy receiving apparatus of claim 11, wherein the length of the receive grounding bar is controlled to have an increased length so as to reduce a magnitude of the resonance frequency and is controlled to have a reduced length so as to increase the magnitude of the resonance frequency.

13. The energy receiving apparatus of claim 11, further comprising a receive cavity formed at an outside of the receive inductor so as to include the receive inductor.

14. The energy receiving apparatus of claim 13, wherein the receive grounding bar is controlled so as to be connected to at least one of the transmit cavity and the receive metal electrode.

15. The energy receiving apparatus of claim 11, wherein the receive inductor includes a receive coil in which the AC current flows and a receive core around which the receive coil is wound, and

the receive grounding bar is spaced apart from the receive core.

16. The energy receiving apparatus of claim 11, wherein the receive inductor includes a receive coil in which the AC current flows and a receive core around which the receive coil is wound, and

the receive grounding bar is controlled so as to be at least partially disposed in the receive core.

17. The energy receiving apparatus of claim 16, wherein the receive core is spaced apart from the receive metal electrode, and

the receive coil is inserted into the receive metal electrode.

18. The energy receiving apparatus of claim 16, wherein the receive core is connected with the receive metal electrode, and

the receive coil is connected with the receive metal electrode.

19. The energy receiving apparatus of claim 11, wherein the receive metal electrode is disposed so as to dispose a receive metal electrode corresponding to the transmit metal electrode and a void having a predetermined interval for controlling the resonance frequency.

20. The energy receiving apparatus of claim 19, further comprising a dielectric material disposed in the void and having a predetermined dielectric constant for controlling the resonance frequency.