Method for wireless energy transfer
The invention relates to a method for wireless energy transfer and equipment for wireless energy transmission. The apparatus for use in wireless energy transfer includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure. 1. For wireless energy transmission method, said method comprising: D on the distance of the resonator structure 1st 2nd resonator structure to non-radiative transmit energy between, the 1st resonator structure having a resonance frequency is ω1 and resonance width is Γ1 of mode 1st, the 2nd resonator structure having a resonance frequency is ω2 and resonance width is Γ2 the 2nd mode, D and the distance is at least greater than the characteristic dimension of the resonator structure 2nd L2, the 2nd the characteristic size of the resonator structure L2 can surround the whole of the 2nd is equal to the resonator structure to the minimum of the radius of the sphere, Wherein the non-radiation energy is transmitted by the coupling of the resonator structure 1st resonant field evanescent tail and the 2nd resonant field evanescent the resonator structure to the tail part, and The parameter Γwork / Γ adjusted to match its optimum value, wherein Γwork extraction of work, and is net loss rate Γ, Wherein the resonance width is by the corresponding resonator structure of the inherent loss. 2. Method according to Claim 1, wherein The Q factor of the resonator structure has 1st Q1 = ω1 / (21), The Q factor of the resonator structure has 2nd Q2 = ω2 / (22), The non-radiation energy transmission has the speed κ, and Q1 > 100 and Q2 > 100. 3. Method according to Claim 2, wherein the energy transmission radiation loss ηrad than about 10% small, and the coupling loss than the 4. Method according to Claim 2, wherein the energy transmission radiation loss ηrad than about 1% is small, and the coupling loss than the 5. Method according to any one of Claim 1 to 4, also includes a feedback mechanism, wherein the feedback mechanism comprises a fixed frequency oscillator, and the feedback mechanism is used for one or a plurality of the resonance frequency of the resonator structure is adjusted to about equal to the fixed frequency. 6. Method according to any one of Claim 1 to 4, also including: Monitoring the energy transmission efficiency, and Adjusting one or more of the resonator the resonant frequency of the structure in order to make the efficiency is maximized. 7. Method according to any one of Claim 1 to 4, also including: Monitoring one or more of the resonator the frequency of the structure. 8. Method according to any one of Claim 1 to 4, also including: Providing the exchange of information between the resonator structure, and Based on the information exchange to maintain the resonant frequency. 9. Method according to Claim 8, further comprises: Monitoring the resonator as a source in the structure of the frequency of the resonator structure of the object, and In structure to the resonator as a device of another resonator of the object monitored by the structure of the frequency of the transmitted. 10. Method according to Claim 2, wherein the resonator structure is designed to have Q1 > 200 and Q2 > 200.