1. A power feeding device comprising:
a power transmitter configured to generate a plurality of transmission signals having different frequencies from each other, the plurality of transmission signals including at least one power signal corresponding to power;
a power feeding element that is fed with the plurality of transmission signals generated by the power transmitter; and
a plurality of resonance elements that (i) are separate from each other with each having a unique resonance frequency that is different from that of any other resonance element in the plurality of resonance elements, and that (ii) are coupled with the power feeding element and receive from the power feeding element the plurality of transmission signals by electromagnetic induction,
wherein,
each resonance element is configured to receive a different transmission signal out of the plurality of transmission signals for transmission at a respective resonance frequency of the resonance element.
2. The power feeding device of claim 1, wherein the plurality of resonance elements are disposed such that one resonance element is disposed on each side of the power feeding element.
3. The power feeding device of claim 1, wherein the plurality of resonance elements are disposed around the power feeding element.
4. The power feeding device of claim 1, wherein the plurality of resonance elements are disposed concentrically one above the other.
5. The power feeding device of claim 1, wherein the plurality of transmission signals include a modulated signal generated at one frequency and the power signal generated at another different frequency.
6. The power feeding device of claim 1, wherein the plurality of transmission signals include a plurality of power signals having different frequencies from each other .
7. A wireless power feeding system comprising:
a power feeding device; and
a power receiving device configured to receive from the power feeding device, via magnetic field resonance, a plurality of transmission signals, the power feeding device including
(a) a power transmitter configured to generate the plurality of transmission signals having different frequencies from each other, the plurality of transmission signals including at least one power signal corresponding to power,
(b) a power feeding element that is fed with the plurality of transmission signals generated by the power transmitter, and
(c) a plurality of resonance elements that (i) are separate from each other with each having a unique resonance frequency that is different from that of any other resonance element in the plurality of resonance elements, and that (ii) are coupled with the power feeding element and receive from the power feeding element the plurality of transmission signals by electromagnetic induction,
wherein,
in the power feeding device, each resonance element is configured to receive a different transmission signal out of the plurality of transmission signals for transmission at a respective resonance frequency of the resonance element, and
the power receiving device includes at least a second plurality of resonance elements that are separate from each other and configured to receive the plurality of transmission signals from the first plurality of resonance elements via the magnetic field resonance, each resonance element in the second plurality of resonance elements having a unique resonance frequency corresponding to one of the resonance frequencies of the resonance elements in the first plurality of resonance elements.
8. The wireless power feeding system of claim 7, wherein the plurality of transmission signals include a modulated signal generated at one frequency and the power signal generated at another different frequency.
9. The wireless power feeding system of claim 7, wherein the plurality of transmission signals include a plurality of power signals having different frequencies from each other.
10. The wireless power feeding system of claim 7, wherein the power receiving device includes a power receiver configured to process a modulated signal received at one frequency and the power signal received at another different frequency.
11. The wireless power feeding system of claim 7, wherein:
the plurality of transmission signals include a plurality of power signals having different frequencies from each other, and
the power receiving device incudes a power receiver configured to process the plurality of power signals at the different frequencies.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A turbomachine blade comprising:
a blade body including a blade vane and a blade tip at one end of said blade vane;
an armor cladding disposed on at least said blade tip of said blade body; and
a coating disposed on at least said armor cladding on said blade tip of said blade body;
wherein said coating comprises at least one multilayer coating system, each said multilayer coating system respectively comprises at least two different layers stacked successively on one another and including a proximal layer arranged closer to said armor cladding and a distal layer arranged farther from said armor cladding, said proximal layer comprises a metal material, and said distal layer comprises a ceramic material.
2. The turbomachine blade according to claim 1, wherein said proximal layer is disposed directly on said armor cladding.
3. The turbomachine blade according to claim 1, wherein said proximal layer consists of said metal material, and said distal layer consists of said ceramic material.
4. The turbomachine blade according to claim 1, wherein said at least one multilayer coating system comprises a plurality of multilayer coating systems stacked successively on one another.
5. The turbomachine blade according to claim 4, wherein each one of said multilayer coating systems respectively comprises the same said layers stacked successively on one another in the same layer arrangement in each one of said multilayer coating systems.
6. The turbomachine blade according to claim 4, wherein said plurality of multilayer coating systems includes exactly two of said multilayer coating systems stacked on one another.
7. The turbomachine blade according to claim 1, wherein said coating is further disposed on said blade vane of said blade body.
8. The turbomachine blade according to claim 7, wherein said coating entirely covers said blade body and said armor cladding.
9. The turbomachine blade according to claim 1, wherein said at least two different layers of each said multilayer coating system include at least four different layers.
10. The turbomachine blade according to claim 9, wherein:
said four different layers include said proximal layer being a first layer, a second layer arranged on said first layer, a third layer arranged on said second layer, and said distal layer being a fourth layer arranged on said third layer;
said second layer comprises a metal alloy material; and
said third layer comprises a graded metal-ceramic material.
11. The turbomachine blade according to claim 10, wherein said first layer consists of said metal material, said second layer consists of said metal alloy material, said third layer consists of said graded metal-ceramic material, and said fourth layer consists of said ceramic layer.
12. The turbomachine blade according to claim 10, wherein, in one said multilayer coating system, said first layer is disposed directly on said armor cladding, said second layer is disposed directly on said first layer, said third layer is disposed directly on said second layer, and said fourth layer is disposed directly on said third layer.
13. The turbomachine blade according to claim 10, wherein said blade body comprises a nickel-based material, and said metal material of said first layer is a nickel material.
14. The turbomachine blade according to claim 13, wherein said metal alloy material of said second layer is a nickel alloy material.
15. The turbomachine blade according to claim 14, wherein said nickel alloy material is a NiCr alloy material.
16. The turbomachine blade according to claim 13, wherein said graded metal-ceramic material of said third layer is a CrN(1-x) material.
17. The turbomachine blade according to claim 13, wherein said ceramic material of said fourth layer is a CrN material.
18. The turbomachine blade according to claim 10, wherein said blade body comprises a titanium-based material, and said metal material of said first layer is a material selected from the group consisting of titanium materials, platinum materials or palladium materials.
19. The turbomachine blade according to claim 18, wherein said metal alloy material of said second layer is a titanium alloy material or an aluminum alloy material.
20. The turbomachine blade according to claim 18, wherein said metal alloy material of said second layer is a TiCrAl material or a CuAlCr material.
21. The turbomachine blade according to claim 18, wherein said graded metal-ceramic material of said third layer is a CrAlN(1-x) material or a TiAlN(1-x) material.
22. The turbomachine blade according to claim 18, wherein said ceramic material of said fourth layer is a material selected from the group consisting of CrAlN materials, TiAlN materials, TiAlSiN materials or TiNAlN materials.
23. The turbomachine blade according to claim 1, wherein at least each one of said layers comprising a ceramic has a nano-structure.
24. The turbomachine blade according to claim 1, wherein each one of said layers has a nano-structure.
25. The turbomachine blade according to claim 1, wherein all of said layers of each respective one said multilayer coating system together have a total layer thickness of less than 100 \u03bcm.
26. A turbomachine blade comprising:
a blade body including a blade vane and a blade tip at one end of said blade vane;
an armor cladding disposed on at least said blade tip of said blade body; and
a coating disposed on at least said armor cladding on said blade tip of said blade body;
wherein said coating comprises a plurality of multilayer coating systems stacked successively on one another, and each one of said multilayer coating systems respectively comprises four different layers stacked successively on one another, including a first layer arranged closest to said armor cladding and comprising a metal material, a second layer arranged on said first layer and comprising a metal alloy material, a third layer arranged on said second layer and comprising a graded metal-ceramic material, and a fourth layer arranged on said third layer and comprising a ceramic material.