APPARATUS AND METHOD FOR PRODUCING AC POWER
First Claim
1. A multi-input electrical power conversion device for converting multiple DC energies each arising from different junctions in a multi junction solar cells into AC energy, comprising:
- a plurality of electrical inputs for receiving the multiple DC energies from at least one multi junction solar cell, a number of DC energies being no less than a number of junctions in said multi junction solar cell;
at least one DC-to-AC circuit for receiving the multiple DC energies from the plurality of electrical inputs;
at least one electrical output receiving at least one AC energy from the DC to AC circuit;
at least one MPPT circuit operatively coupled to the DC to AC circuit.
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Accused Products
Abstract
A multi-input electrical power conversion device is provided for converting multiple DC energies each arising from different junctions in a multi-junction solar cells into AC energy. The device includes a plurality of electrical inputs for receiving the multiple DC energies from at least one multi junction solar cell. The number of DC energies id no less than the number of junctions in the multi-junction solar cell. The device also includes at least one DC-to-AC circuit for receiving the multiple DC energies from the plurality of electrical inputs and at least one electrical output receiving at least one AC energy from the DC to AC circuit. The device also includes at least one MPPT circuit operatively coupled to the DC to AC circuit.
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Citations
24 Claims
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1. A multi-input electrical power conversion device for converting multiple DC energies each arising from different junctions in a multi junction solar cells into AC energy, comprising:
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a plurality of electrical inputs for receiving the multiple DC energies from at least one multi junction solar cell, a number of DC energies being no less than a number of junctions in said multi junction solar cell; at least one DC-to-AC circuit for receiving the multiple DC energies from the plurality of electrical inputs; at least one electrical output receiving at least one AC energy from the DC to AC circuit; at least one MPPT circuit operatively coupled to the DC to AC circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An AC photovoltaic module comprising:
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a plurality of solar cells having a plurality of DC electrical outputs, said plurality of electrical outputs receiving a plurality of DC electrical energies from the solar cells; a multi-input electrical power conversion device that includes at least one DC-to-AC circuit and at least one MPPT circuit; at least one electrical output receiving at least one AC energy from the electrical power conversion device. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 24)
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22. An AC photovoltaic system comprising:
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a plurality of AC photovoltaic modules;
at least one of AC photovoltaic modules including;a plurality of solar cells having a plurality of DC electrical outputs, said plurality of electrical outputs receiving a plurality of DC electrical energies from the solar cells; a multi-input electrical power conversion device that includes at least one DC-to-AC circuit and at least one MPPT circuit; an electrical AC wiring arrangement, wherein said plurality of AC photovoltaic modules is electrically coupled in parallel to said electrical AC wiring arrangement.
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23. A method of producing AC electrical power, comprising the steps of:
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receiving optical energy and converting said optical energy into multiple DC energies at a plurality of DC outputs associated with a plurality of photovoltaic cells; converting said DC energies into at least one AC energy using at least one multi-input power conversion device.
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Specification