Resumen
The present invention relates to a solar cell receiver, formed as a support for said solar cell, suitable for reflective solar concentrator modules. Another object of the invention is the solar module comprising a plurality of these solar receivers. The reflective solar concentrator modules place the solar cell between the energy source, the Sun, and the reflective surface. The present invention is characterized by a special configuration of a solar cell receiver that allows linking a plurality of said solar cells in series, resolving the problems of shade and manufacturing difficulties existing in the state of the art. It further allows extending a plurality of solar cells according to a directrix allowing directional changes.
Reivindicaciones
1. A solar cell receiver suitable for reflective solar concentrator modules of the type made up of a transparent cover (9), wherein the module internally has a plurality of concave mirrors with the focal point located in the transparent cover (9), preferably being filled with a fluid with a refractive index close to the refractive index of the transparent material of the cover (9); and having solar cells preferably located on the inner surface of the transparent cover (9), oriented towards the corresponding concave mirror; where said solar cell receiver comprises: a main body (1) made up of an electrically conductive material extending along a directrix X-X', where this main body (1) comprises: - a side extension giving rise to a support (1.3) on which there is located a semiconductor configured for operating like a solar cell (3) capable of generating a potential between the surface resting on the conductive support (1.3) and the opposite free surface suitable for receiving light, - a first longitudinal prolongation (1.1) according to directrix X-X', - a second longitudinal prolongation (1.5) according to directrix X-X' extending in the direction opposite the first prolongation (1.1), where this second prolongation (1.5) has a dielectric (2) with a housing (2.1) suitable for receiving and housing at least part of the first prolongation (1.1) of another solar cell receiver and where this second prolongation (1.5) also has a second side extension (1.2), where it is further verified that the solar cell receiver is configured to allow configuring a plurality of receivers arranged in series, given that once they are located in series it is verified that: - the housing (2.1) of the dielectric (2) of a receiver receives the first prolongation (1.1) of the following consecutive receiver, - the second side extension (1.2) is arranged close to the side extension giving rise to a support (1.3) on which there is located the semiconductor configured for operating like a solar cell (3) of the following receiver, and spaced from said support (1.3) so as to not come into electrical contact therewith, - this same second side extension (1.2) allows the electrical connection (5) with the free upper surface of the semiconductor configured for operating like a solar cell (3) for example by means of welding conducting wire. 2. The solar cell receiver according to claim 1,characterized in that the side extension giving rise to a support (1.3) on which there is located a semiconductor configured for operating like a solar cell (3) also comprises a protective diode (4) that is electrically connectable with the second side extension (1.2) of the consecutive solar cell receiver, the diode (4) and the semiconductor configured for operating like a solar cell (3) being in parallel to favor the flow of current through the diode (4) when the solar cell is not being illuminated or receives less illumination than the cells of other receivers connected in series. 3. The solar cell receiver according to claims 1 and 2,characterized in that the longitudinal main body (1) according to directrix X-X' is sectioned (C) such that the parts on both sides of the section (1.5.1) are electrically communicated by means of a conductive element (1.5.2), preferably a conducting wire, to allow directional and positional changes in directrix X-X'. 4. The solar cell receiver according to any of the preceding claims,characterized in that the main body (1) is shaped by die-cutting and bending a conductive plate such that: - the first longitudinal prolongation (1.1) according to directrix X-X', - the second longitudinal prolongation (1.5) according to directrix X-X', - the support (1.3) and - the second side extension (1.2), are configured as part of a die-cut plate where both the support (1.3) and the second side extension (1.2) emerge laterally as a result of a bend. 5. The solar cell receiver according to claim 4,characterized in that the first longitudinal prolongation (1.1) according to directrix X-X' has a notch (1.4) suitable for housing at least part of the second longitudinal prolongation (1.5) of the consecutive receiver. 6. The solar cell receiver according to claim 4 or 5,characterized in that the support (1.3) and the second side extension (1.2) are configured according to flat bars arranged parallel to one another when two or more solar cell receivers are arranged consecutively. 7. The solar cell receiver according to any of claims 4 to 6,characterized in that the surface of the support (1.3) opposite the surface where the semiconductor configured for operating like a solar cell (3) is located is suitable for being adhered to the transparent cover (9) of a closed solar concentrator module. 8. The solar cell receiver according to any of the preceding claims,characterized in that the dielectric is made of plastic with a refractive index close to the refractive index of the fluid with which the module where it is intended to be housed is filled. 9. A closed concentrator module comprising: - an inner cavity closed by a transparent cover (9), where inside the inner cavity there is a plurality of concave reflective mirrors (S) with the focal point located on the inner surface of the transparent cover (9), - a plurality of solar cell receivers according to any of claims 1 to 8 attached to the transparent cover (9) and connected in series such that: o each semiconductor configured for operating like a solar cell (3) located on a support (1.3) is at the focal point of one of the concave mirrors (S) and is oriented towards said concave mirror (S), o directrix X-X' of the plurality of solar cell receivers attached in series establishes a path taken by the plurality of focal points of the concave mirrors (S), o the ends of the plurality of solar cell receivers attached in series are electrically communicated with the terminals of the module. 10. The module according to claim 9,characterized in that it comprises a fluid with a refractive index close to the refractive index of the transparent material of the cover (9) filling the inner cavity. 11. The module according to claim 9,characterized in that at least two of the consecutively arranged solar cell receivers are attached by the dielectric (2) resulting from a molding operation. 12. The closed concentrator module according to claim 9,characterized in that it comprises a fluid input connection and a fluid output connection to allow circulating and cooling the inner fluid. 13. A solar concentrator panel comprising a plurality of closed concentrator modules according to any of claims 9 to 12. 14. A solar energy collection power plant comprising at least one solar concentrator panel according to claim 13.
