This application claims the right of priority based on Taiwan Patent Application No. 098123682 entitled “A Solar Cell Module and the Fabrication Method of the Same”, filed Jul. 13, 2009, which is incorporated herein by reference and assigned to the assignee herein.
The application generally relates to a solar cell module and the fabrication method of the same, and more particularly to a solar cell module with a concentrator combined a primary concentration device with a secondary concentration device and the fabrication method of the same.
Due to the shortage of the petroleum energy, people are much aware of the importance of the environment protection, and thus research and develop aggressively the technology relates to the substitute energy and the recycle energy in recent years. The goal is to reduce the dependence upon the petroleum energy and the influence of such use on the environment. In numerous technologies of the substitute energy and the recycle energy, the solar cell is the most noticeable. Because the solar cell can directly transfer the solar energy to the electrical energy without generating the harmful material such as carbon dioxide or nitrides during process, the pollution to the environment is largely reduced.
The efficiency of electric power generation of the solar cell module structure is currently improved by using the huge lens to focusing the light on a small area. Beside, the solar cell can work well only when it is located nearby the focal point. As
The application provides a concentrator on the solar cell module comprising a primary concentration device and a secondary concentration device, wherein the primary concentration device further comprising a reflective concentration device formed by a plurality of reflective concentration lens.
The application provides a concentrator for the solar cell module comprising a primary concentration device and a secondary concentration device, wherein the secondary concentration device further comprises a light-guiding concentration device, which can be a light-guiding plate.
The application provides a concentrator for the solar cell module comprising a primary concentration device and a secondary concentration device, wherein the secondary concentration device further comprises a light-guiding concentration device, wherein the front side of the light-guiding concentration device is a flat plane, the back side of the light-guiding concentration device has a particular angle or configuration that can direct the light to a certain direction.
The application provides a concentrator on the solar cell module comprising a primary concentration device and a secondary concentration device, wherein the secondary concentration device further comprises a light-guiding concentration device, wherein the back side of the light-guiding concentration device is a flat plane, inclined plane, paraboloid plane, complex plane, or aspherical reflective plane.
The application provides a concentrator on the solar cell module comprising a primary concentration device and a secondary concentration device, wherein the secondary concentration device further comprising a light-guiding concentration device, wherein the front side of the light-guiding concentration device is a flat plane, and the back side of the light-guiding concentration device is a pyramidal or protuberance reflective structure that can direct the light to a certain direction.
The application provides a solar cell module having a base device comprising a back substrate and a heat sink on the back substrate, wherein the back substrate comprises a material having a good thermal conductivity like metal, semiconductor, or ceramic.
The application provides a solar cell module having a base device comprising a back substrate and a heat sink on the back substrate, wherein the heat sink comprises a material having a good thermal conductivity like metal, semiconductor, or ceramic.
The application provides a solar cell module, wherein the solar cell is a concentration-type solar cell.
The application provides a solar cell module, wherein the solar cell is formed by the semiconductor material.
The application provides a solar cell module, wherein the concentrator directly contacts with the solar cell and directs the light to the solar cell for opto-electric transformation.
The foregoing aspects and many of the attendant advantages of this application will become more readily appreciated as the same becomes better understood by reference to the following detailed description, when taken in conjunction with the accompanying drawings, wherein:
A solar cell module section view structure in accordance with one embodiment of the application shown in
The manufacture steps of the above mentioned solar cell module are described in below:
A concentrator 60 is formed by a primary concentration device 30 combined with a secondary concentration device 40. The primary concentration device 30 comprises a reflective concentration device formed by a plurality of reflective concentration lens 11. As
A secondary concentration device 40 is located below the primary concentration device 30 and comprises a light-guiding concentration device 19 to have the light focus on the center region as shown in
The solar cell 18 can be a concentrative solar cell in this embodiment, which is a multi junction solar cell made of the semiconductor material. The solar cell 18 is connected with the back substrate 16 and the heat sink 15 by the metal connecting layer 12, and a circuitry is formed (the figure is not shown) between the back substrate and the heat sink to conduct the current generated by the solar cell form the bottom thereof. Beside, an isolation layer 17 is formed on two sides of the solar cell 18 by the isolation glue to be isolated from the heat sink 15 as shown in
Then, the opening 11A is aligned and combined with the front light-incident area 19A of the secondary concentration device to form a concentrator 60, and the concentrator is combined with the base device 50 of the solar cell 18, so the concentrator can directly contact with the solar cell to collect the light into the solar cell and proceed the opto-electric transformation. The solar cell module 10 is then accomplished with a small area which can achieve low cost, large area effect, high efficiency without a huge concentration module as
Besides the above embodiments, this application includes another two embodiments disclosing the following various structures. As
Other embodiments of the application will be apparent to those having ordinary skill in the art from consideration of the specification and practice of the application disclosed herein. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
Number | Date | Country | Kind |
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098123682 | Jul 2009 | TW | national |