JP4571175B2 - Concentrating solar power module alignment method - Google Patents

Description

The present invention relates to a concentrator photovoltaic module alignment method, and in particular, the optical alignment method can accurately adjust the relative position between a solar cell element and a condenser lens, and the concentrator photovoltaic module is the largest. It relates to things that can demonstrate the efficacy of.

The existing concentrating solar power generation module uses a condensing lens to concentrate solar energy on a single focus and to make it incident on the surface of a solar cell element having high energy conversion efficiency in a small area. The purpose of reducing the system cost is realized by greatly reducing the usage of solar cells and improving the efficiency of the photovoltaic power generation module.

In general, the concentrating solar power generation module needs to use a single point light source for alignment of the condensing lens and the solar cell element. It is a natural light source suitable for alignment between the condenser lens of the power generation module and the solar cell element. However, the stability of outdoor sunshine intensity and the weather conditions cannot be controlled manually, and therefore the concentrating solar power module alignment cannot be smoothly advanced due to the influence of the outdoor climate. Therefore, the general one is not practical.

The main object of the present invention is an optical alignment method, which can accurately adjust the relative position between the condensing lens and the solar cell element without increasing the complexity of the mechanism of the concentrating solar power generation module. After the light passes through the condensing lens, the concentrated light spot is accurately positioned on the solar cell element, so that the concentrating solar power generation module can exert the maximum effect. A photovoltaic module alignment method is provided.

Another object of the present invention is to provide a concentrating photovoltaic module alignment method that is easy to manufacture, low in cost, and provides the advantages of mass production.

In order to achieve the above object, the present invention selects a collimated light source module that emits one or more directional collimated light sources and performs alignment, a condensing lens array that performs alignment, and concentrating sunlight having a solar cell receiving module. The power generation module is set below the collimated light source module, the collimated light source of the collimated light source module is positioned above the alignment window installed on the condenser lens array, and the collimated beam emitted from the collimated light source module is Through the alignment window on the condenser lens array and incident on the alignment point on the solar cell receiver module, and in a corresponding manner between both the condenser lens array and the solar cell receiver module. Adjust the relative position so that the optical axis of each condenser lens on the condenser lens array is accurate. Coincident with the center point of the corresponding solar cell element of the solar cell receiving module, so that after the sunlight has passed through each condenser lens of the condenser lens array, the concentrated light spot is precisely It is a concentrating solar power module alignment method that is located on the corresponding solar cell element of the battery receiving module, so that the concentrating solar power module can exhibit the maximum output effect.

1 to 6 are a conceptual diagram of an alignment flow of the present invention, a top conceptual diagram of a collimated light source module of the present invention, a top conceptual diagram of a condenser lens array of the present invention, and a solar cell receiving module of the present invention. It is an upper surface conceptual diagram, the decomposition | disassembly conceptual diagram of the concentrating solar power generation module of this invention, and the use condition conceptual diagram of this invention. As shown in the figure, the present invention is a concentrating solar power module alignment method, and includes at least the following steps.

(A) Step 11 of collimating light source module selection. As shown in FIG. 2, the collimated light source module 21 that emits one or a plurality of directional collimated light sources 211a, 211b, 211c, and 211d is selected.

A concentrating photovoltaic module for alignment is set under the collimated light source module (B) Step 12. As shown in FIGS. 3 to 6, the concentrating solar power generation module 1 to be aligned is set below the collimated light source module 21, and the concentrating solar power generation module 1 includes one or more alignment windows. 221a, 221b, 221c, 221d, alignment holes 222a, 222b, condensing lens array 22 including condensing lenses 223a-223h, one or a plurality of alignment points 231a, 231b, 231c, 231d, solar cell elements 232a- The collimating light source 211a, 211b, 211c, 211d of the collimating light source module 21 is installed on the condensing lens array 22 of the concentrating solar power generation module 1. Alignment windows 221a, 221b, 221c It is set above the 221d.

A collimated beam is incident on the alignment point (C) Step 13. After the sunlight passes through the collimated light source module 21, the collimated light source module 21 converts the laser into collimated beams 2a to 2d emitted from the collimated light sources 211a, 211b, 211c, and 211d, and then on the condenser lens array 22. The light is incident on alignment points 231a, 231b, 231c, and 231d that are left in advance at the four corners on the solar cell reception module 23 through the alignment windows 221a, 221b, 221c, and 221d.

Utilizing mutually corresponding methods (D) Step 14. Using the collimating characteristics of the collimated light sources 211a, 211b, 211c, and 211d in a mutually corresponding manner, the alignment windows 221a, 221b, 221c, and 221d on the condenser lens array 22 and the solar cell receiving module 23 While adjusting the relative positions between the condenser lens array 22 and the solar cell receiving module 23 until the positions of the alignment points 231a, 231b, 231c, and 231d correspond to each other, the collimated beams 2a to 2c are adjusted. 2d passes through the alignment windows 221a, 221b, 221c, and 221d of the condenser lenses 223a to 223h, and then is positioned above the alignment points 231a, 231b, 231c, and 231d of the solar cell reception module 23.

End alignment (E) Step 15. After the collimated beams 2a to 2d pass through the respective condensing lenses 223a to 223h, when the concentrated light spot comes to be positioned on the solar cell element corresponding to the solar cell receiving module 23, the condensing type The alignment of the photovoltaic module 1 is finished.

In the above step (B), the alignment windows 221a, 221b, 221c, 221d of the condenser lens array 22 and the alignment points 231a, 231b, 231c, 231d of the solar cell receiving module 23 are the same. Since it has a plane coordinate address, it has a corresponding relationship. Therefore, the collimated light source module 21 may be installed flat above the condenser lens array 22.

In operation, using an optical alignment method, the collimated light source is emitted from above the alignment window of the condensing lens array onto the alignment point of the solar cell receiving module, and corresponds to each other. Adjusting the relative position between the condensing lens array and the solar cell receiving module so that the optical axis of each condensing lens on the condensing lens array is precisely Coincident with the center point of the corresponding solar cell element, so that after the sunlight passes through each condensing lens of the condensing lens array, the concentrated light spot accurately corresponds to the corresponding solar cell of the solar cell receiving module. Therefore, the concentrating solar power generation module 1 can exhibit the maximum output effect.

As described above, the present invention is a concentrator photovoltaic module alignment method, and therefore can improve the conventional drawbacks, and the optical alignment method reduces the mechanism complexity of the concentrator photovoltaic module. The relative position between the solar cell element and the condensing lens can be adjusted accurately without increasing, and after sunlight passes through the condensing lens, the concentrated light spot is accurately positioned on the solar cell element. Therefore, since the concentrating solar power generation module can exhibit the maximum effect, and the advantages of being easy to manufacture, low cost, and mass production are obtained, the present invention is more progressive and more practical. File a patent claim according to

The above are merely preferred embodiments of the present invention, and the present invention is not limited thereby. Are all within the scope of the claims of the present invention.

Schematic diagram of alignment flow of the present invention Top view conceptual diagram of collimated light source module of the present invention Top view conceptual diagram of condensing lens array of the present invention Top view conceptual diagram of solar cell receiver module of the present invention The decomposition | disassembly conceptual diagram of the concentrating solar power generation module of this invention Conceptual diagram of the usage state of the present invention

Explanation of symbols

1 Concentrating photovoltaic power generation module 11 Step (A) Collimating light source module selection 12 Step (B) Set under the concentrating photovoltaic power generation module collimating light source module for alignment 13 Step (C) Using collimated beam as alignment point Incident 14 Step (D) Use methods corresponding to each other 15 Step (E) Alignment end 2a to 2d Collimated beam 21 Collimated light source modules 211a to 211d Collimated light source 22 Condensing lens arrays 221a to 221d Alignment windows 222a and 222b Alignment holes 223a to 223h Condensing lens 23 Solar cell receiving modules 231a to 231d Alignment points 232a to 232h Solar cell element

Claims (5)

(A) selecting at least a collimated light source module that emits one or a plurality of directional collimated light sources; and a concentrating solar power generation module having a condensing lens array for alignment and a solar cell receiving module. (B) setting under the light source module, and positioning the collimated light source of the collimated light source module above the alignment window installed on the condenser lens array; and after the sunlight passes through the collimated light source module (C) entering the alignment point previously left in the solar cell receiving module from the alignment window of the condenser lens array using a collimated beam emitted from the collimated light source of the collimated light source module; The collimated light source modules are used in a mutually corresponding manner. The collimated beam emitted from the light beam is used to adjust the alignment window of the condensing lens array and the alignment point of the solar cell receiving module, and the condensing lens array and the solar cell receiving module until both positions correspond to each other. (D) the collimated beam is positioned above the alignment point of the solar cell receiving module after the collimated beam has passed through the alignment window of the condenser lens while adjusting the relative position between the collimated beam and the collimated beam. After passing through each condenser lens, a step (E) of ending alignment when the concentrated light spot comes to be positioned on the corresponding solar cell element. A concentrating solar power generation module alignment method. 2. The concentrating solar power module alignment method according to claim 1, wherein the condensing lens array includes one or a plurality of alignment windows, an alignment hole, and a condensing lens. 2. The concentrating solar power module alignment method according to claim 1, wherein the solar cell reception module includes one or a plurality of alignment points and a solar cell element. 4. The concentrating solar power module alignment method according to claim 3, wherein the alignment points are located at four corners of the solar cell receiving module. The concentrating solar power module alignment method according to claim 1, wherein the collimated light source is a laser.