CN102376784A - Solar cell module and electromagnetic wave collecting device thereof - Google Patents
Solar cell module and electromagnetic wave collecting device thereof Download PDFInfo
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- CN102376784A CN102376784A CN201010259869XA CN201010259869A CN102376784A CN 102376784 A CN102376784 A CN 102376784A CN 201010259869X A CN201010259869X A CN 201010259869XA CN 201010259869 A CN201010259869 A CN 201010259869A CN 102376784 A CN102376784 A CN 102376784A
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- electromagnetic wave
- acquisition means
- reflector
- wave receiving
- receiving acquisition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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Abstract
The invention relates to an electromagnetic wave collecting device. The electromagnetic wave collecting device comprises a columnar electromagnetic wave conductor and a reflection structure, wherein the reflection structure is located next to the axis center of the columnar electromagnetic wave conductor, and is formed by series connection of multiple bipyramidal reflection units; and each bipyramidal reflection unit is provided with a first reflection layer. The electromagnetic wave collecting device has the advantages that the volume can be reduced and the use convenience can be improved.
Description
Technical field
The present invention is relevant for a kind of electromagnetic wave receiving acquisition means and have the solar cell module of this electromagnetic wave receiving acquisition means.
Background technology
The electricity generating principle of solar cell is to utilize solar cell to absorb the sunlight of specific wavelength, then luminous energy directly is transformed into electric energy output.
In recent years, solar cell is fast-developing, and (High Concentration Photovoltaic HCPV) receives concern widely to wherein high concentrating solar battery especially.High concentrating solar battery comprises solar chip and optically focused module.Solar chip can become electric energy with conversion of solar energy, and the optically focused module can be gathered together sunlight and is transferred to solar chip then.
In the prior art, the optically focused module can be divided into refraction type and reflective.Wherein, The refraction type light gathering module is via collector lens or Fei Nieer lens (Fresnel Lens) sunlight to be done for the first time to focus on, the sunlight after focusing on for the first time through secondary optical lens carry out that luminous point dwindles and the action of optically focused homogenizing after get into solar chip.The reflection concentration type module is with parabola or spherical reflector sunlight to be done for the first time to focus on, the sunlight after focusing on for the first time through secondary optical lens carry out that luminous point dwindles and the action of optically focused homogenizing after get into solar chip.
Yet refraction type or reflection concentration type module all need vertical incidence light, therefore need the collocation sun tracking system, the inconvenience that causes the optically focused module to use.In addition, in the process of lens light gathering, the optically focused module need keep certain volume control focus and focal length when being convenient to optically focused, therefore is difficult to dwindle the volume of optically focused module.
Therefore, reduced volume and improve the convenience that uses how is one of subject under discussion that personnel were paid attention to of association area with the application of expansion optically focused module and solar cell in fact.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of electromagnetic wave receiving acquisition means, but the convenience that its reduced volume and raising are used.
The present invention also aims to provide a kind of solar cell, it can improve the convenience of use.
The present invention proposes a kind of electromagnetic wave receiving acquisition means, and it comprises column electromagnetic wave conductor and catoptric arrangement.Catoptric arrangement is positioned near the column electromagnetic wave conductor shaft core position, and it is to be formed by a plurality of bicone reflector element serial connections.Each bicone reflector element has first reflector.
The present invention proposes a kind of electromagnetic wave receiving acquisition means again; It comprises tabular electromagnetic wave conductor; The zigzag catoptric arrangement that has first surface and second surface and be positioned at first surface, wherein the zigzag catoptric arrangement is to be made up of a plurality of reflector element, each reflector element has first inclined-plane and second inclined-plane; The intersection on above-mentioned first inclined-plane and second inclined-plane forms cambered surface, wherein is formed with the reflector on first inclined-plane.
The present invention proposes a kind of solar cell module, comprises that above-mentioned electromagnetic wave receiving acquisition means and at least one energy conversion device are close to one of them end face of electromagnetic wave receiving acquisition means.
Electromagnetic wave receiving acquisition means of the present invention and solar cell comprise column electromagnetic wave conductor and catoptric arrangement; But make the equal vertical incidence column electromagnetic wave conductor of light of different directions; Need not sun tracking system auxiliary, thereby can promote the convenience that electromagnetic wave receiving acquisition means and solar cell use.And catoptric arrangement makes light-ray condensing together towards predetermined direction reflection light under the cooperation of column electromagnetic wave conductor easily, and because it does not receive the influence of focus and focus controlling, therefore helps dwindling the volume of electromagnetic wave receiving acquisition means.
Above-mentioned explanation only is the general introduction of technical scheme of the present invention; Understand technological means of the present invention in order can more to know; And can implement according to the content of specification, and for let of the present invention above-mentioned with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 illustrates the schematic perspective view into the electromagnetic wave receiving acquisition means of one of embodiment of the invention.
Fig. 2 A, Fig. 2 B and Fig. 3 C are the sketch map that electromagnetic wave receiving acquisition means shown in Figure 1 is cut open along II-II '.
The sketch map that Fig. 3 cuts open along III-III ' for electromagnetic wave receiving acquisition means shown in Figure 1.
Another sketch map that Fig. 4 cuts open along III-III ' for electromagnetic wave receiving acquisition means shown in Figure 1.
Fig. 5 illustrates the generalized section into the electromagnetic wave receiving acquisition means of another embodiment of the present invention.
Fig. 6 illustrates the generalized section into the electromagnetic wave receiving acquisition means of another embodiment of the present invention.
Fig. 7 A and 7B illustrate the generalized section into the electromagnetic wave receiving acquisition means of another embodiment of the present invention
Fig. 8 A and Fig. 8 B illustrate the sketch map that the electromagnetic wave receiving acquisition means is cut open along X-X ' shown in Fig. 7 A.
Fig. 9 A and 9B illustrate the generalized section into the solar cell module of another embodiment of the present invention.
Embodiment
Fig. 1 illustrates the schematic perspective view into the electromagnetic wave receiving acquisition means of one of embodiment of the invention.Fig. 2 A to Fig. 2 C is the sketch map that electromagnetic wave receiving acquisition means shown in Figure 1 is cut open along II-II '.
See also Fig. 1 and Fig. 2 A to Fig. 2 C, the electromagnetic wave receiving acquisition means 10 of one of embodiment of the invention comprises column electromagnetic wave conductor 12 and catoptric arrangement 14.In the present embodiment, catoptric arrangement 14 is positioned near the OO ' position, axle center of column electromagnetic wave conductor 12, and it is to be formed by a plurality of bicone reflector element 140 serial connections, and each bicone reflector element 140 has first reflector 142.Electromagnetic wave receiving acquisition means 10 can be used to collect the electromagnetic wave of different wave length, for ease of describing, below only does explanation with light.
Hold above-mentionedly, column electromagnetic wave conductor 12 has the first relative end face 122 and second end face 124, and the surface 126 that connects first end face 122 and second end face 124.
Especially, in the present embodiment, for increasing the utilance of light, electromagnetic wave receiving acquisition means 10 also can comprise anti-reflecting layer 16, and it is arranged on the surface 126 of column electromagnetic wave conductor 12.Anti-reflecting layer 16 can reduce the probability that total reflection takes place incident ray 18, makes more rays can get into electromagnetic wave receiving acquisition means 10 inside.
In column electromagnetic wave conductor 12, near the refractive index at catoptric arrangement 14 places greater than refractive index near anti-reflecting layer 16 places.For example, the refractive index of electromagnetic wave conductor 12 is along 14 direction increases gradually or is staged and increases from anti-reflecting layer 16 to catoptric arrangement.
Shown in Fig. 2 A; After light 18 gets into column electromagnetic wave conductor 12; Can reflection in first reflector 142, through the light 18a of reflection can be earlier towards advancing away from the direction of axle center OO ', but since in the column electromagnetic wave conductor 12 refractive index 14 direction increases gradually or is staged and increases from anti-reflecting layer 16 to catoptric arrangement; Therefore light 18a can turn at column electromagnetic wave conductor 12 gradually, and then changes that OO ' advances towards the axle center.Light 18a can concentrate on second end face 124 of column electromagnetic wave conductor 12, to reach the effect of optically focused through after for several times above-mentioned reflection and reflecting.
Fig. 2 B is an another embodiment of the present invention, and in the present embodiment, bicone reflector element 140 also comprises second reflector 144.Second reflector 144 is adjacent with first reflector 142.In present embodiment, the area in first reflector 142 is greater than the area in second reflector 144.
Moreover second reflector 144 can be used for the direction reflection of the light of incident on it towards first end face 122 of column electromagnetic wave conductor 12, thereby with light-ray condensing together.Be appreciated that; In order effectively to utilize the light that gets into column electromagnetic wave conductor 12; Increase is from the outgoing light intensity of second end face 124; On first end face 122, also reflector 17 can be set, be used for the light that is radiated at first end face 122 is reflexed to the direction of second end face 124, thereby further increase intensity from second end face, 124 emergent raies.
Above-mentioned first reflector 142 and second reflector 144 in Fig. 2 B the II-II ' cut-away diagram of Fig. 1; It can be the inclined-plane; And the intersection in first reflector 142 and second reflector 144 presss from both sides outside the angle; Also can be shown in Fig. 2 C, the intersection that first reflector 142 and second reflector 144 are rendered as cambered surface and first reflector 142 and second reflector 144 also appears circular-arc.Moreover, can space, adjacent or one-body molded between above-mentioned first reflector 142 and adjacent second reflector 144.
Moreover, catoptric arrangement 14 except can be positioned near column electromagnetic wave conductor 12 axle center, also can be positioned at column electromagnetic wave conductor 12 any parts; In addition; Column electromagnetic wave conductor 12 can be various columns; For example as shown in Figure 3, the cross section of column electromagnetic wave conductor 12 is circular in the present embodiment, also can be as shown in Figure 4; The cross section of column electromagnetic wave conductor 12 is oval, in addition also can be triangle, rectangle, other polygons or fan-shaped; Moreover, reflector element 140 except can be of above-mentioned embodiment be the complete bicone structure, as shown in Figure 5, when the cross section of column electromagnetic wave conductor 12 when being fan-shaped, reflector element 140 also can be the bicone structure of part.
Above-mentioned electromagnetic wave receiving acquisition means 10 comprises column electromagnetic wave conductor 12 and catoptric arrangement 14; But the light of different directions is vertical incidence column electromagnetic wave conductor 12 all; Need not sun tracking system auxiliary, thereby can promote the convenience that electromagnetic wave receiving acquisition means 10 uses.Catoptric arrangement 14 makes light-ray condensing together towards predetermined direction reflection light under the cooperation of column electromagnetic wave conductor 12 easily, because it does not receive the influence of focus and focus controlling, therefore helps dwindling the volume of electromagnetic wave receiving acquisition means 10.
Fig. 6 illustrates the generalized section into the electromagnetic wave receiving acquisition means of another embodiment of the present invention.See also Fig. 6, electromagnetic wave receiving acquisition means 30 is similar with electromagnetic wave receiving acquisition means 10, and its difference is: the catoptric arrangement 34 of electromagnetic wave receiving acquisition means 30 is solid construction.Wherein, above-mentioned catoptric arrangement 34 is directly to be formed by the bicone reflector element 140 of the material preparation previous embodiment with light reflective.
Fig. 7 A to Fig. 7 B is an another embodiment of the present invention.See also Fig. 7 A, tabular electromagnetic wave receiving acquisition means 40 comprises electromagnetic wave conductor 42 and the catoptric arrangement 44 with first surface 422 and second surface 424.Can form anti-reflecting layer 46 on the first surface 422 of electromagnetic wave conductor 42; Catoptric arrangement 44 is arranged on the second surface 424 of tabular electromagnetic wave conductor 42; And this catoptric arrangement 44 is engrail catoptric arrangements by a plurality of reflector element 440 serial connections, and each reflector element 440 has one deck first reflector 442 at least.
Moreover, also can shown in Fig. 7 B, can comprise first reflector 442 and second reflector 444 by each reflector element 440, and be connected between first reflector 442 and second reflector 444, its intersection can shape at an angle or cambered surface.
In addition, in the foregoing description, can adjoin each other or the space between second reflector 444 and first reflector 442.
Moreover, in the above-mentioned electromagnetic wave conductor, less than the refractive index near second surface 424 places, and refractive index increases gradually or is staged along the direction from this first surface 422 to second surface 424 and increases near the refractive index at first surface 422 places.
Be appreciated that; In the present embodiment; First reflector 442 of reflector element 440 or second reflector 444 can be high reflecting metals such as silver, aluminium or copper; Also can be the distributed Bragg reflector that forms by the mutual storehouse of refractive index different oxidation thing (Distributed Bragg Reflector, DBR).
Fig. 8 A and Fig. 8 B be among above-mentioned Fig. 7 A electromagnetic wave conductor 42 along the sectional view of XX ' hatching; Shown in Fig. 8 A; First surface 422 can be the plane that is parallel to each other with second surface 424; First reflector 442 also is parallel to first surface 422 and second surface 424, makes electromagnetic wave conductor 42 form a board-like electromagnetic wave conductor; In addition also can be shown in Fig. 8 B, first surface 422 also can be a cambered surface and second surface 424 is planes, making electromagnetic wave conductor 42 form light entrance faces is the electromagnetic wave conductor of cambered surface.
Fig. 9 A illustrates the generalized section into the solar cell module of another embodiment of the present invention.Solar cell module 100 comprises electromagnetic wave receiving acquisition means 60 and at least one energy conversion device 70.Electromagnetic wave receiving acquisition means 60 can be any electromagnetic wave receiving acquisition means in the foregoing description, can be like Fig. 1 to column electromagnetic wave receiving acquisition means shown in Figure 6, also can be the tabular electromagnetic wave receiving acquisition means shown in Fig. 7 A to Fig. 8 B.Following examples are that example describes with column electromagnetic wave receiving acquisition means, but the present invention is not limited thereto.
In the present embodiment, electromagnetic wave receiving acquisition means 60 comprises column electromagnetic wave conductor 62 and catoptric arrangement 64.Column electromagnetic wave conductor 62 has the first relative end face 622 and second end face 624.Energy conversion device 70 is near second end face 624, and 67 in reflector is arranged on first end face 622.
During use, assemble light in first reflector 642 of the bicone reflector element 640 in the column electromagnetic wave conductor 62 towards the direction reflection of second end face 644, thereby raising gets into the light intensity of energy conversion device 70 to improve utilization ratio of optical energy.And, adopt electromagnetic wave receiving acquisition means 60 can replace sun tracking system of the prior art, therefore can improve the convenience that solar cell 100 uses, thereby enlarge the range of application of solar cell 100.In addition; On second reflector 644 reflector 67 is set; Can make the light that is radiated at first end face 622 be reflected to the direction of second end face 624, thereby further increase the light intensity that gets into energy conversion device 70, to improve the utilization ratio of optical energy of solar cell 100.
Fig. 9 B illustrates the generalized section into the solar cell module of another embodiment of the present invention; Be provided with the solar cell module 100 except being shown in second end face 624 like Fig. 9 A; Also can be shown on second end face 624 energy conversion device 70 ' is set, in order to receive the light that is reflected via second reflector 644 like Fig. 9 B.
In addition, above-mentioned energy conversion device is to be solar cell, and its material can be the solar cell of monocrystalline silicon, polysilicon, three or five family's semiconductors or copper indium gallium selenide materials such as (Copper Indium Gallium Selenide).
In sum; Electromagnetic wave receiving acquisition means of the present invention and solar cell comprise column electromagnetic wave conductor and catoptric arrangement; But make the equal vertical incidence column electromagnetic wave conductor of light of different directions; Therefore sun tracking system of the prior art can be replaced, thereby the convenience of electromagnetic wave receiving acquisition means and solar cell use can be promoted.And catoptric arrangement makes light-ray condensing together towards predetermined direction reflection light under the cooperation of column electromagnetic wave conductor easily, and, because it does not receive the influence of focus and focus controlling, therefore also help the volume that dwindles the electromagnetic wave receiving acquisition means.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (14)
1. electromagnetic wave receiving acquisition means; It comprises column electromagnetic wave conductor and catoptric arrangement; It is characterized in that: this catoptric arrangement is positioned at this column electromagnetic wave conductor; This catoptric arrangement is to be formed by a plurality of bicone reflector element serial connections complete or part, wherein has first reflector on each this bicone reflector element.
2. electromagnetic wave receiving acquisition means as claimed in claim 1 is characterized in that: this electromagnetic wave receiving acquisition means also comprises anti-reflecting layer, is arranged at the surface of this column electromagnetic wave conductor.
3. electromagnetic wave receiving acquisition means as claimed in claim 2; It is characterized in that: in this electromagnetic wave conductor; Greater than the refractive index near this anti-reflecting layer place, or the refractive index of this electromagnetic wave conductor increases gradually or is staged along the direction from this anti-reflecting layer to this catoptric arrangement and increases near the refractive index at this catoptric arrangement place.
4. electromagnetic wave receiving acquisition means as claimed in claim 1 is characterized in that: have one second reflector on this bicone reflector element, wherein this first reflector and this second reflector is adjacent, separately or one-body molded.
5. electromagnetic wave receiving acquisition means as claimed in claim 4 is characterized in that: the intersection shape in this first reflector and second reflector at an angle or cambered surface, and/or this first reflector and second reflector are inclined-plane or cambered surface.
6. electromagnetic wave receiving acquisition means as claimed in claim 1 is characterized in that: this catoptric arrangement is a hollow structure.
7. electromagnetic wave receiving acquisition means as claimed in claim 1 is characterized in that: this column
The cross section of magnetic wave conductor is circle, ellipse, triangle, rectangle, polygon or fan-shaped.
8. electromagnetic wave receiving acquisition means; It comprises: tabular electromagnetic wave conductor; This tabular electromagnetic wave conductor has first surface and second surface, it is characterized in that: this electromagnetic wave receiving acquisition means also comprises the zigzag catoptric arrangement and first reflector, and this zigzag catoptric arrangement is positioned at this second surface; Wherein this zigzag catoptric arrangement is to be made up of a plurality of reflector element; And this reflector element has first inclined-plane and second inclined-plane, and the intersection on this first inclined-plane and second inclined-plane forms cambered surface, and this first reflector is positioned on this first inclined-plane.
9. electromagnetic wave receiving acquisition means as claimed in claim 8 is characterized in that: this electromagnetic wave receiving acquisition means also comprises second reflector and is positioned on this second inclined-plane.
10. electromagnetic wave receiving acquisition means as claimed in claim 8 is characterized in that: this electromagnetic wave receiving acquisition means also comprises anti-reflecting layer, is arranged at this first surface.
11. electromagnetic wave receiving acquisition means as claimed in claim 8; It is characterized in that: in this electromagnetic wave conductor; Less than the refractive index near this second surface place, or the refractive index of this electromagnetic wave conductor increases gradually or is staged along the direction from this first surface to this second surface and increases near the refractive index at this first surface place.
12. electromagnetic wave receiving acquisition means as claimed in claim 8 is characterized in that: this first surface and this second surface are plane or cambered surface.
13. solar cell module; It comprises electromagnetic wave receiving acquisition means and energy conversion device; This electromagnetic wave receiving acquisition means is selected from any described electromagnetic wave receiving acquisition means in the claim 1 to 12, and this energy conversion device is arranged at least one end face of this electromagnetic wave receiving acquisition means.
14. solar cell module as claimed in claim 13 is characterized in that: this energy conversion device is a solar cell, and its material is monocrystalline silicon, polysilicon, three or five family's semiconductor or copper indium gallium selenide.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010259869 CN102376784B (en) | 2010-08-23 | 2010-08-23 | Solar cell module and electromagnetic wave collecting device thereof |
| CN201310140363.0A CN103227215B (en) | 2010-08-23 | 2010-08-23 | Solar cell module and electromagnetic wave collecting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010259869 CN102376784B (en) | 2010-08-23 | 2010-08-23 | Solar cell module and electromagnetic wave collecting device thereof |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310140363.0A Division CN103227215B (en) | 2010-08-23 | 2010-08-23 | Solar cell module and electromagnetic wave collecting device thereof |
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| Publication Number | Publication Date |
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| CN102376784A true CN102376784A (en) | 2012-03-14 |
| CN102376784B CN102376784B (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010259869 Active CN102376784B (en) | 2010-08-23 | 2010-08-23 | Solar cell module and electromagnetic wave collecting device thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090126792A1 (en) * | 2007-11-16 | 2009-05-21 | Qualcomm Incorporated | Thin film solar concentrator/collector |
| WO2010033859A2 (en) * | 2008-09-19 | 2010-03-25 | The Regents Of The University Of California | System and method for solar energy capture and related method of manufacturing |
| US20100180946A1 (en) * | 2008-09-18 | 2010-07-22 | Qualcomm Mems Technologies, Inc. | Increasing the angular range of light collection in solar collectors/concentrators |
| US20100206369A1 (en) * | 2009-02-13 | 2010-08-19 | Sunyoung Kim | Solar cell and method for manufacturing the same |
-
2010
- 2010-08-23 CN CN 201010259869 patent/CN102376784B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090126792A1 (en) * | 2007-11-16 | 2009-05-21 | Qualcomm Incorporated | Thin film solar concentrator/collector |
| US20100180946A1 (en) * | 2008-09-18 | 2010-07-22 | Qualcomm Mems Technologies, Inc. | Increasing the angular range of light collection in solar collectors/concentrators |
| WO2010033859A2 (en) * | 2008-09-19 | 2010-03-25 | The Regents Of The University Of California | System and method for solar energy capture and related method of manufacturing |
| US20100206369A1 (en) * | 2009-02-13 | 2010-08-19 | Sunyoung Kim | Solar cell and method for manufacturing the same |
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| CN102376784B (en) | 2013-09-04 |
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