CN102323661A - Secondary optical dodging mirror structure of light concentrating photovoltaic module - Google Patents
Secondary optical dodging mirror structure of light concentrating photovoltaic module Download PDFInfo
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- CN102323661A CN102323661A CN201110251854A CN201110251854A CN102323661A CN 102323661 A CN102323661 A CN 102323661A CN 201110251854 A CN201110251854 A CN 201110251854A CN 201110251854 A CN201110251854 A CN 201110251854A CN 102323661 A CN102323661 A CN 102323661A
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- light microscopic
- even light
- secondary optics
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- photovoltaic module
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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
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Abstract
The invention relates to a secondary optical dodging mirror structure of a light concentrating photovoltaic module, which adopts a square taper with the upper part larger than the lower part. The upper surface of the square tapered dodging mirror is provided with a protruding spherical surface. Sunlight through the secondary optical dodging mirror and the spherical surface can be refracted to the bottom in the secondary optical dodging mirror to form a light concentrating area, and the light concentrating area is located at the bottom of the square taper. Therefore, the light concentrating effect can be improved effectively, and the sunlight can be uniformly refracted to a bottom chip.
Description
Technical field
The present invention relates to solar energy photovoltaic power generation module, specifically a kind of with the complete even light microscopic structure of optics that refracts to the photovoltaic generating module bottom chip of sunshine.
Background technology
The solar photovoltaic technology let us is enjoyed the clean reproducible energy that the sun gives; And the receipts optical assembly in the solar high power condense photovoltaic electrification module is adopted the even light microscopic structure of secondary optics; Can the permissible error angle of sun tracking system be promoted to 1.2 degree from 0.2 degree; And promote the solar chip area utilization and almost reach 100%, reach the purpose of Homogeneouslly-radiating.
Patented claim 200810042090.5 is described to be a kind of high power concentrator non-tracking photovoltaic power generation module; It comprises solar battery sheet, radiating bottom plate, mirror condenser, tempered glass cover plate and frame; Said each solar battery sheet evenly is provided with; They evenly are bonded on the radiating bottom plate through the insulating heat-conductive adhesive linkage, and are connected in series through the band that confluxes; A mirror condenser is set on each solar battery sheet; Said mirror condenser is a funnel body without bottom; The following bottom opening and the solar cell plate shape of the reduced size of funnel are complementary, and the last bottom opening of large-size is rectangle or square, and are covered by the tempered glass cover plate; Radiating bottom plate, mirror condenser and tempered glass cover plate are fixed together through frame.This structure has that cost is low, dependable performance, advantage easy to use.
But above-mentioned structure; System adopts the even light microscopic structure of infundibulate secondary optics; Because the sun tracking system angle has had deviation; Cause light leak, too can light optically focused hot spot too small easily, can cause that solar high power condense photovoltaic electrification module chip temperature is too high, usefulness descends, chip temperature is too high and shortcoming such as chip real estate utilization factor deficiency.
Summary of the invention
Based on this, the purpose of this invention is to provide a kind of condensation photovoltaic module with the even light microscopic structure of secondary optics, this even light microscopic structure can effectively improve spotlight effect, evenly sunlight is refracted to bottom chip.
Another object of the present invention is to provide a kind of condensation photovoltaic module with the even light microscopic structure of secondary optics; Should even light microscopic structure make solar chip useful area utilization factor height, be easy to heat radiation; Increase the permissible error angle of sun tracking system; Help promoting whole solar high power condense photovoltaic electrification usefulness, and simple in structure, be easy to realize.
For achieving the above object, the present invention realizes like this.
A kind of condensation photovoltaic module is characterized in that with the even light microscopic structure of secondary optics this even light microscopic is up big and down small square taper, and upper surface that should the even light microscopic of side's taper has outstanding sphere; When sunlight is spared light microscopic and sphere through secondary optics; Can reflect the even light microscopic inner bottom part of sunshine to secondary optics, and form an extraction regions, the bottom of the extraction regions side of being positioned at taper; Should even light microscopic structure can improve spotlight effect effectively like this, and can sunlight evenly be refracted on the chip of bottom.
The even light microscopic of described secondary optics is usually with made with glass material (silicon dioxide); And it is up big and down small square taper, and outstanding sphere is a semicircle sphere, is convenient to the extraction regions of light refraction to square conical lower portion; And the square conical surface on top has a semi-round ball face and square taper to intersect the even light microscopic structure of formed secondary optics; When sunlight is spared the semicircle sphere on light microscopic surface through secondary optics, can reflect the bottom of the even light microscopic of sunshine to secondary optics, and form an extraction regions; One solar chip is disposed in this extraction regions, increases its applied sun tracking system permissible error angle, makes the area utilization of bottom chip reach 100%, reaches the purpose of Homogeneouslly-radiating, makes the chip enhancing efficiency.
The even light microscopic structure of said secondary optics system is up big and down small square taper, and the top square conical surface has a semi-round ball face structure; And the xsect of square taper is a square, is convenient to the refraction of light in the even light microscopic of square taper.
Further, the xsect of said side's taper is positive square.
Said semicircle spheroid, the upper surface of its lower surface and square taper is fixed together.
Above-mentioned semicircle spheroid, the diameter of its bottom surface is consistent with the shortest length or the width of square cone-shaped upper surface.
Said side's taper, it is with made up big and down small square tapers of similar material such as glass material (silicon dioxide) or acryl, and square taper is a solid construction.The even light microscopic of this secondary optics is processed by high light transmissive material.Semicircle sphere also is to be made by high light transmissive material usually.Normally according to the size decision of solar chip, the height of square taper then is to make according to actual conditions or designing requirement to the bottom surface size of side's taper.
Further, in semicircle sphere and process that square taper combines, can the side's of being employed in conical surface paste the method for a semi-round ball face, also can be made into integrative-structure by diameter with any material, or other fixed form.
Taper even light microscopic in the present invention side of employing combines sphere; When sunlight is spared light microscopic and sphere through secondary optics; Can reflect the even light microscopic inner bottom part of sunshine to secondary optics, form an extraction regions, and the bottom of the extraction regions side of being positioned at taper; Can improve spotlight effect effectively like this, can sunlight evenly be refracted on the chip of bottom.
Thereby; In the application of sun tracking system, extraction regions covers on the solar chip fully, makes solar chip useful area utilization factor height, is easy to heat radiation; Increase the permissible error angle of sun tracking system; Help promoting whole solar high power condense photovoltaic electrification usefulness, and simple in structure, be easy to realize.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done into description
Fig. 1 is the detailed 2D synoptic diagram of practical structures of the present invention.
Fig. 2 is an one-piece construction 3D schematic perspective view.
Fig. 3 is an illustrative view.
Fig. 4 is vertical sensitive surface skew 1.2 degree with sunlight of sun tracking system, the refraction synoptic diagram.
Wherein: 1 is the even light microscopic of secondary optics, and 2 is semicircle sphere, and 3 is the top conical surface, and 4 is the below taper; 5 is solar chip, and 6 is substrate, and 7 is Fresnel Lenses; 8 is tempered glass, and 9 is solar concentrating photovoltaic module sensitive surface sunlight direct of travel, 10, sunshine diffraction direct of travel.
Embodiment
As shown in Figure 1, the even light microscopic of the secondary optics that the present invention realized is applied in the solar high power condense photovoltaic electrification module usually, and this photovoltaic generating module includes even light microscopic 1, semicircle spheroid 2, solar chip 5 and substrate 6; In conjunction with shown in Figure 2; Even light microscopic 1 is up big and down small square pyramidal structure, and its top conical surface 3 is big, and below conical surface 4 is little; Solar chip 5 is arranged at the bottom of below conical surface 4, and solar chip 6 is fixed on the substrate 6 again.
The xsect of even light microscopic 1 is positive square, is convenient to carry out light refraction; The semicircle sphere 2 that top conical surface 3 is covered; The diameter of its bottom is consistent with the diameter length and the width of top conical surface 3; Semicircle spheroid 2 can cover fully and be fixed on the conical surface 3 of top like this, confirms according to designing requirement usually as for the size of top conical surface 3.
The even light microscopic of secondary optics is processed with glass usually, and it is convenient to reflect after the light incident with the up big and down small mode side of formation cone, and conical surface 4 forms a little extraction regions below even light microscopic.The mode of stickup is adopted in the combination of going up generous poppet surface 3 and semicircle sphere 2 usually; Below conical surface 4 also sticks on the solar chip 5; Sunshine 9 vertical irradiations are behind tempered glass 8, and behind Fresnel Lenses 7 optically focused, hot spot focuses on semicircle sphere 2 centre of surfaces; Sphere refraction sunlight with semicircle sphere evenly refracts on the solar chip 5 of bottom sunlight as shown in Figure 3.
When the angular deviation of the vertical sunlight sensitive surface of sun tracking system 1.2 when spending; Sunshine 9 oblique illumination are behind spray of molten steel glass 8; Behind Fresnel Lenses 7 optically focused, hot spot focuses on semicircle sphere 2 surfaces, but facula position is offset from the center of semicircle sphere 2; Sunlight still can refract on the solar chip 5 sunlight is complete via semicircle sphere 2 and even light microscopic 1 again, and is as shown in Figure 4.
In a word, the present invention makes simply, realizes easily, can evenly sunlight refracted to bottom chip, increase the permissible error angle of sun tracking system, thereby help promoting whole solar high power condense photovoltaic electrification usefulness.
In a word, the above is merely preferred embodiment of the present invention, is not the scope that is used for limiting the embodiment of the invention.Be that all equalizations of doing according to claim of the present invention change and modification, all in claim of the present invention.
Claims (7)
1. a condensation photovoltaic module is characterized in that with the even light microscopic structure of secondary optics this even light microscopic is up big and down small square taper, and upper surface that should the even light microscopic of side's taper has outstanding sphere.
2. condensation photovoltaic module as claimed in claim 1 is characterized in that with the even light microscopic structure of secondary optics logical its of the even light microscopic of secondary optics is up big and down small square taper, and said outstanding sphere is a semicircle sphere.
3. condensation photovoltaic module as claimed in claim 1 is characterized in that with the even light microscopic structure of secondary optics the xsect of said side's taper is square.
4. condensation photovoltaic module as claimed in claim 3 is with the even light microscopic structure of secondary optics, and the xsect that it is characterized in that said side's taper is positive square.
5. condensation photovoltaic module as claimed in claim 1 is characterized in that said semicircle sphere with the even light microscopic structure of secondary optics, and the upper surface of its lower surface and square taper is fixed together.
6. condensation photovoltaic module as claimed in claim 5 is characterized in that above-mentioned semicircle sphere with the even light microscopic structure of secondary optics, and the diameter of its bottom surface is consistent with the shortest length or the width of square cone-shaped upper surface.
7. condensation photovoltaic module as claimed in claim 1 is characterized in that said side's taper with the even light microscopic structure of secondary optics, is solid construction, and the even light microscopic of this secondary optics is processed by high light transmissive material, and semicircle sphere also is to be made by high light transmissive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110251854A CN102323661A (en) | 2011-08-30 | 2011-08-30 | Secondary optical dodging mirror structure of light concentrating photovoltaic module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110251854A CN102323661A (en) | 2011-08-30 | 2011-08-30 | Secondary optical dodging mirror structure of light concentrating photovoltaic module |
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| CN102323661A true CN102323661A (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110251854A Pending CN102323661A (en) | 2011-08-30 | 2011-08-30 | Secondary optical dodging mirror structure of light concentrating photovoltaic module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104932088A (en) * | 2015-06-05 | 2015-09-23 | 瑞德兴阳新能源技术有限公司 | Improved structure of concentrating photovoltaic secondary condenser |
| CN105490635A (en) * | 2015-12-03 | 2016-04-13 | 成都九登科技有限公司 | Twin highly concentrated light solar cell modules |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201781435U (en) * | 2010-07-16 | 2011-03-30 | 茂杰光电有限公司 | High Concentration Solar System with Array Mirror |
| CN201781436U (en) * | 2010-07-16 | 2011-03-30 | 茂杰光电有限公司 | High-concentration solar system with multi-point concentrating array mirror |
| CN202256730U (en) * | 2011-08-30 | 2012-05-30 | 深圳市升阳绿能科技有限公司 | Secondary optical light balance lens structure used for optically-focused photovoltaic module |
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2011
- 2011-08-30 CN CN201110251854A patent/CN102323661A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201781435U (en) * | 2010-07-16 | 2011-03-30 | 茂杰光电有限公司 | High Concentration Solar System with Array Mirror |
| CN201781436U (en) * | 2010-07-16 | 2011-03-30 | 茂杰光电有限公司 | High-concentration solar system with multi-point concentrating array mirror |
| CN202256730U (en) * | 2011-08-30 | 2012-05-30 | 深圳市升阳绿能科技有限公司 | Secondary optical light balance lens structure used for optically-focused photovoltaic module |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104932088A (en) * | 2015-06-05 | 2015-09-23 | 瑞德兴阳新能源技术有限公司 | Improved structure of concentrating photovoltaic secondary condenser |
| CN104932088B (en) * | 2015-06-05 | 2017-04-05 | 瑞德兴阳新能源技术有限公司 | Improved structure of concentrating photovoltaic secondary condenser |
| CN105490635A (en) * | 2015-12-03 | 2016-04-13 | 成都九登科技有限公司 | Twin highly concentrated light solar cell modules |
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Application publication date: 20120118 |