CN104300893A - Double-sided power generation solar battery assembly with polygonal structure - Google Patents
Double-sided power generation solar battery assembly with polygonal structure Download PDFInfo
- Publication number
- CN104300893A CN104300893A CN201410412757.1A CN201410412757A CN104300893A CN 104300893 A CN104300893 A CN 104300893A CN 201410412757 A CN201410412757 A CN 201410412757A CN 104300893 A CN104300893 A CN 104300893A
- Authority
- CN
- China
- Prior art keywords
- glass plate
- cell piece
- generating electricity
- light
- solar module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010248 power generation Methods 0.000 title abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 58
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 210000004027 cell Anatomy 0.000 description 70
- 230000000694 effects Effects 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention relates to a solar battery device, and discloses a double-sided power generation solar battery assembly with a polygonal structure. The double-sided power generation solar battery assembly with the polygonal structure comprises an assembly frame, a glass plate and battery pieces arranged on the glass plate, wherein the battery pieces are arranged at the inner side of the glass plate, the height of the battery piece is less than the length of the glass plate, a light source irradiates the obverse side of the battery piece from the glass plate, and the obverse side of the battery piece faces to a reflecting plate; and the battery piece is a double-sided battery piece, two ends of the reflecting plate are connected with the glass plate, and a side tangential surface of the reflecting plate is enabled to be of a polygonal structure. According to the invention, two sides of a monocrystalline silicon plate are enabled to receive illumination through the reasonably designed solar battery assembly structure, thereby improving the utilization efficiency of light energy and the power generation efficiency of monocrystalline silicon batteries. Compared with solar battery pieces with the same generating capacity in the prior art, the double-sided power generation solar battery assembly with the polygonal structure is more compact in size, simple and scientific in structure and high in photoelectric conversion efficiency.
Description
Technical field
The present invention relates to a kind of solar battery apparatus, by its relate to a kind of can the polygonal structures solar module of generating electricity on two sides.
Background technology
Energy problem is a national strategic issue, is also simultaneously in 21 century one of the human society significant challenge that high speed sustainable development will be kept to face.Because solar power generation is just like safe and reliable, pollution-free, do not limit by region, without the need to consume fuel, easy maintenance, construction period is short, and the scale of construction is random, does not need to set up lines, a series of advantage can be combined etc. easily with building, these advantages are that conventional power generation usage and other generation mode can not be compared, and thus solar power generation becomes current various countries and studies at most, and development is also one of the fastest technology.
In all solar cells, silicon solar cell, due to the technology of its maturation, becomes the main flow of solar cell gradually.And in silicon series solar cell, the conversion efficiency of monocrystaline silicon solar cell is the highest, technology is also ripe, and application is also extensive, still dominate in large-scale application and industrial production.
Improve the means of solar battery efficiency, mainly contain several as follows:
One makes light trapping structure in solar cell surface, namely makes a kind of anti-reflecting layer at monocrystalline silicon surface, thus reduce the reflectivity of silicon chip surface; Another is coated with one deck antireflecting coating on surface, increases the transmittance of light, thus improve solar cell to the absorption of light; In addition increase a concentrator at the receiving terminal of solar cell in addition, thus the efficiency of solar cell can be made to increase.
Can see, above-mentioned method is all focus is concentrated on solar cell in the raising of light absorption.And how to improve the photoelectric conversion efficiency of solar cell, become the present focus that everybody is concerned about and studies in the manufacturing cost of little degree of convergence increase monocrystaline silicon solar cell again.
Summary of the invention
The present invention is directed to solar module monocrystalline silicon battery efficiency in prior art low, volume is large, and the problems such as radiating effect is bad, provide a kind of polygonal structures generating electricity on two sides solar module, effectively improves the optical energy utilization efficiency of solar cell.
A kind of polygonal structures generating electricity on two sides solar module, the cell piece comprising module frame, glass plate and arrange on a glass, cell piece is arranged on inside glass plate, and the height of cell piece is less than the length of glass plate, light source is injected from glass plate, irradiate the front of cell piece, the back side subtend reflecting plate of cell piece; Described cell piece is double-side cell sheet, and the two ends of described reflecting plate are connected with glass plate, makes its side tangent plane form polygonal structure.Reflecting plate is used for flashing back the sunlight, and by the back side of light reflection to cell piece, enables the two sides of cell piece be subject to illumination simultaneously, improves photoelectric conversion efficiency.
Further, described cell piece is fixing on a glass by support, and this support is connected to the Si Bianchu of cell piece, does not affect cell piece and accepts illumination.
Further, reflecting plate is arranged on glass plate back to light source side, forms a cavity with glass plate, makes cell piece be positioned at this inside cavity.Gap by cell piece side and glass plate can be transmitted to the back side of the light reflection on reflecting plate to cell piece by reflecting plate.
Because reflecting plate is polygon, the light perpendicular to cell piece irradiates to glass plate, and a part is radiated at the front of cell piece, concurrent raw photovoltaic effect; Another part is radiated on reflecting plate through glass plate, because the polygonal structures of reflecting plate and radiation direction form certain angle, by the back side of light reflection to cell piece, photovoltaic effect occurs, realizes generating electricity on two sides.
Further, with Salar light-gathering pipe outside glass plate, for optically focused; Described Salar light-gathering pipe is cylindrical structural.
Further, several Salar light-gathering tube side-by-sides are arranged in module frame, and adjacent two Salar light-gathering pipes are connected by bend pipe, make all Salar light-gathering pipes in module frame be the arrangement of end to end S type.The two ends of end to end Salar light-gathering pipe are with air inlet and air outlet.Described air inlet is positioned at the bottom of module frame, and air outlet is positioned at the top of module frame.Air inlet and air outlet, for the ventilation and heat of cell piece, prevent cell piece temperature too high, reduces battery efficiency.Due to hot-air rising principle, preferably air inlet should be arranged on below, air outlet is arranged on top, is convenient to the cooling of cell piece.
Further, described cell piece is two-sided Monocrystalline silicon cell piece.
The present invention, by the solar module structure of appropriate design, makes that monocrystalline silicon plate is two-sided accepts illumination, improves the generating efficiency of optical energy utilization efficiency and monocrystalline silicon battery; Compared with the solar battery sheet of identical energy output of the prior art, volume is compacter, the simple science of structure; In addition, automatically distributing temperature by hot-air convection principle makes semiconductor power generation plate carry out orderly electron hole transmission formation electric current in the temperature of the best, reduce and make the unordered electron hole of semiconductor power generation plate transmit formation resistance because temperature raises, photoelectric conversion efficiency is high.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the embodiment of the present invention one A-A cross section view;
Fig. 3 is the embodiment of the present invention two A-A cross section view;
Wherein: 1-Salar light-gathering pipe; 2-module frame; 3-glass plate; 3a-air outlet; 3b-air inlet; 4-cell piece; 5-support; 6-bend pipe; 7-reflecting plate.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Set forth a lot of detail in the following description so that fully understand the present invention, but the present invention can also adopt the alternate manner be different from herein to implement, therefore the present invention is not by the restriction of following public specific embodiment.
As illustrated in fig. 1 and 2, a kind of polygonal structures generating electricity on two sides solar module, comprises module frame 2, glass plate 3 and is arranged on the cell piece 4 of glass plate 3 inside.Described cell piece 4 is two-sided Monocrystalline silicon cell piece.Cell piece 4 is arranged on glass plate 3 rear portion, and the height of cell piece 4 is less than the length of glass plate 3, and light source is injected from glass plate 3, irradiates the front of cell piece 4, the back side subtend reflecting plate 7 of cell piece 4; Described cell piece 4 is double-side cell sheet, and described reflecting plate 7 is the multi-plane structure with some knuckles.The two ends of reflecting plate 7 are connected with the both sides up and down of glass plate 3, make its side tangent plane form polygonal structure.Reflecting plate 7, for flashing back the sunlight, by the back side of light reflection to cell piece 4, enables the two sides of cell piece 4 be subject to illumination simultaneously, improves photoelectric conversion efficiency.
Described cell piece 4 is fixing on the glass sheets 3 by support 6, and this support 6 is connected to the Si Bianchu of cell piece 4, does not affect cell piece 4 and accepts illumination.
Reflecting plate 7 is arranged on glass plate 3 back to light source side, forms a cavity with glass plate 3, makes cell piece 4 be positioned at this inside cavity.Gap by cell piece 4 side and glass plate 3 can be transmitted to the back side of the light reflection on reflecting plate 7 to cell piece 4 by reflecting plate 7.
As shown in Figure 1, the structure adopting 4 glass plates 3 to connect in the present embodiment, with Salar light-gathering pipe 1 outside glass plate 3, is transparent light-transmitting materials, light can be irradiated to enclosure interior, for optically focused; Described Salar light-gathering pipe 1 is cylindrical tubular structure, and its side tangent plane outer wall is circular, and inwall is polygon, makes to become convex lens structures outside Salar light-gathering pipe 1, realizes optically focused effect.
4 Salar light-gathering pipes 1 are arranged side by side in module frame 2, and adjacent two Salar light-gathering pipes 1 are connected by bend pipe 6, make in module frame 24 Salar light-gathering pipes 1 in end to end S type arrangement.The two ends of end to end Salar light-gathering pipe 1 are with air inlet 3b and air outlet 3a.Air inlet 3b is positioned at the bottom of module frame 2, and air outlet 3a is positioned at the top of module frame 2.Air inlet 3b and air outlet 3a, for the ventilation and heat of cell piece 4, prevents cell piece 4 temperature too high, reduces battery efficiency.Due to hot-air rising principle, preferably air inlet 3b should be arranged on below, air outlet 3a is arranged on top, is convenient to the cooling of cell piece.
Embodiment 1 as shown in Figure 2, reflecting plate 7 is the two sides structure with a right angle, with glass plate 3 form one triangular prism shaped, its side tangent plane is triangular structure.This reflecting plate 7 is arranged on the side of glass plate 3 back to light source.Cell piece 4 is arranged on the position of deflection one end, glass plate 3 rear portion, and the height of cell piece 4 is the half of the length of glass plate 3.Light source is injected from glass plate 3, irradiates the front of cell piece 4, the back side subtend reflecting plate 7 of cell piece 4.When vertical light irradiates to glass plate 3, then a part of light is radiated at the front of cell piece 4, concurrent raw photovoltaic effect; Another part light therethrough glass plate 3 is radiated on reflecting plate 7, because reflecting plate 7 the latter half and radiation direction form miter angle degree, thus by light reflection the first half to reflecting plate 7, be refracted to the back side of the cell piece 4 being positioned at glass plate 3 top further, there is photovoltaic effect, realize the generating electricity on two sides of cell piece 4.
Embodiment 2 as shown in Figure 3, the side tangent plane of reflecting plate 7 is 1/2 of octagon, with three knuckles.Reflecting plate 7 and glass plate 3 form a pentagonal prism shape, and its side tangent plane is pentagonal configuration.This reflecting plate 7 is arranged on the side of glass plate 3 back to light source.Cell piece 4 is arranged on centre position, glass plate 3 rear portion, and the height of cell piece 4 is the half of the length of glass plate 3.Light source is injected from glass plate 3, irradiates the front of cell piece 4, the back side subtend reflecting plate 7 of cell piece 4.When vertical light irradiates to glass plate 3, then a part of light is radiated at the front of cell piece 4, concurrent raw photovoltaic effect; Another part light therethrough glass plate 3 is radiated on reflecting plate 7, because reflecting plate 7 the latter half and radiation direction form certain angle, thus by the back side of light reflection to cell piece 4, photovoltaic effect occurs, realizes the generating electricity on two sides of cell piece 4.
Although the own preferred embodiment of the present invention discloses as above, the present invention is not defined in this.Any those skilled in the art, without departing from the spirit and scope of the present invention, all can make various change and amendment, and therefore protection scope of the present invention should be as the criterion with claim limited range.
Claims (10)
1. a polygonal structures generating electricity on two sides solar module, the cell piece (4) comprising module frame (2), glass plate (3) and be arranged on glass plate (3), it is characterized in that: cell piece (4) is arranged on glass plate (3) inner side, and the height of cell piece (4) is less than the length of glass plate (3), light source is injected from glass plate (3), irradiate the front of cell piece (4), back side subtend reflecting plate (7) of cell piece (4); Described cell piece (4) is double-side cell sheet, and the two ends of described reflecting plate (7) are connected with glass plate (3), makes its side tangent plane form polygonal structure.
2. polygonal structures generating electricity on two sides solar module according to claim 1, it is characterized in that: described cell piece (4) is fixed on glass plate (3) by support (6), and this support (6) is connected to the Si Bianchu of cell piece (4), does not affect cell piece (4) and accept illumination.
3. polygonal structures generating electricity on two sides solar module according to claim 2, it is characterized in that: reflecting plate (7) is arranged on glass plate (3) back to light source side, form a cavity with glass plate (3), make cell piece (4) be positioned at this inside cavity.
4. polygonal structures generating electricity on two sides solar module according to claim 3, is characterized in that: the gap by cell piece (4) side and glass plate (3) can be transmitted to the back side of the light reflection on reflecting plate (7) to cell piece (4) by reflecting plate (7).
5. the polygonal structures generating electricity on two sides solar module according to claim 1-4 any one, is characterized in that: with Salar light-gathering pipe (1) outside glass plate (3), for optically focused; Described Salar light-gathering pipe (1) is cylindrical structural.
6. polygonal structures generating electricity on two sides solar module according to claim 5, it is characterized in that: several Salar light-gathering pipes (1) are arranged side by side in module frame (2), adjacent two Salar light-gathering pipes (1) are connected by bend pipe (6), and all Salar light-gathering pipes (1) in module frame (2) are arranged in end to end S type.
7. polygonal structures generating electricity on two sides solar module according to claim 6, is characterized in that: the two ends of end to end Salar light-gathering pipe (1) are with air inlet (3b) and air outlet (3a).
8. polygonal structures generating electricity on two sides solar module according to claim 7, it is characterized in that: described air inlet (3b) is positioned at the bottom of module frame (2), and air outlet (3a) is positioned at the top of module frame (2).
9. according to claim 1-4,6, polygonal structures generating electricity on two sides solar module described in 7 any one, it is characterized in that: described cell piece (4) is two-sided Monocrystalline silicon cell piece.
10. polygonal structures generating electricity on two sides solar module according to claim 9, is characterized in that: described Salar light-gathering pipe (1) is transparent light-transmitting materials, light can be irradiated to enclosure interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412757.1A CN104300893A (en) | 2014-08-18 | 2014-08-18 | Double-sided power generation solar battery assembly with polygonal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412757.1A CN104300893A (en) | 2014-08-18 | 2014-08-18 | Double-sided power generation solar battery assembly with polygonal structure |
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| Publication Number | Publication Date |
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| CN104300893A true CN104300893A (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410412757.1A Pending CN104300893A (en) | 2014-08-18 | 2014-08-18 | Double-sided power generation solar battery assembly with polygonal structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106330086A (en) * | 2016-11-11 | 2017-01-11 | 杭州品联科技有限公司 | Two-sided photovoltaic power generator |
| CN108233862A (en) * | 2017-12-18 | 2018-06-29 | 郭舒洋 | A kind of small-sized concentrating solar power generating device |
| CN109510584A (en) * | 2018-12-14 | 2019-03-22 | 王美民 | A kind of three-dimensional solar battery structure |
| WO2019200503A1 (en) * | 2018-04-16 | 2019-10-24 | 博立多媒体控股有限公司 | Solar concentrator |
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| JPH02119587A (en) * | 1988-10-25 | 1990-05-07 | Nec Corp | Solar battery power source system |
| CN2608907Y (en) * | 2003-03-28 | 2004-03-31 | 中国科学技术大学 | Two-sided heated solar heater |
| CN201303294Y (en) * | 2008-08-21 | 2009-09-02 | 欧阳晓平 | Full covered reflection type high-power completely even light collecting photovoltaic power generating device |
| CN102113134A (en) * | 2008-08-07 | 2011-06-29 | 萨维奥股份有限公司 | High-concentration photovoltaic system |
| CN102138222A (en) * | 2009-09-28 | 2011-07-27 | 丰田自动车株式会社 | Solar cell module manufacturing method and precursor for solar cell module |
| CN102761293A (en) * | 2011-04-25 | 2012-10-31 | 刘莹 | System for enhancing generating efficiency of two-sided solar battery |
| CN203218300U (en) * | 2013-04-28 | 2013-09-25 | 刘庆云 | Tubular concentrating photovoltaic cell assembly |
| CN204119146U (en) * | 2014-08-18 | 2015-01-21 | 杭州慈源科技有限公司 | Polygon two-sided monocrystalline silicon battery assembly |
-
2014
- 2014-08-18 CN CN201410412757.1A patent/CN104300893A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH02119587A (en) * | 1988-10-25 | 1990-05-07 | Nec Corp | Solar battery power source system |
| CN2608907Y (en) * | 2003-03-28 | 2004-03-31 | 中国科学技术大学 | Two-sided heated solar heater |
| CN102113134A (en) * | 2008-08-07 | 2011-06-29 | 萨维奥股份有限公司 | High-concentration photovoltaic system |
| CN201303294Y (en) * | 2008-08-21 | 2009-09-02 | 欧阳晓平 | Full covered reflection type high-power completely even light collecting photovoltaic power generating device |
| CN102138222A (en) * | 2009-09-28 | 2011-07-27 | 丰田自动车株式会社 | Solar cell module manufacturing method and precursor for solar cell module |
| CN102761293A (en) * | 2011-04-25 | 2012-10-31 | 刘莹 | System for enhancing generating efficiency of two-sided solar battery |
| CN203218300U (en) * | 2013-04-28 | 2013-09-25 | 刘庆云 | Tubular concentrating photovoltaic cell assembly |
| CN204119146U (en) * | 2014-08-18 | 2015-01-21 | 杭州慈源科技有限公司 | Polygon two-sided monocrystalline silicon battery assembly |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106330086A (en) * | 2016-11-11 | 2017-01-11 | 杭州品联科技有限公司 | Two-sided photovoltaic power generator |
| CN106330086B (en) * | 2016-11-11 | 2018-03-16 | 杭州品联科技有限公司 | Two-sided photovoltaic power generation apparatus |
| CN108233862A (en) * | 2017-12-18 | 2018-06-29 | 郭舒洋 | A kind of small-sized concentrating solar power generating device |
| WO2019200503A1 (en) * | 2018-04-16 | 2019-10-24 | 博立多媒体控股有限公司 | Solar concentrator |
| CN109510584A (en) * | 2018-12-14 | 2019-03-22 | 王美民 | A kind of three-dimensional solar battery structure |
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Application publication date: 20150121 |