CN102403929A - Solar light-gathering power generation module - Google Patents
Solar light-gathering power generation module Download PDFInfo
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- CN102403929A CN102403929A CN2011103451432A CN201110345143A CN102403929A CN 102403929 A CN102403929 A CN 102403929A CN 2011103451432 A CN2011103451432 A CN 2011103451432A CN 201110345143 A CN201110345143 A CN 201110345143A CN 102403929 A CN102403929 A CN 102403929A
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- solar energy
- light collector
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- energy concentration
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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 discloses a solar light-gathering power generation module, comprising a light collector, a Fresnel lens arranged on the top of the light collector, a solar cell panel arranged at the bottom of the light collector, and two leads connected with the solar cell panel, wherein reflecting surfaces of the light collector are expanded outward from the bottom to top. As the four reflecting surfaces of the light collector are paraboloids, the solar light-gathering power generation module of the invention improves light absorptivity and generating capacity of solar cells in unit area at the maximum limit by means of light-gathering effect of the Fresnel lens and reflection effect of the paraboloids; meanwhile, silicon chips of the solar cells in the invention can be made of the waste silicon chips or leftover materials of the silicon chips, thus reducing manufacturing cost of the invention and obtaining very strong practicability.
Description
Technical field
The present invention relates to the helioplant field, relate in particular to a kind of solar energy concentration generating module.
Background technology
Solar energy is meant the emittance of sunlight; Generally be used for generating or convert heat energy into, utilize the mode of solar energy that the employing heat collector is generally arranged at present, being used in the conversion of solar energy; For example flat plate collector, light collecting heat collector; Be electric energy through solar cell with conversion of solar energy perhaps, its basic principle is to utilize photovoltaic effect that solar radiant energy is converted into electric energy, generally is applied in aspects such as artificial satellite, spaceship, lighter and wrist-watch.Characteristics such as it is general, harmless, huge and permanent that though solar energy has, its efficient of existing helioplant is on the low side, cost is higher, aspect economy, can't compete mutually with conventional energy resource, thereby has influenced applying of helioplant.The cost of present solar cell in whole device of solar generating is the highest; But the sunlight that receives on its unit are is lower; Cause its energy output on the low side, thereby the solar cell that how effectively to improve unit are receive the focus that more sunlight raising energy output becomes present research.
Therefore, prior art awaits to improve and development.
Summary of the invention
Deficiency in view of above-mentioned prior art the object of the present invention is to provide a kind of solar energy concentration generating module, is intended to solve the problem that solar cell light-receiving rate is low, energy output is low in the existing solar condensing power generation device.
Technical scheme of the present invention is following:
A kind of solar energy concentration generating module; Comprise: light collector, be arranged at the Fresnel Lenses on this light collector top, be arranged at the solar panel of this light collector bottom; Two lead-in wires that are connected with this solar panel; Said light collector comprises reflecting surface and shell, it is characterized in that, the reflecting surface of said light collector expands outwardly from the bottom to top.
Described solar energy concentration generating module, wherein, said light collector has 4 reflectings surface.
Described solar energy concentration generating module, wherein, 4 reflectings surface of said light collector are parabolic, said solar panel is arranged on paraboloidal along.
Described solar energy concentration generating module, wherein, the thickness of said Fresnel Lenses is 4mm, the light concentrating times of said Fresnel Lenses is less than 100 times.
Described solar energy concentration generating module, wherein, several solar energy concentration generating modules are formed the solar energy concentration generating module array.
Described solar energy concentration generating module, wherein, said solar panel comprises aluminium base and is arranged on the silicon chip on this aluminium base.
Described solar energy concentration generating module, wherein, said silicon chip is processed by waste and old silicon chip or silicon chip leftover pieces.
Described solar energy concentration generating module, wherein, the reflecting surface of said light collector scribbles reflective coating.
Described solar energy concentration generating module, wherein, the material of the shell of said light collector is ABS material or aluminium.
Described solar energy concentration generating module; Wherein, Also connect a sun tracking system, said sun tracking system comprises the dynamical system that a processor is connected with this processor, reaches the transmission device by this dynamical system control; This transmission device is connected with the solar energy concentration generating module and drives it follows the tracks of the sunlight direction, be provided with in the said processor one be used to detect the sunlight direction photoelectric detector.
Beneficial effect: solar energy concentration generating module of the present invention is because 4 reflectings surface of light collector are set to parabola; Utilize the optically focused effect and this paraboloidal reflex of Fresnel Lenses; The absorptivity and the energy output of unit are solar cell of the present invention have been improved to greatest extent; And the silicon chip of solar cell can be processed by waste and old silicon chip or silicon chip leftover pieces among the present invention, thereby has reduced manufacturing cost of the present invention, has very strong practicality.
Description of drawings
Fig. 1 is the stravismus decomposition texture sketch map of the embodiment of the invention.
Fig. 2 faces the decomposition texture sketch map for the embodiment of the invention.
Fig. 3 is the side-looking decomposition texture sketch map of the embodiment of the invention.
Fig. 4 is the plan structure sketch map of the embodiment of the invention.
Fig. 5 is the light collector left side light reflection sketch map of the embodiment of the invention.
Embodiment
The present invention provides a kind of solar energy concentration generating module, and is clearer, clear and definite for making the object of the invention, technical scheme and effect, below to further explain of the present invention.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Solar energy concentration generating module of the present invention; Comprise light collector; Be arranged at the Fresnel Lenses on this light collector top, be arranged at the solar panel of this light collector bottom, and two lead-in wires that are connected with this solar panel; Wherein, the reflecting surface of this light collector expands outwardly from bottom to up.
The embodiment of solar energy concentration generating module of the present invention shown in Fig. 1-3, comprises light collector 120; This light collector 120 is provided with the reflecting surface that is used for reflected sunlight; Be arranged at the Fresnel Lenses 110 on these light collector 120 tops, this Fresnel Lenses 110 is used for focusing sunlight, is arranged at the solar panel 130 of these light collector 120 bottoms; It is electric energy that this solar panel 130 is used for conversion of solar energy; And two lead-in wires 140 and 150 that are connected with this solar panel, these two lead-in wires can insert the equipment that needs energising, and the reflecting surface of this light collector 120 expands outwardly from bottom to up; This light collector 120 can reflex to the sunlight that is radiated at the light collector reflecting surface on the solar panel 130; Thereby through the double optically focused effect of this Fresnel Lenses 110 and light collector 120, to greatest extent with solar light focusing to solar panel 130, sunlight is used efficiently.
Fresnel Lenses 110 one side in the solar energy concentration generating module of the present invention is the light face, the another side imprinting ascending concentric circles, it many times is being equivalent to the convex lens of infrared ray and visible light; Effect is better, and the Fresnel Lenses cost is more much lower than common convex lens, therefore is suitable for very much the concentrating solar battery electricity generation system; Among the present invention, the light of Fresnel Lenses 110 faces up, and concentric circles faces down; Fresnel Lenses 110 main effect in the present invention is a focussing force, and sunlight gets into from the light face of Fresnel Lenses 110, through after the Fresnel Lenses 110; Through its focussing force, parallel solar light focusing becomes a bit, and Fresnel Lenses 110 its thickness among the present invention are preferably about 4mm; Its light concentrating times is less than 100 times, and at this moment, its focus point just in time all concentrates on the solar panel 130; Improved light gathering efficiency, improved solar energy utilization ratio of the present invention greatly, for the temperature that makes solar panel is unlikely to too high; Light concentrating times needs less than 100 times, improving spotlight effect as far as possible, and guarantees the operate as normal of solar panel.
Solar energy concentration generating module of the present invention, preferably, light collector 120 is provided with 4 reflectings surface; And each reflecting surface of this light collector is all processed parabola, so, and when solar light irradiation is on the parabola of light collector 120; Can reflect each other through 4 parabolas, solar light focusing on solar panel 130, is improved this solar panel 130 energy output; As shown in Figure 1, these light collector 120 inner surfaces are provided with 4 reflectings surface, and each reflecting surface all is made as parabola; Four parabolas expand outwardly from bottom to up, closely connect between the adjacent parabola, and solar panel 130 is arranged on four paraboloidal bottoms; Fresnel Lenses 110 is arranged on four paraboloidal tops, after solar irradiation is mapped to the earth, is generally parallel rays; Use parabola as reflecting surface, the sunlight that the light collector of parabolic shape can will be parallel to optical axis pools a point that overlaps with parabolic focus, and the present invention is arranged on this paraboloidal along with solar panel 130; To be electric energy with conversion of solar energy to greatest extent, the parabolic radian of light collector 120 of the present invention obtains through accurate Calculation and experiment, even under the situation of the non-perpendicular irradiation of sunlight; As shown in Figure 5; The left side parabola of this light collector 120 also can reflex to solar panel 130 with light, and the reflectivity of this light collector 120 also can remain on more than 95%, and its luminous point that converges is little; Can also be on solar panel 130 with this luminous point full illumination that converges, thus solar energy utilization ratio of the present invention improved.This parabolic reflector can be collected more solar energy diffuse light in addition, thereby and this diffuse light is put in order improve spotlight effect.
The big I of the top end opening of this light collector 120 is according to the duration adjustment of local sunlight; To collect more sunlight; Fresnel Lenses 110 sizes on these light collector 120 tops are suitable, as shown in Figure 4 with this top end opening size, being as the criterion by complete airtight this light collector 120; Receive external pollution and reduce reflecting effect to avoid into light collector 120 inside; Light collector 120 of the present invention is not limited to only be provided with 4 reflectings surface, and 3 reflectings surface or other a plurality of reflectings surface also can be set, and interconnects in twos between 3 reflectings surface; The light collector 120 of this structure also can utilize reflection mutual between each reflecting surface that sunlight is reflexed on the solar panel 130, thereby improves the light-receiving rate on the unit are solar panel 130.
Solar energy concentration generating module of the present invention, the reflecting surface of its light collector 120 also can be made into the plane, for example; The reflecting surface of this light collector 120 is made up of four planes; This plane expands outwardly from bottom to up, and light collector 120 reflectivity of this structure are high, and the mutual reflex between the reflecting surface is obvious; Under the situation of sunlight in non-perpendicular irradiation; Sunlight be not front illuminated to Fresnel Lenses 110, the focussing force of Fresnel Lenses 110 is not obvious, at this moment; The light that shines on the quadriplanar light collector 120 can also be through the mutual reflect focalization between light collector 120 Siping City's faces to solar panel 130, thereby has improved the light focusing effect of the present invention under the non-perpendicular radiation situation of sunlight.
The reflecting surface of said light collector 120 scribbles one deck reflecting coating, and the composition of this reflecting coating can be commercially available various reflecting coatings, and composition can comprise glass microballoon, acrylic compounds varnish, polymer emulsion etc.; After being coated with the last layer reflecting coating; The reflecting effect of reflecting surface is better, can greatly improve the optically focused effect of this light collector 120, and it is with low cost; Thereby reduced manufacturing cost of the present invention, be fit to apply.
Said solar panel 130 comprises aluminium base 170 and is arranged on the silicon chip 160 on this aluminium base; Silicon chip 160 is arranged on the aluminium base 170; This scheme of experiment proof can significantly reduce the radiating effect of solar cell, thus the useful life of improving solar cell.The main manufacturing materials of said solar panel 130 is a silicon chip; Less because of the area of solar panel among the present invention, used silicon chip is less, can select for use some waste and old silicon chips or the silicon chip leftover pieces in the industry as manufacturing materials; And carry out some and cut out, cut; Obtain the solar panel silicon sheet material that to use,, also reduced the manufacturing cost of solar panel even the such scheme silicon chip has obtained recycling.
Solar energy concentration generating module of the present invention also can connect a sun tracking system; So that this concentrating to generate power module is followed the tracks of sun direction of light at any time, the dynamical system that so that over against the irradiation of sunlight direction, this sun tracking system comprises a processor, be connected with this processor and by the transmission device of this dynamical system control; The said solar energy concentration generating module of this actuator drives is followed the tracks of sun direction of light; Said processor is discerned the action of dealing with of current sun direction of light, and will handle action and be sent to dynamical system, and this dynamical system is according to the motor in this processing action launching dynamical system and drive drive mechanism and move; This this solar energy concentration generating module of drive mechanism interlock control moves towards sun direction of light; One photoelectric detector is set in the said processor, is used to detect the variation of sunlight direction, thereby discern current sun direction of light; And this sun direction of light is sent on the processor, make real-time tracking sun direction of light of the present invention.
Solar panel among the present invention is arranged at the bottom of light collector; Its area is less; And the double optically focused effect through Fresnel Lenses and light collector receives more sunlight, thereby has improved the energy output of unit are solar cell; Silicon chip in the solar cell among the present invention is set directly on the aluminium base, thereby has improved the radiating effect of solar cell greatly.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, concerning those of ordinary skills, can improve or conversion that all these improvement and conversion all should belong to the protection range of accompanying claims of the present invention according to above-mentioned explanation.
Claims (10)
1. solar energy concentration generating module; Comprise: light collector, be arranged at the Fresnel Lenses on this light collector top, be arranged at the solar panel of this light collector bottom; Two lead-in wires that are connected with this solar panel; Said light collector comprises reflecting surface and shell, it is characterized in that, the reflecting surface of said light collector expands outwardly from the bottom to top.
2. solar energy concentration generating module according to claim 1 is characterized in that, said light collector has 4 reflectings surface.
3. solar energy concentration generating module according to claim 2 is characterized in that, 4 reflectings surface of said light collector are parabolic, and said solar energy luminous plate is arranged on paraboloidal along.
4. solar energy concentration generating module according to claim 1 is characterized in that, the thickness of said Fresnel Lenses is 4mm, and the light concentrating times of said Fresnel Lenses is less than 100 times.
5. solar energy concentration generating module according to claim 1 is characterized in that, several solar energy concentration generating modules are formed the solar energy concentration generating module array.
6. solar energy concentration generating module according to claim 1 is characterized in that, said solar panel comprises aluminium base and is arranged on the silicon chip on this aluminium base.
7. solar energy concentration generating module according to claim 6 is characterized in that, said silicon chip is processed by waste and old silicon chip or silicon chip leftover pieces.
8. according to the described solar energy concentration generating module of claim 1, it is characterized in that the reflecting surface of said light collector scribbles reflective coating.
9. solar energy concentration generating module according to claim 1 is characterized in that, the material of the shell of said light collector is ABS material or aluminium.
10. solar energy concentration generating module according to claim 1; It is characterized in that; Also connect a sun tracking system, said sun tracking system comprises the dynamical system that a processor is connected with this processor, reaches the transmission device by this dynamical system control; This transmission device is connected with the solar energy concentration generating module and drives it follows the tracks of the sunlight direction, be provided with in the said processor one be used to detect the sunlight direction photoelectric detector.
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| CN201110345143.2A CN102403929B (en) | 2011-11-04 | 2011-11-04 | Solar light-gathering power generation module |
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| CN201110345143.2A CN102403929B (en) | 2011-11-04 | 2011-11-04 | Solar light-gathering power generation module |
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| CN102403929A true CN102403929A (en) | 2012-04-04 |
| CN102403929B CN102403929B (en) | 2014-12-17 |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676119A (en) * | 2013-11-25 | 2014-03-26 | 深圳市华星光电技术有限公司 | Sunlight collecting device and liquid crystal display utilizing sunlight as backlight source |
| US9016886B2 (en) | 2012-11-01 | 2015-04-28 | Mpowerd, Inc. | Inflatable solar powered lamp |
| US9080736B1 (en) | 2015-01-22 | 2015-07-14 | Mpowerd Inc. | Portable solar-powered devices |
| USD741530S1 (en) | 2013-06-12 | 2015-10-20 | MPOWERED, Inc. | Solar powered lamp |
| CN105915171A (en) * | 2016-06-22 | 2016-08-31 | 南通欧贝黎新能源电力股份有限公司 | Solar power station |
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| CN108168079A (en) * | 2018-02-06 | 2018-06-15 | 江苏贝德莱特太阳能科技有限公司 | A kind of light collecting power generation and heat supply integrated system |
| WO2018107456A1 (en) * | 2016-12-16 | 2018-06-21 | 博立多媒体控股有限公司 | Reflective concentrated solar device |
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| CN110220217A (en) * | 2019-06-25 | 2019-09-10 | 珠海格力电器股份有限公司 | Gas-cooker |
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| CN112648750A (en) * | 2020-07-29 | 2021-04-13 | 刘念 | High-efficiency solar energy integration and conversion method |
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