CN103618497A - Light reflection device of photovoltaic power generation device - Google Patents
Light reflection device of photovoltaic power generation device Download PDFInfo
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- CN103618497A CN103618497A CN201310479030.0A CN201310479030A CN103618497A CN 103618497 A CN103618497 A CN 103618497A CN 201310479030 A CN201310479030 A CN 201310479030A CN 103618497 A CN103618497 A CN 103618497A
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- reflecting plate
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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 is a light reflection device of a photovoltaic power generation device. The photovoltaic power generation device includes a light receiving plate; the light reflection device comprises a base, a bracket and a plurality of reflection plates; each reflection plate is respectively provided with a reflection plane; the reflection plates are connected to each other along the longitudinal direction; each reflection plane is directed toward the light receiving plate; each reflection plate is arranged on the bracket; and the bracket is provided with a lifting structure. Therefore, the light can be reflected to the light receiving plate through the plurality of reflection plates, and the reflection position can be adjusted through the lifting structure, so that the light receiving plate can receive more light to improve the light utilization efficiency of the photovoltaic power generation device.
Description
[technical field]
The present invention relates to a kind of photovoltaic power generation equipment, particularly a kind of photovoltaic power generation equipment with light reflecting device.
[background technology]
Photovoltaic generation is the focus in new energy technology research field now, the photo-voltaic power generation station of large wattage has been set up in the place of many illumination abundances one after another, more electric power is changed out in irradiation by a large amount of sunlights, yet, in current technology, photovoltaic generation light conversion efficiency in practical application only maintains 12%～18% left and right, but the photovoltaic generation cost of unit are is very high, makes photovoltaic generation lose the economic competition advantage with conventional energy resource because of Cost Problems; Therefore, have and need the manufacturer of many photovoltaic panels to drop into a large amount of research and development, want by the raw material of photovoltaic panel or the light conversion efficiency of manufacturing process raising photovoltaic panel, but in application, still cannot break through the threshold of 20% light conversion efficiency so far.
In addition, because the position of sun every day is all different, special in seasonal variations, the angle of solar light irradiation can produce skew, makes the irradiation that the photovoltaic power generation equipment that originally sets cannot complete reception sunlight and reduces the efficiency of generating.
Therefore the light utilization efficiency that, how effectively to improve photovoltaic power generation equipment has become industry urgent problem.
[summary of the invention]
For addressing the above problem, so a kind of light reflecting device of photovoltaic power generation equipment, photovoltaic power generation equipment includes light receiving plate, light reflecting device comprises base, support and polylith reflecting plate, each reflecting plate has respectively the plane of reflection, and each reflecting plate longitudinally interconnects, and each plane of reflection is towards described light receiving plate, each reflecting plate is arranged on support simultaneously, and support has lifting structure.
Further, aforementioned polylith reflecting plate comprises the first reflecting plate and the second reflecting plate, between the first reflecting plate and light receiving plate, has spacing, and the first reflecting plate and the second reflecting plate angle are between 90 degree～180 degree.
Further, polylith reflecting plate includes the first reflecting plate and the second reflecting plate, and the first reflecting plate and the second reflecting plate and horizontal plane angle are between 10 degree～80 degree.
Further, aforementioned polylith reflecting plate also can comprise the 3rd reflecting plate.
Further, aforementioned brackets is branched shelf structure and forked type supporting structure.
Further, aforementioned forked type supporting structure, includes the first branch and the second branch, the first reflecting plate and the pivot joint of the first branch, the second reflecting plate and the pivot joint of the second branch.
Further, aforementioned lifting structure is arranged at the second branch.
Further, aforementioned branched comprises the first support and the second support, the first reflecting plate and the first support pivot joint, the second reflecting plate and the second support pivot joint.
Further, aforementioned lifting structure is arranged at the second support.
Further, aforementioned reflecting plate material is mirror face stainless steel.
Therefore, main purpose of the present invention is to provide a kind of light reflecting device of photovoltaic power generation equipment, by polylith baffle reflection light, to light receiving plate, makes light receiving plate receive more light and improves light utilization efficiency.
Moreover a further object of the present invention is to provide a kind of light reflecting device of photovoltaic power generation equipment, because reflecting plate is articulated on support, therefore can adjust the angle between reflecting plate and light receiving plate according to angle of incidence of light degree, increase by this reflection light quantity.
Another object of the present invention is to provide a kind of light reflecting device of photovoltaic power generation equipment, because support has lifting structure, so the high and low position of capable of regulating reflecting plate, make reflecting plate have preferably reflection position.
In addition, another beneficial effect of the present invention is, because the light receiving plate of photovoltaic power generation apparatus is towards light reflecting device, in large-scale photovoltaic power generation equipment environment, light reflecting device is equivalent to be arranged between two photovoltaic power generation equipments, can effectively improve the ability of Wind-Pressure Resistance, increase stability and the durability of photovoltaic power generation equipment.
[accompanying drawing explanation]
Fig. 1 is one embodiment of the present of invention schematic diagram.
Fig. 2 is that one embodiment of the present of invention lifting structure arranges schematic diagram.
Fig. 3 is a schematic diagram of forked type supporting structure of the present invention.
Fig. 4 is another schematic diagram of forked type supporting structure of the present invention.
Fig. 5 is another schematic diagram of forked type supporting structure of the present invention.
Fig. 6 is that deflecting plate structural representation is installed in the present invention additional.
Fig. 7 is that top plane of reflection schematic diagram is installed in the present invention additional.
Fig. 8 is that the present invention is applied in large-scale photovoltaic generating equipment environment schematic diagram.
[component symbol explanation]
Photovoltaic power generation equipment 100
Light receiving plate 10
The top plane of reflection 11
Light reflecting device 200
Base 21
Support 22
Branched shelf structure 221
The first support 2211
The second support 2212
Forked type supporting structure 222
Trunk 2220
The first branch 2221
The second branch 2222
Reflecting plate 23
The first reflecting plate 231
The second reflecting plate 232
The 3rd reflecting plate 233
Pin-jointed structure 30
Horizontal plane h
Angle theta 1
Angle theta 2
Angle theta 3
Angle theta 4
Spacing d
[embodiment]
Because the present invention mainly discloses a kind of light reflecting device of photovoltaic power generation equipment, wherein related photovoltaic generation principle, knows that for correlative technology field has the knowledgeable can understand, conventionally therefore hereinafter to illustrate, no longer do complete description.Meanwhile, graphic with what hereinafter contrasted, only express the structural representation relevant with feature of the present invention, also do not need according to the complete drafting of actual size, formerly explanation.
Please refer to Fig. 1, a preferred embodiment of the light reflecting device of the photovoltaic power generation equipment proposing for the present invention, photovoltaic power generation equipment 100 includes light receiving plate 10, light reflecting device 200 comprises base 21, be arranged at the support 22 on base 21 and be arranged on the polylith reflecting plate 23 on support 22, on support 22, be provided with lifting structure 50, each reflecting plate 23 longitudinally interconnects and has respectively a plane of reflection 231, each plane of reflection 231 is towards light receiving plate 10, the material of reflecting plate 23 can be mirror face stainless steel, plating aluminium oxide film, glass-mirror etc., or the reflection plated film that can form in other materials all can, but main high temperature resistance and the wear-resisting reflection material selected in actual implementation process, at this not with above-mentioned several being limited, as long as can reach the effect of reflection ray, by this, each reflecting plate 23 can be by light reflection to light receiving plate 10.In addition, polylith reflecting plate 23 includes between the first reflecting plate 231 and the second reflecting plate 232, the first reflecting plates 231 and light receiving plate 10 and has spacing d, and spacing d is between 10cm～150cm.Photovoltaic power generation equipment operated by rotary motion is in the area of the dry many illumination of the universe, after a period of time, the light receiving plate 10 of photovoltaic power generation equipment can be because the particulates such as dust affect the amount that light receiving plate 10 receives light, and then the light utilization efficiency reducing, or run into the weather that snows, accumulated snow on light receiving plate 10 also easily causes light receiving plate 10 cresteds and causes the photovoltaic power generation equipment unstable situation of generating electricity, same, also can there is the situation same with light receiving plate 10 in the reflecting plate 23 on light reflecting device, therefore, when light receiving plate 10 or reflecting plate 23 carry out surface cleaning, sewage after clean can discharge via spacing d.
Further, the angle theta 2 between the first reflecting plate 231 and the second reflecting plate 232 can be between 90 degree～180 degree, and the first reflecting plate 231 and the second reflecting plate 232 with horizontal plane h angle theta 1 between 10 degree～80 are spent.
Support 22 is branched shelf structure 221 in the present embodiment, branched shelf structure 221 comprises the first support 2211 and the second support 2212, the first reflecting plate 231 and the first support 2211 pivot joints, the second reflecting plate 232 and the second support 2212 pivot joints, simultaneously, on the first support 2211 and the second support 2212, be provided with lifting structure 50, also can lifting structure 50 (as shown in Figure 2) be only set on the second support 2212, can adjust by this high and low position of the first reflecting plate 231 and the second reflecting plate 232.Moreover, between the first reflecting plate 231 and the first support 2211 and between the second reflecting plate 232 and the second support 2212, be provided with pin-jointed structure 30, utilize pin-jointed structure 30 and lifting structure 50, the angle theta 1 of capable of regulating the first reflecting plate 231 and the second reflecting plate 232 and horizontal plane h, further, see through pin-jointed structure 30 and lifting structure 50, the also angle theta 2 between capable of regulating the first reflecting plate 231 and the second reflecting plate.The angle of angle theta 1 and angle theta 2, depend primarily on the angle of light incident, at all seasons, the angle of light incident all can change, and the angle of incident ray also can be subject to the impact of photovoltaic power generation equipment position latitude, therefore after angle theta 1 and angle theta 2 must and be calculated according to location season, obtain optimum value and adjust, the variation that also must follow at set intervals outstanding incident ray position simultaneously adjusts accordingly.
Please refer to Fig. 3, Fig. 4 and Fig. 5, support 22 also can be forked type support 222 in another embodiment, wherein forked type support 222 includes trunk 2220, the first branch 2221 and the second branch 2222, the first reflecting plate 231 and 2221 pivot joints of the first branch, the second reflecting plate 232 and the second branch pivot joint 2222.Simultaneously, lifting structure 50 can be arranged on (as shown in Figure 3) on trunk 2220, or lifting structure 50 can be arranged in the second branch 2222 (as shown in Figure 4), also or lifting structure 50 can be arranged in the first branch 2221 and the second branch 2222 (as shown in Figure 5).Same, between the first reflecting plate 231 and the first branch 2221 and the second reflecting plate 231 and the second branch, be provided with pin-jointed structure 30, utilize pin-jointed structure 30 and lifting structure 50, the angle theta 1 of capable of regulating the first reflecting plate 231 and the second reflecting plate 232 and horizontal plane h, further, see through pin-jointed structure 30 and lifting structure 50, the also angle theta 2 between capable of regulating the first reflecting plate 231 and the second reflecting plate, lifting structure 50 can be mechanical type or fluid pressure type, at this, is not limited.
Please refer to Fig. 6, in the various embodiments described above, further can comprise the 3rd reflecting plate 233, between the 3rd reflecting plate 233 and the second reflecting plate 232, form angle theta 4, the angle theta 4 that the 3rd reflecting plate 233 and the second reflecting plate are 232 can and the first reflecting plate 231 and the second reflecting plate 232 between angle theta 2 vary in size, can adjust according to the angle of incident ray, in addition, can extend again according to demand polylith reflecting plate 23 is set.
Please refer to Fig. 7, further, in order there to be better light utilization ratio, upper end at light receiving plate 10 can install the top plane of reflection 11 additional, the angle theta 3 of the top plane of reflection 11 and light receiving plate 10 is between 90 degree～180 degree, the angle of angle theta 3 can be adjusted according to angle theta 1 and angle theta 2, can further recycle by this reflection ray of many Yus, improves the light quantities received of light receiving plate.
Refer again to Fig. 8, in large-scale photovoltaic power generation equipment 100 environment, the position that light reflecting device 20 of the present invention arranges is positioned at the back side of another photovoltaic power generation equipment 100 just, can improve by this ability of photovoltaic power generation equipment 100 opposing blast, reduce the impact that wind-force causes photovoltaic power generation equipment 100, increase stability and the durability of photovoltaic power generation equipment 100.
The foregoing is only the present invention's preferred embodiment, not in order to limit the present invention's interest field.Simultaneously above explanation, should understand and implement for the special personage of correlative technology field, thus other based on disclosed content, complete be equal to change or modification, all should be included in the covering scope of claims.
Claims (10)
1. a light reflecting device for photovoltaic power generation equipment, described photovoltaic power generation equipment includes light receiving plate, it is characterized in that, and described light reflecting device comprises base, support and polylith reflecting plate; Described each reflecting plate has respectively the plane of reflection, and described each reflecting plate longitudinally interconnects, and described each plane of reflection is towards described light receiving plate;
Described each reflecting plate is arranged on described support, and described support has lifting structure.
2. light reflecting device according to claim 1, it is characterized in that: described polylith reflecting plate comprises the first reflecting plate and the second reflecting plate, between described the first reflecting plate and described light receiving plate, have spacing, described the first reflecting plate and described the second reflecting plate angle are between 90 degree～180 degree.
3. light reflecting device according to claim 2, is characterized in that: described polylith reflecting plate includes the first reflecting plate and the second reflecting plate, and described the first reflecting plate and described the second reflecting plate and horizontal plane angle are between 10 degree～80 degree.
4. according to the light reflecting device described in claim 2 or 3, it is characterized in that: further comprise the 3rd reflecting plate.
5. according to the light reflecting device described in claim 2 or 3, it is characterized in that: described support is branched shelf structure and forked type supporting structure.
6. light reflecting device according to claim 5, is characterized in that: described forked type supporting structure, includes the first branch and the second branch, described the first reflecting plate and the pivot joint of described the first branch, described the second reflecting plate and the pivot joint of described the second branch.
7. light reflecting device according to claim 6, is characterized in that: described lifting structure is arranged at described the second branch.
8. light reflecting device according to claim 5, is characterized in that: described branched shelf structure comprises the first support and the second support, described the first reflecting plate and described the first support pivot joint, described the second reflecting plate and described the second support pivot joint.
9. light reflecting device according to claim 8, is characterized in that: described lifting structure is arranged at described the second support.
10. according to the light reflecting device described in claims 1 to 3 any one, it is characterized in that: described reflecting plate material is mirror face stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310479030.0A CN103618497A (en) | 2013-10-14 | 2013-10-14 | Light reflection device of photovoltaic power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310479030.0A CN103618497A (en) | 2013-10-14 | 2013-10-14 | Light reflection device of photovoltaic power generation device |
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| Publication Number | Publication Date |
|---|---|
| CN103618497A true CN103618497A (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310479030.0A Pending CN103618497A (en) | 2013-10-14 | 2013-10-14 | Light reflection device of photovoltaic power generation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037565A (en) * | 2017-05-12 | 2017-08-11 | 河海大学常州校区 | A kind of Multifunctional reverse emitter |
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| 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 |
| CN201812827U (en) * | 2010-09-30 | 2011-04-27 | 英利能源（中国）有限公司 | Light-gathering type solar power cell module |
| KR20120049503A (en) * | 2010-11-09 | 2012-05-17 | 주식회사 효성 | Photovoltaic power generating apparatus with foldable reflector plate |
| CN103296118A (en) * | 2011-08-14 | 2013-09-11 | 张尹硕 | Solar concentrator and manufacture method thereof, and concentrating photovoltaic power generation system |
| CN203537309U (en) * | 2013-10-14 | 2014-04-09 | 东晨阳光(北京)太阳能科技有限公司 | Light reflection device for photovoltaic power generation device |
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2013
- 2013-10-14 CN CN201310479030.0A patent/CN103618497A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201812827U (en) * | 2010-09-30 | 2011-04-27 | 英利能源（中国）有限公司 | Light-gathering type solar power cell module |
| KR20120049503A (en) * | 2010-11-09 | 2012-05-17 | 주식회사 효성 | Photovoltaic power generating apparatus with foldable reflector plate |
| CN103296118A (en) * | 2011-08-14 | 2013-09-11 | 张尹硕 | Solar concentrator and manufacture method thereof, and concentrating photovoltaic power generation system |
| CN203537309U (en) * | 2013-10-14 | 2014-04-09 | 东晨阳光(北京)太阳能科技有限公司 | Light reflection device for photovoltaic power generation device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037565A (en) * | 2017-05-12 | 2017-08-11 | 河海大学常州校区 | A kind of Multifunctional reverse emitter |
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Application publication date: 20140305 |