CN103731090A - Photovoltaic power generation system - Google Patents
Photovoltaic power generation system Download PDFInfo
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- CN103731090A CN103731090A CN201410012889.5A CN201410012889A CN103731090A CN 103731090 A CN103731090 A CN 103731090A CN 201410012889 A CN201410012889 A CN 201410012889A CN 103731090 A CN103731090 A CN 103731090A
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- seam
- cell panel
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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 discloses a photovoltaic power generation system which structurally comprises a support and a battery panel. The battery panel comprises a plurality of solar batteries electrically connected. An L-shaped stop opening is arranged in the support and arranged in the width direction of the battery panel, the lower end portion of the battery panel in the length direction is inserted in the stop opening, the bottom face of the stop opening is parallel to the battery panel, an outer lateral plate of the stop opening is located on the outside of the battery panel, the upper end of the outer lateral plate is exposed, and a bonding object is arranged between the battery panel and the surface of the stop opening. The outer lateral plate with corresponding height can be selected according to the thickness of a battery panel assembly, so that the outer lateral plate cannot block slip of a covering object on the battery panel, and the covering object cannot accumulate on the solar batter panel for a long time. The photovoltaic power generation system is high in power generation efficiency and especially suitable to be applied to severe environment.
Description
Technical field
The present invention relates to a kind of photovoltaic generating system, relate in particular to a kind of photovoltaic generating system with solar panel.
Background technology
Along with the development of human society, the demand of the energy is constantly increased.Solar energy, as one of regenerative resource of environmental protection, is more and more subject to attention and the support of countries in the world in recent years, and solar energy is counted as following most important energy supply mode.Solar cell photovoltaic generating, as the main mode of utilizing of solar energy, will become the substitute of conventional fossil energy in the near future.
Chinese invention patent application discloses a kind of photovoltaic generating system in (201310201709.3), and described photovoltaic generating system comprises: support; Photovoltaic module, described photovoltaic module is fixed on described support; Immobilizing foundation; With for sunlight being reflexed to the reflecting element on described photovoltaic module, described reflecting element is fixed on described immobilizing foundation.According to the photovoltaic generating system of the embodiment of the present invention have that generating efficiency is high, simple in structure, manufacture difficulty is low, manufacturing cost is little, the advantage such as little takes up room.
In this photovoltaic generating system, utilize reflecting element to increase the light income of photovoltaic module, but also just owing to being provided with reflecting element, reflecting element is blocked in the bottom of photovoltaic module.Photovoltaic system is to be normally applied in open-air atmosphere, extraneous dust and accumulated snow are easily because stopping of this reflecting element covers on photovoltaic module for a long time, this can reduce the light income of photovoltaic module on the one hand, is also prone on the other hand solar cell hot spot phenomenon.Solar cell hot spot refers to that solar cell is under solar radiation, because part solar cell in the solar cell being cascaded is subject to blocking and cannot works, covered part is heated up and be far longer than not covered part, cause excess Temperature to occur the blackening burning out, hot spot may cause whole battery component to damage, and causes output performance loss.And in existing photovoltaic generating system, the one group of solar cell being cascaded is arranged on the length direction of cell panel, if while having overcover on generation cell panel, must have that in one group of solar cell at least one is covered to live, therefore, in existing this photovoltaic system, very easily there is solar cell hot spot phenomenon.
Summary of the invention
For overcoming above-mentioned defect, the technical issues that need to address of the present invention are: a kind of photovoltaic generating system is provided, and the generating efficiency of this electricity generation system can be guaranteed.
For solveing the technical problem, technical scheme of the present invention: a kind of photovoltaic generating system, comprise support and cell panel, cell panel comprises the some groups of solar cells that are electrically connected, and it is characterized in that, on support, be provided with L shaped seam, seam is along the Width layout of cell panel, and the bottom of cell panel length direction is plugged in seam, and the bottom surface of seam is parallel with cell panel, the outer panel of seam is positioned at the outside of cell panel, and the upper end of outer panel is exposed; Between cell panel and seam surface, be provided with sticky object.This photovoltaic generating system in use, cell panel is inclined to set, can be by the selection of the height of seam outer panel and the thickness size of cell panel, and make the outer surface of cell panel and upper annex thereof will be higher than the thickness of outer panel, or both are concordant, outer panel can be to the landing thing (as dust, sleet etc.) on cell panel.
One-body molded on described support have a supporting plate, and supporting plate stretches out towards the outside of seam, and the bottom surface of splint upper surface and seam forms an inclined-plane.Being provided with supporting plate can increase the Area of bearing of support to cell panel, can increase the fail safe that support supports cell panel.
On supporting plate, be provided with groove, groove is along seam length direction layout, and groove and seam are isometric.Be provided with groove, can utilize the sticky object of the volume accumulation q.s of groove itself, to guarantee the bonding fastness between cell panel and support, and due to the retardation of groove to the sticky object after solidifying itself, can further improve the bonding fastness between cell panel and support.
In described groove, be provided with for cell panel is carried out to bonding viscose glue.Full-bodied viscose glue is pre-arranged in groove, makes to be full of viscose glue on seam bottom surface.Sticky thing as between cell panel and seam surface other parts can pour between outer panel and cell panel lower surface.In fact, what cell panel was played to the effect of being mainly adhesively fixed is the viscose glue in groove, and under the prerequisite that can guarantee in the amount that plays the viscose glue of main fixation, the fastness between cell panel and support can guarantee.
Inner side in seam outer panel upper end is provided with fillet surface, and the lateral surface of this fillet surface and this outer panel intersects, and between fillet surface and the lower surface of cell panel, is filled with sticky object, and the upper surface of sticky object and the upper surface of outer panel concordant.Be provided with this fillet surface, make to form larger space between outer panel and cell panel bottom, be convenient to the perfusion to sticky object on the one hand, also can effectively increase the bonding fastness between outer panel and cell panel on the other hand.And because sticky object upper surface is concordant with the upper surface of outer panel, the setting of sticky object also can not protrude into the outside of cell panel, thereby can not hinder in the bottom of cell panel the landing of overcover on cell panel.
On the outer surface of cell panel, be coated with photic zone, the upper end of described outer panel is concordant with this euphotic outer surface.Photic zone is generally glass, and photic zone is little to reflection of light, on the one hand can provide protection to solar cell, also can utilize on the other hand the characteristic of photic zone smooth outer surface to accelerate the slip velocity of dust or sleet.
One group of solar cell is in line, and they are arranged on the Width of cell panel.When on cell panel, landing has dust or sleet, during these overcover landings, it is generally natural landing from top to bottom, when if the solar cell being cascaded is arranged along the length direction of cell panel, in the process of overcover landing, overcover is landing from top to bottom, will inevitably occur that the solar cell that the covered thing of part solar cell in one group covers another part can accept the irradiation of daylight, and this very easily causes the generation of solar cell hot spot phenomenon.And solar cell in one group is along the Width setting of cell panel, when overcover landing, under normal circumstances, become the overcover upper end of piece comparatively concordant, thereby make one group of solar cell otherwise all covered, otherwise all exposed, part solar cell in rare one group is covered lives, the solar cell of another part is exposed and accept illumination, thereby has reduced the phenomenon that in solar cell working process, hot spot occurs.
Described support comprises base plate, base plate one distolateral the one-body molded framework that has hollow, described seam is formed on the external angle of framework upper, described cell panel is inserted in seam from the inner corner portion of framework upper.This support simple in structure, utilizes the width of framework itself for cell panel provides support, and is conducive to improve support to the stability of strutting system of cell panel and fail safe.
Dorsal part at cell panel is provided with substrate, and the bottom of substrate is plugged in described seam.Be provided with substrate and can provide stable support protective effect for cell panel.
Beneficial effect of the present invention is: owing to being formed with L-shaped seam on support, the bottom of cell panel is plugged in this seam, and the outer panel upper end of seam is exposed.Can pass through the selection to the thickness of cell panel and annex thereof and outer panel height, make the bottom of outer panel and the outer surface of battery panel components concordant or lower slightly, this seam can meet on the one hand to fixedly requirement of the support of cell panel, can not have influence on the other hand the natural landing of overcover on battery panel components upper surface yet, the time that overcover stops on cell panel is relatively short, and overcover is relatively little on the impact of this photovoltaic generating system.This photovoltaic generating system is applicable to being applied in the comparatively severe area of environment, the area of comparatively wreaking havoc as cold district or sand and dust.In the area that has snowfall, because described support itself can not produce retardation to the snow landing on cell panel, this photovoltaic generating system is compared with common photovoltaic generating system, and its generating efficiency can improve nearly 30%.
Accompanying drawing explanation
Fig. 1 is the cutaway view of cell panel bottom after together with support assorted in this photovoltaic generating system.
Fig. 2 is the profile of support.
Fig. 3 is the circuit diagram of solar cell connected mode on cell panel.
Embodiment
See in figure, the structure of this photovoltaic generating system comprises cell panel 5 and support 1, and cell panel 5 is inclined to set, and the upper end of cell panel 5 is supported firmly by corresponding bracing or strutting arrangement, and the bottom of cell panel 5 is bearing on support 1.
Periphery at cell panel 5 is enclosed with one deck EVA layer 3, for providing protection to cell panel 5.On the upper surface of this EVA layer 3, be fitted with one deck photic zone 4, this photic zone 4 is generally glass.Dorsal part at cell panel 5 is provided with a substrate 6, and substrate 6 fits with EVA layer 3.
The structure of support 1 comprises base plate 10 and one-body molded at the distolateral framework 9 of base plate 10 1, and framework 9 is hollow structure.External angle on framework 9 tops is formed with seam 13, and seam 13 is L-shaped, and seam 13 is to have an outer panel 11 and moulding by the corresponding position at framework 9 is one-body molded.Seam 13 is along the Width setting of cell panel 5, seam 13 and base plate are listed in the relative both sides of framework 9 for 10 minutes, in the outside of seam 13 and framework 9 is one-body molded a supporting plate 7, supporting plate 7 and base plate 10 are positioned at the homonymy of framework 9, and walk to make progress same in the bottom surface of the upper surface of supporting plate 7 and seam 13, they have formed an inclined-plane.
Because needs cell panel 5 is inclined to set, by padded support 1 integral body that makes to base plate 10 outer ends, be inclination, cell panel 5 is equal with the bottom surface of described seam 13, and the bottom of cell panel 5, photic zone 4, substrate 6 is all inserted in seam 13 from the inner corner portion of framework 9.Described outer panel 11 is positioned at the outside of cell panel 5, and the upper end of outer panel 11 is exposed.
On supporting plate 7 upper surfaces, be provided with groove 14, groove 14 is isometric with seam 13.When realizing cell panel 5 and match with seam 13, need in advance at the interior viscose glue 8 that arranges of groove 14, then the cell panel 5 fitting together, photic zone 4 and substrate 6 are inserted in seam 13, substrate 6 directly contacts with viscose glue 8.After viscose glue 8 solidifies, viscose glue 8 plays the main effect of being adhesively fixed to their threes.Between the surface of seam 13 and cell panel 5, photic zone 4 and substrate 6, be filled with sticky object 2, this sticky object 2 is generally homogeneous material with viscose glue 8, and they are generally glass cement.Perfusion for convenience of sticky object 2, is provided with fillet surface 12 in the inner side of outer panel 11 upper ends, and this fillet surface 12 intersects with the lateral surface of outer panel 11.When sticky object 2 is set, in the space between fillet surface 12 and photic zone 4 bottoms, be fed into liquid sticky object 2, these sticky object 2 through viscose glue 8 positions, curing sticky object 2 contributes to photic zone 4, cell panel 5 and substrate 6 threes' laminating.The upper surface of photic zone 4, the upper surface of sticky object 2 after solidifying are, the upper surface three of outer panel 11 is mutually concordant; Photic zone 4, EVA layer 3 are mutually concordant with substrate 6 threes' lower surface.
Claims (9)
1. a photovoltaic generating system, comprise support and cell panel, cell panel comprises the some groups of solar cells that are electrically connected, it is characterized in that, be provided with L shaped seam on support, seam is arranged along the Width of cell panel, the bottom of cell panel length direction is plugged in seam, the bottom surface of seam is parallel with cell panel, and the outer panel of seam is positioned at the outside of cell panel, and the upper end of outer panel is exposed; Between cell panel and seam surface, be provided with sticky object.
2. photovoltaic generating system according to claim 1, is characterized in that, one-body molded on described support have a supporting plate, and supporting plate stretches out towards the outside of seam, and the bottom surface of splint upper surface and seam forms an inclined-plane.
3. photovoltaic generating system according to claim 2, is characterized in that, is provided with groove on supporting plate, and groove is along seam length direction layout, and groove and seam are isometric.
4. photovoltaic generating system according to claim 3, is characterized in that, is provided with for cell panel is carried out to bonding viscose glue in described groove.
5. according to the photovoltaic generating system described in claim 1,2,3 or 4, it is characterized in that, inner side in seam outer panel upper end is provided with fillet surface, the lateral surface of this fillet surface and this outer panel intersects, between fillet surface and the lower surface of cell panel, be filled with sticky object, and the upper surface of sticky object and the upper surface of outer panel concordant.
6. according to the photovoltaic generating system described in claim 1,2,3 or 4, it is characterized in that, on the outer surface of cell panel, be coated with photic zone, the upper end of described outer panel is concordant with this euphotic outer surface.
7. according to the photovoltaic generating system described in claim 1,2,3 or 4, it is characterized in that, one group of solar cell is in line, and they are arranged on the Width of cell panel.
8. according to the photovoltaic generating system described in claim 1,2,3 or 4, it is characterized in that, described support comprises base plate, base plate one distolateral the one-body molded framework that has hollow, described seam is formed on the external angle of framework upper, and described cell panel is inserted in seam from the inner corner portion of framework upper.
9. according to the photovoltaic generating system described in claim 1,2,3 or 4, it is characterized in that, at the dorsal part of cell panel, be provided with substrate, the bottom of substrate is plugged in described seam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410012889.5A CN103731090A (en) | 2014-01-13 | 2014-01-13 | Photovoltaic power generation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410012889.5A CN103731090A (en) | 2014-01-13 | 2014-01-13 | Photovoltaic power generation system |
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| CN103731090A true CN103731090A (en) | 2014-04-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119564A (en) * | 2015-09-21 | 2015-12-02 | 中国电子科技集团公司第四十八研究所 | Photovoltaic assembly resistant to accumulated snow |
| WO2017219799A1 (en) * | 2016-06-22 | 2017-12-28 | 樊宝平 | Solar battery assembly |
| US11115886B2 (en) | 2016-06-17 | 2021-09-07 | Huawei Technologies Co., Ltd. | Method for obtaining radio capability information of terminal, core network entity, base station, and terminal |
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| JP4342658B2 (en) * | 1999-10-29 | 2009-10-14 | 秀雄 藤田 | Solar cell module panel mounting device, gantry mounting device, and enclosure |
| CN201812834U (en) * | 2010-08-25 | 2011-04-27 | 山东力诺光伏高科技有限公司 | Solar cell module packaging structure |
| CN202712221U (en) * | 2012-06-25 | 2013-01-30 | 江阴南方新能源科技有限公司 | Thickened solar photovoltaic assembly frame |
| KR101259165B1 (en) * | 2012-11-28 | 2013-04-30 | 주식회사 신우엔지니어링 | Photovoltaic power generation module and photovoltaic power generation system employing it |
| WO2013183395A1 (en) * | 2012-06-04 | 2013-12-12 | シャープ株式会社 | Solar battery module, and method of manufacturing solar battery module |
| CN203708182U (en) * | 2014-01-13 | 2014-07-09 | 于彦坚 | Photovoltaic power generation system |
-
2014
- 2014-01-13 CN CN201410012889.5A patent/CN103731090A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4342658B2 (en) * | 1999-10-29 | 2009-10-14 | 秀雄 藤田 | Solar cell module panel mounting device, gantry mounting device, and enclosure |
| CN201812834U (en) * | 2010-08-25 | 2011-04-27 | 山东力诺光伏高科技有限公司 | Solar cell module packaging structure |
| WO2013183395A1 (en) * | 2012-06-04 | 2013-12-12 | シャープ株式会社 | Solar battery module, and method of manufacturing solar battery module |
| CN202712221U (en) * | 2012-06-25 | 2013-01-30 | 江阴南方新能源科技有限公司 | Thickened solar photovoltaic assembly frame |
| KR101259165B1 (en) * | 2012-11-28 | 2013-04-30 | 주식회사 신우엔지니어링 | Photovoltaic power generation module and photovoltaic power generation system employing it |
| CN203708182U (en) * | 2014-01-13 | 2014-07-09 | 于彦坚 | Photovoltaic power generation system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119564A (en) * | 2015-09-21 | 2015-12-02 | 中国电子科技集团公司第四十八研究所 | Photovoltaic assembly resistant to accumulated snow |
| US11115886B2 (en) | 2016-06-17 | 2021-09-07 | Huawei Technologies Co., Ltd. | Method for obtaining radio capability information of terminal, core network entity, base station, and terminal |
| WO2017219799A1 (en) * | 2016-06-22 | 2017-12-28 | 樊宝平 | Solar battery assembly |
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Application publication date: 20140416 |