CN206402161U - A kind of generating electricity on two sides photovoltaic module and photovoltaic generating system - Google Patents
A kind of generating electricity on two sides photovoltaic module and photovoltaic generating system Download PDFInfo
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- CN206402161U CN206402161U CN201720029109.7U CN201720029109U CN206402161U CN 206402161 U CN206402161 U CN 206402161U CN 201720029109 U CN201720029109 U CN 201720029109U CN 206402161 U CN206402161 U CN 206402161U
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- generating electricity
- photovoltaic module
- sides
- bar
- solar battery
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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
Abstract
The utility model is related to technical field of photovoltaic power generation, discloses a kind of generating electricity on two sides photovoltaic module and photovoltaic generating system, wherein, generating electricity on two sides photovoltaic module includes foreboard, backboard, the solar battery group between foreboard and backboard, and mounting bracket；Wherein, the solar battery group includes：At least one is connected in series the double-side cell string constituted, and at least one one side battery strings connected and composed by the series connection of multiple one side power generation solar batteries by multiple generating electricity on two sides solar cells；The incidence surface of one side power generation solar battery is set towards foreboard side in one side battery strings；The mounting bracket is located at the shady face side of the one side power generation solar battery.The generated output for the generating electricity on two sides photovoltaic module that the utility model is provided is higher, and cost is relatively low.
Description
Technical field
The utility model is related to technical field of photovoltaic power generation, more particularly to a kind of generating electricity on two sides photovoltaic module and photovoltaic generation
System.
Background technology
In recent years, numerous companies are proposed generating electricity on two sides solar battery sheet, and this new solar battery sheet can be with
Generated electricity simultaneously using the incident light on two sides, with higher generated output；Can using this new solar battery sheet
To form the photovoltaic module of generating electricity on two sides, typically, the photovoltaic module of generating electricity on two sides can than same nominal power general components
Multiple up to more than 25% electric power.
The photovoltaic module of generating electricity on two sides is encapsulated using double glazing, and tow sides can receive sunshine；It is existing double
The photovoltaic module that face generates electricity typically is installed by the way of side is fixed；It is specific to use support or clip by photovoltaic module
Side fix, the material of frame and clip is generally aluminium section bar.However, the mode that side is installed tends to cause much to ask
Topic, for example, for the mounting means of clip, generally requiring 4-8 clip and component being fixed, because clip is to be directly sandwiched in
On double glazing, in actual installation process, several clips easily lead to glass unbalance stress and crushed, and then cause
Component is damaged；For the mounting means of frame, frame is damaged once producing deformation and being also easily caused glass；Moreover, actually making
During, frame can typically cover the cell piece blocked positioned at photovoltaic module edge, so as to cause the electricity of photovoltaic module edge
Pond piece generated output reduction, and then, cause the generated output of whole photovoltaic module to decline.
Utility model content
The utility model discloses a kind of generating electricity on two sides photovoltaic module and photovoltaic generating system, for providing a kind of reliability
Preferably, the higher generating electricity on two sides photovoltaic module of generated output.
To reach above-mentioned purpose, the utility model provides following technical scheme：
A kind of generating electricity on two sides photovoltaic module, including foreboard, backboard, the solar battery group between foreboard and backboard,
And mounting bracket；Wherein,
The solar battery group includes：At least one is connected in series pair constituted by multiple generating electricity on two sides solar cells
Face battery strings, and at least one one side battery strings connected and composed by the series connection of multiple one side power generation solar batteries；One side electricity
The incidence surface of one side power generation solar battery is set towards foreboard side in the string of pond；
The mounting bracket is located at the shady face side of the one side power generation solar battery.
In above-mentioned generating electricity on two sides photovoltaic module, solar battery group includes one side power generation solar battery and generating electricity on two sides too
Positive energy two kinds of batteries of battery, and mounting bracket is installed on the shady face side of one side power generation solar battery, that is, is installed on backboard
Side, so, the mounting bracket fixed relative to edge, the mounting bracket not easily leads to that photovoltaic module is impaired, reliability compared with
It is high；Meanwhile, the mounting bracket will not both block the both sides incidence surface of generating electricity on two sides solar cell, and one side generating will not be blocked again
The side incidence surface of solar cell；Therefore, the generated output of each solar cell in solar battery group can reach
To maximum, and then the generated output of whole generating electricity on two sides photovoltaic module is higher；In summary, above-mentioned generating electricity on two sides photovoltaic module
Preferably, generated output is higher for reliability.
Preferably, the mounting bracket is located at the centre position of the backboard.
Preferably, the mounting bracket is fixed on the backboard.
Preferably, the mounting bracket includes at least one bar-shaped frame, and each bar-shaped frame is put down with an one side battery strings
Row is set and in the region that the one side battery strings are covered.
Preferably, the length of the bar-shaped frame is less than or equal to the length of the one side battery strings, the width of the bar-shaped frame
Spend for 100~156mm, the sheet metal thickness of the bar-shaped frame is 1~5mm.
Preferably, the cross section of the bar-shaped frame is in concave shape.
Preferably, the spill groove height of the bar-shaped frame is 10~35mm.
Preferably, the material of the bar-shaped frame is aluminium, stainless steel, carbon steel or plastics.
Preferably, the one side power generation solar battery series connection output at least one one side battery strings；It is described at least
The solar battery sheet series connection output of generating electricity on two sides in one double-side cell string.
A kind of photovoltaic generating system, including the generating electricity on two sides photovoltaic module described in any of the above-described technical scheme.
The utility model provide generating electricity on two sides photovoltaic module, both the solar battery sheet including generating electricity on two sides and also including singly
The solar battery sheet that face generates electricity, and its mounting bracket is located at the non-incidence surface side of one side power generation solar cell piece, so that
The incidence surface of each solar battery sheet is blocked all without generation, accordingly, with respect to the generating electricity on two sides of traditional generating electricity on two sides
Photovoltaic module, the generated output of each solar battery sheet of the generating electricity on two sides photovoltaic module can reach maximum, and then,
The generated output of the generating electricity on two sides photovoltaic module is higher, and cost is relatively low；Also, the mounting bracket of the generating electricity on two sides photovoltaic module is consolidated
Due to the intermediate region of backboard, foreboard is not easily caused and backboard is damaged, reliability is higher；In addition, the mounting bracket can be used
Multiple mounting modes are fixed on fixed mount, are easily installed operation.
Brief description of the drawings
A kind of foreboard side structural representation for generating electricity on two sides photovoltaic module that Fig. 1 provides for the utility model embodiment；
A kind of backboard side structural representation for generating electricity on two sides photovoltaic module that Fig. 2 provides for the utility model embodiment；
A kind of cross-sectional view for generating electricity on two sides photovoltaic module that Fig. 3 provides for the utility model embodiment；
The knot of the bar-shaped frame of mounting bracket in a kind of generating electricity on two sides photovoltaic module that Fig. 4 provides for the utility model embodiment
Structure schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
It refer to Fig. 1~Fig. 4.
As shown in Figure 1 to 4, a kind of generating electricity on two sides photovoltaic module that the utility model embodiment is provided, including：
The foreboard 2 and backboard 3 prepared by light transmissive material, the light transmissive material is preferably glass；
Solar battery group between foreboard 2 and backboard 3；The solar battery group includes the solar energy of array arrangement
Cell piece, specifically, the solar battery group are connected in series structure including at least one by multiple generating electricity on two sides solar cells 12
Into double-side cell string, and at least one be connected in series the one side battery constituted by multiple one side power generation solar batteries 11
String；Wherein, the incidence surface of one side power generation solar battery 11 is set towards the side of foreboard 2；
Mounting bracket 4 positioned at the shady face side of one side power generation solar battery 11.
In above-mentioned generating electricity on two sides photovoltaic module, solar battery group includes one side power generation solar battery 11 and generating electricity on two sides
12 two kinds of cell pieces of solar cell, and mounting bracket 4 is installed on the shady face side of one side power generation solar battery 11, that is, pacifies
Loaded on the side of backboard 3, so, relative to edge fix mounting bracket, the mounting bracket 4 not easily lead to photovoltaic module by
Damage, reliability are higher；Meanwhile, the mounting bracket 4 will not both block the both sides incidence surface of generating electricity on two sides solar cell 12, and not
The side incidence surface of one side power generation solar battery 11 can be blocked；Therefore, each solar cell in solar battery group
Generated output can reach maximum, and then the generated output of whole generating electricity on two sides photovoltaic module is higher；In summary, it is above-mentioned double
Preferably, generated output is higher for the reliability of face generating photovoltaic module.
As shown in Figures 2 and 3, in a kind of specific embodiment, mounting bracket 4 is fixed on the intermediate region position of backboard 3,
And in the region of backboard 3 that one side power generation solar battery 11 is covered.
As shown in Figures 2 and 3, on the basis of above-described embodiment, in a kind of specific embodiment, above-mentioned mounting bracket 4
Can be by bonded adhesives, silica gel or tape-stripping on backboard 3.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, in a kind of specific embodiment, solar battery group
In, one battery strings of each row solar battery sheet formation, and then, the solar battery group includes an at least list face and generated electricity too
Positive energy battery 11；Other row solar cells in addition at least one row are generating electricity on two sides solar cell 12.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, in a kind of specific embodiment, an above-mentioned at least list
The series connection output of face power generation solar battery 11, the series connection output of other row generating electricity on two sides solar cells 12；Specifically, all one sides
Power generation solar battery 11 is drawn after being connected by busbar, after all generating electricity on two sides solar cells 12 are connected by busbar
Draw, its exit can be respectively mounted terminal box, can also and be connected to same terminal box by way of connecting.
In the case of identical size, because light-receiving area is different, the generation current of one side power generation solar battery 11 is often
Generation current than generating electricity on two sides solar cell 12 is low, and both solar battery sheets are connected extraction respectively, can be avoided
Two kinds of cell pieces are connected jointly, and (it is relatively low that i.e. final output current is equal to generation current to short -board effect formed by extraction
The generation current of solar battery sheet), and then, the power output of generating electricity on two sides photovoltaic module can be improved.It is of course also possible to logical
The dimension scale of two kinds of solar battery sheets of adjustment is crossed so that the generation current of two kinds of solar battery sheets is close or equal, this
When, then can connect two kinds of cell pieces together output, and can avoid the occurrence of short -board effect.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, in a kind of specific embodiment, one side power generation solar
The battery types of battery 11 can be p-type or N-type crystal-silicon battery slice；The battery types of generating electricity on two sides solar cell 12 also may be used
Think p-type or N-type crystal-silicon battery slice；Further, in solar battery group, each solar battery sheet can be efficient crystalline substance
Film battery piece or common Monocrystalline silicon cell piece or polycrystalline silicon battery plate.
As shown in Figures 2 and 3, on the basis of above-mentioned two embodiment, in a kind of specific embodiment, mounting bracket 4
It can include along column direction prolonging with the one-to-one bar-shaped frame 40 of each column one side power generation solar battery 11, each bar-shaped frame 40
Stretch, and each bar-shaped frame 40 is located in the region that a corresponding list face power generation solar battery 11 is covered, i.e., it is each
The length and width size of bar-shaped frame 40 is not more than the length and width size of each column one side power generation solar battery 11.
As shown in Figure 3 and Figure 4, on the basis of above-described embodiment, in a kind of specific embodiment, bar-shaped frame 40 it is transversal
Face can be the frame structure that strip Baltimore groove 41 is generated, be formed with using sheet fabrication in concave shape, i.e. bar-shaped frame 40.
As shown in Figure 3 and Figure 4, in a kind of preferred embodiment, the height a of Baltimore groove 41 of bar-shaped frame 40 can for 10~
35mm, the sheet metal thickness of bar-shaped frame 40 can be 1~5mm.It is further preferred that the width b of bar-shaped frame 40 is not more than it and covered
The width of one list face power generation solar battery 11 of lid；Specifically, when the size of each one side power generation solar battery 11
For 156*156mm, i.e., when the width of each list face power generation solar battery 11 is 156mm, the width b of bar-shaped frame 40 can be
100~156mm.
As shown in Figure 3 and Figure 4, on the basis of above-described embodiment, in a kind of specific embodiment, the spill of bar-shaped frame 40
The edge 42 of groove 41 is pasted on backboard 3, so as to realize being fixedly connected for mounting bracket 4 and backboard 3.
Further, the bottom surface 43 of Baltimore groove 41 of bar-shaped frame 40 can provided with mounting hole 44, in order to bar-shaped frame 40 can be with
On the fixed mount that generating electricity on two sides photovoltaic module is fixedly installed in by connector, and then generating electricity on two sides photovoltaic module is installed to electricity
Stand in system.Certainly, the mounting bracket 4 of generating electricity on two sides photovoltaic module can also be installed on fixed mount by way of welding,
In the present embodiment, the mode that mounting bracket 4 is installed on fixed mount can have many kinds, be not limited thereto.
The center section of above-mentioned bar-shaped frame 40 bends concave groove 41, and the edge 42 of two side edgefolds formation Baltimore groove 41 is recessed
The height a of shape groove 41 is much smaller than the width b of whole bar-shaped frame, therefore, and whole bar-shaped frame 40 is pasted by both sides edge 42 to be installed
After on backboard 3, the non-installation region of backboard 3 will not be produced and blocked, i.e., will not block generating electricity on two sides solar cell 12
Overlay area, so that influence will not be produced on the generated output of generating electricity on two sides solar cell 12.
As shown in Figure 2 to 4, on the basis of the various embodiments described above, in a kind of specific embodiment, the material of bar-shaped frame 40
Material can be aluminium, stainless steel, carbon steel, plastics or other organic materials.
As depicted in figs. 1 and 2, on the basis of the various embodiments described above, in a kind of specific embodiment, solar battery group
Can include two list face power generation solar batteries 11, the two lists face power generation solar battery 11 be arranged at intervals and relative to
The Central Symmetry of generating electricity on two sides photovoltaic module；And then, mounting bracket 4 then includes spaced apart and symmetrically arranged two
Generating electricity on two sides photovoltaic module, is fixedly installed on fixed mount, it is ensured that two-sided by bar-shaped frame 40 by two bar-shaped frames 40
Stability and reliability that generating photovoltaic module is installed.
Typically, exemplified by designing the generating electricity on two sides photovoltaic module of a 6*10=60 piece specification；As depicted in figs. 1 and 2,
In solar battery group, the solar battery sheet in first row 51, the 3rd row 53, the 4th row 54 and the 6th row 56 is using two-sided
Solar battery sheet in power generation solar battery 12, the row 55 of secondary series 52 and the 5th uses one side power generation solar battery
11；Specifically, the solar battery sheet series connection in first row 51, the 3rd row 53, the 4th row 54 and the 6th row 56 is drawn, secondary series
52 and the 5th solar battery sheet series connection in row 55 draw.Further, the size of each solar battery sheet can be
156*156mm；Mounting bracket 4 includes two be located at respectively in secondary series 52 and the solar battery sheet overlay area of the 5th row 55
Bar-shaped frame 40；Specifically, as shown in figure 4, the length L of each bar-shaped frame 40 can be 1000~1700mm, width b can be
100~156mm, (spill groove height a) can be 10~35mm to height, and sheet metal thickness can be 1~5mm.
The utility model provide generating electricity on two sides photovoltaic module, both the solar battery sheet including generating electricity on two sides and also including singly
The solar battery sheet that face generates electricity, and its mounting bracket is located at the non-incidence surface side for the solar battery sheet that one side generates electricity, from
And the incidence surface of each solar battery sheet is blocked all without generation, accordingly, with respect to traditional generating electricity on two sides photovoltaic group
Part, the generated output of each solar battery sheet of the generating electricity on two sides photovoltaic module can reach maximum, and then, this is two-sided
The generated output of generating photovoltaic module is higher, and cost is relatively low；Also, the mounting bracket of the generating electricity on two sides photovoltaic module is fixed on the back of the body
The intermediate region of plate, foreboard is not easily caused and backboard is damaged, and reliability is higher；In addition, the mounting bracket can use a variety of peaces
Dress mode is fixed on fixed mount, is easily installed operation.
The utility model embodiment additionally provides a kind of photovoltaic generating system, and the photovoltaic generating system includes any of the above-described reality
Apply the generating electricity on two sides photovoltaic module in example.The generating electricity on two sides photovoltaic module generated output of the photovoltaic generating system is higher, cost compared with
Low, and reliability is higher, therefore, the generated output of the photovoltaic generating system is higher, cost is relatively low, reliability is higher.
Obviously, those skilled in the art can to the utility model embodiment carry out it is various change and modification without departing from
Spirit and scope of the present utility model.So, if these modifications and variations of the present utility model belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model be also intended to comprising these change and modification including.
Claims (10)
1. a kind of generating electricity on two sides photovoltaic module, it is characterised in that the sun including foreboard, backboard, between foreboard and backboard
Energy battery pack, and mounting bracket；Wherein,
The solar battery group includes：At least one is connected in series the two-sided electricity constituted by multiple generating electricity on two sides solar cells
Pond is gone here and there, and at least one one side battery strings connected and composed by the series connection of multiple one side power generation solar batteries；One side battery strings
The incidence surface of middle one side power generation solar battery is set towards foreboard side；
The mounting bracket is located at the shady face side of the one side power generation solar battery.
2. generating electricity on two sides photovoltaic module according to claim 1, it is characterised in that the mounting bracket is located at the backboard
Centre position.
3. generating electricity on two sides photovoltaic module according to claim 1, it is characterised in that the mounting bracket is fixed on the back of the body
On plate.
4. generating electricity on two sides photovoltaic module according to claim 3, it is characterised in that the mounting bracket includes at least one
Bar-shaped frame, each bar-shaped frame be arranged in parallel with an one side battery strings and in the region that the one side battery strings are covered.
5. generating electricity on two sides photovoltaic module according to claim 4, it is characterised in that the length of the bar-shaped frame is less than or waited
In the length of the one side battery strings, the width of the bar-shaped frame is 100~156mm, and the thickness of the bar-shaped frame is 1~5mm.
6. generating electricity on two sides photovoltaic module according to claim 4, it is characterised in that the cross section of the bar-shaped frame is in character cut in bas-relief
Shape.
7. generating electricity on two sides photovoltaic module according to claim 6, it is characterised in that the spill groove height of the bar-shaped frame is
10~35mm.
8. generating electricity on two sides photovoltaic module according to claim 4, it is characterised in that the material of the bar-shaped frame is aluminium, no
Become rusty steel, carbon steel or plastics.
9. the generating electricity on two sides photovoltaic module according to any one of claim 1~8, it is characterised in that described at least one is single
One side power generation solar battery series connection output in the battery strings of face；The generating electricity on two sides sun at least one double-side cell string
Can battery series connection output.
10. a kind of photovoltaic generating system, it is characterised in that including the generating electricity on two sides photovoltaic group described in any one of claim 1~9
Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720029109.7U CN206402161U (en) | 2017-01-10 | 2017-01-10 | A kind of generating electricity on two sides photovoltaic module and photovoltaic generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720029109.7U CN206402161U (en) | 2017-01-10 | 2017-01-10 | A kind of generating electricity on two sides photovoltaic module and photovoltaic generating system |
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| Publication Number | Publication Date |
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| CN206402161U true CN206402161U (en) | 2017-08-11 |
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ID=59513316
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| CN201720029109.7U Active CN206402161U (en) | 2017-01-10 | 2017-01-10 | A kind of generating electricity on two sides photovoltaic module and photovoltaic generating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107958942A (en) * | 2017-11-30 | 2018-04-24 | 晶澳（扬州）太阳能科技有限公司 | A kind of two-sided photovoltaic power generation apparatus using single side solar cell |
| CN109904265A (en) * | 2019-03-25 | 2019-06-18 | 江苏中信博新能源科技股份有限公司 | A kind of double-side assembly of intermediate hollow out |
-
2017
- 2017-01-10 CN CN201720029109.7U patent/CN206402161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107958942A (en) * | 2017-11-30 | 2018-04-24 | 晶澳（扬州）太阳能科技有限公司 | A kind of two-sided photovoltaic power generation apparatus using single side solar cell |
| CN109904265A (en) * | 2019-03-25 | 2019-06-18 | 江苏中信博新能源科技股份有限公司 | A kind of double-side assembly of intermediate hollow out |
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