阅读说明：本技术 可提高发电输出的光伏发电装置及光伏发电系统 (The photovoltaic power generation apparatus and photovoltaic generating system of power generation output can be improved ) 是由 刘秤明 车伏龙 谢先格 张宁波 蒋世用 于 2019-09-20 设计创作，主要内容包括：本发明公开了一种可提高发电输出的光伏发电装置及光伏发电系统,所述一种光伏发电装置,包括多个相邻设置的光伏组件,所述光伏组件具有抵接边,所述抵接边上设置有安装槽,相邻的两个所述光伏组件的抵接边相对设置并抵接,相对设置的两个所述抵接边上的安装槽围成避让空间,所述避让空间用于安装压块。本发明的光伏发电装置通过在光伏组件的抵接边上设置安装槽,可以在两个相邻的光伏组件抵接时,两个安装槽围成避让空间,可以将压块安装在避让空间内,抵接边的其他部分相互抵接,从而消除光伏组件之间的间隙,从而减少光伏组件安装时的材料用量和占地面积,有效减少成本。(The invention discloses a kind of photovoltaic power generation apparatus and photovoltaic generating system that power generation output can be improved, a kind of photovoltaic power generation apparatus, including multiple photovoltaic modulies being disposed adjacent, the photovoltaic module, which has, abuts side, mounting groove is provided on the abutting side, the abutting side of two adjacent photovoltaic modulies is oppositely arranged and abuts, and two be oppositely arranged the mounting groove abutted on side surrounds avoiding space, and the avoiding space is for installing briquetting.Photovoltaic power generation apparatus of the invention is by being arranged mounting groove on the abutting side of photovoltaic module, it can be when two adjacent photovoltaic modulies abut, two mounting grooves surround avoiding space, briquetting can be mounted in avoiding space, the other parts for abutting side mutually abut, to eliminate the gap between photovoltaic module, to reduce the material utilization amount and occupied area when photovoltaic module installation, significantly reduce costs.)

1. a kind of photovoltaic power generation apparatus, which is characterized in that including multiple photovoltaic modulies (10) being disposed adjacent, the photovoltaic module (10) have and abut side (11), be provided with mounting groove (12) on the abutting side (11), two adjacent photovoltaic modulies (10) abutting side (11) is oppositely arranged and abuts, and two be oppositely arranged the mounting groove (12) abutted on side (11) surrounds Avoiding space, the avoiding space is for installing briquetting (30).

2. photovoltaic power generation apparatus according to claim 1, which is characterized in that

The photovoltaic module (10) has battery lamella (20)；

The photovoltaic module (10) also has two abutting sides (11) being oppositely arranged, and is to use between two abutting sides (11) In the battery arrangement area for the battery lamella (20) of arranging.

3. photovoltaic power generation apparatus according to claim 2, which is characterized in that

Battery arrangement area includes first area (40) and second area (50), the first area (40) and the mounting groove (12) position is corresponding, and the second area (50) and the first area (40) are spliced into battery arrangement area；

The battery lamella (20) the first area (40) arrangement area less than the battery lamella (20) described the The arrangement area in two regions (50).

4. photovoltaic power generation apparatus according to claim 2, which is characterized in that

The mounting groove (12) are respectively arranged on two opposite abutting sides (11) on the photovoltaic module (10), described in two Mounting groove (12) is oppositely arranged；

Battery arrangement area includes first area (40) and second area (50), and the first area (40) is two peaces Region between tankage (12), the second area (50) and the first area (40) are spliced into battery arrangement area；

The distance that opposite two abut between side (11) on the photovoltaic module (10) is the width in battery arrangement area；

Width of the battery lamella (20) in the first area (40) is less than the battery lamella (20) in secondth area The width in domain (50).

5. photovoltaic power generation apparatus according to claim 1, which is characterized in that

Two neighboring photovoltaic module is connected and fixed by the briquetting (30).

6. photovoltaic power generation apparatus according to claim 1, which is characterized in that further include:

Support guide (60), the briquetting (30) are arranged on the support guide (60).

7. photovoltaic power generation apparatus according to claim 1, which is characterized in that

The photovoltaic module (10) includes the first stacked glass plate, the second glass plate and battery lamella (20), the cell piece Layer (20) is arranged between first glass plate and second glass plate.

8. photovoltaic power generation apparatus according to claim 1, which is characterized in that

Photovoltaic module (10) surface, which is located at abutting side (11) position, to be also arranged at intervals with cathode output end (13), bears Pole output end (14) and halfway junction box (15).

9. photovoltaic power generation apparatus according to claim 8, which is characterized in that

Two mounting grooves (12) are arranged at intervals on each abutting side (11).

10. photovoltaic power generation apparatus according to claim 9, which is characterized in that

Two mounting grooves (12) are entirely located between the cathode output end (13) and the cathode output end (14), described Halfway junction box (15) is located between two mounting grooves (12).

11. a kind of photovoltaic generating system, which is characterized in that filled including photovoltaic power generation described in any one of claims 1 to 10 It sets.

Technical field

The present invention relates to technical field of photovoltaic power generation, and in particular to it is a kind of can be improved power generation output photovoltaic power generation apparatus and Photovoltaic generating system.

Background technique

Photovoltaic power generation is the photovoltaic effect using interface and solar energy is directly translated into one kind of electric energy Generation technology.Photovoltaic power generation has been subjected to the extensive concern of countries in the world at present, has been developed as a new industry.Photovoltaic Component is by made of the connection of several monomer solar battery series and parallels and tight encapsulation, is to realize that photovoltaic power generation minimum can not The photovoltaic cell of segmentation combines the unit.

The welding of battery film of general photovoltaic module is connected, and is that a number of cell piece is lined up battery strings, cell piece Between by the weldering of welding list, series welding, the front electrode of preceding a piece of battery is connected with rear a piece of cell backside electrode to heat and is welded Together, and so on, blocks of cell piece is together in series and forms battery strings, then arranges the battery strings being welded Version is simultaneously welded with busbar, and busbar exit is connected with the bypass diode etc. in terminal box, draws positive and negative electrode, then pass through A series of establishment of component techniques ultimately form photovoltaic module.

As shown in Figure 1, currently, photovoltaic module 1 is substantially using the installation of briquetting 3, due to depositing between the components for briquetting 3 Understand preset clearance 4, the gap 4 between photovoltaic module 1 will increase the photovoltaic systems material such as photovoltaic bracket, pile foundation, photovoltaic cable Dosage increases power station occupied area, to increase system cost.

Summary of the invention

The invention discloses a kind of photovoltaic power generation apparatus and photovoltaic generating system that power generation output can be improved, and solve photovoltaic Component install when, due to briquetting deposit between the components can preset clearance, cause increase photovoltaic system material dosage and electricity It stands occupied area, thus the problem of increasing system cost.

According to an aspect of the present invention, a kind of photovoltaic power generation apparatus is disclosed, including multiple photovoltaic groups being disposed adjacent Part, the photovoltaic module, which has, abuts side, is provided with mounting groove on the abutting side, two adjacent photovoltaic modulies support Edge fit is oppositely arranged and abuts, and two be oppositely arranged the mounting groove abutted on side surrounds avoiding space, and the evacuation is empty Between for installing briquetting.

Further, the photovoltaic module has battery lamella；The photovoltaic module also have two be oppositely arranged support Edge fit, two it is described abut sides between for for the battery lamella of arranging battery arrange area.

Further, battery arrangement area includes first area and second area, the first area and the installation The position of slot is corresponding, and the second area and the first area are spliced into battery arrangement area；The battery lamella exists The arrangement area of the first area is less than the battery lamella in the arrangement area of the second area.

Further, the mounting groove, two institutes are respectively arranged on two opposite on photovoltaic module abutting sides Mounting groove is stated to be oppositely arranged；Battery arrangement area includes first area and second area, and the first area is described in two Region between mounting groove, the second area and the first area are spliced into battery arrangement area；The photovoltaic module Upper two opposite distances abutted between side are the width in battery arrangement area；The battery lamella is in the first area Width is less than the battery lamella in the width of the second area.

Further, two neighboring photovoltaic module is connected and fixed by the briquetting.

Further, further includes: support guide, the briquetting are arranged on the support guide.

Further, the photovoltaic module includes the first stacked glass plate, the second glass plate and battery lamella, the electricity Pond lamella is arranged between first glass plate and second glass plate.

Further, the photovoltaic module surface be located at the abutting side position be also arranged at intervals with cathode output end, Cathode output end and halfway junction box.

Further, two mounting grooves are arranged at intervals on each abutting side.

Further, two mounting grooves are entirely located between the cathode output end and the cathode output end, institute Halfway junction box is stated between two mounting grooves.

According to another aspect of the present invention, a kind of photovoltaic generating system is disclosed, including above-mentioned photovoltaic power generation apparatus.

Photovoltaic power generation apparatus of the invention, can be adjacent at two by the way that mounting groove is arranged on the abutting side of photovoltaic module Photovoltaic module abut when, two mounting grooves surround avoiding space, briquetting can be mounted in avoiding space, abut its of side He mutually abuts part, to eliminate the gap between photovoltaic module, thus reduce material utilization amount when photovoltaic module installation and Occupied area significantly reduces costs.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the prior art；

Fig. 2 is the structural schematic diagram of photovoltaic module in the prior art；

Fig. 3 is the structural schematic diagram of the photovoltaic power generation apparatus of the embodiment of the present invention；

Fig. 4 is the distribution schematic diagram of the photovoltaic module output end of the embodiment of the present invention；

Fig. 5 is the structural schematic diagram of the photovoltaic module of the embodiment of the present invention；

Fig. 6 is the schematic diagram of the battery lamella arrangement of the embodiment of the present invention；

Fig. 7 is the internal circuit schematic diagram of the photovoltaic module of the embodiment of the present invention；

Legend: 10, photovoltaic module；11, side is abutted；12, mounting groove；13, cathode output end；14, cathode output end；15, Halfway junction box；20, battery lamella；21, long battery strings；22, short battery strings；30, briquetting；40, first area；50, the secondth area Domain；60, support guide.

Specific embodiment

Below with reference to embodiment, the present invention will be further described, but is not limited to the content on specification.

As shown in Fig. 2 to 7, the invention discloses a kind of photovoltaic power generation apparatus, including multiple photovoltaic modulies being disposed adjacent 10, photovoltaic module 10, which has, abuts side 11, abuts and is provided with mounting groove 12, the abutting of two adjacent photovoltaic modulies 10 on side 11 Side 11 is oppositely arranged and abuts, and the mounting groove 12 that two be oppositely arranged abut on side 11 surrounds avoiding space, and avoiding space is used In installation briquetting 30.Photovoltaic power generation apparatus of the invention, can by the way that mounting groove 12 is arranged on the abutting side 11 of photovoltaic module 10 With when two adjacent photovoltaic modulies 10 abut, two mounting grooves 12 surround avoiding space, briquetting 30 can be mounted on and be kept away It allows in space, the other parts for abutting side 11 mutually abut, so that the gap between photovoltaic module 10 is eliminated, to reduce photovoltaic Material utilization amount and occupied area when component 10 is installed, significantly reduce costs.

In the above-described embodiments, photovoltaic module 10 has battery lamella 20；Photovoltaic module 10 also has two and is oppositely arranged Abutting side 11, two abut sides 11 between for for battery lamella 20 of arranging battery arrange area.Photovoltaic power generation of the invention Device is by abutting the battery arrangement area formed between side 11 for battery lamella 20 of arranging at two, in multiple photovoltaic modulies The photovoltaic power generation apparatus formed after 10 splicings, which is equivalent to, has been covered with battery lamella, gap is not present, that is to say, that in whole land occupation In the case that area is constant, the area of battery arrangement is improved, is that the generated energy of photovoltaic power generation apparatus improves.

In the above-described embodiments, battery arrangement area includes first area 40 and second area 50, first area 40 and installation The position of slot 12 is corresponding, and second area 50 and first area 40 are spliced into battery arrangement area；Battery lamella 20 is in first area 40 arrangement area is less than battery lamella 20 in the arrangement area of second area 50.Photovoltaic power generation apparatus of the invention is by making The area of battery lamella 20 is bigger in two regions 50, so as to so that the part of original gap location increases the photovoltaic for that can generate electricity Power generation region, so that the area of battery lamella 20 is improved, to improve generated energy under the premise of occupied area is constant.

In the above-described embodiments, it is respectively arranged with mounting groove 12 on two opposite on photovoltaic module 10 abutting sides 11, two A mounting groove 12 is oppositely arranged；Battery arrangement area includes first area 40 and second area 50, and first area 40 is two installations Region between slot 12, second area 50 and first area 40 are spliced into battery arrangement area；Opposite two on photovoltaic module 10 Abut the width that the distance between side 11 is battery arrangement area；Width of the battery lamella 20 in first area 40 is less than battery lamella 20 In the width of second area 50.Photovoltaic power generation apparatus of the invention is by making the width of battery lamella 20 in second area 50 more Greatly, so as to so that the part of original gap location increases the photovoltaic power generation region for that can generate electricity, thus constant in occupied area Under the premise of, the area of battery lamella 20 is improved, to improve generated energy.

Specifically, as shown in Figure 2 and Figure 5, the width of the battery layout area of photovoltaic module is d in the prior art₂, long Degree is L₁, the length of photovoltaic module 10 of the invention is L₁, battery layout area, second area width be d₁, first area 40 width is d₂, the length of mounting groove 12 is L₂, depth d₃, that is to say, that there is d₁=d₂+2d₃, then with the existing skill of Fig. 2 Photovoltaic module in art is compared, and the increase area of photovoltaic module battery layout area of the invention is S=2d₃×L₁-2L₂, with master For flowing 120P half assembly circuit, the increased cell piece quantity of component is 8, and component output increases about 6.67%.

In addition, as shown in Figure 6 and Figure 7,10 internal cell lamella 20 of photovoltaic module is to be sliced cell piece, generally 1/2, 1/3,1/4,1/5 etc..Battery lamella 20 includes multiple battery strings groups, and the concatenated cell piece quantity of each battery strings institute is not Together, the more battery string length of cell piece quantity is longer.As shown in fig. 6, the battery with 2 kinds of length in general monolithic element String, long 21 series-connected cell the piece number of battery strings are m, and short 22 series-connected cell the piece number of battery strings is n, wherein m > n, if m, n are even number, If then battery strings are drawn end to end electrically on the contrary, if m, n are odd number when battery strings typesetting, it is identical that battery strings draw electrical property end to end, Long battery strings 21 are placed in second area 50, short battery strings 22 are placed in first area 40, in a manner described by battery strings into Row typesetting, and connect with busbar welding, busbar exit is connected with the bypass diode etc. in terminal box, in component long side Upper extraction positive and negative electrode, wherein the direction of bypass diode should determine according to the exit polarity of connection battery strings.Cell piece and glass There are also one layer of packaging adhesive films between glass structure, in the lamination of establishment of component process, can melt under high temperature and crosslink reaction, play The effect of packaging protection cell piece ultimately forms photovoltaic module by a series of establishment of component techniques.This arrangement mode, existing Have on component technology, the additional cell piece quantity for increasing component internal, to improve the power generation output of component.Meanwhile the component The installation of inter-module gapless can be achieved, reduce the dosage of the photovoltaic systems materials such as photovoltaic bracket, pile foundation, photovoltaic cable, reduce electricity Stand occupied area, to reducing system cost.

In the above-described embodiments, two neighboring photovoltaic module is connected and fixed by briquetting 30.Photovoltaic power generation dress of the invention It sets by the way that briquetting 30 to be mounted in avoiding space, the other parts for abutting side 11 can be made mutually to abut, to eliminate photovoltaic Gap between component 10 significantly reduces costs to reduce the material utilization amount and occupied area when photovoltaic module 10 is installed.

In the above-described embodiments, further includes: support guide 60, briquetting 30 are arranged on support guide 60.Light of the invention Volt power generator can conveniently adjust the installation site of photovoltaic module by the way that support guide 60 is arranged, and improve installation effectiveness and use Convenience.

In the above-described embodiments, photovoltaic module 10 includes the first glass plate, the second glass plate and the battery lamella 20 being stacked, Battery lamella 20 is arranged between the first glass plate and the second glass plate.First glass plate is generally tempered glass or half tempered glass Glass, material is as conventional foreboard photovoltaic glass.There is one layer of antireflective film in its upper surface, it is possible to reduce sunlight reflected, under Surface has flannelette micro-structure, has anti-reflection effect to sunlight, glass transmission rate generally requires >=91%.Second glass plate one As be tempered glass or semi-tempered glass, material is as conventional backboard photovoltaic glass, general light transmittance requirement >=88%.

In the above-described embodiments, 10 surface of photovoltaic module, which is located to abut, is also arranged at intervals with cathode output end at 11 position of side 13, cathode output end 14 and halfway junction box 15.Photovoltaic power generation apparatus of the invention is defeated by setting cathode output end 13, cathode Outlet 14 and halfway junction box 15, which can be convenient, draws the electric current of battery, improves service efficiency.

In the above-described embodiments, two mounting grooves 12 are arranged at intervals on each abutting side 11.For as the case may be, Respectively there are 2 or 3 mounting grooves in 2 long sides of the glass structure of photovoltaic module.

In the above-described embodiments, two mounting grooves 12 are entirely located between cathode output end 13 and cathode output end 14, in Between terminal box 15 be located between two mounting grooves 12.

According to another aspect of the present invention, a kind of photovoltaic generating system is disclosed, including above-mentioned photovoltaic power generation apparatus.

In addition, the gap portion between component is not utilized effectively, the waste of resource is caused.

Obviously, above embodiment of the invention be only to clearly illustrate example of the present invention, and not be Restriction to embodiments of the present invention.For those of ordinary skill in the art, on the basis of the above description also It can make other variations or changes in different ways.Here all embodiments can not be exhaustive.It is all to belong to this The obvious changes or variations that the technical solution of invention is extended out are still in the scope of protection of the present invention.