CN111644402A - Cleaning device for photovoltaic board and photovoltaic power generation system - Google Patents
Cleaning device for photovoltaic board and photovoltaic power generation system Download PDFInfo
- Publication number
- CN111644402A CN111644402A CN202010547724.3A CN202010547724A CN111644402A CN 111644402 A CN111644402 A CN 111644402A CN 202010547724 A CN202010547724 A CN 202010547724A CN 111644402 A CN111644402 A CN 111644402A
- Authority
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- China
- Prior art keywords
- dust
- photovoltaic
- photovoltaic panel
- brush plate
- bristles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004140 cleaning Methods 0.000 title claims abstract description 27
- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 133
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 238000007790 scraping Methods 0.000 claims abstract description 4
- 238000000605 extraction Methods 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 2
- 210000004209 hair Anatomy 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
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- B08B1/12—
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- B08B1/30—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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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 application discloses cleaning device and photovoltaic power generation system of photovoltaic board relates to photovoltaic power generation technical field. Wherein, this cleaning device includes: a dust removing brush plate and a dust suction device; the dust collection device is fixed on the frame of the photovoltaic panel and is communicated with the airflow pipe in the dust removal brush plate; a plurality of bristles are arranged on the opposite surfaces of the dust removing brush plate and the photovoltaic plate, air holes are formed in gaps of the bristles, and the air holes are communicated with the airflow pipe; the dust removal brush plate is used for scraping dust attached to the surface of the photovoltaic panel by using brush hairs when the dust removal brush plate moves on the surface of the photovoltaic panel; the dust suction device is used for sucking the dust through the airflow pipe and the air holes. By utilizing the cleaning device, when the dust removal brush plate moves on the surface of the photovoltaic panel, the bristles scrape dust attached to the surface of the photovoltaic panel, and the dust suction device sucks the dust through the airflow pipe and the air holes, so that the dust on the surface of the photovoltaic panel can be effectively removed, and the energy absorption efficiency of the photovoltaic module is further ensured.
Description
Technical Field
The application relates to the technical field of photovoltaic power generation, in particular to a cleaning device for a photovoltaic panel and a photovoltaic power generation system.
Background
Photovoltaic power generation is a technology for converting light energy into electrical energy by using the photovoltaic effect of a semiconductor interface. Photovoltaic power generation systems may generally include photovoltaic modules, inverters, ac power distribution equipment, and the like.
The photovoltaic modules are arranged on the photovoltaic panel after being arrayed, the surface of the photovoltaic panel needs to face sunlight so that the photovoltaic modules can receive light energy, but the surface of the existing photovoltaic panel is easily contaminated with dust, and when the surface of the photovoltaic panel is seriously contaminated with dust, the photovoltaic modules can be blocked from receiving sunlight, so that the energy absorption efficiency of the photovoltaic modules is reduced.
Disclosure of Invention
In order to solve the technical problem in the prior art, the application provides a cleaning device and a photovoltaic power generation system of photovoltaic board, can effectively clear away the dust on photovoltaic board surface, and then guaranteed photovoltaic module's energy absorption efficiency.
The application provides a cleaning device of photovoltaic board, the device includes: a dust removing brush plate and a dust suction device;
the dust collection device is fixed on the frame of the photovoltaic panel and is communicated with the airflow pipe in the dust removal brush plate;
a plurality of bristles are arranged on the opposite surfaces of the dust removal brush plate and the photovoltaic plate, air holes are formed in gaps of the bristles, and the air holes are communicated with the airflow pipe;
the dust removal brush plate is used for scraping dust attached to the surface of the photovoltaic panel by using the bristles when the dust removal brush plate moves on the surface of the photovoltaic panel;
the dust suction device is used for sucking the dust through the airflow pipe and the air holes.
Optionally, the apparatus further comprises: at least two bearing rollers;
the bearing type roller comprises a bearing inner ring and a bearing outer ring, and two ends of the dust removal brush plate respectively penetrate through the inner wall of at least one bearing inner ring;
the bearing type roller rolls in a groove position of a frame of the photovoltaic panel;
and the bearing type roller is used for rolling along with the movement of the dust removal brush plate on the surface of the photovoltaic panel.
Optionally, two ends of the dust removing brush plate are respectively fixedly connected with the inner wall of at least one bearing inner ring.
Optionally, the apparatus further comprises: a grip;
and two ends of the dust removing brush plate respectively penetrate through the inner wall of at least one bearing inner ring and then are respectively connected with one handle.
Optionally, the dust suction device specifically includes: a dust absorption air pump, a telescopic air pipe and a fixing frame;
the fixing frame is used for fixing the dust absorption air pump on the frame of the photovoltaic panel;
one end of the telescopic air pipe is communicated with the dust collection air pump, and the other end of the telescopic air pipe is communicated with the airflow pipe;
the telescopic air pipe is used for correspondingly stretching along with the movement of the dust removing brush plate;
and the dust absorption air pump is used for absorbing the dust through the telescopic air pipe, the airflow pipe and the air hole.
Optionally, the dust collection air pump is powered by the photovoltaic panel, or powered by a battery, or powered by an external power supply.
Optionally, a plurality of the bristles form a plurality of rows of bristles, and the plurality of rows of bristles are staggered.
The present application further provides a photovoltaic power generation system, including: a cleaning device for a photovoltaic panel and a photovoltaic panel provided above;
the photovoltaic panel comprises photovoltaic modules arranged in an array and used for converting light energy into electric energy.
Optionally, a groove is formed in the frame of the photovoltaic panel;
the groove is used for enabling the bearing type roller to roll in the groove.
The scheme provided by the application has at least the following advantages:
the application provides a cleaning device of photovoltaic board is including dust removal brush board and dust extraction. Wherein, dust extraction fixes the frame at the photovoltaic board and with the air current pipe intercommunication in the brush board that removes dust, the opposite face of brush board and photovoltaic board that removes dust is provided with a plurality of brush hairs, and the gap of a plurality of brush hairs is provided with the gas pocket, gas pocket and air current pipe intercommunication. When the dust removal brush plate moves on the surface of the photovoltaic panel, the bristles scrape dust attached to the surface of the photovoltaic panel, and the dust collection device absorbs the dust through the airflow pipe and the air holes, so that the dust on the surface of the photovoltaic panel can be effectively removed, and the energy absorption efficiency of the photovoltaic module is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view of a cleaning device for a photovoltaic panel according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of a dust removing brush plate according to an embodiment of the present disclosure;
fig. 3 is a schematic view of another cleaning device for a photovoltaic panel provided in an embodiment of the present application;
FIG. 4 is a schematic view of a roller bearing according to an embodiment of the present disclosure;
fig. 5 is a schematic view of a photovoltaic power generation system according to an embodiment of the present application.
Detailed Description
Because the surface of the photovoltaic panel is easy to be contaminated by dust, when the surface of the photovoltaic panel is seriously contaminated by dust, the photovoltaic module can be blocked from receiving sunlight, and the energy absorption efficiency of the photovoltaic module is further reduced.
In order to solve the technical problem existing in the prior art, the application provides a cleaning device for a photovoltaic panel and a photovoltaic power generation system. Wherein, the device can effectively clear away the dust on photovoltaic board surface, and then has guaranteed photovoltaic module's energy absorption efficiency.
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The first embodiment is as follows:
the embodiment of the application provides a cleaning device for a photovoltaic panel, which is specifically described below with reference to the accompanying drawings.
Referring to fig. 1, the figure is a schematic view of a cleaning device for a photovoltaic panel provided in an embodiment of the present application.
The cleaning device of photovoltaic board that this application embodiment provided includes: a dust removal brush plate 5 and a dust suction device (including parts corresponding to 7, 8 and 9 in the drawings).
Referring to fig. 2, the drawing is a schematic view of a dust removing brush plate according to an embodiment of the present disclosure.
The opposite surface of the dust removing brush plate 5 and the photovoltaic panel 1 is provided with a plurality of bristles 51, and the bristles 51 are used for scraping dust on the surface of the photovoltaic panel 1.
An airflow duct 52 is provided inside the dust removing brush plate 5, and the airflow duct 52 communicates with the dust suction device.
The gap of the brush 51 of the dust removing brush plate 5 is also provided with an air hole 53, and the air hole 53 is communicated with the air flow pipe 52.
The specific number of the bristles 51 and the air holes 53 is not particularly limited in the embodiment of the present application, and it is understood that, in some embodiments, in order to better remove dust on the surface of the photovoltaic panel 1, the number of the bristles 51 may be distributed on the opposite surface of the photovoltaic panel 1, and the bristles 51 may also form multiple rows, and the multiple rows of bristles are arranged in a staggered manner.
The specific position for arranging the dust removal brush 5 is not particularly limited in the embodiment of the application, and for example, the dust removal brush may be arranged at the upper frame, the two side frames, or the bottom side frame of the photovoltaic panel 1. The figure is taken as an example of the arrangement at the upper frame.
Wherein, dust extraction is fixed in photovoltaic board's frame department. The specific fixing position of the dust collection device is not specifically limited in the embodiment of the application, and the dust collection device is fixed to the upper frame of the photovoltaic panel 1 in the figure as an example. The dust suction device in the embodiment of the application is functionally equivalent to a dust collector and is used for sucking dust.
When the dust removal brush plate 5 is driven to move on the surface of the photovoltaic panel 1, the bristles 51 scrape dust attached to the surface of the photovoltaic panel 1, and the dust collection device is controlled to start to work at the moment so that the dust collection device can absorb the dust through the airflow pipe 52 and the air holes 53, so that the dust on the surface of the photovoltaic panel can be effectively removed, and the energy absorption efficiency of the photovoltaic module is further ensured.
In some embodiments, the dust removing brush plate 5 may further have handles 6 on both sides thereof, and the handles on both sides control the movement of the dust removing brush plate 5 on the surface of the photovoltaic panel 1, so as to facilitate the operation.
Referring to fig. 3, the figure is a schematic view of another cleaning device for a photovoltaic panel provided in the embodiment of the present application.
This figure differs from the cleaning device shown in figure 1 in that a bearing roller 4 is also included, as will be described in more detail below.
Continuing to explain with dust extraction and dust removal brush version 5 all set up the last frame side at photovoltaic board 1 as the example, the principle when setting up in lower frame side or side frame is similar, and this application embodiment is no longer repeated one by one.
In the embodiment of the present application, the number of the bearing rollers 4 is not specifically limited, and the two ends of the dust-removing brush plate 5 may have the same number or different numbers of the bearing rollers 4, and for convenience of description, the following description will take the example that the number of the bearing rollers 4 is 2 and the bearing rollers are respectively located on two sides of the dust-removing brush plate 5.
With continued reference to fig. 3, the frames 2 on both sides of the photovoltaic panel 1 are respectively provided with a slot 4, and the bearing type roller 4 moves in the slot 3 of the frame 2 of the photovoltaic panel 1.
Referring to fig. 4, the figure is a schematic view of a bearing type roller according to an embodiment of the present application.
The bearing type roller 4 comprises a bearing inner ring 41 and a bearing outer ring 42, and the dust removing brush plate 5 penetrates through the inner walls of the bearing inner rings 41 of the two bearing type rollers 4.
The inner wall of the bearing inner ring 41 and the dust removing brush plate 5 may be fixedly connected or not fixedly connected, and the embodiment of the present application is not particularly limited.
Furthermore, at this time, the two ends of the dust removing brush plate 5 respectively penetrate through the inner wall of the bearing inner ring 41 and then are respectively connected with a handle 6.
In a preferred real-time mode, the inner wall of the bearing inner ring 41 is fixedly connected with the dust removing brush plate 5, and when the dust removing brush plate 5 reciprocates on the surface of the photovoltaic panel 1, the bearing roller 4 moves in the slot 3, the bearing outer ring 42 rotates, and the bearing inner ring 41 does not rotate. The resistance can be reduced at this moment, and the dust is convenient to clear.
The working principle of the dust suction apparatus will be described in detail below.
With continued reference to fig. 1-3, the dust extraction specifically includes: a fixed mount 7, a dust absorption air pump 8 and a telescopic air pipe 9.
Wherein, mount 7 is used for fixing dust absorption air pump 8 in the frame of photovoltaic board 1, and this application embodiment uses the mount to fix dust absorption air pump 8 in last frame as the example.
One end of the telescopic air pipe 9 is hermetically communicated with the air inlet end of the dust absorption air pump 8, and the other end is communicated with the airflow pipe 52.
The telescopic air pipe 9 can be correspondingly telescopic along with the movement of the dust removing brush plate 5.
When the dust suction air pump 8 is started, the bristles 51 of the dust removing brush plate 5 can scrape dust on the surface of the photovoltaic panel 1, the air holes 53 distributed in the gaps of the bristles 51 can suck the dust into the air flow pipe 52, and then the dust is further sucked into the dust suction air pump 8 through the telescopic air pipe 9.
The dust absorption air pump 8 can be powered by a photovoltaic panel, a battery or an external power supply, and the embodiment of the present application is not particularly limited.
Example two:
based on the cleaning device for the photovoltaic panel provided by the above embodiment, the embodiment of the application further provides a photovoltaic power generation system, which is specifically described below with reference to the accompanying drawings.
Referring to fig. 5, the figure is a schematic view of a photovoltaic power generation system provided in an embodiment of the present application.
The photovoltaic power generation system 500 comprises a cleaning device 501 for photovoltaic panels and a photovoltaic panel 1.
For specific implementation and working principle of the cleaning device 501 for a photovoltaic panel, reference may be made to the above embodiments, which are not described herein again.
The photovoltaic panel 1 includes photovoltaic modules arranged in an array for converting light energy into electrical energy.
In some embodiments, when the cleaning device 501 for photovoltaic panels is provided with bearing type rollers, the frame of the photovoltaic panel 1 is correspondingly provided with a groove, in this case, in particular, refer to the cleaning device for photovoltaic panels shown in fig. 3, and the groove is used for enabling the bearing type rollers to roll therein so as to reduce the resistance.
In conclusion, this photovoltaic power generation system has included the cleaning device of photovoltaic board, and this cleaning device of photovoltaic board includes dust removal brush board and dust extraction. Wherein, dust extraction fixes the frame at the photovoltaic board and with the air current pipe intercommunication in the brush board that removes dust, the opposite face of brush board and photovoltaic board that removes dust is provided with a plurality of brush hairs, and the gap of a plurality of brush hairs is provided with the gas pocket, gas pocket and air current pipe intercommunication. When the dust removal brush version moves on the surface of the photovoltaic panel, the bristles scrape dust attached to the surface of the photovoltaic panel, and the dust is sucked by the dust suction device through the airflow pipe and the air holes, so that the dust on the surface of the photovoltaic panel can be effectively removed, the energy absorption efficiency of a photovoltaic assembly on the photovoltaic panel is further ensured, and the benefit of a photovoltaic power generation system is further improved.
It should be understood that in the present application, "at least one" means one or more, "a plurality" means two or more. "and/or" for describing an association relationship of associated objects, indicating that there may be three relationships, e.g., "a and/or B" may indicate: only A, only B and both A and B are present, wherein A and B may be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the apparatus embodiment, since it is substantially similar to the method embodiment, it is relatively simple to describe, and reference may be made to some descriptions of the method embodiment for relevant points. The above-described apparatus embodiments are merely illustrative, and the units and modules described as separate components may or may not be physically separate. In addition, some or all of the units and modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (9)
1. A cleaning device for photovoltaic panels, characterized in that it comprises: a dust removing brush plate and a dust suction device;
the dust collection device is fixed on the frame of the photovoltaic panel and is communicated with the airflow pipe in the dust removal brush plate;
a plurality of bristles are arranged on the opposite surfaces of the dust removal brush plate and the photovoltaic plate, air holes are formed in gaps of the bristles, and the air holes are communicated with the airflow pipe;
the dust removal brush plate is used for scraping dust attached to the surface of the photovoltaic panel by using the bristles when the dust removal brush plate moves on the surface of the photovoltaic panel;
the dust suction device is used for sucking the dust through the airflow pipe and the air holes.
2. The apparatus of claim 1, further comprising: at least two bearing rollers;
the bearing type roller comprises a bearing inner ring and a bearing outer ring, and two ends of the dust removal brush plate respectively penetrate through the inner wall of at least one bearing inner ring;
the bearing type roller rolls in a groove position of a frame of the photovoltaic panel;
and the bearing type roller is used for rolling along with the movement of the dust removal brush plate on the surface of the photovoltaic panel.
3. The device of claim 2, wherein both ends of the dust removing brush plate are fixedly connected with the inner wall of at least one of the bearing inner rings respectively.
4. The apparatus of claim 3, further comprising: a grip;
and two ends of the dust removing brush plate respectively penetrate through the inner wall of at least one bearing inner ring and then are respectively connected with one handle.
5. The device according to claim 1, characterized in that the dust extraction comprises in particular: a dust absorption air pump, a telescopic air pipe and a fixing frame;
the fixing frame is used for fixing the dust absorption air pump on the frame of the photovoltaic panel;
one end of the telescopic air pipe is communicated with the dust collection air pump, and the other end of the telescopic air pipe is communicated with the airflow pipe;
the telescopic air pipe is used for correspondingly stretching along with the movement of the dust removing brush plate;
and the dust absorption air pump is used for absorbing the dust through the telescopic air pipe, the airflow pipe and the air hole.
6. The device according to claim 5, wherein the dust suction air pump is powered by the photovoltaic panel, or by a battery, or by an external power source.
7. The device of any one of claims 1-6, wherein a plurality of said bristles form a plurality of rows of bristles, said rows of bristles being staggered.
8. A photovoltaic power generation system, comprising: a cleaning device for a photovoltaic panel and a photovoltaic panel as claimed in any one of claims 1 to 7;
the photovoltaic panel comprises photovoltaic modules arranged in an array and used for converting light energy into electric energy.
9. The device of claim 8, wherein the photovoltaic panel is provided with a groove in the frame;
the groove is used for enabling the bearing type roller to roll in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010547724.3A CN111644402A (en) | 2020-06-16 | 2020-06-16 | Cleaning device for photovoltaic board and photovoltaic power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010547724.3A CN111644402A (en) | 2020-06-16 | 2020-06-16 | Cleaning device for photovoltaic board and photovoltaic power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111644402A true CN111644402A (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010547724.3A Pending CN111644402A (en) | 2020-06-16 | 2020-06-16 | Cleaning device for photovoltaic board and photovoltaic power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111644402A (en) |
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| CN112942706A (en) * | 2021-01-30 | 2021-06-11 | 潍坊学院 | Solar photovoltaic power generation building breast board |
| CN113000421A (en) * | 2021-02-18 | 2021-06-22 | 鲍妃妃 | Building based on building integrated photovoltaic |
| CN113477565A (en) * | 2021-07-02 | 2021-10-08 | 研华科技(中国)有限公司 | Cleaning device for industrial control machine and use method |
| CN114522920A (en) * | 2022-02-07 | 2022-05-24 | 中工国际工程股份有限公司 | Dust removal device for photovoltaic power station |
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Application publication date: 20200911 |