CN113731924A - Photovoltaic module cleaning device and working method thereof - Google Patents

Photovoltaic module cleaning device and working method thereof Download PDF

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Publication number
CN113731924A
CN113731924A CN202111162552.9A CN202111162552A CN113731924A CN 113731924 A CN113731924 A CN 113731924A CN 202111162552 A CN202111162552 A CN 202111162552A CN 113731924 A CN113731924 A CN 113731924A
Authority
CN
China
Prior art keywords
water
electromagnetic valve
cleaning
storage tank
supporting plate
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.)
Pending
Application number
CN202111162552.9A
Other languages
Chinese (zh)
Inventor
李家川
郭辰
张立英
邵振州
高建辉
李腾
高培鑫
邓明基
缑志斌
蒋河川
万月
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huaneng Clean Energy Research Institute
Original Assignee
Huaneng Clean Energy Research Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huaneng Clean Energy Research Institute filed Critical Huaneng Clean Energy Research Institute
Priority to CN202111162552.9A priority Critical patent/CN113731924A/en
Publication of CN113731924A publication Critical patent/CN113731924A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • B08B1/143
    • B08B1/30
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/14Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/10Cleaning arrangements
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention belongs to the technical field of cleaning of photovoltaic modules, and particularly relates to a cleaning device for a photovoltaic module, which comprises a controller, a water storage tank and a supporting plate, wherein the water storage tank is arranged below the supporting plate; the two sides of the supporting plate are provided with transmission mechanisms, and the top end of the supporting plate is provided with a cleaning mechanism; the transmission mechanism is connected with the cleaning structure; a waterway unit is arranged below the supporting plate and comprises a water pipe, a water pump and a first electromagnetic valve; the water storage tank is provided with a water outlet, the first electromagnetic valve is arranged at the water outlet, and the first electromagnetic valve is communicated with one end of the water pipe through the water pump; the other end of the water pipe is provided with a spray head, and the water spraying direction of the spray head faces the photovoltaic panel; the lower edge of the supporting plate is abutted against the upper end of the water tank; the upper end of the water storage tank is provided with a water inlet for collecting rainwater; the transmission mechanism, the first electromagnetic valve and the water pump are respectively electrically connected with the controller. The device is adopted to clean the photovoltaic panel, so that water resources are saved, the workload of workers is reduced, and the working efficiency is improved.

Description

Photovoltaic module cleaning device and working method thereof
Technical Field
The invention belongs to the technical field of cleaning of photovoltaic modules, and particularly relates to a cleaning device for a photovoltaic module and a working method of the cleaning device.
Background
Photovoltaic module is at the in-process that uses, and long as using, the surface of photovoltaic board can amass a large amount of dusts, leads to illumination not enough, reduces the efficiency of photovoltaic board electricity generation, consequently, for guaranteeing that the photovoltaic board can normal electricity generation, need rinse it, general washing mode adopts the manual cleaning.
When using, the cleaning device for the photovoltaic module is long in cleaning time when being cleaned manually, so that the task amount of workers is increased, and water resources are wasted.
Disclosure of Invention
The invention aims to provide a photovoltaic module cleaning device and a working method thereof, and solves the problems of long cleaning time, large task amount and waste of water resources due to the fact that a photovoltaic module is cleaned manually.
The invention is realized by the following technical scheme:
a photovoltaic module cleaning device comprises a controller, a water storage tank and a supporting plate, wherein the water storage tank is arranged below the supporting plate;
the two sides of the supporting plate are provided with transmission mechanisms, and the top end of the supporting plate is provided with a cleaning mechanism; the transmission mechanism is connected with the cleaning structure;
a waterway unit is arranged below the supporting plate and comprises a water pipe, a water pump and a first electromagnetic valve; the water storage tank is provided with a water outlet, the first electromagnetic valve is arranged at the water outlet, and the first electromagnetic valve is communicated with one end of the water pipe through the water pump; the other end of the water pipe is provided with a spray head, and the water spraying direction of the spray head faces the photovoltaic panel;
the lower edge of the supporting plate is abutted against the upper end of the water storage tank;
the upper end of the water storage tank is provided with a water inlet for collecting rainwater;
the transmission mechanism, the first electromagnetic valve and the water pump are respectively electrically connected with the controller.
Furthermore, the waterway unit also comprises a second electromagnetic valve used for connecting an external water source, and the first electromagnetic valve is communicated with the water pipe through the water pump; the second electromagnetic valve is electrically connected with the controller.
Furthermore, the water pump is connected with a T-shaped water pipe, one port of the T-shaped water pipe is connected with the first electromagnetic valve, and the other port of the T-shaped water pipe is connected with the second electromagnetic valve.
Further, the transmission mechanism comprises a motor, a screw rod and a movable block, the screw rod is connected with the motor, the movable block is sleeved on the screw rod, and the motor is electrically connected with the controller;
the cleaning mechanism comprises a cleaning plate and a cleaning cotton pad arranged on the lower surface of the cleaning plate;
the two movable blocks are connected through the cleaning plate.
Furthermore, a filter screen is arranged at the water inlet.
Further, backup pad lower extreme is equipped with electric telescopic handle and breakwater, and electric telescopic handle is connected with the controller, and electric telescopic handle is used for controlling the breakwater and stretches out or retract, and the breakwater is used for blocking the return water mouth or opens the water inlet.
Further, the water pipe is fixed on the back of the support plate through a fixing clamp;
the top of backup pad is equipped with the installation piece, motor and water pipe are installed in the installation piece.
Furthermore, the below fixed mounting of water storage box has the support column, the support column is provided with four, wherein two the support column passes the rear side of water storage box and is connected with the backup pad.
The invention also discloses a working method of the photovoltaic module cleaning device, which comprises the following steps:
s1, opening a first electromagnetic valve by the controller, operating the water pump, pumping water in the water storage tank from the water outlet, conveying the water to the spray head through the water pipe, spraying the water out of the spray head, and washing the photovoltaic panel for the first time;
s2, closing the first electromagnetic valve after the washing is finished, controlling the transmission mechanism to operate, driving the cleaning mechanism to move by the transmission mechanism, and cleaning the surface of the photovoltaic panel by the cleaning mechanism;
and S3, repeating S1-S2 for multiple times until the end.
Furthermore, the waterway unit also comprises a second electromagnetic valve used for connecting an external water source, and the first electromagnetic valve is communicated with the water pipe through the water pump; the second electromagnetic valve is electrically connected with the controller;
under the condition that the water storage tank does not have water, the controller closes the first electromagnetic valve, opens the second electromagnetic valve, connects outside water source through the second electromagnetic valve, and outside water source leads to pipe and carries to the shower nozzle, by the shower nozzle blowout, washes the photovoltaic board.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention discloses a photovoltaic module cleaning device which comprises a supporting plate, wherein a water storage tank for storing rainwater is arranged below the supporting plate, a photovoltaic plate is arranged above the supporting plate, transmission mechanisms are arranged on two sides of the photovoltaic plate, and a cleaning mechanism is arranged on the upper side of the photovoltaic plate and drives the cleaning mechanism to move; a waterway unit is arranged below the supporting plate and comprises a water pipe, a water pump and a first electromagnetic valve. When cleaning, the water pump and the first electromagnetic valve are opened, water in the water storage tank is conveyed to the spray head, and the photovoltaic panel is washed; the photovoltaic panel is cleaned by the cleaning mechanism after being washed, dust, bird droppings, snow and the like falling from the surface of the photovoltaic panel are cleaned and erased by the cleaning mechanism, so that the cleaning effect is better, and the water can be stored in the rain and snow weather by the design of the water storage tank for cleaning the photovoltaic panel, so that the water resource is saved, the workload of workers is reduced, and the working efficiency is improved.
Furthermore, the transmission mechanism adopts a lead screw transmission mechanism, and the cleaning mechanism comprises a cleaning plate and a cleaning cotton pad arranged on the lower surface of the cleaning plate; the motor operates and drives the lead screw, and the lead screw drives the movable block to drive the cleaning plate to carry out reciprocating motion, and the below of cleaning plate is provided with the clean cotton pad, reaches the purpose of cleaning the photovoltaic board surface with this.
Further, the lower extreme of backup pad is equipped with electric telescopic handle and breakwater, during the washing, stretches out and draws back through electric telescopic handle, pushes away the breakwater forward to sewage when preventing to wash flows into the water storage box from the filter screen, washs the end, drives the breakwater through electric telescopic handle, withdraws the breakwater, is convenient for carry out the retaining at sleet weather, has practiced thrift the water resource, and is provided with the filter screen, prevents that leaves etc. from falling into in the water storage box.
Drawings
Fig. 1 is a schematic perspective view of a photovoltaic module cleaning apparatus according to the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a side view of fig. 1.
Fig. 4 is a schematic structural diagram of the cleaning mechanism of the present invention.
Reference numbers in the figures: 1. a support pillar; 2. a water storage tank; 3. a controller; 4. a support plate; 5. a photovoltaic panel; 6. mounting blocks; 7. an electric telescopic rod; 8. a water baffle; 9. a filter screen; 10. a movable groove; 11. an outer nozzle; 12. a screw rod; 13. a bearing; 14. a motor; 15. a movable block; 16. a connecting plate; 17. cleaning the plate; 18. cleaning the cotton pad; 19. a spray head; 20. a water pipe; 21. a fixing clip; 22. a water pump; 23. a first solenoid valve; 24. a second solenoid valve; 25. and (7) a water outlet.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in figure 1, the invention discloses a photovoltaic module cleaning device, which comprises a controller 3, a water storage tank 2 and a support plate 4, wherein the water storage tank 2 is arranged below the support plate 4; the two sides of the supporting plate 4 are provided with transmission mechanisms, and the top end of the supporting plate 4 is provided with a cleaning mechanism; the transmission mechanism is connected with the cleaning structure; a waterway unit is arranged below the supporting plate 4 and comprises a water pipe 20, a water pump 22 and a first electromagnetic valve 23; a water outlet 25 is formed in the water storage tank 2, a first electromagnetic valve 23 is arranged at the water outlet 25, and the first electromagnetic valve 23 is communicated with one end of the water pipe 20 through a water pump 22; the other end of the water pipe 20 is provided with a spray head 19, and the water spraying direction of the spray head 19 faces the photovoltaic panel 5; the lower edge of the supporting plate 4 is abutted against the upper end of the water storage tank 2; the upper end of the water storage tank 2 is provided with a water inlet for collecting rainwater; the transmission mechanism, the first electromagnetic valve 23 and the water pump 22 are respectively electrically connected with the controller 3.
Referring to fig. 1 and 2, the transmission mechanism includes a motor 14, a screw rod 12 and a movable block 15, the movable block 15 is sleeved on the screw rod 12, and the motor 14 is electrically connected with the controller 3; open in 4 both sides of backup pad has a movable groove 10, and the lead screw is installed in movable groove 10, bearing 13 is installed to the lower extreme of lead screw 12, the upper end and the motor 14 fixed connection of lead screw 12, movable block 15 is installed to the below of motor 14, one side fixedly connected with connecting plate 16 of movable block 15.
As shown in fig. 4, the cleaning mechanism includes a cleaning plate 17 and a cleaning pad 18 provided on a lower surface of the cleaning plate 17; the connecting plate 16 is connected with the cleaning plate 17, and the cleaning cotton pad 18 is used for scrubbing the photovoltaic panel 5, so that the surface of the photovoltaic panel 5 can be prevented from being damaged, and the reduction of the power generation efficiency can be avoided.
The installation piece 6 is installed on the top of backup pad 4, motor 14 and water pipe 20 are installed in installation piece 6, and the length of time of being convenient for control washing.
The utility model discloses a photovoltaic solar panel, including motor 14, motor 22, water pump 22, first solenoid valve 23 is connected to one side of water pump 22, first solenoid valve 23 is connected to T type water pipe 20 below that water pump 22 connects, delivery port 25 is connected to the other end of first solenoid valve 23, second solenoid valve 24 is connected to the T type water pipe 20 opposite side that water pump 22 connects, the other end of second solenoid valve 24 is connected with outside mouth of a river 11.
More preferably, the inside of backup pad 4 just is located the lower extreme and is provided with electric telescopic handle 7, electric telescopic handle 7's bottom fixedly connected with breakwater 8, and electric telescopic handle 7 is connected with controller 3, thereby electric telescopic handle 7 control breakwater 8 stretches out or the withdrawal is controlled breakwater 8 and is blocked the water inlet or open.
More preferably, the water inlet of the water storage tank 2 is provided with a filter screen 9, rainwater can be stored after filtering, and water resources can be effectively saved.
Besides, the below fixed mounting of water storage box 2 has support column 1, support column 1 is provided with four, wherein two support column 1 passes the rear side of water storage box 2 and is connected with backup pad 4, controller 3 is installed to one side that water storage box 2 leaned on in, controller 3 is electric connection with electric telescopic handle 7 and motor 14, water pump 22, first solenoid valve 23, second solenoid valve 24, and each mechanism of remote control of being convenient for carries out work, has reduced staff's work load.
The working principle of the invention is as follows: when the device is used, the photovoltaic panel 5 is fixed on the mounting plate 4, during cleaning, the electric telescopic rod 7 moves under the control of the controller 3 to push the water baffle 8 forwards, and when the water storage tank 2 is filled with water, the first electromagnetic valve 23 is opened, the water pump 22 operates to pump the water in the water storage tank 2 from the water outlet 25, and the water is conveyed to the spray head 19 through the water pipe 20 and sprayed out of the spray head 19 to wash the photovoltaic panel 5 for the first time; after the washing is finished, the first electromagnetic valve 23 is closed, the motor 14 is controlled to operate, the motor 14 drives the movable block 15 to move along the screw rod 12 through the screw rod 12, the movable block 15 movably drives the connecting plate 16 to move, the connecting plate 16 movably drives the cleaning plate 17 and the cleaning cotton pad 18 to clean the surface of the photovoltaic panel 5, and after the washing is finished, the first electromagnetic valve 23 can be opened again to wash the cleaning cotton pad again, so that the cleaning is not clean enough.
Preferably, in the absence of water in the reservoir 2, the first solenoid valve 23 is closed, the second solenoid valve 24 is opened, and an external water source is connected through the external water port 11 to flush it.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. A photovoltaic module cleaning device is characterized by comprising a controller (3), a water storage tank (2) and a support plate (4), wherein the water storage tank (2) is arranged below the support plate (4);
the two sides of the supporting plate (4) are provided with transmission mechanisms, and the top end of the supporting plate (4) is provided with a cleaning mechanism; the transmission mechanism is connected with the cleaning structure;
a waterway unit is arranged below the supporting plate (4), and comprises a water pipe (20), a water pump (22) and a first electromagnetic valve (23); a water outlet (25) is formed in the water storage tank (2), a first electromagnetic valve (23) is installed at the water outlet (25), and the first electromagnetic valve (23) is communicated with one end of the water pipe (20) through a water pump (22); the other end of the water pipe (20) is provided with a spray head (19), and the water spraying direction of the spray head (19) faces the photovoltaic panel (5);
the lower edge of the supporting plate (4) is abutted against the upper end of the water storage tank (2);
the upper end of the water storage tank (2) is provided with a water inlet for collecting rainwater;
the transmission mechanism, the first electromagnetic valve (23) and the water pump (22) are respectively electrically connected with the controller (3).
2. The photovoltaic module cleaning device according to claim 1, wherein the waterway unit further comprises a second electromagnetic valve (24) for connecting an external water source, and the first electromagnetic valve (23) is communicated with the water pipe (20) through a water pump (22); the second electromagnetic valve (24) is electrically connected with the controller (3).
3. The photovoltaic module cleaning device according to claim 2, wherein a T-shaped water pipe (20) is connected to the water pump (22), one port of the T-shaped water pipe (20) is connected with the first electromagnetic valve (23), and the other port is connected with the second electromagnetic valve (24).
4. The photovoltaic module cleaning device according to claim 1, wherein the transmission mechanism comprises a motor (14), a screw rod (12) and a movable block (15), the screw rod (12) is connected with the motor (14), the movable block (15) is sleeved on the screw rod (12), and the motor (14) is electrically connected with the controller (3);
the cleaning mechanism comprises a cleaning plate (17) and a cleaning cotton pad (18) arranged on the lower surface of the cleaning plate (17);
the two movable blocks (15) are connected through a cleaning plate (17).
5. A photovoltaic module cleaning device according to claim 1, characterized in that a filter screen (9) is arranged at the water inlet.
6. The photovoltaic module cleaning device according to claim 1, wherein an electric telescopic rod (7) and a water baffle (8) are arranged at the lower end of the supporting plate (4), the electric telescopic rod (7) is connected with the water baffle (8), the electric telescopic rod (7) is connected with the controller (3), the electric telescopic rod (7) is used for controlling the water baffle (8) to extend or retract, and the water baffle (8) is used for blocking a water return port or opening a water inlet port.
7. A photovoltaic module cleaning device according to claim 1, characterized in that the water pipe (20) is fixed to the back of the support plate (4) by means of fixing clips (21);
the top end of the supporting plate (4) is provided with a mounting block (6), and the motor (14) and the water pipe (20) are mounted in the mounting block (6).
8. The photovoltaic module cleaning device according to claim 1, wherein four support columns (1) are fixedly arranged below the water storage tank (2), and two support columns (1) penetrate through the rear side of the water storage tank (2) and are connected with the support plate (4).
9. A method of operating a photovoltaic module cleaning apparatus according to any one of claims 1 to 8, comprising the steps of:
s1, opening a first electromagnetic valve (23) by a controller (3), operating a water pump (22), pumping water in a water storage tank (2) from a water outlet (25), conveying the water to a spray head (19) through a water pipe (20), spraying the water out of the spray head (19), and washing the photovoltaic panel (5) for the first time;
s2, closing the first electromagnetic valve (23) after the washing is finished, controlling the transmission mechanism to operate, driving the cleaning mechanism to move by the transmission mechanism, and cleaning the surface of the photovoltaic panel (5) by the cleaning mechanism;
and S3, repeating S1-S2 for multiple times until the end.
10. The operating method of the photovoltaic module cleaning device as claimed in claim 9, wherein the waterway unit further comprises a second solenoid valve (24) for connecting an external water source, the first solenoid valve (23) is communicated with the water pipe (20) through a water pump (22); the second electromagnetic valve (24) is electrically connected with the controller (3);
under the condition that water does not exist in the water storage tank (2), the controller (3) closes the first electromagnetic valve (23), opens the second electromagnetic valve (24), is connected with an external water source through the second electromagnetic valve (24), and the external water source is conveyed to the spray head (19) through the water pipe (20) and is sprayed out of the spray head (19) to wash the photovoltaic panel (5).
CN202111162552.9A 2021-09-30 2021-09-30 Photovoltaic module cleaning device and working method thereof Pending CN113731924A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111162552.9A CN113731924A (en) 2021-09-30 2021-09-30 Photovoltaic module cleaning device and working method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111162552.9A CN113731924A (en) 2021-09-30 2021-09-30 Photovoltaic module cleaning device and working method thereof

Publications (1)

Publication Number Publication Date
CN113731924A true CN113731924A (en) 2021-12-03

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN117040414A (en) * 2023-07-21 2023-11-10 浙江南自建设集团有限公司 Photovoltaic curtain wall system and adjusting control method
CN117353649A (en) * 2023-12-05 2024-01-05 河北国顺新能源科技集团有限公司 Cleaning device with rainwater collection and reuse functions for solar photovoltaic panel

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CN213613203U (en) * 2020-08-03 2021-07-06 中节能太阳能科技霍尔果斯有限公司 Cleaning device for solar photovoltaic power generation board
CN214184288U (en) * 2020-12-29 2021-09-14 南京格润福度电气有限公司 Photovoltaic energy storage equipment convenient to wash
CN215965135U (en) * 2021-09-30 2022-03-08 中国华能集团清洁能源技术研究院有限公司 Photovoltaic module cleaning device

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US20170331424A1 (en) * 2016-05-13 2017-11-16 Boson Robotics Ltd. Obstacle crossing mechanism and photovoltaic panel cleaning equipment having same
CN209844898U (en) * 2019-04-26 2019-12-24 上海禧龙科技股份有限公司 Solar cell panel cleaning device
CN109985879A (en) * 2019-05-16 2019-07-09 中合智腾建设有限公司 A kind of photovoltaic panel cleaning device
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117040414A (en) * 2023-07-21 2023-11-10 浙江南自建设集团有限公司 Photovoltaic curtain wall system and adjusting control method
CN117353649A (en) * 2023-12-05 2024-01-05 河北国顺新能源科技集团有限公司 Cleaning device with rainwater collection and reuse functions for solar photovoltaic panel
CN117353649B (en) * 2023-12-05 2024-03-01 河北国顺新能源科技集团有限公司 Cleaning device with rainwater collection and reuse functions for solar photovoltaic panel

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