CN113054900A - Solar module protection and cleaning integrated device and working method thereof - Google Patents

Solar module protection and cleaning integrated device and working method thereof Download PDF

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Publication number
CN113054900A
CN113054900A CN202110519042.6A CN202110519042A CN113054900A CN 113054900 A CN113054900 A CN 113054900A CN 202110519042 A CN202110519042 A CN 202110519042A CN 113054900 A CN113054900 A CN 113054900A
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shielding plate
cleaning
power generation
shielding
photovoltaic
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李腾
高培鑫
张立英
邓明基
高建辉
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Huaneng Clean Energy Research Institute
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Huaneng Clean Energy Research Institute
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Priority to CN202110519042.6A priority Critical patent/CN113054900A/en
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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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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Abstract

本发明公开了一种用于太阳能组件保护清洁一体装置及其工作方法，包括光伏发电本体系统、旋转升降遮挡系统、自动清洁系统和储能系统，光伏发电本体系统用于将太阳能转化为电能，并网多余电为本发明装置提供动力电能；旋转升降遮挡系统安装在光伏发电本体系统上，工作时用于遮挡、阻碍沙尘、雨雪等恶劣气候对发电本体系统的影响。自动清洁系统安装在旋转升降系统遮挡板的背面，用于清洁发电本体光伏组件表面杂物，储能系统将光伏电能进行存储，并按控制指令对装置中电动设备提供电能。本发明具有无需人工现场操作、清洁效率快，清洁到位等特点。为光伏电站提供一种更加高效、实用的解决光伏组件积雪覆盖尘沙的方案。

Figure 202110519042

The invention discloses an integrated device for protection and cleaning of solar modules and a working method thereof, comprising a photovoltaic power generation body system, a rotating lifting and shading system, an automatic cleaning system and an energy storage system. The photovoltaic power generation body system is used for converting solar energy into electric energy, The grid-connected excess power provides power for the device of the present invention; the rotary lift shielding system is installed on the photovoltaic power generation body system, and is used to block and hinder the impact of sand, dust, rain and snow and other harsh weather on the power generation body system during operation. The automatic cleaning system is installed on the back of the shielding plate of the rotating lifting system to clean the sundries on the surface of the photovoltaic modules of the power generation body. The energy storage system stores the photovoltaic power and provides power to the electric equipment in the device according to the control instructions. The invention has the characteristics of no need for manual on-site operation, fast cleaning efficiency, and in-place cleaning. Provide a more efficient and practical solution for photovoltaic power plants to solve the problem of snow covered dust and sand for photovoltaic modules.

Figure 202110519042

Description

Solar module protection and cleaning integrated device and working method thereof
Technical Field
The invention belongs to the field of new energy photovoltaic power generation application, and particularly relates to a solar module protection and cleaning integrated device and a working method thereof.
Background
Since the global oil crisis outbreak in the 70 th 20 th century, the solar photovoltaic power generation technology draws high attention, and the photovoltaic industry develops rapidly in the world. The installed capacity of photovoltaic power generation is rapidly increased from 135.76GW of 2013 to 480.36GW of 2018, the installed capacity is shortened by 5 years, and 3.5 times of increase is achieved.
Because photovoltaic modules are exposed to outdoor open environment for a long time, the photovoltaic modules are seriously influenced by extreme weather, and snow and sand are the most representative. If thick and heavy accumulated snow is accumulated on the photovoltaic module after snowing, the photovoltaic panel can be influenced to absorb solar radiation, the generated energy is reduced, snow water formed by melting the accumulated snow can damage the panel, and faults of the photovoltaic power generation system are generated. Therefore, the photovoltaic module needs to be cleaned in time if the snow is accumulated heavily. The photovoltaic project can operate under the bad sand and dust environment sometimes, and the surface of the photovoltaic panel can not be cleaned in time sometimes, so that a thick layer of dust is accumulated on the surface of the photovoltaic panel sometimes, the dust is attached to the surface of the photovoltaic panel, the light transmittance is reduced, the current generated energy is influenced, the acid and alkali dust is adhered to the photovoltaic panel and corrodes a glass cover plate, the photovoltaic panel can be damaged irreversibly, and the conversion efficiency of a photovoltaic module is reduced for a long time.
The conventional snow and ash removing method adopts a manual snow and ash removing mode, and has the risks of worker maintenance, severe working environment, low cleaning efficiency, incomplete cleaning, component damage in the cleaning process and the like.
Disclosure of Invention
The solar module protection and cleaning integrated device can be started quickly, protects a photovoltaic module from being damaged by extreme weather (snow and dust), can efficiently realize the snow removing effect on the surface of the module, does not need manual field operation, has high cleaning efficiency and does not leave dead angles.
In order to achieve the purpose, the invention adopts the technical scheme that: a solar module protection and cleaning integrated device comprises a photovoltaic power generation body system, a rotary lifting shielding system, an automatic cleaning system and an energy storage system; the photovoltaic power generation body system is used for converting solar energy into electric energy, and an electric energy output end of the photovoltaic power generation body system is connected with an electric energy input end of the energy storage system; the automatic cleaning system is arranged on the back of the baffle plate of the rotary lifting system and used for cleaning sundries on the surface of the photovoltaic module of the power generation body; the energy storage system provides electric energy for electric equipment in the rotary lifting shielding system and the automatic cleaning system; the rotary lifting shielding system comprises a rotating shaft, a lifting telescopic rod and a shielding plate; the rotation axis is connected with photovoltaic module's metal frame side swivelling joint, and liftable telescopic link is connected with the rotation axis, and liftable telescopic link's flexible end and shielding plate are connected.
The photovoltaic power generation body system comprises a power generation element photovoltaic assembly, a metal frame wrapping and fixing the power generation element photovoltaic assembly, a support and a foundation for supporting the power generation element photovoltaic assembly, a direct current line for transmitting direct current electric energy generated by the photovoltaic assembly and an inversion boosting device for inverting and boosting; the metal frame sets up on support and basis, and photovoltaic module's output passes through the input of direct current line connection contravariant boosting equipment.
The size and the shape of the shielding plate are consistent with those of the photovoltaic module; the shielding plate comprises a first layer of shielding plate and a second layer of shielding plate, a plurality of staggered through holes are formed in the first layer of shielding plate and the second layer of shielding plate, when the two layers of shielding plates are overlapped, the through holes in the first layer of shielding plate and the through holes in the second layer of shielding plate are distributed in a staggered mode, and the first layer of shielding plate and the second layer of shielding plate are connected in a sliding mode.
A bidirectional rotating motor is arranged between the first layer of shielding plate and the second layer of shielding plate, the bidirectional rotating motor is installed on the inner side of the first layer of shielding plate, a gear is arranged on an output shaft of the bidirectional rotating motor, a rack is arranged on the second layer of shielding plate, and the gear is meshed with the rack.
The automatic cleaning system comprises a cleaning sponge block and a sliding fixing frame wrapping the sponge block; the sliding fixing frame is installed on the back of the second layer of shielding plate and connected with a reciprocating translation mechanism.
Reciprocating translation mechanism includes motor and extension spring, and fixed frame and liftable telescopic link of sliding are connected respectively at extension spring's both ends, and the output shaft of motor is provided with the winding rope, and the output shaft of motor is connected to the one end of winding rope, and the fixed frame that slides is connected to the other end, and the both ends of shielding plate all set up reciprocating translation mechanism.
The energy storage system comprises an energy storage battery and a relay, the relay is connected on a direct current circuit in front of the inversion boosting system, a power circuit connected with the energy storage battery is arranged, and a control signal input end of the relay is connected with an output end of the remote control system.
The middle part of the lifting telescopic rod is connected with the rotating shaft, and the lifting telescopic rod can enable the shielding plate to be closer to the surface of the photovoltaic module of the power generation element more easily when the lifting telescopic rod retracts.
The working method of the solar module protection and cleaning integrated device comprises the following protection and cleaning processes:
in the shielding protection stage: when weather is bad and the device needs to be started to provide protection for the photovoltaic module, a rotating shaft motor of the rotary lifting shielding system rotates to enable the rotary lifting shielding system to rotate to a shielding position from an initial position, namely the back of the photovoltaic module of the power generation element, namely the front of the photovoltaic module of the power generation element, the energy storage battery drives the lifting telescopic rod motor to operate to enable the shielding plate to descend to a lower limit position to stop, namely the cleaning sponge block is in contact with the surface of the photovoltaic module, and the shielding system is arranged on the photovoltaic module of the power generation element;
in the automatic cleaning stage: the energy storage battery is controlled to supply power to the sliding fixed frame motor, so that the sliding fixed frame completes reciprocating motion of the sliding fixed frame under the coordination of the reciprocating translation mechanism, the cleaning sponge block is driven to move, the cleaning sponge block is in contact with the photovoltaic module of the power generation element, and the surface of the photovoltaic module is cleaned through reciprocating motion of the cleaning sponge block;
and returning to the original position stage: after cleaning, the lifting telescopic rod motor runs to enable the shielding plate to ascend to the upper limiting position to stop, and finally the energy storage system provides electric energy to enable the rotating shaft motor of the rotary lifting shielding system to rotate, so that the rotary lifting shielding system returns to the initial position from the shielding position, and shielding protection and withdrawing processes are completed.
In the self-cleaning stage, if leave over the ice and snow on the first layer shielding plate, take place relative motion when second floor shielding plate and first layer shielding plate, when the through-hole coincidence on first layer shielding plate and the second floor shielding plate, make its first layer shielding plate surface ice and snow melt to flow to the back after the water, flow and enter into the clean sponge piece behind the back, rethread control energy storage battery is the motor power supply of the fixed frame of sliding, make the fixed frame of sliding under extension spring's cooperation, accomplish reciprocating motion, thereby drive the removal of clean sponge piece, accomplish clean function under ice and snow water auxiliary action.
Compared with the prior art, the invention has at least the following beneficial effects:
the device for protecting the solar power generation assembly quickly and efficiently is realized, the photovoltaic assembly is guaranteed not to be influenced by severe weather for a long time, snow and dust on the surface of the assembly can be efficiently removed, manual field inspection, cleaning and maintenance are omitted, the cleaning efficiency is high, dead corners are avoided, the replacement times can be obviously reduced, the maintenance cost is reduced, the automation of the whole cleaning process is facilitated, and the timeliness of field maintenance is further improved.
Furthermore, the invention has the function of automatic cleaning, utilizes the existing rain and snow resources, can realize waste utilization, saves the resource utilization and reduces the operation and maintenance cost.
When the solar module protection and cleaning integrated device works, the power generation element photovoltaic module can be protected and cleaned, when dust and sundries need to be blocked, the shielding plate is blocked above the power generation element photovoltaic module, and when the surface of the power generation element photovoltaic module needs to be cleaned, the shielding plate drives the cleaning sponge block to descend to the surface of the power generation element photovoltaic module and clean the surface of the power generation element photovoltaic module, so that the surface of the power generation element photovoltaic module can be kept clean and clean, and remote control switching work can be realized.
Drawings
FIG. 1 is a side view of the overall structure of the device of the present invention.
FIG. 2 is a schematic diagram of the DC line connection of the power generation main body of the device of the present invention viewed from above.
FIG. 3 is a schematic view of the structure of two layers of shielding plates of the device of the present invention.
The photovoltaic power generation device comprises a photovoltaic power generation body system 1, a rotary lifting shielding system 2, an automatic cleaning system 3, an energy storage system 4, a power generation element photovoltaic assembly 1-1, a metal frame 1-2, a support and a foundation 1-3, a direct current circuit 1-4, an inverter boosting device 1-5, a rotating shaft 2-1, a lifting telescopic rod 2-2, a shielding plate 2-3, a first layer shielding plate 2-3-1, a second layer shielding plate 2-3-2, a through hole 2-4, a cleaning sponge block 3-1, a sliding fixing frame 3-2, a tension spring 3-3 and a relay 4-1.
Detailed Description
The overall structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
Referring to the attached drawing 1, the invention designs an integrated device for protecting and cleaning a solar module, which comprises a photovoltaic power generation body system 1, a rotary lifting shielding system 2, an automatic cleaning system 3 and an energy storage system 4; the photovoltaic power generation body system 1 is used for converting solar energy into electric energy, and is used for grid-connected power generation or providing power electric energy for the device; the rotary lifting shielding system 2 is installed on the photovoltaic power generation body system 1 and used for shielding and blocking sand, dust, rain and snow during working, and influences of severe weather on the power generation body system are reduced. The automatic cleaning system 3 is arranged on one surface, close to the power generation element photovoltaic assembly 1-1, of the shielding plate of the rotary lifting system 2 and used for cleaning sundries on the surface of the power generation body photovoltaic assembly, and the energy storage system 4 stores photovoltaic electric energy and provides electric energy for electric equipment in the device.
Referring to fig. 1, specifically, a photovoltaic power generation body system 1 includes a power generation element photovoltaic module 1-1, a metal frame 1-2 wrapping and fixing the power generation element photovoltaic module 1-1, a support and a foundation 1-3 for supporting the photovoltaic module, a direct current line 1-4 for transmitting direct current power generated by the power generation element photovoltaic module 1-1, and an inversion boosting device 1-5 for inversion and boosting; the metal frame 1-2 is arranged on the support and the foundation 1-3, and the output end of the transmission power generation element photovoltaic assembly 1-1 is connected with the input end of the inversion boosting device 1-5 through a streamline 1-4.
Referring to fig. 1 and 2, the rotary lifting shielding system 2 comprises a rotating shaft 2-1, a lifting telescopic rod 2-2 and a shielding plate 2-3, wherein the rotating shaft 2-1 is installed on the side edge of a metal frame 1-2 of a photovoltaic module and is connected with the lifting telescopic rod 2-2, the other end of the lifting telescopic rod 2-2 is connected with the shielding plate 2-3, and the size of the shielding plate 2-3 is consistent with that of the photovoltaic module 1-1 of a power generation element. The shielding plates 2-3 are arranged into an upper layer and a lower layer, namely a first layer shielding plate 2-3-1 and a second layer shielding plate 2-3-2, a plurality of through holes 2-4 are formed in the first layer shielding plate 2-3-1 and the second layer shielding plate 2-3-2, the first layer shielding plate 2-3-1 and the second layer shielding plate 2-3-2 can be connected in a sliding mode, when the second layer shielding plate 2-3-2 moves and the first layer shielding plate 2-3-1 and the second layer shielding plate 2-3-2 are overlapped, snow and ice on the surface and the outer layer of the shielding plate can flow into water and then flow into the back surface, and reference is made to fig. 3.
The middle part of the lifting telescopic rod 2-2 is connected with the rotating shaft 2-1, and when the lifting telescopic rod 2-2 retracts, the baffle plate 2-3 can be more easily close to the surface of the photovoltaic component 1-1 of the power generation element.
A bidirectional rotating motor is arranged between the first layer of shielding plate 2-3-1 and the second layer of shielding plate 2-3-2, the bidirectional rotating motor is arranged on the first layer of shielding plate 2-3-1, an output shaft of the bidirectional rotating motor is provided with a gear, a rack is arranged on the second layer of shielding plate 2-3-2, and the gear is meshed with the rack.
The front side of the photovoltaic component 1-1 of the power generation main body is the side irradiated by sunlight, and the back side of the photovoltaic component 1-1 of the power generation main body is the side of the photovoltaic component 1-1 of the power generation main body which is backlit.
The reciprocating translation mechanism comprises a motor and an extension spring 3-3, two ends of the extension spring 3-3 are respectively connected with a sliding fixing frame 3-2 and a shielding plate 2-3, an output shaft of the motor is provided with a winding rope, one end of the winding rope is connected with the output shaft of the motor, the other end of the winding rope is connected with the sliding fixing frame 3-2, after the motor is started, the winding rope winds the sliding fixing frame 3-2 on the output shaft of the motor to pull to translate, after the motor stops, the extension spring 3-3 pulls the sliding fixing frame 3-2 to translate reversely, as the optimization, the two ends of the shielding plate 2-3 are respectively provided with the motor, an energy storage system 4 provides electric energy for the motor, and a control signal input end of the motor.
The automatic cleaning system 3 comprises a cleaning sponge block 3-1, a sliding fixing frame 3-2 of the sponge block and an extension spring 3-3, wherein the sliding fixing frame 3-2 is installed on the back of the shielding plate 2-3, and the sliding fixing frame 3-2 is connected with the extension spring 3-3. The sliding fixed frame 3-2 can reciprocate under the assistance of the extension spring 3-3 after being electrified; when the telescopic rod 2-2 capable of lifting is compressed to the lower limit, the cleaning sponge block 3-1 is in contact with the surface of the photovoltaic component 1-1 of the power generation element, and the cleaning sponge block 3-1 is driven to move on the surface of the photovoltaic component through the back and forth movement of the sliding fixing frame 3-2, so that the effect of cleaning the surface of the photovoltaic component is achieved.
Optionally, the lifting telescopic rod 2-2 is an electric telescopic rod.
The energy storage system 4 comprises an energy storage battery and a relay 4-1, the energy storage system 4 provides electric energy for the electric equipment, and the electric equipment comprises a telescopic rod 2-2 capable of being lifted, a motor of a rotating shaft 2-1 and a motor of an electric installation frame 3-2. The relay 4-1 is connected to a direct current 1-4 circuit in front of the inversion boosting system 1-5, a power circuit connected with the energy storage battery is added, the control input end of the relay 4-1 is further connected with the output end of the background control system, the working switching state of the relay 4-1 can be controlled through the background, the current transmission circuit can be switched at any time to charge the energy storage battery, and the output end of the energy storage battery is connected with the electric energy input end of the electric equipment to enable the electric equipment to move.
The invention comprises the following steps of protection, cleaning and return, and the specific process is as follows:
a shielding protection stage: when bad weather occurs and the device needs to be started to provide protection for the photovoltaic module, a motor of a rotating shaft 2-1 of the rotary lifting shielding system 2 rotates to enable the rotary lifting shielding system 2 to rotate from an initial position, namely the back of the photovoltaic module 1-1 of the power generation main body rotates to the front of the photovoltaic module 1-1 of the power generation main body at a shielding position, a motor of a lifting telescopic rod 2-2 operates to enable a shielding plate to descend to a lower limit position to stop, namely the cleaning sponge block 3-1 slightly contacts with the surface of the photovoltaic module, a set of shielding system 2 is placed in front of the photovoltaic module 1-1 of the power generation main body, and direct damage of the bad weather to the surface of the photovoltaic module is reduced.
And (3) an automatic cleaning stage: when bad weather passes, if a little rain and snow is left on the shielding plates 2-3, the energy storage battery is controlled to supply power to the motor of the second layer of shielding plates 2-3-2 to enable the motor to move, and when the through holes 2-4 on the surfaces of the two layers of shielding plates are overlapped, snow and ice on the surface of the first layer of shielding plate 2-3-1 flow into water and then flow into the back. The cleaning sponge block 3-1 enters the back side after flowing into the back side, and then the energy storage battery is controlled to supply power to the motor of the sliding fixing frame 3-2, so that the sliding fixing frame 3-2 completes up-and-down back-and-forth movement under the cooperation of the extension spring 3-3, and the cleaning sponge block 3-1 is driven to move up and down. The cleaning sponge block 3-1 just slightly contacts with the photovoltaic component 1-1 of the power generation element, and the purpose of cleaning the surface of the photovoltaic component is achieved through the up-down movement and the back-up movement of the cleaning sponge block.
Returning to the initial position: after cleaning, the energy storage battery is controlled to supply power to the second layer of shielding plate 2-3-2 motor of the lifting shielding system 2 to enable the second layer of shielding plate to move to close the through holes 2-4 on the surfaces of the two layers of shielding plates, the lifting telescopic rod 2-2 motor is controlled to operate to enable the shielding plates to ascend to the upper limit position to stop, namely the cleaning sponge block 3-1 is far away from the surface of the photovoltaic component, and finally the energy storage battery is controlled to enable the rotating shaft 2-1 motor of the rotating lifting shielding system 2 to rotate to enable the rotating lifting shielding system 2 to return to the initial position from the shielding position, namely the front side of the power generation main body photovoltaic component 1-1, namely the back side of the power generation main body photovoltaic component 1-1, so that shielding protection and.

Claims (10)

1.一种用于太阳能组件保护清洁一体装置，其特征在于，包括光伏发电本体系统(1)、旋转升降遮挡系统(2)、自动清洁系统(3)和储能系统(4)；其中，光伏发电本体系统(1)用于将太阳能转化为电能，光伏发电本体系统(1)的电能输出端连接储能系统(4)的电能输入端；旋转升降遮挡系统(2)安装在光伏发电本体系统(1)上，自动清洁系统(3)安装在旋转升降系统(2)遮挡板的背面，用于清洁发电本体光伏组件表面杂物；储能系统(4)为旋转升降遮挡系统(2)和自动清洁系统(3)中的电动设备提供电能；旋转升降遮挡系统(2)包括旋转轴(2-1)、可升降伸缩杆(2-2)和遮挡板(2-3)；旋转轴(2-1)与光伏组件的金属边框(1-2)侧边旋转连接，可升降伸缩杆(2-2)与旋转轴(2-1)连接，可升降伸缩杆(2-2)的伸缩端和遮挡板(2-3)连接。1. An integrated device for protection and cleaning of solar modules, characterized in that it comprises a photovoltaic power generation body system (1), a rotary lift shielding system (2), an automatic cleaning system (3) and an energy storage system (4); wherein, The photovoltaic power generation body system (1) is used for converting solar energy into electrical energy, and the power output end of the photovoltaic power generation body system (1) is connected to the power input end of the energy storage system (4); the rotary lift shielding system (2) is installed on the photovoltaic power generation body On the system (1), the automatic cleaning system (3) is installed on the back of the shielding plate of the rotating lifting system (2) to clean the sundries on the surface of the photovoltaic modules of the power generation body; the energy storage system (4) is a rotating lifting shielding system (2) and the electric equipment in the automatic cleaning system (3) to provide electrical energy; the rotating lift shielding system (2) includes a rotating shaft (2-1), a liftable telescopic rod (2-2) and a shielding plate (2-3); the rotating shaft (2-1) is rotatably connected to the side of the metal frame (1-2) of the photovoltaic module, the elevating telescopic rod (2-2) is connected to the rotating shaft (2-1), and the The telescopic end is connected with the shielding plate (2-3). 2.根据权利要求1所述太阳能组件保护清洁一体装置，其特征在于，光伏发电本体系统(1)包括发电元件光伏组件(1-1)、包裹固定发电元件光伏组件(1-1)的金属边框(1-2)、用于支撑发电元件光伏组件的支架与基础(1-3)、传输光伏组件(1-1)发出直流电能的直流线(1-4)以及用于逆变及升压的逆变升压设备(1-5)；金属边框(1-2)设置在支架与基础(1-3)上，光伏组件(1-1)的输出端通过直流线(1-4)连接逆变升压设备(1-5)的输入端。2. The integrated device for protecting and cleaning solar modules according to claim 1, characterized in that the photovoltaic power generation body system (1) comprises a photovoltaic assembly (1-1) of a power generation element, and a metal wrapping and fixing the photovoltaic assembly of the power generation element (1-1). A frame (1-2), a bracket and a foundation (1-3) for supporting the photovoltaic modules of the power generation element, a DC line (1-4) for transmitting the DC power generated by the photovoltaic modules (1-1), and a DC line (1-4) for the inverter and The inverter booster device (1-5) for the voltage of the photovoltaic module (1-5); the metal frame (1-2) is arranged on the bracket and the foundation (1-3), and the output end of the photovoltaic module (1-1) passes through the DC line (1-4) Connect the input terminals of the inverter booster device (1-5). 3.根据权利要求1所述太阳能组件保护清洁一体装置，其特征在于，遮挡板(2-3)的尺寸大小以及形状与光伏组件(1-1)大小一致；遮挡板(2-3)包括第一层遮挡板(2-3-1)与第二层遮挡板(2-3-2)，第一层遮挡板(2-3-1)与第二层遮挡板(2-3-2)上开设若干交错的通孔(2-4)，两层遮挡板重合时，第一层遮挡板(2-3-1)与第二层遮挡板(2-3-2)上的通孔(2-4)交错分布，并且第一层遮挡板(2-3-1)与第二层遮挡板(2-3-2)可滑动连接。3. The integrated device for protecting and cleaning solar modules according to claim 1, wherein the size and shape of the shielding plate (2-3) are consistent with the size of the photovoltaic module (1-1); the shielding plate (2-3) comprises The first layer shielding plate (2-3-1) and the second layer shielding plate (2-3-2), the first layer shielding plate (2-3-1) and the second layer shielding plate (2-3-2) ) is provided with a number of staggered through holes (2-4), when the two layers of shielding plates overlap, the through holes on the first layer shielding plate (2-3-1) and the second layer shielding plate (2-3-2) (2-4) The distribution is staggered, and the first layer of shielding plates (2-3-1) and the second layer of shielding plates (2-3-2) are slidably connected. 4.根据权利要求3所述太阳能组件保护清洁一体装置，其特征在于，第一层遮挡板(2-3-1)与第二层遮挡板(2-3-2)之间设置双向转动电机，所述双向转动电机安装在第一层遮挡板(2-3-1)内侧，双向转动电机的输出轴设置齿轮，第二层遮挡板(2-3-2)上设置齿条，所述齿轮与齿条啮合。4. The integrated device for protecting and cleaning solar modules according to claim 3, characterized in that a bidirectional rotating motor is arranged between the first layer of shielding plate (2-3-1) and the second layer of shielding plate (2-3-2). , the two-way rotating motor is installed on the inner side of the first layer shielding plate (2-3-1), the output shaft of the two-way rotating motor is provided with a gear, and the second layer shielding plate (2-3-2) is provided with a rack. The gear meshes with the rack. 5.根据权利要求1所述太阳能组件保护清洁一体装置，其特征在于，自动清洁系统(3)包括清洁海绵块(3-1)和包裹海绵块的滑动固定框(3-2)；滑动固定框(3-2)安装在第二层遮挡板(2-3-2)的背面，滑动固定框(3-2)连接有往复平移机构。5. The integrated device for protecting and cleaning solar modules according to claim 1, wherein the automatic cleaning system (3) comprises a cleaning sponge block (3-1) and a sliding fixed frame (3-2) wrapping the sponge block; The frame (3-2) is installed on the back of the second layer shielding plate (2-3-2), and the sliding fixed frame (3-2) is connected with a reciprocating translation mechanism. 6.根据权利要求5所述太阳能组件保护清洁一体装置，其特征在于，往复平移机构包括电机和拉伸弹簧(3-3)，拉伸弹簧(3-3)的两端分别连接滑动固定框(3-2)和可升降伸缩杆(2-2)，电机的输出轴设置有缠绕绳，缠绕绳的一端连接电机的输出轴，另一端连接滑动固定框(3-2)，遮挡板(2-3)的两端均设置所述往复平移机构。6. The integrated device for protecting and cleaning solar modules according to claim 5, characterized in that the reciprocating translation mechanism comprises a motor and a tension spring (3-3), and both ends of the tension spring (3-3) are respectively connected to the sliding fixed frame (3-2) and the liftable telescopic rod (2-2), the output shaft of the motor is provided with a winding rope, one end of the winding rope is connected to the output shaft of the motor, and the other end is connected to the sliding fixed frame (3-2), the shielding plate ( Both ends of 2-3) are provided with the reciprocating translation mechanism. 7.根据权利要求1所述太阳能组件保护清洁一体装置，其特征在于，储能系统(4)包括储能电池、继电器(4-1)，继电器(4-1)连接在逆变升压系统(1-5)前的直流(1-4)线路上，设置一条与储能电池的电力线路，继电器(4-1)的控制信号输入端连接远程控制系统的输出端。7. The integrated device for protection and cleaning of solar modules according to claim 1, wherein the energy storage system (4) comprises an energy storage battery and a relay (4-1), and the relay (4-1) is connected to the inverter booster system On the DC (1-4) line before (1-5), a power line with the energy storage battery is set, and the control signal input end of the relay (4-1) is connected to the output end of the remote control system. 8.根据权利要求1所述太阳能组件保护清洁一体装置，其特征在于，可升降伸缩杆(2-2)的中部与旋转轴(2-1)连接，可升降伸缩杆(2-2)在往回缩时，能更容易使得遮挡板(2-3)更靠近发电元件光伏组件(1-1)的表面。8. The integrated device for protection and cleaning of solar modules according to claim 1, characterized in that the middle part of the liftable telescopic rod (2-2) is connected to the rotating shaft (2-1), and the liftable telescopic rod (2-2) is in the When retracted, the shielding plate (2-3) can be more easily brought closer to the surface of the photovoltaic module (1-1) of the power generation element. 9.权利要求1-8中任一项所述太阳能组件保护清洁一体装置的工作方法，其特征在于，包括以下保护、清洁过程：9. The working method of the integrated solar module protection and cleaning device according to any one of claims 1-8, characterized in that, comprising the following protection and cleaning processes: 在遮挡保护阶段：当天气恶劣，需要启动该装置为光伏组件提供保护时，旋转升降遮挡系统(2)的旋转轴(2-1)电机转动，使旋转升降遮挡系统(2)从起始位置，即发电元件光伏组件(1-1)的背面，旋转到遮挡位置，即发电元件光伏组件(1-1)正面，储能电池再带动可升降伸缩杆(2-2)电机运行，使遮挡板下降至下限位置停止，即清洁海绵块(3-1)与光伏组件表面接触，完成在发电元件光伏组件(1-1)上设置一套遮挡系统(2)；In the shielding protection stage: when the weather is bad and the device needs to be activated to provide protection for the photovoltaic modules, the motor of the rotating shaft (2-1) of the rotating lifting shielding system (2) rotates, so that the rotating lifting shielding system (2) starts from the starting position. , that is, the back of the photovoltaic module (1-1) of the power generation element, rotate to the blocking position, that is, the front of the photovoltaic module (1-1) of the power generation element, and the energy storage battery drives the motor of the liftable telescopic rod (2-2) to run, so that the blocking The plate stops at the lower limit position, that is, the cleaning sponge block (3-1) is in contact with the surface of the photovoltaic module, and a set of shielding system (2) is installed on the photovoltaic module (1-1) of the power generation element; 在自动清洁阶段：通过控制储能电池给滑动固定框(3-2)电机供电，使滑动固定框(3-2)在往复平移机构的配合下，完成滑动固定框(3-2)的往复运动，从而带动清洁海绵块(3-1)移动，清洁海绵块(3-1)与发电元件光伏组件(1-1)接触，通过清洁海绵块(3-1)往复运动，达到清洁光伏组件表面作用；In the automatic cleaning stage: control the energy storage battery to supply power to the motor of the sliding fixed frame (3-2), so that the sliding fixed frame (3-2) completes the reciprocation of the sliding fixed frame (3-2) with the cooperation of the reciprocating translation mechanism movement, thereby driving the cleaning sponge block (3-1) to move, the cleaning sponge block (3-1) is in contact with the photovoltaic module (1-1) of the power generation element, and the cleaning sponge block (3-1) reciprocates to clean the photovoltaic module surface action; 返回原位位置阶段：当清洁完毕后，可升降伸缩杆(2-2)电机运行，使遮挡板(2-3)上升至上限位置停止，最后通过储能系统(4)提供电能使旋转升降遮挡系统(2)的旋转轴(2-1)电机转动，使旋转升降遮挡系统(2)从遮挡位置返回至起始位置，完成遮挡保护与收回过程。The stage of returning to the original position: when the cleaning is completed, the motor of the elevating telescopic rod (2-2) runs, so that the shielding plate (2-3) rises to the upper limit position and stops, and finally the energy storage system (4) provides electric energy to make the rotation rise and fall The motor of the rotating shaft (2-1) of the shielding system (2) is rotated, so that the rotating lifting shielding system (2) is returned from the shielding position to the starting position, and the shielding protection and retracting process is completed. 10.根据权利要求9所述的工作方法，其特征在于，在自动清洁阶段中，若第一层遮挡板(2-3-1)上遗留冰雪，当第二层遮挡板(2-3-2)与第一层遮挡板(2-3-1)发生相对运动，当第一层遮挡板(2-3-1)和第二层遮挡板(2-3-2)上的通孔(2-4)重合时，则使其第一层遮挡板(2-3-1)表面冰雪融化为水后流至背面，流至背面后进入到清洁海绵块(3-1)中，再通过控制储能电池为滑动固定框(3-2)的电机供电，使滑动固定框(3-2)在拉伸弹簧(3-3)的配合下，完成往复移动，从而带动清洁海绵块(3-1)移动，在冰雪水辅助作用下完成清洁功能。10. The working method according to claim 9, characterized in that, in the automatic cleaning stage, if ice and snow are left on the first layer of shielding plate (2-3-1), when the second layer of shielding plate (2-3-1) is left with ice and snow, 2) There is a relative movement with the first layer shielding plate (2-3-1), when the through holes ( 2-4) When overlapping, make the ice and snow on the surface of the first layer of shielding plate (2-3-1) melt into water and flow to the back, then flow to the back and enter the cleaning sponge block (3-1), and then pass through Control the energy storage battery to supply power to the motor of the sliding fixed frame (3-2), so that the sliding fixed frame (3-2) completes the reciprocating movement under the cooperation of the tension spring (3-3), thereby driving the cleaning sponge block (3). -1) Move, complete the cleaning function with the assistance of ice and snow water.
CN202110519042.6A 2021-05-12 2021-05-12 Solar module protection and cleaning integrated device and working method thereof Pending CN113054900A (en)

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