DE202024101531U1 - Disassembly-free cleaning device for photovoltaic modules - Google Patents

Abstract

Disassembly-free cleaning device for photovoltaic modules, comprising:
a central control element for setting the working parameters of the cleaning device;
a movable member comprising a support plate, a drive unit and a plurality of wheels, the plurality of wheels being disposed under the support plate and the drive unit being used to control the forward direction of the wheels;
a telescopic rod, one end of which is connected to the support plate and the other end to a slide rail;
a connecting rod, one end of the connecting rod being pivotally connected to the slide rail and the other end of the connecting rod being pivotally connected to a cleaning part, the connecting rod being used to control the tilt angle of the cleaning part, the other end of the connecting rod being pivotally connected to the slide rail;
wherein the telescopic rod is used to control the height of the cleaning part; and
wherein the cleaning part comprises a cleaning brush, a water spray unit and an image acquisition unit, wherein the image acquisition unit is used to acquire infrared image data of a photovoltaic panel to be cleaned.

Description

Technical area

The present application relates to the field of photovoltaic panel cleaning technology, in particular to a disassembly-free cleaning device for photovoltaic modules.

Background technology

The current photovoltaic panel cleaning process mainly has the following technical difficulties. First, the surface area of photovoltaic panels is very large, which requires a lot of manpower and time for cleaning. The labor efficiency is low, and the cleaning time is long. A large number of personnel and equipment must be used for the cleaning process. Second, manual cleaning must be carried out in a high place, which has certain safety risks. Finally, the degree of automation of the photovoltaic panel cleaning process is low, which makes it difficult to intelligently control and monitor the cleaning process.

Content of the utility model

The aim of the present application is to solve the above-mentioned technical problems. The present application provides a disassembly-free cleaning device for photovoltaic modules, with which an efficient cleaning of photovoltaic modules is to be achieved.

In some embodiments of the present application, a movable part and a central control element are added, and route planning is performed by the central control element, and path detection is performed based on radar. The movable part allows the photovoltaic module cleaning device to move forward according to a predetermined path. The telescopic rod can adjust the cleaning machine according to the terrain and height dimensions of different types of photovoltaic modules. The connecting rod can move freely on a slide rail. The connecting rod is connected to the cleaning part with an adjustable angle so that it can be adjusted according to the inclination angle of the photovoltaic system. When the position of the photovoltaic panel to be cleaned is reached, the cleaning range of the cleaning brush is adjusted by automatic detection using infrared scanning. After completing a series of cleaning, it advances and cleans again. In this way, automatic cleaning of the photovoltaic panels is realized, the cleaning efficiency of the photovoltaic panels is improved, and damage to the photovoltaic panels is avoided, which affects power generation.

• ein zentrales Steuerelement zur Einstellung der Arbeitsparameter der Reinigungsvorrichtung;
• ein bewegliches Teil, das eine Tragplatte, eine Antriebseinheit und eine Vielzahl von Rädern umfasst, wobei die Vielzahl von Rädern unter der Tragplatte angeordnet ist und die Antriebseinheit zum Steuern der Vorwärtsrichtung der Räder verwendet wird;
• eine Teleskopstange, deren eines Ende mit der Tragplatte und deren anderes Ende mit einer Gleitschiene verbunden ist;
• eine Verbindungsstange, wobei ein Ende der Verbindungsstange mit der Gleitschiene und das andere Ende der Verbindungsstange gelenkig mit einem Reinigungsteil verbunden ist, wobei die Verbindungsstange zur Steuerung des Kippwinkels des Reinigungsteils verwendet wird, wobei das andere Ende der Verbindungsstange mit der Gleitschiene verbunden ist;
• wobei die Teleskopstange zur Steuerung der Höhe des Reinigungsteils verwendet wird; und
• wobei das Reinigungsteil eine Reinigungsbürste, eine Wassersprüheinheit und eine Bilderfassungseinheit umfasst, wobei die Bilderfassungseinheit zur Erfassung von Infrarotbilddaten eines zu reinigenden Photovoltaikpaneels verwendet wird.

In some embodiments of the present application, a no-disassembly cleaning device for photovoltaic modules comprises:

• a central control element for setting the working parameters of the cleaning device;
• a movable member comprising a support plate, a drive unit and a plurality of wheels, the plurality of wheels being disposed under the support plate and the drive unit being used to control the forward direction of the wheels;
• a telescopic rod, one end of which is connected to the support plate and the other end to a slide rail;
• a connecting rod, one end of the connecting rod being pivotally connected to the slide rail and the other end of the connecting rod being pivotally connected to a cleaning part, the connecting rod being used to control the tilt angle of the cleaning part, the other end of the connecting rod being pivotally connected to the slide rail;
• wherein the telescopic rod is used to control the height of the cleaning part; and
• wherein the cleaning part comprises a cleaning brush, a water spray unit and an image acquisition unit, wherein the image acquisition unit is used to acquire infrared image data of a photovoltaic panel to be cleaned.

• ein erstes Verarbeitungsmodul zum Festlegen eines Planungspfades und zum Einstellen von Betriebsparametern des Leistungsmoduls entsprechend dem Planungspfad;
• ein zweites Verarbeitungsmodul zum Erzeugen eines Reinigungsbereichs und eines Reinigungsbewertungswerts eines zu reinigenden Photovoltaikpaneels auf der Grundlage von Infrarotbilddaten;
• wobei das zweite Verarbeitungsmodul ferner verwendet wird, um ein Wassersprühvolumen und eine Reinigungsdauer auf der Grundlage des Reinigungsbewertungswertes einzustellen.

In some embodiments of the present application, the central control element comprises:

• a first processing module for determining a planning path and setting operating parameters of the power module according to the planning path;
• a second processing module for generating a cleaning area and a cleaning evaluation value of a photovoltaic panel to be cleaned based on infrared image data;
• wherein the second processing module is further used to set a water spray volume and a cleaning duration based on the cleaning evaluation value.

The cleaning device for photovoltaic modules moves forward on a predetermined path. The telescopic rod can be adjusted accordingly the terrain and height dimensions of different types of photovoltaic modules, the cleaning machine is adjusted. The connecting rod can move freely on the slide rail, and the connecting rod can be adaptively adjusted according to the inclination angle of the photovoltaic panels. When the position of the photovoltaic panel to be cleaned is reached, the cleaning area of the cleaning brush is adjusted by automatic detection using infrared scanning. After completing a series of cleaning, it moves forward and cleans again. In this way, automatic cleaning of the photovoltaic panels is realized, the cleaning efficiency of the photovoltaic panels is improved, and damage to the photovoltaic panels is avoided, which affects power generation.

Illustration of the attached drawings

• 1 is a schematic structural diagram of a disassembly-free cleaning device for photovoltaic modules in a preferred embodiment of an embodiment of the present application.

In the figure, 100 - moving part; 101 - support plate; 102 - wheels; 200 - telescopic rod; 300 - connecting rod; 400 - sliding rail; 500 - cleaning part; 600 - photovoltaic panel to be cleaned.

Specific embodiments

Specific embodiments of the present application are described in more detail below in conjunction with the accompanying drawings and embodiments. The following embodiments serve to illustrate the present application, but are not intended to limit the scope of the present application.

In the description of the present application, the terms "center", "top", "bottom", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and other references to the indicated orientations or positional relationships are based on those shown in the accompanying drawings and are intended only to facilitate and simplify the description of the present application and do not imply that the device or element referred to must have a particular orientation, be constructed and function in a particular orientation and are therefore not to be understood as a limitation of the present application.

The terms "first" and "second" are used for descriptive purposes only and are not to be understood as indicating or implying a relative importance or an implicit determination of the number of technical features specified. Consequently, a feature defined by the terms "first" and "second" may expressly or implicitly include one or more such features. In the description of the present application, "a plurality of" means two or more, unless otherwise specified.

In the description of the present application, it should be noted that the terms "assembled", "connected", "connected" are to be understood in the broadest sense, e.g. they can be a fixed connection, a detachable connection or a connection in one piece; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection via an intermediate medium; and it can be a connection within the two elements. For a person skilled in the art, the specific meaning of the above terms in the present application can be understood in certain cases.

• ein zentrales Steuerelement zur Einstellung der Arbeitsparameter der Vorrichtung;
• ein beweglichen Teil 100, das eine Tragplatte 101, eine Antriebseinheit und eine Vielzahl von Rädern 102 umfasst, die unter der Tragplatte 101 vorgesehen sind, wobei die Antriebseinheit zur Steuerung der Vorwärtsrichtung der Räder 102 verwendet wird;
• eine Teleskopstange 200, deren eines Ende mit der Tragplatte 101 und deren anderes Ende mit einer Gleitschiene 400 verbunden ist;
• eine Verbindungsstange 300, wobei ein Ende der Verbindungsstange 300 mit der Gleitschiene 400 verbunden ist, das andere Ende der Verbindungsstange 300 gelenkig mit einem Reinigungsteil 500 verbunden ist, wobei die Verbindungsstange 300 zur Steuerung des Kippwinkels des Reinigungsteils 500 verwendet wird und das andere Ende der Verbindungsstange 300 mit der Gleitschiene 400 verbunden ist.

As in 1 shown, a disassembly-free cleaning device for photovoltaic modules of a preferred embodiment of the present application comprises:

• a central control element for setting the working parameters of the device;
• a movable part 100 comprising a support plate 101, a drive unit and a plurality of wheels 102 provided under the support plate 101, the drive unit being used to control the forward direction of the wheels 102;
• a telescopic rod 200, one end of which is connected to the support plate 101 and the other end of which is connected to a slide rail 400;
• a connecting rod 300, one end of the connecting rod 300 being connected to the slide rail 400, the other end of the connecting rod 300 being pivotally connected to a cleaning part 500, the connecting rod 300 being used to control the tilt angle of the cleaning part 500, and the other end of the connecting rod 300 being connected to the slide rail 400.

The telescopic rod 200 is used to control the height of the cleaning part 500.

The cleaning part 500 includes a cleaning brush, a water spray unit and an image acquisition unit, and the image acquisition unit is used to acquire infrared image data of the photovoltaic panel to be cleaned.

• ein erstes Verarbeitungsmodul, wobei das erste Verarbeitungsmodul verwendet wird, um einen Planungspfad festzulegen und Betriebsparametern der Antriebseinheit entsprechend dem Planungspfad einzustellen;
• ein zweites Verarbeitungsmodul, das verwendet wird, um einen Reinigungsbereich und einen Reinigungsbewertungswert des zu reinigenden Photovoltaikpaneels auf der Grundlage von Infrarotbilddaten zu erzeugen;
• wobei das zweite Verarbeitungsmodul auch verwendet wird, um ein Wassersprühvolumen und eine Reinigungsdauer auf der Grundlage des Reinigungsbewertungswertes einzustellen.

In detail, the central control element includes:

• a first processing module, the first processing module used to determine a planning path and adjust operating parameters of the drive unit according to the planning path;
• a second processing module used to generate a cleaning area and a cleaning evaluation value of the photovoltaic panel to be cleaned based on infrared image data;
• wherein the second processing module is also used to set a water spray volume and a cleaning time based on the cleaning evaluation value.

Specifically, the path planning is performed by adding a central control element 100. Path detection is performed using radar. The movable part 100 can enable the photovoltaic module cleaning device to move forward according to a predetermined path. The telescopic rod 200 can adjust the cleaning machine according to the terrain and height dimensions of the different types of photovoltaic modules. The connecting rod 300 can move freely on a slide rail, and the connecting rod 300 is connected to the cleaning part via an angle-adjustable connection so that it can be adaptively adjusted according to the inclination angle of the photovoltaic panel. When the position of the photovoltaic panel 600 to be cleaned is reached, the cleaning area of the cleaning brush is automatically detected and adjusted by means of infrared scanning. After completing a cleaning series, it moves forward and then cleans again.

• die zu reinigenden Photovoltaikpaneele werden entsprechend den Betriebsparametern der Photovoltaikpaneele eingestellt, und ein Fahrweg der Reinigungsvorrichtung wird entsprechend den Positionsdaten aller zu reinigenden Photovoltaikpaneele erzeugt;
• wenn die Reinigungsvorrichtung an der zu reinigenden Photovoltaikanlage entsprechend dem Fahrweg ankommt, werden Erfassen von Infrarotbilddaten der zu reinigenden Photovoltaikanlage und Einstellen der Reinigungsparameter entsprechend den Infrarotbilddaten durchgeführt.

In another preferred embodiment of the present application, a monitoring map for photovoltaic modules can be created based on all parameters of the photovoltaic modules, and the operating parameters of each photovoltaic module can be determined based on a preset cleaning time node;

• the photovoltaic panels to be cleaned are adjusted according to the operating parameters of the photovoltaic panels, and a travel path of the cleaning device is generated according to the position data of all the photovoltaic panels to be cleaned;
• When the cleaning device arrives at the photovoltaic system to be cleaned according to the route, infrared image data of the photovoltaic system to be cleaned are collected and the cleaning parameters are set according to the infrared image data.

• Festlegen einer Vielzahl von Überwachungsunterregionen auf der Grundlage von Standortparametern aller Photovoltaikpaneeleinrichtungen und von Parametern der Photovoltaikmodul-Reinigungsvorrichtung;
• Festlegen einer Anzahl von Photovoltaikmodul-Reinigungsvorrichtungen auf der Grundlage der Anzahl von Überwachungsunterregionen;
• Erstellen eines Überwachungsunterregion-Arrays A, A=(a1,a2...an), wobei n die Anzahl der Überwachungsunterregionen ist und ai die i-te Überwachungsunterregion ist;
• Einrichten eines Photovoltaikmodul-Reinigungsvorrichtungs-Arrays B, B=(b1,b2...bn), wobei bi die Photovoltaikmodul-Reinigungsvorrichtung ist, die der i-ten Überwachungsunterregion entspricht.

Creating a monitoring map for a photovoltaic panel includes:

• Establishing a plurality of monitoring sub-regions based on location parameters of all photovoltaic panel devices and parameters of the photovoltaic module cleaning device;
• Setting a number of photovoltaic module cleaning devices based on the number of monitoring sub-regions;
• Creating a monitoring subregion array A, A=(a1,a2...an), where n is the number of monitoring subregions and ai is the i-th monitoring subregion;
• Establishing a photovoltaic module cleaning device array B, B=(b1,b2...bn), where bi is the photovoltaic module cleaning device corresponding to the i-th monitoring sub-region.

Specifically, the number of monitoring sub-regions and the number of photovoltaic module cleaning devices are determined based on the safe travel distance of the photovoltaic module cleaning devices and the number of photovoltaic modules to ensure the cleaning efficiency of the photovoltaic modules. The safe travel distance is the distance that the photovoltaic module cleaning device can travel under the condition of a single full travel distance.

• Ermittlung der Echtzeit-Betriebseffizienz des Photovoltaikmoduls zum aktuellen Reinigungszeitpunkt und Ermittlung der ungereinigten Zeit;
• Vorgabe eines Standard-Betriebswirkungsgrades des Photovoltaikpaneels;
• Erzeugen einer Betriebseffizienzdifferenz c auf der Grundlage der Echtzeit-Betriebseffizienz des Photovoltaikpaneels und der voreingestellten Standard-Betriebseffizienz des Photovoltaikpaneels;
• Voreinstellen eines ersten Schwellenwerts für die Betriebseffizienzdifferenz C1 und eines zweiten Schwellenwerts für die Betriebseffizienzdifferenz C2, und C1<C2;

The setting of the photovoltaic module to be cleaned depending on the operating parameters of the photovoltaic module includes:

• Determination of the real-time operating efficiency of the photovoltaic module at the current cleaning time and determination of the uncleaned time;
• Specification of a standard operating efficiency of the photovoltaic panel;
• Generating an operating efficiency difference c based on the real-time operating efficiency of the photovoltaic panel and the preset standard operating efficiency of the photovoltaic panel;
• Presetting a first threshold value for the operating efficiency difference C1 and a second threshold value for the operating efficiency difference C2, and C1<C2;

When the operating efficiency difference c is between the preset first operating efficiency difference threshold C1 and the second operating efficiency difference threshold C2, the photovoltaic panel is set as the photovoltaic panel to be initially cleaned;

If the operating efficiency difference c is larger than the specified second operating efficiency difference C2, the photovoltaic panel is set as a secondary photovoltaic panel to be cleaned.

The standard operating efficiency of the photovoltaic panel refers to the optimal power generation efficiency of the photovoltaic panel when the surface is not blocked by dust.

In particular, a first operating efficiency difference threshold and a second operating efficiency difference threshold are set on the basis of historical operating data.

In particular, setting the photovoltaic panel to be cleaned when the photovoltaic panel is to be cleaned according to the operating parameters of the photovoltaic panel further comprises

Specification of an uncleaned time threshold T1;

Determining a series of uncleaned times T,T=(t1,t2...tm) of the photovoltaic panels to be cleaned on a level, where m is the number of primary photovoltaic panels to be cleaned on a level and ti is the uncleaned time of the i-th initial photovoltaic panel to be cleaned;

If ti≥T1, the i-th primary photovoltaic panel to be cleaned is set as the secondary photovoltaic panel to be cleaned;

If ti<T1, setting the i-th primary photovoltaic panel to be cleaned as the primary photovoltaic panel to be cleaned.

Specifically, the uncleaned time is a time interval between the completion of the last cleaning of the photovoltaic panel and the current time. The uncleaned time threshold can be set based on historical data to locate the photovoltaic panel to be cleaned by monitoring the real-time operating efficiency and uncleaned time of each photovoltaic panel, so that the photovoltaic panel is cleaned in time. In this way, the operating efficiency of the photovoltaic modules is ensured.

The primary cleaning photovoltaic panels are photovoltaic panels that need to be cleaned within a certain period of time, and the secondary cleaning photovoltaic panels are photovoltaic panels that need to be cleaned immediately at a current cleaning time.

• Erfassen der Positionsdaten aller zu reinigenden Primär-Photovoltaikpaneele und der zu reinigenden Sekundär-Photovoltaikpaneele im i-ten Überwachungsunterregionen;
• Erzeugen einer Vielzahl von anfänglichen Planungsrouten, Erzeugen von Fahrstrecken für jede der anfänglichen Planungsrouten, Filtern der Fahrstrecken auf der Grundlage der Fahrstrecken der i-ten Photovoltaikmodul-Reinigungsvorrichtung, und Erzeugen einer Vielzahl von Planungspfaden der ersten Ebene auf der Grundlage der Filterungsergebnisse;
• Erstellen eines Kostenbewertungsmodells und eines erwarteten Ertragsmodells;
• Erhalten der Reinigungskosten und der erwarteten Einnahmen jedes Planungspfads der ersten Ebene und Erzeugen der Betriebskosten jedes Planungspfads der ersten Ebene;
• Erzeugen eines Planungspfades der zweiten Ebene für die i-te Photovoltaikmodul-Reinigungsvorrichtung basierend auf den Betriebskosten.

In detail, generating a travel path of the cleaning device based on all position data of the photovoltaic panels to be cleaned includes:

• Collecting the position data of all primary photovoltaic panels to be cleaned and the secondary photovoltaic panels to be cleaned in the i-th monitoring sub-region;
• Generating a plurality of initial planning routes, generating travel paths for each of the initial planning routes, filtering the travel paths based on the travel paths of the i-th photovoltaic module cleaning device, and generating a plurality of first-level planning paths based on the filtering results;
• Creating a cost valuation model and an expected revenue model;
• Obtaining the cleaning costs and expected revenues of each first-level planning path and generating the operating costs of each first-level planning path;
• Generating a second-level scheduling path for the i-th photovoltaic module cleaning device based on the operating cost.

Specifically, generating the initial planning path by selecting all secondary photovoltaic panels to be cleaned and some or all primary photovoltaic panels to be cleaned, and generating all initial planning paths using an exhaustive enumeration method. If the travel distance of the initial planning path exceeds a safe travel distance of the photovoltaic module cleaning device, the initial planning path is discarded.

In particular, a cost evaluation model and an expected revenue model can be established based on historical operating parameters, and the cleaning costs of each level of the planning path are generated based on the cost evaluation model, with the cleaning costs mainly covering the driving costs corresponding to the total length of the planning path and consumption costs corresponding to the number of photovoltaic modules to be cleaned.

Specifically, a combined value of the amount of power generation that can be increased by completing the cleaning of the photovoltaic panels to be cleaned on a level until the next cleaning time and the amount of power generation that can be decreased by not completing the cleaning is generated as the expected yield according to the expected yield model.

Specifically, the operating cost is determined based on the difference between the expected profit and the cleaning cost, and the first-level planning path with the lowest operating cost is selected as the second-level planning path.

• Erzeugen eines zu reinigenden Bereichs der Photovoltaikanlage auf der Grundlage der Infrarotbilddaten;
• Erzeugen eines anfänglichen Reinigungsbewertungswertes d1 auf der Grundlage der Reinigungsfläche;
• Ermitteln einer Betriebseffizienzdifferenz c des zu reinigenden Photovoltaikpaneels und Erzeugen eines Korrekturkoeffizienten e basierend auf der Betriebseffizienzdifferenz c; und
• Erzeugen des Reinigungsbewertungswertes d gemäß dem anfänglichen Reinigungsbewertungswert d1 und dem Korrekturkoeffizienten e, d=e*d1;
• Einstellen der Wassersprühmenge f und der Reinigungsdauer entsprechend dem Reinigungsbewertungswert d.
• Konkret bedeutet das: Je größer die zu reinigende Fläche ist, desto größer ist die Zuordnungstabelle für den anfänglichen Reinigungsbewertungswert, die sich aus den historischen Betriebsparametern ergibt.

The setting of the cleaning parameters based on the infrared image data includes in detail:

• Creating an area of the photovoltaic system to be cleaned based on the infrared image data;
• Generating an initial cleaning evaluation value d1 based on the cleaning area;
• Determining an operating efficiency difference c of the photovoltaic panel to be cleaned and generating a correction coefficient e based on the operating efficiency difference c; and
• Generating the cleaning evaluation value d according to the initial cleaning evaluation value d1 and the correction coefficient e, d=e*d1;
• Adjust the water spray amount f and the cleaning time according to the cleaning evaluation value d.
• In concrete terms, this means that the larger the area to be cleaned, the larger the allocation table for the initial cleaning rating value, which is derived from the historical operating parameters.

• ein vorgegebenes erstes Betriebswirkungsgrad-Differenzintervall (C1, C2), ein zweites Betriebswirkungsgrad-Differenzintervall (C2, C3) und ein drittes Betriebswirkungsgrad-Differenzintervall (C3, C4);

In particular, generating the correction coefficient e based on the operating efficiency difference c comprises:

• a predetermined first operating efficiency difference interval (C1, C2), a second operating efficiency difference interval (C2, C3) and a third operating efficiency difference interval (C3, C4);

When the difference in operating efficiency is in the first preset operating efficiency interval, set the correction coefficient e as the preset first correction coefficient e1, i.e., e=e1; when the difference in operating efficiency is in the second preset operating efficiency interval, set the correction coefficient e as the preset second correction coefficient e2, i.e., e=e2; when the difference in operating efficiency is in the third preset operating efficiency interval, set the correction coefficient e as the preset third correction coefficient e3, i.e., e=e3; and set the correction coefficient e as the preset third correction coefficient e3. e3, i.e., e=e3; and 1<e1<e2<e3.

In particular, the correction coefficient is adjusted according to the difference in operating efficiency to dynamically adjust the clean evaluation value, thereby making the clean evaluation value more accurate.

• Voreinstellung eines ersten Reinigungsbewertungswertintervalls (D1, D2), eines zweiten Reinigungsbewertungswertintervalls (D2, D3) und eines dritten Reinigungsbewertungswertes (D3, D4);

When adjusting the water spray quantity f depending on the cleaning evaluation value d, the following steps in particular are carried out:

• Presetting a first cleaning evaluation value interval (D1, D2), a second cleaning evaluation value interval (D2, D3) and a third cleaning evaluation value (D3, D4);

When the cleaning evaluation value d is in the first cleaning evaluation value interval, the set water spray amount f is a preset first water spray amount f1, i.e., f=f1; when the cleaning evaluation value d is in the second cleaning evaluation value interval, the set water spray amount f is a preset second water spray amount f2, i.e., f=f2; when the cleaning evaluation value d is in the third cleaning evaluation value interval, the set water spray amount f is a preset third water spray amount f3, i.e., f=f3.

Specifically, the real-time cleaning evaluation value is generated by collecting infrared image data of the photovoltaic panels, and the working parameters of the cleaning device are dynamically adjusted to improve the cleaning quality of the photovoltaic panels, reduce the cleaning cost, and avoid damage to the photovoltaic panels that affects power generation.

According to the first idea of the present application, the route planning is carried out by a central control department. The path recognition is based on radar. The moving Part can move the photovoltaic module cleaning device forward according to the predetermined path. The telescopic rod can be adjusted to the cleaning machine according to the terrain and height dimensions of different types of photovoltaic modules. The connecting rod is freely movable on a slide rail, and the connecting rod is connected to the cleaning part through an angle-adjustable link, so that it can be adaptively adjusted according to the inclination angle of the photovoltaic panel. When the position of the photovoltaic panel to be cleaned is reached, the cleaning range of the cleaning brush is adjusted by infrared sensing and automatic detection. After completing a series of cleaning, it advances and cleans again. In this way, the automatic cleaning of the photovoltaic panel is realized, the cleaning efficiency of the photovoltaic panel is improved, and damage to the photovoltaic panel is avoided, which affects power generation.

The above illustration is only a preferred embodiment of the present application, and it should be noted that a number of improvements and substitutions may be made by those skilled in the art without departing from the technical principles of the present application, and these improvements and substitutions should be considered to be within the scope of the present application.

Claims (2)

A disassembly-free cleaning device for photovoltaic modules, comprising: a central control element for adjusting the working parameters of the cleaning device; a movable part comprising a support plate, a drive unit and a plurality of wheels, wherein the plurality of wheels are arranged under the support plate and the drive unit is used to control the forward direction of the wheels; a telescopic rod, one end of which is connected to the support plate and the other end of which is connected to a slide rail; a connecting rod, one end of the connecting rod being connected to the slide rail and the other end of the connecting rod being hinged to a cleaning part, wherein the connecting rod is used to control the tilt angle of the cleaning part, the other end of the connecting rod being connected to the slide rail; wherein the telescopic rod is used to control the height of the cleaning part; and wherein the cleaning part comprises a cleaning brush, a water spray unit and an image acquisition unit, wherein the image acquisition unit is used to acquire infrared image data of a photovoltaic panel to be cleaned. Dismantling-free cleaning device for photovoltaic modules according to Claim 1 , characterized in that the central control element comprises: a first processing module for setting a planning path and for setting operating parameters of the drive unit according to the planning path; a second processing module for generating a cleaning area and a cleaning evaluation value of a photovoltaic panel to be cleaned based on infrared image data; wherein the second processing module is further used to set a water spray volume and a cleaning duration based on the cleaning evaluation value.

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