CN116915164A - Photovoltaic board static cleaning device - Google Patents
Photovoltaic board static cleaning device Download PDFInfo
- Publication number
- CN116915164A CN116915164A CN202311175217.1A CN202311175217A CN116915164A CN 116915164 A CN116915164 A CN 116915164A CN 202311175217 A CN202311175217 A CN 202311175217A CN 116915164 A CN116915164 A CN 116915164A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- frame
- dust
- photovoltaic panel
- electrostatic
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 239
- 230000003068 static effect Effects 0.000 title abstract description 10
- 239000000428 dust Substances 0.000 claims abstract description 152
- 230000007246 mechanism Effects 0.000 claims abstract description 123
- 238000000889 atomisation Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 238000007664 blowing Methods 0.000 claims description 19
- 239000006096 absorbing agent Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 7
- 230000005686 electrostatic field Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000000151 deposition Methods 0.000 abstract 1
- 230000005684 electric field Effects 0.000 description 11
- 239000003595 mist Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
The application provides a photovoltaic plate electrostatic cleaning device, which belongs to the technical field of photovoltaic plate cleaning equipment and comprises a cleaning vehicle, a lifting mechanism and a cleaning system, wherein the cleaning vehicle is of a portal structure and runs across a photovoltaic plate, so that the cleaning vehicle can be suitable for cleaning the photovoltaic plate which is densely distributed, the cleaning system is positioned at the upper part of the photovoltaic plate, the lifting mechanism controls the lifting of the cleaning system, so that the cleaning vehicle is suitable for cleaning the photovoltaic plate with different mounting heights, the air knife blows dust to the photovoltaic plate, blows dust on the surface of the photovoltaic plate, generates static electricity through the static dust collecting mechanism, adsorbs the blown dust, thereby improving the electrostatic dust removing effect, humidifying the air around the dust collecting plate through an atomization humidifying mechanism, preventing the blown dust from depositing the photovoltaic plate secondary pollution, and vibrating the cleaning frame and the static dust collecting mechanism through a vibration dust dropping mechanism to shake the dust deposited on the static dust collecting mechanism to a designated position, so that the cleaning system is automatically cleaned, and the cleaning device is convenient to use.
Description
Technical Field
The application belongs to the technical field of photovoltaic panel cleaning equipment, and particularly relates to a photovoltaic panel electrostatic cleaning device.
Background
Atmospheric conditions and other environmental effects constantly influence the state of photovoltaic power plants. Dirt and other types of contaminants deposited on the surfaces of the components can prevent or reduce direct sunlight, negatively impacting the yield of the system unit. Contamination of solar panels occurs in different ways and forms and is not always visible to the naked eye. However, even the thinnest layer of dust and dirt, such as smoke and pollen, can strongly affect the performance of the photovoltaic system, and therefore, require periodic cleaning of the photovoltaic panels.
The existing photovoltaic cleaning vehicle generally adopts a mode of adding a mechanical arm and a cleaning mechanism on a vehicle chassis, and in the actual use process, the following problems exist:
1. the vehicle channel width required by the photovoltaic cleaning vehicle is wider, and the photovoltaic cleaning vehicle cannot be suitable for cleaning the photovoltaic panels which are densely arranged;
2. when the photovoltaic cleaning vehicle works, a large amount of clear water is used for flushing the photovoltaic module, water resource waste is serious, and the cleaning effect on the photovoltaic panel is poor.
In order to solve the above problems, a photovoltaic panel electrostatic cleaning device is specifically proposed.
Disclosure of Invention
The embodiment of the application provides a photovoltaic panel electrostatic cleaning device, which can walk across a photovoltaic panel, is suitable for cleaning the photovoltaic panel which is densely distributed, a cleaning system is arranged at the upper part of the photovoltaic panel, can freely lift and fall, is suitable for cleaning the photovoltaic panel with different mounting heights, and adopts an electrostatic dust collection technology, so that the cleaning effect is ensured, the water resource consumption is reduced, and the problems that the conventional photovoltaic cleaning vehicle cannot be suitable for cleaning the photovoltaic panel which is densely distributed, the water resource waste is serious and the cleaning effect is poor are solved.
The embodiment of the application provides a photovoltaic panel electrostatic cleaning device, which comprises a cleaning vehicle, and a lifting mechanism and a cleaning system which are arranged on the cleaning vehicle;
the cleaning vehicle is of a portal structure, the cleaning vehicle walks across the photovoltaic panel, the cleaning system is arranged in the middle of the cleaning vehicle and is driven by the lifting mechanism to move up and down, and the cleaning system comprises a cleaning frame, and an air knife dust blowing mechanism, an atomization humidifying mechanism, an electrostatic dust collecting mechanism and a vibration dust falling mechanism which are arranged on the cleaning frame;
the cleaning frame is arranged in the middle of the cleaning vehicle and connected with the lifting end of the lifting mechanism, and the cleaning frame is opposite to the photovoltaic panel positioned at the lower part of the cleaning vehicle;
the air knife dust blowing mechanism comprises an air knife, the air knife is arranged in the cleaning frame, the air knife is provided with an air inlet and an air outlet, and the air outlet faces towards the photovoltaic panel;
the electrostatic dust collection mechanism comprises a discharge electrode and a dust collection electrode, the dust collection electrode is a dust collection plate, the discharge electrode and the dust collection plate are both arranged in the cleaning frame, the discharge electrode and the dust collection plate generate a high-voltage electrostatic field, dust particles in the high-voltage electrostatic field are negatively charged, and the dust particles are deposited on the dust collection plate;
the atomization humidifying mechanism comprises a water tank, a water pump, a water pipe and a plurality of atomization nozzles, wherein the water tank is arranged on the cleaning vehicle, the water pump is arranged on the water tank, the water pipe is arranged at the end part of the cleaning frame, the atomization nozzles are arranged on the water pipe, the water absorption end of the water pump is communicated with the inside of the water tank through a first pipeline, and the water discharge end of the water pump is communicated with the water pipe through a second pipeline;
the vibration dust falling mechanism comprises a vibration motor and a mounting seat, and the vibration motor is fixedly arranged on the outer wall of the cleaning frame through the mounting seat.
In one possible implementation, the cleaning vehicle includes a frame, two cross beams, and four motion assemblies;
the frame is of a frame structure, the two cross beams are respectively and fixedly arranged at two ends of the lower surface of the frame, the end part of each cross beam is provided with the motion assembly, and the motion assembly comprises a wheel outer guide, a wheel inner guide, a steering wheel and a shock absorber;
the outer direction of wheel set firmly in the tip of crossbeam lower surface, the in-wheel direction with the outer direction of wheel is pegged graft mutually, the in-wheel direction with be equipped with the slider between the outer direction of wheel, the steering wheel set up in the bottom of in-wheel direction, the top of bumper shock absorber with the top of the outer direction of wheel is connected, the bottom of bumper shock absorber with the bottom of the in-wheel direction is connected.
In one possible implementation, the lifting mechanism comprises two electric cylinders and a lifting frame;
the fixed ends of the two electric cylinders are respectively fixedly arranged on the two cross beams, the telescopic ends of the two electric cylinders are respectively fixedly connected with the two ends of the lifting frame through fish-eye bearings, and the cleaning frame is fixedly connected with the lifting frame.
In a possible implementation, the lifting mechanism further comprises two lifting frame outer guides;
the two outer guides of the lifting frame are respectively fixedly arranged on two sides of the frame, guide parts are arranged at two ends of the lifting frame, and the two guide parts are respectively connected with the two outer guides of the lifting frame in a sliding manner through sliding blocks.
In one possible implementation, the photovoltaic panel electrostatic cleaning device further comprises an electric control system, wherein the electric control system comprises a PLC, and a wireless module, a front sensor, a camera component and a ranging ultrasonic sensor which are electrically connected with the PLC;
the front sensor is arranged at the front end of the cleaning vehicle, and is configured to detect the height position of the photovoltaic panel and feed back to the PLC; the camera assembly is arranged at the top of the cleaning vehicle, is configured to identify and position the photovoltaic panel and feed back to the PLC; the distance measurement ultrasonic sensor is arranged on the cleaning frame, the distance measurement ultrasonic sensor is configured to detect the height position of the photovoltaic panel and feeds back to the PLC, and the PLC is arranged on the cleaning vehicle and is electrically connected with the lifting mechanism, the air knife dust blowing mechanism, the atomization humidifying mechanism, the electrostatic dust collecting mechanism and the vibration dust falling mechanism respectively.
In one possible implementation, the photovoltaic panel electrostatic cleaning apparatus further comprises an anti-collision system comprising a plurality of photovoltaic switches and a plurality of limit switches;
the photoelectric switches are arranged at the top of the cleaning vehicle and are electrically connected with the PLC;
the limit switches are arranged on the outer wall of the cleaning frame, and are electrically connected with the PLC.
In one possible implementation, the photovoltaic panel electrostatic cleaning apparatus further comprises a power supply system;
the power supply system is arranged on the cleaning vehicle and is configured to supply power to the lifting mechanism, the cleaning system, the electric control system and the anti-collision system.
According to the photovoltaic panel electrostatic cleaning device provided by the embodiment of the application, the cleaning vehicle is provided with the lifting mechanism and the cleaning system, and is of a portal structure and walks across the photovoltaic panel, so that the cleaning device can be suitable for cleaning the photovoltaic panels which are densely distributed, the cleaning system is positioned at the upper part of the photovoltaic panels, and the lifting mechanism controls the lifting of the cleaning system, so that the cleaning device is suitable for cleaning the photovoltaic panels with different mounting heights;
the cleaning system comprises an air knife dust blowing mechanism, an atomization humidifying mechanism, an electrostatic dust collecting mechanism and a vibration dust falling mechanism, the air knife dust blowing mechanism blows air to the photovoltaic panel, dust on the surface of the photovoltaic panel is blown up, static electricity is generated through the electrostatic dust collecting mechanism, the blown dust is adsorbed, thereby improving the electrostatic dust removing effect, the air around the dust collecting panel is humidified through the atomization humidifying mechanism, the blown dust is prevented from settling to secondary pollution to the photovoltaic panel, the vibration of the cleaning frame and the electrostatic dust collecting mechanism is realized through the vibration dust falling mechanism, and the dust deposited on the electrostatic dust collecting mechanism is shaken off to a designated position, so that the cleaning system is automatically cleaned and is convenient to use.
Drawings
Fig. 1 is a schematic structural view of a photovoltaic panel electrostatic cleaning apparatus provided by the present application;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a bottom view of FIG. 1;
fig. 6 is a schematic structural view of the cleaning system in a raised state.
Reference numerals illustrate:
100-cleaning vehicle; 200-lifting mechanisms; 300-cleaning system; 400-an electric control system; 500-a power supply system; 600-an anti-collision system;
110-a frame; 120-cross beam; 130-outboard guidance; 140-in-wheel guidance; 150-steering wheel; 160-a damper; 210-an electric cylinder; 220-lifting frame; 230-guiding outside the lifting frame; 310-cleaning a frame; 320-an air knife dust blowing mechanism; 330-atomizing and humidifying mechanism; 340-an electrostatic dust collection mechanism; 350-vibrating dust fall mechanism; 410-front sensor; 420-a camera assembly; 430-ranging ultrasonic sensor; 610-an optoelectronic switch; 620—limit switch;
321-an air knife; 331-a water pipe; 332-atomizing nozzle; 341-discharge electrodes; 342-dust collecting plate; 351-a vibration motor; 352-mount.
Detailed Description
In order to make the technical solution of the present application better understood by those skilled in the art, the technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
The existing photovoltaic cleaning vehicle generally adopts a vehicle chassis with a mechanical arm and a cleaning mechanism, the vehicle channel required by the photovoltaic cleaning vehicle is wide and cannot be suitable for cleaning the photovoltaic panels which are densely distributed, and the existing photovoltaic cleaning vehicle also has the problems of serious water resource waste and poor cleaning effect on the photovoltaic panels.
The application mainly uses static dust removal, has low water consumption and saves water resources, the cleaning vehicle 100 is of a portal structure, walks across the photovoltaic panels, can be suitable for cleaning the photovoltaic panels which are densely arranged, and the cleaning system 300 is positioned at the upper part of the photovoltaic panels, can be lifted freely, and can be suitable for cleaning the photovoltaic panels with different installation heights; the dust on the surface of the photovoltaic panel is blown up through the air knife dust blowing mechanism, the electrostatic dust collecting mechanism 340 adsorbs the blown dust, thereby improving the electrostatic dust removal effect, the air around the dust collecting panel is humidified through the atomization humidifying mechanism 330, the blown dust is prevented from settling to secondary pollution to the photovoltaic panel, the cleaning frame 310 and the electrostatic dust collecting mechanism 340 vibrate through the vibration dust falling mechanism 350, the dust deposited on the electrostatic dust collecting mechanism 340 is shaken off to a designated position, and the cleaning system 300 is automatically cleaned, so that the use is convenient.
The following describes in detail the specific structure of the electrostatic cleaning device for photovoltaic panels provided by the application with reference to the accompanying drawings.
Referring to fig. 1-6, an embodiment of the present application provides a photovoltaic panel electrostatic cleaning apparatus, which includes a cleaning vehicle 100, a lifting mechanism 200 disposed on the cleaning vehicle 100, and a cleaning system 300 disposed on the lifting mechanism 200;
the cleaning vehicle 100 is of a portal structure, the middle part of the cleaning vehicle is hollow, the front view and the side view are both inverted U-shaped, and when the cleaning vehicle runs, the cleaning vehicle 100 spans the photovoltaic panel to walk, namely the photovoltaic panel is positioned at the lower part of the cleaning vehicle 100, so that the cleaning vehicle is suitable for cleaning the densely arranged photovoltaic panels;
the lifting mechanism 200 is arranged on the cleaning vehicle 100, the lifting mechanism 200 can be a conventional electric lifting mechanism, the cleaning system 300 is at least partially arranged at the lifting end of the lifting mechanism 200, the cleaning end of the cleaning system 300 is opposite to the photovoltaic panels positioned at the lower part, and the cleaning end of the cleaning system 300 can move up and down freely in the cleaning vehicle 100 under the action of the lifting mechanism 200, so that the photovoltaic panels with different heights can be cleaned;
the cleaning system 300 includes a cleaning frame 310, an air knife dust blowing mechanism 320, an atomizing and humidifying mechanism 330, an electrostatic dust collecting mechanism 340, and a vibration dust falling mechanism 350, which are provided on the cleaning frame 310;
the cleaning frame 310 is of a rectangular box structure with an open bottom end, the top of the cleaning frame 310 is fixedly connected with the lifting end of the lifting mechanism 200, the cleaning frame 310 is right against the photovoltaic panel, at least the exhaust end of the air knife dust blowing mechanism 320 is positioned in the cleaning frame 310 and exhausts downwards, during operation, the air knife dust blowing mechanism 320 blows air to the photovoltaic panel, dust on the surface of the photovoltaic panel is blown up, at least the spraying end of the atomization humidifying mechanism 330 is positioned on the cleaning frame 310, during operation, the atomization humidifying mechanism 330 sprays water mist, humidifies the air around the dust collecting panel, the blown dust is prevented from settling and secondary pollution to the photovoltaic panel, at least the electrode of the electrostatic dust collecting mechanism 340 is positioned in the cleaning frame 310, during operation, static electricity is generated by the electrode, the blown dust is adsorbed, thereby cleaning the photovoltaic panel, after cleaning, the cleaning vehicle 100 moves to a proper position, the vibration dust falling mechanism 350 vibrates, the cleaning frame 310 and the electrostatic dust collecting mechanism 340 vibrate, thereby shaking the dust deposited on the electrostatic dust collecting mechanism 340 to a designated position, and automatic cleaning is realized.
According to the application, the cleaning vehicle 100 is provided with the lifting mechanism 200 and the cleaning system 300, the cleaning vehicle 100 is in a portal structure and walks across the photovoltaic panels, so that the cleaning vehicle is applicable to cleaning of the photovoltaic panels which are densely distributed, the cleaning system 300 is positioned at the upper part of the photovoltaic panels, and the lifting mechanism 200 controls the lifting of the cleaning system 300, so that the cleaning vehicle is applicable to cleaning of the photovoltaic panels with different mounting heights;
the cleaning system 300 includes an air knife dust blowing mechanism 320, an atomization humidifying mechanism 330, an electrostatic dust collecting mechanism 340 and a vibration dust falling mechanism 350, the air knife dust blowing mechanism 320 blows air to the photovoltaic panel, blows dust on the surface of the photovoltaic panel, generates static electricity through the electrostatic dust collecting mechanism 340, adsorbs the blown dust, thereby improving the electrostatic dust removing effect, humidifying the surrounding air of the dust collecting panel through the atomization humidifying mechanism 330, preventing the blown dust from settling and secondary pollution to the photovoltaic panel, vibrating the cleaning frame 310 and the electrostatic dust collecting mechanism 340 through the vibration dust falling mechanism 350, shaking off dust deposited on the electrostatic dust collecting mechanism 340 to a designated position, thereby automatically cleaning the cleaning system 300, and being convenient to use.
The application adopts the electrostatic dust collection technology, utilizes a high-voltage electric field to ionize the flue gas, and separates dust charge in the air flow from the air flow under the action of the electric field. The negative electrode is made of metal wires with different cross-sectional shapes, called discharge electrode. The positive electrode is made of metal plates with different geometric shapes, called dust collecting electrodes. By means of the high-voltage direct current, an electric field is maintained which is sufficient to ionize the gas, the electrons generated after ionization of the gas: anions and cations adsorb onto the dust passing through the electric field, giving the dust an electric charge. Under the action of electric field force, the dust with different charged polarities moves to the electrodes with different polarities respectively and is deposited on the electrodes, so that the purpose of separating dust from gas is achieved.
The electrostatic dust collection mechanism 340 includes a discharge electrode 341 and a dust collection electrode, the dust collection electrode is a dust collection plate 342, the discharge electrode 341 is an electrode for generating corona discharge, after the discharge electrode generates corona discharge, particulate matters contained in air are ionized, and then the ionized particulate matters are collected by the dust collection electrode;
the discharge electrode 341 and the dust collecting plate 342 are oppositely disposed in the cleaning frame 310, and the dust collecting plate 342 is disposed at an open end of the cleaning frame 310, the discharge electrode 341 and the dust collecting plate 342 generate a high voltage electrostatic field, dust particles blown by the air knife dust blowing mechanism 320 enter the electric field, and the ions are adsorbed on the dust particles passing through the electric field, so that the dust particles are negatively charged and deposited on the dust collecting plate 342, thereby realizing electrostatic dust collection.
Referring to fig. 5, in some embodiments, the air knife dust blowing mechanism 320 includes an air knife 321 or an air knife, the air knife uses wind generated by running a fan to perform air cutting by using a knife edge, the air knife uses compressed air of a compressor to perform air cutting by using the air knife, and the air knife 321 is the prior art and is not described herein;
the upper end of the air knife 321 is an air inlet, the bottom end is an air outlet, the air outlet faces the photovoltaic panel, when the photovoltaic panel is clean, the air knife 321 is electrified to work, the bottom end of the air knife 321 exhausts air to the photovoltaic panel, and dust on the surface of the photovoltaic panel is blown up, so that the air knife is favorably adsorbed by the electrostatic dust collection mechanism 340.
In some embodiments, the atomizing and humidifying mechanism 330 includes a water tank, a water pump, a water tube 331, and a plurality of atomizing nozzles 332;
the water tank can be arranged on the cleaning frame 310 or the cleaning vehicle 100, the water pump can be arranged on the water tank, the water pipe 331 can be a stainless steel pipe, the water pipe 331 is arranged at the end part of the cleaning frame 310, the atomizing nozzles 332 are arranged on the water pipe 331, the spraying ends of the atomizing nozzles 332 face obliquely downwards, the water absorbing end of the water pump is communicated with the inside of the water tank through a first pipeline, the water draining end of the water pump is communicated with the water pipe 331 through a second pipeline, when the photovoltaic panel is cleaned, the water pump is electrified to work, the atomizing nozzles 332 spray water mist around the dust collecting plate 342 to humidify surrounding air, and the blown dust is prevented from settling and secondary-pollution to the photovoltaic panel;
the water mist is further atomized after charged in the corona field, the electric field force and the collision interception, adsorption and condensation of the charged water mist jointly play a role in trapping dust particles, and finally the dust particles reach the dust collecting plate 342 to be trapped under the driving of the electric field force.
The vibratory dust fall mechanism 350 includes a vibratory motor 351 and a mount 352;
the vibration motor 351 is fixedly arranged on the outer wall of the cleaning frame 310 through the mounting seat 352, after the photovoltaic panel is cleaned, the cleaning device moves to a proper position, the vibration dust falling mechanism 350 works, the vibration motor 351 is electrified to generate vibration, and the vibration motor 351 is transmitted to the electrostatic dust collecting mechanism 340 through the cleaning frame 310 to shake off dust, so that automatic cleaning is realized.
Referring to FIG. 2, in some embodiments, the cleaning vehicle 100 includes a frame 110, two cross beams 120, and four kinematic assemblies;
the frame 110 is a rectangular frame structure, two cross beams 120 are respectively and fixedly arranged at the front end and the rear end of the lower surface of the frame 110, and the end part of each cross beam 120 is provided with a motion assembly which comprises an outer wheel guide 130, an inner wheel guide 140, a steering wheel 150 and a shock absorber 160;
the outer guide 130 of wheel can be tubular structure, the outer guide 130 of wheel sets firmly in the tip of crossbeam 120 lower surface, the outer guide 130 of wheel sets vertically, and the bottom is open end, the outer guide 130 of wheel and the outer guide 140 of wheel phase-match, the inner guide 140 of wheel is pegged graft mutually with the outer guide 130 of wheel, both clearance fit is equipped with the slider between the outer guide 130 of wheel and the inner guide 140 of wheel, realize stable sliding connection through the slider, the inner guide 140 of wheel and the outer guide 130 of wheel constitute a set of guider, steering wheel 150 sets up in the bottom of the inner guide 140 of wheel, steering wheel top can be dismantled and be equipped with the steering wheel protection casing, it is waterproof to be rain-proof, steering wheel 150 can be conventional TEC steering wheel, through four steering wheel 150 setting, the whole car can realize four drive four turns, that is four wheels independently drive, independent rotation can realize multiple walking mode, make the vehicle more nimble, the top of bumper absorber 160 is connected with the top of the outer guide 130 of wheel, the bottom of bumper absorber 160 and the bottom of the inner guide 140 of wheel, bumper absorber 160 can be the damping bumper absorber, and two bumper absorbers are equipped with respectively in each set of guider both sides.
Referring to fig. 6, in some embodiments, the lift mechanism 200 includes two electric cylinders 210 and a lifting frame 220;
the fixed ends of the two electric cylinders 210 are respectively fixed on the two cross beams 120, the electric cylinders 210 are vertically arranged, the lifting frame 220 can be an inverted U-shaped frame, the telescopic ends of the two electric cylinders 210 are respectively fixedly connected with the two ends of the lifting frame 220 through fish-eye bearings, the top of the cleaning frame 310 is fixedly connected with the middle of the lifting frame 220, the electric cylinders 210 and the controller are sequentially electrically connected in plc, and the lifting frame 220 and the cleaning system 300 are controlled to lift by synchronously stretching the two electric cylinders 210.
In some embodiments, the lift mechanism 200 further includes two lift frame outer guides 230;
the cross section of the lifting frame 220 is square, the lifting frame outer guide 230 is a square lantern ring matched with the lifting frame 220, the two lifting frame outer guides 230 are respectively fixedly arranged on the front end inner wall and the rear end inner wall of the frame 110, the vertical parts at the two ends of the lifting frame 220 are guide parts, and the two guide parts are respectively connected with the two lifting frame outer guides 230 in a sliding manner through sliding blocks, so that the lifting frame 220 can stably lift.
Referring to fig. 3, in some embodiments, the electrostatic cleaning device for a photovoltaic panel further includes an electronic control system 400, where the electronic control system 400 includes a PLC, a wireless module electrically connected to the PLC, a front sensor 410, a camera assembly 420, and a ranging ultrasonic sensor 430, and a background terminal such as a computer and a mobile phone can be wirelessly connected to the cleaning device through the wireless module, and send an instruction to the PLC to control the operation of the cleaning device, which is not described in detail herein;
the cleaning vehicle 100 is provided with a plurality of front sensors 410, the front sensors 410 can be ultrasonic sensors, the cleaning vehicle 100 is provided with a plurality of camera assemblies 420, the camera assemblies 420 can be advanced cameras, and the outer wall of the cleaning frame 310 is provided with a plurality of ranging ultrasonic sensors 430; when the cleaning vehicle is in operation, firstly, the camera component 420 shoots the surrounding environment of the cleaning vehicle 100 in real time, shooting data are transmitted to the PLC and an external terminal, and the PLC identifies and positions the photovoltaic panel; then, the front sensor 410 detects the front photovoltaic module of the cleaning vehicle 100 in advance, detects the height position of the photovoltaic panel in advance, feeds back to the PLC, controls the lifting mechanism 200 and the cleaning system 300 to adjust in advance, and meanwhile, the PLC transmits the detection information of the front sensor 410 to the background terminal through the wireless module; finally, the distance measuring ultrasonic sensor 430 monitors the position and distance between the cleaning system 300 and the photovoltaic panel in real time through ultrasonic waves and transmits the distance to the PLC, and the PLC controls the lifting mechanism 200 and the cleaning system 300 to accurately adjust the cleaning position, so that the cleaning system 300 and the photovoltaic panel can keep a proper distance, the cleaning effect of the photovoltaic panel is ensured, and the damage to the photovoltaic panel is avoided.
Referring to fig. 3, in some embodiments, the photovoltaic panel electrostatic cleaning apparatus further comprises an anti-collision system 600, the anti-collision system 600 comprising a plurality of photoelectric switches 610 and a plurality of limit switches 620;
the plurality of photoelectric switches 610 are all arranged at the top of the cleaning vehicle 100, the plurality of photoelectric switches 610 are electrically connected with the PLC, the photoelectric switches 610 detect the photovoltaic assembly within a certain range, the specific detection range can be adjusted according to the actual working condition, when the photoelectric switches 610 detect the photovoltaic assembly, the distance between the cleaning vehicle 100 and the photovoltaic assembly is proved to be smaller than a preset threshold value, the risk of damaging the photovoltaic assembly by collision exists, at the moment, the photoelectric switches 610 can be rapidly fed back to the PLC, and the PLC controls the steering wheel 150 to stop moving, so that the cleaning vehicle 100 is prevented from colliding the photovoltaic assembly;
the limit switches 620 are all arranged at four corners of the cleaning frame 310, the limit switches 620 are electrically connected with the PLC, when the limit switches 620 are in contact with the photovoltaic module, the limit switches can be quickly fed back to the PLC, and the PLC controls the electric cylinder 210 to stop moving, so that the cleaning frame 310 is prevented from colliding with the photovoltaic module.
Referring to fig. 2-4, in some embodiments, the photovoltaic panel electrostatic cleaning apparatus further comprises a power supply system 500;
the power supply system 500 may be composed of a power box and a plurality of power distribution cabinets, both of which are disposed on the cleaning vehicle 100, and the power box is electrically connected with the power distribution cabinets, and supplies power to the steering wheel 150, the cleaning lifting mechanism 200, the cleaning system 300, the electric control system 400 and the anti-collision system 600 through the power distribution cabinets.
According to the technical characteristics, the working principle of the photovoltaic panel electrostatic cleaning device in the practical application scene is as follows:
referring to fig. 1 and 6, fig. 6 is a schematic view of a cleaning system 300 in a raised state, and fig. 1 is a schematic view of the cleaning system 300 in a lowered state;
before cleaning the photovoltaic panel, adjusting the direction of the photovoltaic panel to enable the upper surface of the photovoltaic panel to be approximately horizontal, and matching the photovoltaic panel with the electrostatic cleaning device;
when the photovoltaic panel is cleaned, the cleaning system 300 is lifted to reach the state of fig. 6, the PLC controls the cleaning vehicle 100 to walk across the photovoltaic panel, the front sensor 410 is matched with the camera component 420 to detect the photovoltaic component in front of the cleaning vehicle 100 in advance, the PLC controls the lifting mechanism 200 and the cleaning system 300 to be adjusted in advance so as to prevent the cleaning system 300 from contacting the photovoltaic panel, after the cleaning vehicle 100 reaches the upper part of the pre-cleaned photovoltaic panel, the distance measuring ultrasonic sensor 430 monitors the position and the distance between the cleaning system 300 and the photovoltaic panel, the PLC controls the lifting mechanism 200 and the cleaning system 300 to accurately adjust the cleaning position until the cleaning system 300 and the pre-cleaned photovoltaic panel reach the preset distance, and the preset distance can be obtained through multiple experimental tests to reach the state of fig. 1; the air knife dust blowing mechanism 320 works to blow air to the photovoltaic panel, blows dust on the surface of the photovoltaic panel, the electrostatic dust collecting mechanism 340 works to generate a high-voltage electrostatic field, dust particles blown by the air knife dust blowing mechanism 320 enter the electric field, and the ions are adsorbed on the dust particles passing through the electric field to enable the dust particles to be negatively charged and deposited on the dust collecting plate 342, so that electrostatic dust collection is realized, in the process, the atomization humidifying mechanism 330 works to spray water mist around the dust collecting plate 342 to humidify surrounding air, so that the blown dust is prevented from settling on the photovoltaic panel and secondary pollution to the photovoltaic panel;
after the photovoltaic panel is cleaned, the cleaning system 300 is lifted again, the cleaning device moves to a proper position, the vibration dust falling mechanism 350 works, the vibration motor 351 is electrified to generate vibration, and the vibration is transmitted to the electrostatic dust collecting mechanism 340 through the cleaning frame 310 to shake off dust, so that automatic cleaning is realized.
It is to be understood that, based on the several embodiments provided in the present application, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, which all do not exceed the protection scope of the present application.
The foregoing detailed description of the embodiments of the present application further illustrates the purposes, technical solutions and advantageous effects of the embodiments of the present application, and it should be understood that the foregoing is merely a specific implementation of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, and any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the embodiments of the present application should be included in the scope of the embodiments of the present application.
Claims (7)
1. An electrostatic cleaning device for a photovoltaic panel, which is characterized in that: comprises a cleaning vehicle (100), a lifting mechanism (200) arranged on the cleaning vehicle (100) and a cleaning system (300);
the cleaning vehicle (100) is of a portal structure, the cleaning vehicle (100) walks across a photovoltaic panel, the cleaning system (300) is arranged in the middle of the cleaning vehicle (100) and is driven by the lifting mechanism (200) to move up and down, and the cleaning system (300) comprises a cleaning frame (310) and an air knife dust blowing mechanism (320), an atomization humidifying mechanism (330), an electrostatic dust collecting mechanism (340) and a vibration dust falling mechanism (350) which are arranged on the cleaning frame (310);
the cleaning frame (310) is arranged in the middle of the cleaning vehicle (100), the cleaning frame (310) is connected with the lifting end of the lifting mechanism (200), and the cleaning frame (310) is opposite to a photovoltaic panel positioned at the lower part of the cleaning vehicle (100);
the air knife dust blowing mechanism (320) comprises an air knife (321), the air knife (321) is arranged in the cleaning frame (310), the air knife (321) is provided with an air inlet and an air outlet, and the air outlet faces the photovoltaic panel;
the electrostatic dust collection mechanism (340) comprises a discharge electrode (341) and a dust collection electrode, the dust collection electrode is a dust collection plate (342), the discharge electrode (341) and the dust collection plate (342) are both arranged in the cleaning frame (310), the discharge electrode (341) and the dust collection plate (342) generate a high-voltage electrostatic field, dust particles in the high-voltage electrostatic field are negatively charged, and the dust particles are deposited on the dust collection plate (342);
the atomization humidifying mechanism (330) comprises a water tank, a water pump, a water pipe (331) and a plurality of atomization nozzles (332), wherein the water tank is arranged on the cleaning vehicle (100), the water pump is arranged on the water tank, the water pipe (331) is arranged at the end part of the cleaning frame (310), the atomization nozzles (332) are all arranged on the water pipe (331), the water absorbing end of the water pump is communicated with the inside of the water tank through a first pipeline, and the water draining end of the water pump is communicated with the water pipe (331) through a second pipeline;
the vibration dust falling mechanism (350) comprises a vibration motor (351) and a mounting seat (352), and the vibration motor (351) is fixedly arranged on the outer wall of the cleaning frame (310) through the mounting seat (352).
2. The photovoltaic panel electrostatic cleaning apparatus of claim 1, wherein: the cleaning vehicle (100) comprises a vehicle frame (110), two cross beams (120) and four movement assemblies;
the frame (110) is of a frame structure, the two cross beams (120) are respectively and fixedly arranged at two ends of the lower surface of the frame (110), the end part of each cross beam (120) is provided with the motion assembly, and the motion assembly comprises a wheel outer guide (130), a wheel inner guide (140), a steering wheel (150) and a shock absorber (160);
the outer guide (130) of wheel set firmly in the tip of crossbeam (120) lower surface, in the wheel direction (140) with outer guide (130) of wheel peg graft mutually, steering wheel (150) set up in the bottom of guiding (140) in the wheel, the top of bumper shock absorber (160) with the top of outer guide (130) of wheel is connected, the bottom of bumper shock absorber (160) with the bottom of guiding (140) in the wheel is connected.
3. The photovoltaic panel electrostatic cleaning apparatus of claim 2, wherein: the lifting mechanism (200) comprises two electric cylinders (210) and a lifting frame (220);
the fixed ends of the two electric cylinders (210) are respectively fixedly arranged on the two cross beams (120), the telescopic ends of the two electric cylinders (210) are respectively fixedly connected with the two ends of the lifting frame (220) through fish-eye bearings, and the cleaning frame (310) is fixedly connected with the lifting frame (220).
4. A photovoltaic panel electrostatic cleaning apparatus according to claim 3, characterized in that: the lifting mechanism (200) further comprises two lifting frame outer guides (230);
the two outer guide parts (230) of the lifting frame are respectively and fixedly arranged on two sides of the frame (110), guide parts are arranged at two ends of the lifting frame (220), and the two guide parts are respectively and slidably connected with the two outer guide parts (230) of the lifting frame.
5. The photovoltaic panel electrostatic cleaning apparatus of claim 1, wherein: the photovoltaic panel electrostatic cleaning device further comprises an electric control system (400), wherein the electric control system (400) comprises a PLC, a wireless module electrically connected with the PLC, a front sensor (410), a camera assembly (420) and a ranging ultrasonic sensor (430);
the front sensor (410) is arranged at the front end of the cleaning vehicle (100), and the front sensor (410) is configured to detect the height position of the photovoltaic panel and feed back to the PLC; the camera assembly (420) is arranged at the top of the cleaning vehicle (100), and the camera assembly (420) is configured to identify and position a photovoltaic panel and feed back to the PLC; the distance measurement ultrasonic sensor (430) is arranged on the cleaning frame (310), the distance measurement ultrasonic sensor (430) is configured to detect the height position of the photovoltaic panel and feeds back to the PLC, and the PLC is arranged on the cleaning vehicle (100) and is electrically connected with the lifting mechanism (200), the air knife dust blowing mechanism (320), the atomization humidifying mechanism (330), the electrostatic dust collecting mechanism (340) and the vibration dust falling mechanism (350) respectively.
6. The photovoltaic panel electrostatic cleaning apparatus of claim 5, wherein: the photovoltaic panel electrostatic cleaning apparatus further comprises an anti-collision system (600), the anti-collision system (600) comprising a plurality of photovoltaic switches (610) and a plurality of limit switches (620);
the photoelectric switches (610) are arranged at the top of the cleaning vehicle (100), and the photoelectric switches (610) are electrically connected with the PLC;
the limit switches (620) are arranged on the outer wall of the cleaning frame (310), and the limit switches (620) are electrically connected with the PLC.
7. The photovoltaic panel electrostatic cleaning apparatus of claim 6, wherein: the photovoltaic panel electrostatic cleaning device further comprises a power supply system (500);
the power supply system (500) is disposed on the cleaning vehicle (100), the power supply system (500) being configured to supply power to the lifting mechanism (200), the cleaning system (300), the electronic control system (400), and the collision avoidance system (600).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311175217.1A CN116915164B (en) | 2023-09-13 | 2023-09-13 | Photovoltaic board static cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311175217.1A CN116915164B (en) | 2023-09-13 | 2023-09-13 | Photovoltaic board static cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116915164A true CN116915164A (en) | 2023-10-20 |
| CN116915164B CN116915164B (en) | 2023-11-17 |
Family
ID=88356892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311175217.1A Active CN116915164B (en) | 2023-09-13 | 2023-09-13 | Photovoltaic board static cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116915164B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170104426A1 (en) * | 2003-09-05 | 2017-04-13 | Brilliant Light Power, Inc | Electrical power generation systems and methods regarding same |
| CN114301386A (en) * | 2021-12-08 | 2022-04-08 | 长沙中联重科环境产业有限公司 | Photovoltaic panel cleaning device and cleaning method |
| CN114653661A (en) * | 2022-05-24 | 2022-06-24 | 国机传感科技有限公司 | Intelligent cleaning sensing detection system for heliostat |
| CN114769202A (en) * | 2022-06-17 | 2022-07-22 | 国机传感科技有限公司 | Self-adaptive sensing device for cleaning planar heliostat |
-
2023
- 2023-09-13 CN CN202311175217.1A patent/CN116915164B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170104426A1 (en) * | 2003-09-05 | 2017-04-13 | Brilliant Light Power, Inc | Electrical power generation systems and methods regarding same |
| CN114301386A (en) * | 2021-12-08 | 2022-04-08 | 长沙中联重科环境产业有限公司 | Photovoltaic panel cleaning device and cleaning method |
| CN114653661A (en) * | 2022-05-24 | 2022-06-24 | 国机传感科技有限公司 | Intelligent cleaning sensing detection system for heliostat |
| CN114769202A (en) * | 2022-06-17 | 2022-07-22 | 国机传感科技有限公司 | Self-adaptive sensing device for cleaning planar heliostat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116915164B (en) | 2023-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU687298B2 (en) | Electrostatic precipitator for collection of multiple pollutants | |
| CN101402229B (en) | Laser scribing dust collector and operation method thereof | |
| KR102017653B1 (en) | Wet and dry mixed electrostatic precipitator | |
| WO2021073566A1 (en) | Embedded electrostatic de-dusting and de-fogging device | |
| CN104324805A (en) | Method for capturing PM2.5 fine particles through water mist charged coagulation for electric precipitation | |
| CN107213984A (en) | A kind of electromagnetic duster and flue gas purification system | |
| CN103537373A (en) | Electric precipitator for removing ash through isolated vibration and striking and isolated vibration-striking time schedule control method | |
| CN111229727A (en) | Device for realizing surface cleaning of optical element by coupling of ion wind and static electricity | |
| CN101185915B (en) | High-efficiency rotating polar plate electric dust collector | |
| CN116915164B (en) | Photovoltaic board static cleaning device | |
| CN105561726B (en) | One kind carrying acting type wet static dedusting demister | |
| CN116967013B (en) | Movable electrostatic dust collection device | |
| CN205926007U (en) | Coal conveying system dust collector and dust pelletizing system | |
| CN201291526Y (en) | Laser reticle dust collector | |
| CN104384021A (en) | Electrostatic precipitator | |
| CN114832941B (en) | High-voltage high-frequency electrostatic dust collector system for dust emission of coal and material conveying | |
| CN106140478A (en) | A kind of wet cottrell | |
| CN203578006U (en) | Isolated ash-removing device and electric precipitator | |
| CN206064625U (en) | A kind of wet cottrell | |
| CN2642402Y (en) | Charged water mist vibrating-wire washing dust collector | |
| KR102440630B1 (en) | Fine dust removal spray system using electrostatic spray | |
| CN202741245U (en) | Electrostatic demisting device | |
| CN110270436A (en) | A kind of flue electrostatic precipitator | |
| CN105728193A (en) | Atmosphere haze removal equipment mounted at top of vehicle | |
| CN109746121A (en) | A kind of dust cleaning apparatus system applied to electric precipitator end |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |