CN106256450B - Photovoltaic module automatic cleaning system - Google Patents
Photovoltaic module automatic cleaning system Download PDFInfo
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- CN106256450B CN106256450B CN201610361983.0A CN201610361983A CN106256450B CN 106256450 B CN106256450 B CN 106256450B CN 201610361983 A CN201610361983 A CN 201610361983A CN 106256450 B CN106256450 B CN 106256450B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 189
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 168
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 238000010926 purge Methods 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 16
- 238000001556 precipitation Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 20
- 239000011521 glass Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000010865 sewage Substances 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000009991 scouring Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000127225 Enceliopsis nudicaulis Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008278 dynamic mechanism Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of photovoltaic module automatic cleaning system, including water rinse-system, air cleaning system and the multiple photovoltaic cleaning units being set up in parallel；Water rinse-system includes cleaning pond and equal pressure pipe, and the connecting tube cleaned between pond and equal pressure pipe is equipped with high-pressure hydraulic pump；Air cleaning system includes air compressor and equal air pipe；The water cleaning manifold and the air cleaning manifold being connected with equal air pipe that photovoltaic cleaning unit includes being connected with equal pressure pipe；Photovoltaic cleaning unit further includes the wiper mechanism being set up in parallel；Wiper mechanism includes two guide rails being correspondingly arranged respectively, and sliding block is respectively equipped with two guide rails, and sparge pipe and air jet pipe are equipped between two sliding blocks, and sparge pipe is equipped with water spray and stitches, and air jet pipe is stitched equipped with jet；Sparge pipe is connected with water cleaning manifold, and air jet pipe is connected with air cleaning manifold；Photovoltaic bracket, which is equipped with, to be used to drive the driving mechanism that sliding block is slided along guide rail；Further include automatic cleaning control system.
Description
Technical field
The invention belongs to photovoltaic plant technology field, is specifically related to a kind of photovoltaic module automatic cleaning system.
Background technology
Photovoltaic generation is at home and abroad quickly grown in recent years as a kind of clean energy resource.However, the dust covering in air
Influence to the conversion of photovoltaic battery panel energy is very big, becomes the difficulties for restricting photovoltaic generation.The U.S. " opportunity " number fire
Star detector just once faced this problem in task process is performed, in 6 years of 2004-2010, since floating dust covers
Lid, its power attenuation 1/3.Equally, no matter roof photovoltaic power station or ground photovoltaic plant, all suffer from the feelings of component dust stratification
Condition, dust are one of key factors for influencing built photovoltaic power station power generation amount.
Influence of the dust to photovoltaic module mainly includes：
1st, the dust of surface of photovoltaic cell panel can block irradiation of the sunray to component, reduce and project photovoltaic cell
The solar radiation quantity on surface, so that photovoltaic module generated energy declines；
2nd, when there is dust on photovoltaic module surface, permanent sunlight makes assembly surface by shield portions heating much larger than not
Be blocked part, and the blackening burnt out occurs when temperature is excessive --- hot spot.And hot spot effect is to influence photovoltaic module output work
An important factor for rate and service life, can cause photovoltaic cell partial burnt-out to form blackening, solder joint fusing and encapsulating material aging
Etc. permanent damage, in some instances it may even be possible to cause security risk；
3rd, photovoltaic cell lid surface is mostly glass material, and the main component of glass is silica and lime stone etc.,
When the acid or alkaline dust of moistening is attached to glass cover plate surfaces, glass cover-plate component substances can be reacted with acid or alkali.With
Time growth of the glass in acid or alkaline environment, glass surface will be slowly etched, so as to form hole hole on surface
Hollow phenomenon, causes light to form diffusing reflection in lid surface, and propagation uniformity in glass is destroyed.
San Diego, USA city photovoltaic plant studies the amount loss rate that generates electricity caused by dust, on May 15-8
There is no rainfall during months 29 days, dust causes the loss late of built photovoltaic power station power generation amount increasing always, and when highest is 22%, this
Mean that the generated energy that there are about 22% lost because of depositing dust in August 29 days.
In order to overcome dust to cover the influence to photovoltaic module generated energy, current photovoltaic module cleaning way mainly includes
Once three kinds.
1st, manually cleaning：Manual cleaning method has manpower scouring, straight spraying-rinsing, compressed air purging etc..
Manpower scouring is the component cleaning way of most original, fully relies on manpower completion, this cleaning way work efficiency
It is low, the cleaning frequency is long, human cost is high, also there are personal safety hidden danger.
Straight spraying-rinsing is to be washed away with being connected on waterwheel the high-pressure nozzle of (or on water pipe) to photovoltaic module surface sprinkling, from
And achieve the purpose that cleaning.This cleaning way is substantially better than manpower scouring, and cleaning efficiency is higher, but still suffers from water consumption
Greatly, cleaning efficiency cannot still meet the shortcomings that requirement of large-scale photovoltaic power generation.
Compressed air purging be by the dust on special purpose device blowing out pressurised air clean-out assembly surface, it is deficient for water resource
Weary area.This mode efficiency is low, and there are the problem of dust high-speed friction component, few power stations use at present.
2nd, semi-automatic cleaning mode：Semi-automatic cleaning is to realize light by way of manual operation vehicle special for cleaning cleaning device
Lie prostrate the cleaning of component.Semi-automatic cleaning mode is existing to have water cleaning also to have anhydrous cleaning, relatively low to the dependence of water resource but right
The requirement of pavement behavior is more harsh between the height of photovoltaic module array, width, array, can not meet all large-sized photovoltaic power stations
Application demand.
3rd, automatic cleaning mode：Automatic cleaning mode is that cleaning device is installed on photovoltaic module array, passes through program
Control motor rotates automatic cleaning of the realization device to photovoltaic module.This cleaning way is with high costs, and design is complicated, uses
In research and development, test, seldom formally it is used for large-sized photovoltaic power station.But with the reduction of its cost, it may substitute in the future non-automatic
Cleaning way, is the development trend of following photovoltaic power station component cleaning.
The content of the invention
In view of this, it is an object of the invention to provide a kind of photovoltaic module automatic cleaning system, can realize to photovoltaic
The automatic cleaning requirement of component, and have the advantages that of simple structure and low cost and suitable for large-sized photovoltaic power station.
To reach above-mentioned purpose, the present invention provides following technical solution：
A kind of photovoltaic module automatic cleaning system, including water rinse-system, air cleaning system and be set up in parallel multiple
Photovoltaic cleaning unit；The water rinse-system includes cleaning pond and equal pressure pipe, the cleaning pond and the equal pressure pipe
Between connecting tube be equipped with high-pressure hydraulic pump；The air cleaning system include air compressor and with the air compressor phase
Equal air pipe even；
The photovoltaic cleaning unit include with the water cleaning manifold that pressure pipe is connected described and with the air pipe phase
Air cleaning manifold even；The water cleaning manifold is equipped with water cleaning control main valve, and the air cleaning manifold is equipped with sky
Gas cleaning control main valve；And the photovoltaic cleaning unit further includes the wiper mechanism being set up in parallel；
The wiper mechanism includes being correspondingly arranged at two guide rails on the photovoltaic bracket of photovoltaic module both sides respectively,
The sliding block being slidably matched with it is respectively equipped with two guide rails, is set between two sliding blocks and is respectively positioned on the photovoltaic group
Sparge pipe and air jet pipe above part, the water spray seam of the photovoltaic module injection high pressure water, institute are provided with the sparge pipe
State the jet seam that the photovoltaic module injection pressure-air is provided with air jet pipe；The sparge pipe and water cleaning manifold
It is connected, the air jet pipe is connected with the air cleaning manifold；The photovoltaic bracket be equipped be used for drive the sliding block along
The guide rail slides and makes the driving mechanism that the sparge pipe and air jet pipe move reciprocatingly above the photovoltaic module；
Further include automatic cleaning control system, the automatic cleaning control system includes controller, is arranged on and described presses
Pressure sensor I in water pipe, the pressure sensor II and photovoltaic module cleannes sensor being arranged in equal air pipe, it is described
Photovoltaic module cleannes sensor include remain clean conditions cleannes contrast photovoltaic module and with the controller electricity
The data collector of connection, the data collector gather the unit area output work of the cleannes contrast photovoltaic module respectively
Rate and the unit area output of the photovoltaic module in each photovoltaic cleaning unit and by the data transfer of collection extremely
In the controller, the controller powers on to be connected with and is electrically connected with the high-pressure hydraulic pump and is used to control the high-pressure hydraulic pump
High-pressure hydraulic pump control circuit, the compressor control for controlling the air compressor is electrically connected and is used for the air compressor
Circuit and it is electrically connected with the power set of the driving mechanism and is used to controlling the driving mechanisms control of the driving mechanism action
Circuit；The water cleaning control main valve, air cleaning control main valve, the pressure sensor I and pressure sensor II are equal
It is electrically connected with the controller.
Further, water purge control valve, Mei Yigen are equipped between each sparge pipe and water cleaning manifold
Air cleaning control valve, the water purge control valve and the sky are equipped between the air jet pipe and the air cleaning manifold
Gas purge control valve is electrically connected with the controller.
Further, the water cleaning control main valve, air cleaning control main valve, water purge control valve and air cleaning control
Valve uses solenoid directional control valve.
Further, water circulation system is further included, the water circulation system includes detention tank and is arranged on the photovoltaic
Catch basin below component, is connected between the catch basin and the sewage catch basin equipped with collector pipe, and the settlement of sewage
Pond is equipped with the water pump that the clear water after precipitation is evacuated to the cleaning pond.
Further, the water pump is equipped with pump water inlet, and the pump water inlet is equipped with suspension water feed apparatus, described
Suspension water feed apparatus includes the suspension housing being fixedly mounted on the pump water inlet, and the bottom of the suspension housing, which is equipped with, matches somebody with somebody
Pouring weight, and the water inlet of the pump water inlet is equipped with strainer.
Further, the nephelometer being electrically connected with the controller is equipped with the detention tank.
Further, the both sides of the photovoltaic bracket of the cleannes contrast photovoltaic module are respectively equipped with contrast guide rail, described right
Sliding block in contrast is equipped with than guide rail, contrast sparge pipe and contrast air jet pipe are equipped between two contrast sliding blocks, it is described
The contrast water spray seam of the cleannes contrast photovoltaic module jet cleaning water, the contrast jet are provided with contrast sparge pipe
The contrast jet seam of the cleannes contrast photovoltaic module injection air is provided with pipe.
Further, it is described contrast water spray seam injection high pressure water and the cleannes contrast photovoltaic module between angle,
And the pressure-air of the contrast jet seam injection is equal with the angle between cleannes contrast photovoltaic module, and it is
20-40°。
Further, the angle between the high pressure water of the water spray seam injection and the photovoltaic module and the jet are stitched
Angle between the pressure-air of injection and the photovoltaic module is equal, and for 20-40 °；The sparge pipe is cleaned with the water
Hose is equipped between manifold and between the air jet pipe and the air cleaning manifold.
Further, the pressure pipe is equipped with cock of water drain, and the air pipe is equipped with air escape cock；The high pressure
Check valve I is equipped between water pump and equal pressure pipe, check valve II is equipped between the air compressor and equal air pipe.
The beneficial effects of the present invention are：
1st, there is provided water rinse-system and air cleaning system, first with water rinse-system by photovoltaic module when cleaning
Clean up, then recycle air cleaning system to dry up photovoltaic module, so can both purge and clean to avoid independent air
Caused by dust leave polishing scratch on photovoltaic module surface, but also water droplet is left on photovoltaic module after being cleaned to avoid water
Easily the problem of viscous dust.
2nd, photovoltaic module is grouped cleaning, is held by water rinse-system and air cleaning system using classification packet control
Easily realize the control of cleaning pressure；So as to ensure cleaning hydraulic pressure and air pressure will not because pipe network is excessive and occur pressure decline and
The problems such as pressure transmission is delayed.
The 3rd, water spray seam and jet seam are set respectively on sparge pipe and air jet pipe, with the existing technology for setting multiple nozzles
Compare, structure is simpler, cost is lower, and can effectively improve the injection uniformity of water and air, improves cleaning performance.
4th, by setting automatic cleaning control system, bright and clean photovoltaic group is contrasted using photovoltaic module cleannes sensor
Part unit area output and the unit area output of each group photovoltaic module to be cleaned contrast, to be cleaned to judge
Each group photovoltaic module caused by dust accretions generated energy decline degree, then formulate corresponding cleaning plan, realization is pressed
Plan the purpose of cleaning (cleaning cost is higher, if generated energy change is little before and after cleaning, does not just have economic benefit).
5th, by setting water circulation system, sewage that can be after recovery and rinsing and rainwater is received, so, it is possible effectively save
With water, cost is reduced；By setting nephelometer in detention tank, and suspension water feed apparatus, Neng Gouyou are set on water pump
Effect avoids dirty water being evacuated in cleaning pond.
Brief description of the drawings
In order to make the purpose of the present invention, technical solution and beneficial effect clearer, the present invention provides drawings described below and carries out
Explanation：
Fig. 1 is the structure diagram of photovoltaic module automatic cleaning system embodiment of the present invention；
Fig. 2 is the structure diagram of wiper mechanism；
Structure diagrams of the Fig. 3 between high-pressure water jet direction and pressure-air injection direction and photovoltaic module；
Fig. 4 is the structure diagram of suspension water feed apparatus；
Fig. 5 is the structure principle chart of photovoltaic module cleannes sensor；
Fig. 6 is the functional block diagram of automatic cleaning control system.
Description of reference numerals：
1- cleans pond；The equal pressure pipes of 2-；3- connecting tubes；4- high-pressure hydraulic pumps；5- air compressors；The equal air pipes of 6-；7-
Water cleans manifold；8- air cleanings manifold；9- water cleaning control main valves；10- air cleanings control main valve；11- photovoltaic modulies；
12- photovoltaic brackets；13- guide rails；14- sliding blocks；15- sparge pipes；16- air jet pipes；17- water purge control valves；18- air cleaning controls
Valve processed；19- cock of water drain；20- air escape cockes；21- check valves I；22- check valves II；23- controllers；24- pressure sensors
Ⅰ；25- pressure sensors II；26- cleannes contrast photovoltaic module；27- data collectors；28- high-pressure hydraulic pump control circuits；
29- compressor Control Cprants；30- driving mechanisms control circuits；31- contrasts guide rail；32- contrasts sliding block；33- contrasts sparge pipe；
34- contrasts air jet pipe；35- detention tanks；36- catch basins；37- collector pipes；38- water pumps；39- pump water inlets；40- hangs
Floating water feed apparatus；41- suspension housings；42- clump weights；43- strainers；44- nephelometers；45- hoses.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, the structure diagram for photovoltaic module automatic cleaning system embodiment of the present invention.The light of the present embodiment
Lie prostrate component automatic cleaning system, including water rinse-system, air cleaning system and the multiple photovoltaic cleaning units being set up in parallel.Water
Rinse-system includes cleaning pond 1 and equal pressure pipe 2, and the connecting tube 3 cleaned between pond 1 and pressure pipe 2 is equipped with high pressure
Water pump 4.Air cleaning system includes air compressor 5 and the equal air pipe 6 being connected with air compressor 5.
The photovoltaic cleaning unit of the present embodiment include the water that is connected with equal pressure pipe 2 clean manifold 7 and with equal 6 phase of air pipe
Air cleaning manifold 8 even.Water cleaning manifold 7 is equipped with water cleaning control main valve 9, and it is clear that air cleaning manifold 8 is equipped with air
Wash control main valve 10.And photovoltaic cleaning unit further includes the wiper mechanism being set up in parallel.The wiper mechanism of the present embodiment includes dividing
Two guide rails 13 on the photovoltaic bracket 12 of 11 both sides of photovoltaic module are not correspondingly arranged at, are respectively equipped with two guide rails 13
The sliding block 14 being slidably matched with it, the sparge pipe 15 and air jet pipe for being respectively positioned on the top of photovoltaic module 11 are set between two sliding blocks 14
16, the water spray seam that photovoltaic module 11 sprays high pressure water is provided with sparge pipe 15, photovoltaic module is provided with air jet pipe 16
The jet seam of 11 injection pressure-airs.Sparge pipe 15 is connected with water cleaning manifold 7, and air jet pipe 16 is connected with air cleaning manifold 8.
Photovoltaic bracket 12, which is equipped with, to be used to drive sliding block 14 to slide along guide rail 13 and make sparge pipe 15 and air jet pipe 16 in photovoltaic module
The driving mechanism that 11 tops move reciprocatingly.The driving mechanism of the present embodiment uses Electronic control, and power set use motor.
Specifically, water purge control valve 17 is equipped between each sparge pipe 15 and water the cleaning manifold 7 of the present embodiment,
Air cleaning control valve 18 is equipped between each air jet pipe 16 and air cleaning manifold 8, in this way, can be achieved for single
Photovoltaic module 11 implements cleaning.The water cleaning control main valve 9, air cleaning control main valve 10, water purge control valve of the present embodiment
17 and air cleaning control valve 18 use solenoid directional control valve.Folder between the high pressure water and photovoltaic module 11 of water spray seam injection
The pressure-air of angle and jet seam injection is equal with the angle between photovoltaic module 11, and is 20-40 °, the spray of the present embodiment
Pressure-air and the photovoltaic module 11 of angle and jet seam injection between the high pressure water and photovoltaic module 11 of water seam injection it
Between angle be 30 °.Equal pressure pipe 2 is equipped with cock of water drain 19, and equal air pipe 6 is equipped with air escape cock 20, cock of water drain
19 and air escape cock 20 be used for maintenance when discharge water and deflate, easy access safeguard.Set between high-pressure hydraulic pump 4 and pressure pipe 2
There is check valve I 21, check valve II 22 is equipped between air compressor 5 and air pipe 6.Sparge pipe 15 and water cleaning manifold 7 it
Between and the air jet pipe 16 and the air cleaning manifold 8 between be equipped with hose 45, can be kept when sliding block 14 moves
Connection.The both ends of the guide rail 13 of the present embodiment are additionally provided with limiting device.
The photovoltaic module automatic cleaning system of the present embodiment further includes automatic cleaning control system, automatic cleaning control system
Including controller 23, the pressure sensor I 24 being arranged in equal pressure pipe 2, the pressure sensor II being arranged in equal air pipe 6
25 and photovoltaic module cleannes sensor.The photovoltaic module cleannes sensor of the present embodiment includes remaining clean conditions
Cleannes contrast photovoltaic module 26 and the data collector 27 being electrically connected with controller 23, and data collector 27 gathers cleaning respectively
The unit area output of degree contrast photovoltaic module 26 and the unit plane of the photovoltaic module 11 in each photovoltaic cleaning unit
Accumulate output power and by the data transfer of collection to controller 23, controller 23 is powered on to be connected with and is electrically connected with high-pressure hydraulic pump 4
Connect and be used to control the high-pressure hydraulic pump control circuit 28 of high-pressure hydraulic pump 4, be electrically connected with air compressor 5 and for controlling air pressure
The compressor Control Cprant 29 of contracting machine 5 and the drive for being electrically connected and be used to controlling driving mechanism to act with the power set of driving mechanism
Dynamic mechanism control circuit 30.Water cleaning control main valve 9, air cleaning control main valve 10, water purge control valve 17, air cleaning control
Valve 18, pressure sensor I 24 and pressure sensor II 25 processed are electrically connected with the controller.Controller 23 is according to the data received
The data of collector, and then judge whether each group of photovoltaic module 11 needs to clean, and then formulate corresponding cleaning plan and press group
Clean photovoltaic module 11.
Specifically, the both sides of the photovoltaic bracket of the cleannes contrast photovoltaic module of the present embodiment are respectively equipped with contrast guide rail
31, contrast guide rail 31 is equipped with sliding block 32 in contrast, is equipped with contrast sparge pipe 33 between two contrast sliding blocks 32 and contrast is sprayed
Tracheae 34, contrasts the contrast water spray seam that cleannes contrast 26 jet cleaning water of photovoltaic module is provided with sparge pipe 33, contrast
The contrast jet seam that cleannes contrast photovoltaic module 26 sprays air is provided with air jet pipe 34.And contrast water spray seam injection
High pressure water and cleannes contrast photovoltaic module 26 between angle and contrast jet seam injection pressure-air and cleaning
Angle between degree contrast photovoltaic module 26 is equal, and for 20-40 °, the high pressure water of the contrast water spray seam injection of the present embodiment with
The pressure-air and cleannes contrast photovoltaic group of angle and contrast jet seam injection between cleannes contrast photovoltaic module 26
Angle between part 26 is 30 °.Single high-pressure hydraulic pump is connected with contrast sparge pipe 33 or is connected with equal pressure pipe 2,
Single air compressor is also connected with contrast air jet pipe 34 or is connected with equal air pipe 6, and cleannes are contrasted daily
Photovoltaic module 26 is cleaned, and keeps the cleannes of cleannes contrast photovoltaic module 26.
Further, the photovoltaic module automatic cleaning system of the present embodiment further includes water circulation system, and water circulation system includes
Detention tank 35 and the catch basin 36 for being arranged on the lower section of photovoltaic module 11, are equipped with collection between catch basin 36 and sewage catch basin 35
Water pipe 37 is connected, and detention tank 35 is equipped with the water pump 38 that the clear water after precipitation is evacuated to cleaning pond.The present embodiment
Water pump 38 is equipped with pump water inlet 39, and pump water inlet 39 is equipped with suspension water feed apparatus 40, and suspension water feed apparatus 40 includes
The suspension housing 41 being fixedly mounted on pump water inlet 39, the bottom of suspension housing 41 are equipped with clump weight 42, and water feeding of water pump
The water inlet of pipe 39 is equipped with strainer 43.The suspension housing 41 of the present embodiment is in up big and down small vertebral body structure, it can be ensured that outstanding
Floating water feed apparatus 40 can suspend in water.And it is equipped with what is be electrically connected with controller 23 in the detention tank 35 of the present embodiment
Nephelometer 44.Specifically, automatic cleaning control system further includes the water pump control circuit being electrically connected with controller 23, water pump control
Circuit is electrically connected the control realized to water pump 38 with water pump 38.By setting water circulation system, sewage that can be after recovery and rinsing
With receive rainwater, so, it is possible it is effectively save use water, reduce cost.By setting nephelometer in detention tank, and in water
Suspension water feed apparatus is set on pump, can effectively avoid dirty water being evacuated in cleaning pond.
The photovoltaic module automatic cleaning system of the present embodiment, by set water rinse-system, air cleaning system and side by side
The multiple photovoltaic cleaning units set, are cleaned, energy respectively in this way, the photovoltaic module of photovoltaic plant can be divided into multiple groups
The cleaning gentle pressure of hydraulic pressure is enough effectively ensured；Photovoltaic module is cleaned up first with water rinse-system when cleaning, then again
Photovoltaic module is dried up using air cleaning system, dust is in light caused by so both can purging cleaning to avoid independent air
Volt assembly surface leaves polishing scratch, but also water droplet is left on photovoltaic module after being cleaned to avoid water and easily glues asking for dust
Topic.By setting automatic cleaning control system, bright and clean photovoltaic module unit is contrasted using photovoltaic module cleannes sensor
Area output power and the unit area output of each group photovoltaic module to be cleaned contrast, to judge each group to be cleaned
Photovoltaic module generated energy caused by dust accretions declines degree, then formulates corresponding cleaning plan, realizes clear according to plan
The purpose washed (cleaning cost is higher, if generated energy change is little before and after cleaning, does not just have economic benefit).
The working method of the photovoltaic module automatic cleaning system of the present embodiment is as follows：
The unit clean degree information that the photovoltaic module cleannes sensor of monitoring display in real time of controller 23 detects, and according to
Setting value (or manually determine and control) starts photovoltaic module cleaning system.
Controller 23 controls high-pressure hydraulic pump 4 and air compressor 5 to start, and according to pressure sensor I 24；Pressure sensor
The pressure signal of II 25 outputs, by the hydraulic pressure in equal pressure pipe and equal air pipe and pressure control in setting range, (pressure surpasses
High-pressure hydraulic pump (air compressor) is closed when crossing upper threshold value, when pressure is less than lower threshold value, opening high-pressure hydraulic pump, (air compresses
Machine))；
Controller 23 controls one of which water cleaning control main valve 9 and air cleaning to control main valve according to advance packet
10, while the group controls the movement (being first moved to top from component bottom) of sliding block 14 in cleaning unit, is then turned on water cleaning
Control valve 17 and air cleaning control valve 18, and the movement (being moved to bottom at the top of from component) of control slide block 14, cleaning is completed
Rear slider 14 rests on component bottom, followed by the cleaning of next group of component.
Water circulation system gathers the sewage after cleaning when cleaning and collects rainwater on rainy day, and is stored into dirt
Precipitated in pond, controller judges whether to complete precipitation by the signal that the nephelometer in cesspool exports, and controls water pump 38
Water is extracted into cleaning pond.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is subject to claims.
Claims (10)
- A kind of 1. photovoltaic module automatic cleaning system, it is characterised in that：Set including water rinse-system, air cleaning system and side by side The multiple photovoltaic cleaning units put；The water rinse-system includes cleaning pond and equal pressure pipe, the cleaning pond and described Connecting tube between equal pressure pipe is equipped with high-pressure hydraulic pump；The air cleaning system include air compressor and with the air The equal air pipe that compressor is connected；The photovoltaic cleaning unit includes what is be connected with the water cleaning manifold that pressure pipe is connected described and with the air pipe Air cleaning manifold；The water cleaning manifold is equipped with water cleaning control main valve, and it is clear that the air cleaning manifold is equipped with air Wash control main valve；And the photovoltaic cleaning unit further includes the wiper mechanism being set up in parallel；The wiper mechanism includes being correspondingly arranged at two guide rails on the photovoltaic bracket of photovoltaic module both sides respectively, two The sliding block being slidably matched with it is respectively equipped with the guide rail, sets and is respectively positioned on the photovoltaic module between two sliding blocks The sparge pipe and air jet pipe of side, the water spray seam of the photovoltaic module injection high pressure water, the spray are provided with the sparge pipe The jet seam of the photovoltaic module injection pressure-air is provided with tracheae；The sparge pipe cleans manifold phases with the water Even, the air jet pipe is connected with the air cleaning manifold；The photovoltaic bracket, which is equipped with, to be used to drive the sliding block along institute State the driving mechanism that guide rail slides and make the sparge pipe and air jet pipe to move reciprocatingly above the photovoltaic module；Automatic cleaning control system is further included, the automatic cleaning control system includes controller, is arranged on the equal pressure pipe Interior pressure sensor I, the pressure sensor II and photovoltaic module cleannes sensor being arranged in equal air pipe, the photovoltaic Unit clean degree sensor includes the cleannes contrast photovoltaic module for remaining clean conditions and is electrically connected with the controller Data collector, the data collector gather respectively the unit area output of cleannes contrast photovoltaic module with And the photovoltaic module in each photovoltaic cleaning unit unit area output and by the data transfer of collection to described In controller, the controller powers on the height for being connected with and being electrically connected with the high-pressure hydraulic pump and being used to control the high-pressure hydraulic pump Water pump control circuit, be electrically connected and be used for the compressor Control Cprant for controlling the air compressor with the air compressor The driving mechanisms control circuit for controlling the driving mechanism action is electrically connected and is used for the power set with the driving mechanism； The water cleaning control main valve, air cleaning control main valve, the pressure sensor I and pressure sensor II with it is described Controller is electrically connected.
- 2. photovoltaic module automatic cleaning system according to claim 1, it is characterised in that：The each sparge pipe and institute State between water cleans manifold and be equipped with water purge control valve, be all provided between each air jet pipe and the air cleaning manifold There is air purge control valve, the water purge control valve and the air cleaning control valve are electrically connected with the controller.
- 3. photovoltaic module automatic cleaning system according to claim 2, it is characterised in that：The water cleaning control main valve, Air cleaning control main valve, water purge control valve and air cleaning control valve use solenoid directional control valve.
- 4. photovoltaic module automatic cleaning system according to claim 1, it is characterised in that：Water circulation system is further included, institute Stating water circulation system includes detention tank and the catch basin being arranged on below the photovoltaic module, the catch basin and the dirt It is connected between water catch basin equipped with collector pipe, and the detention tank is equipped with the clear water after precipitation being evacuated to the clean water The water pump in pond.
- 5. photovoltaic module automatic cleaning system according to claim 4, it is characterised in that：The water pump be equipped with water pump into Water pipe, the pump water inlet are equipped with suspension water feed apparatus, and the suspension water feed apparatus includes being fixedly mounted on the water pump Suspension housing on water inlet pipe, the bottom of the suspension housing is equipped with clump weight, and the water inlet of the pump water inlet is set There is strainer.
- 6. photovoltaic module automatic cleaning system according to claim 4, it is characterised in that：It is equipped with the detention tank The nephelometer being electrically connected with the controller.
- 7. photovoltaic module automatic cleaning system according to claim 1, it is characterised in that：The cleannes contrast photovoltaic group The both sides of the photovoltaic bracket of part are respectively equipped with contrast guide rail, and the contrast guide rail is equipped with contrast sliding block, and two contrasts are slided Contrast sparge pipe and contrast air jet pipe are equipped between block, the cleannes contrast photovoltaic group is provided with the contrast sparge pipe The contrast water spray of part jet cleaning water stitches, and it is empty that the cleannes contrast photovoltaic module injection is provided with the contrast air jet pipe The contrast jet seam of gas.
- 8. photovoltaic module automatic cleaning system according to claim 7, it is characterised in that：The contrast water spray seam injection Pressure-air and the institute of angle and the contrast jet seam injection between high pressure water and cleannes contrast photovoltaic module The angle stated between cleannes contrast photovoltaic module is equal, and for 20-40 °.
- 9. according to claim 1-8 any one of them photovoltaic module automatic cleaning systems, it is characterised in that：The water spray seam spray Pressure-air and the photovoltaic module of angle and jet seam injection between the high pressure water and the photovoltaic module penetrated Between angle it is equal, and for 20-40 °；The sparge pipe and the water cleaning manifold between and the air jet pipe with it is described Hose is equipped between air cleaning manifold.
- 10. photovoltaic module automatic cleaning system according to claim 1, it is characterised in that：The pressure pipe is equipped with Cock of water drain, the air pipe are equipped with air escape cock；Check valve I, institute are equipped between the high-pressure hydraulic pump and equal pressure pipe State and check valve II is equipped between air compressor and equal air pipe.
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| CN201610361983.0A CN106256450B (en) | 2016-05-26 | 2016-05-26 | Photovoltaic module automatic cleaning system |
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| CN201610361983.0A CN106256450B (en) | 2016-05-26 | 2016-05-26 | Photovoltaic module automatic cleaning system |
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| CN106623196B (en) * | 2016-12-29 | 2019-11-01 | 重庆星格泵业集团有限公司 | A kind of high-pressure cleaning device |
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| CN106944395B (en) * | 2017-04-27 | 2023-05-26 | 浙江科技学院 | Automatic cleaning device and cleaning method for solar photovoltaic surface |
| CN107224795A (en) * | 2017-06-19 | 2017-10-03 | 珠海格力电器股份有限公司 | Automatic cleaning device |
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| WO2019111281A1 (en) * | 2017-12-07 | 2019-06-13 | Jain Suchin | Waterless system for cleaning solar panels |
| CN108838143A (en) * | 2018-07-20 | 2018-11-20 | 南京骁科信息科技有限公司 | A kind of new-energy automobile solar battery cleaning apparatus for self |
| CN108838142A (en) * | 2018-07-20 | 2018-11-20 | 南京骁科信息科技有限公司 | New-energy automobile solar battery cleaning apparatus for self |
| CN110942867B (en) * | 2019-11-12 | 2021-05-28 | 安徽怡和电缆有限公司 | Cleaning processing line applied to photovoltaic power generation cable recovery |
| CN113289964B (en) * | 2021-05-28 | 2023-06-02 | 无锡尚德太阳能电力有限公司 | Intelligent cleaning system for photovoltaic power station |
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