CN106694499B - Ultrasonic vibration solar cell panel dust collector - Google Patents
Ultrasonic vibration solar cell panel dust collector Download PDFInfo
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- CN106694499B CN106694499B CN201710064695.3A CN201710064695A CN106694499B CN 106694499 B CN106694499 B CN 106694499B CN 201710064695 A CN201710064695 A CN 201710064695A CN 106694499 B CN106694499 B CN 106694499B
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- 239000000428 dust Substances 0.000 title claims abstract description 70
- 239000002245 particle Substances 0.000 claims description 19
- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- MGRWKWACZDFZJT-UHFFFAOYSA-N molybdenum tungsten Chemical compound [Mo].[W] MGRWKWACZDFZJT-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
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- 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
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- 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
- B08B7/026—Using sound waves
- B08B7/028—Using ultrasounds
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to a dust removal device for an ultrasonic vibration solar cell panel, which is characterized by comprising a bracket, a wind speed sensor fixing plate, a wind direction sensor fixing plate, a wind speed sensor, a wind direction sensor, a rotating shaft, an ultrasonic transducer and a control module, wherein the bracket is arranged on the bracket; the wind speed sensor is used for measuring wind speed, the wind direction sensor is used for measuring wind direction, and the ultrasonic transducer is used for generating ultrasonic waves; the control module is arranged on the bracket and is used for controlling the whole dust removal device to work; the bottom of the bracket is fixed on the ground, and the upper part of the bracket is connected with the lower surface of the solar cell panel through a rotating shaft; the wind speed sensor is fixedly arranged on the upper surface of the bottom of the support through a wind speed sensor fixing piece, and the wind direction sensor is fixedly arranged on the upper surface of the bottom of the support through a wind direction sensor fixing piece; the ultrasonic transducer is installed on the back of the solar cell panel through the ultrasonic transducer fixing sheet.
Description
Technical Field
The invention relates to the technical field of solar cell panel dust removal, in particular to an ultrasonic vibration solar cell panel dust removal device.
Background
At present, solar panels are applied to more and more places, which are generally exposed in the air, and dust inevitably falls on the places, which leads to great reduction of solar energy conversion efficiency, so that dust removal is particularly important.
There are many automatic dust removal devices in the aspect of removing dust to solar cell panel, chinese patent with application number 2012104918028 discloses a photovoltaic cell panel dust removal device based on ultrasonic motor, the device sets up outer frame around photovoltaic cell panel, this outer frame is formed by two guide rails and frame connecting rod connection, set up the slide bar between two guide rails, slide bar one end is equipped with the ultrasonic motor of being connected with first guide rail, the other end is equipped with the slider that links to each other with the second guide rail, the slide bar sets up the cleaning brush on the whole, thereby brush hair through the cleaning brush and photovoltaic cell panel smooth surface contact, thereby utilize the cleaning brush to realize the dust removal to solar cell panel surface at solar cell panel surface motion. The device has the defects that the structure is complex, devices such as the frame, the guide rail, the cleaning brush and the like are arranged around the solar cell panel, the normal work of the solar cell panel is influenced, and more energy is wasted.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problem of providing the ultrasonic vibration solar cell panel dust removal device. The device utilizes ultrasonic transducer to realize the dust removal to solar cell panel through natural wind, and clean effect is better, simple structure, and the power consumption is few, and it is more convenient to use.
The technical scheme adopted by the invention for solving the technical problems is that the invention provides the ultrasonic vibration solar cell panel dust removal device which is characterized by comprising a bracket, a wind speed sensor fixing sheet, a wind direction sensor fixing sheet, a wind speed sensor, a wind direction sensor, a rotating shaft, an ultrasonic transducer and a control module; the wind speed sensor is used for measuring wind speed, the wind direction sensor is used for measuring wind direction, and the ultrasonic transducer is used for generating ultrasonic waves; the control module is arranged on the bracket and is used for controlling the whole dust removal device to work;
the bottom of the bracket is fixed on the ground, and the upper part of the bracket is connected with the lower surface of the solar cell panel through a rotating shaft; the wind speed sensor is fixedly arranged on the upper surface of the bottom of the support through a wind speed sensor fixing piece, and the wind direction sensor is fixedly arranged on the upper surface of the bottom of the support through a wind direction sensor fixing piece; the ultrasonic transducer is arranged on the back surface of the solar cell panel through the ultrasonic transducer fixing sheet;
the control module comprises a singlechip, a power supply, an external expansion storage chip, a time chip, a liquid crystal display screen and a key; the single chip microcomputer is respectively connected with the power supply, the external expansion storage chip, the time chip, the liquid crystal display screen and the keys; the power supply is responsible for supplying power to the control module; the input end of the single chip microcomputer is also connected with the wind speed sensor and the wind direction sensor, and the output end of the single chip microcomputer is respectively connected with the ultrasonic transducer and the motor on the rotating shaft.
Compared with the prior art, the invention has the beneficial effects that:
1) The device provided by the invention utilizes the wind speed sensor and the wind direction sensor to detect the wind speed and the wind direction at night, when the wind speed and the wind direction both meet corresponding requirements, the ultrasonic transducer starts to work, so that dust on the solar cell panel is gathered, small particles are changed into larger particles, and the dust is blown away by wind, thereby achieving the effect of removing dust for the solar cell panel.
2) According to the invention, the mode that the ultrasonic transducer emits ultrasonic waves to control the solar cell panel to vibrate is adopted, so that fine dust on the solar cell panel is gathered into large particles from small particles, the dust can be removed more easily, and the dust removal effect can be greatly improved.
3) Ultrasonic transducer links to each other with solar cell panel's the back, makes solar cell panel remove dust evening, can not influence solar cell panel at daytime's normal work simultaneously, because dust removal effect at night, more can improve solar cell panel daytime's work efficiency, is favorable to improving solar cell panel's conversion efficiency.
4) The device mechanical structure is simple, and the cost of manufacture is low, only utilizes several sensors and ultrasonic transducer, does not use large-scale apparatus, has saved manpower and material resources, improves dust removal effect greatly, is showing the work efficiency who improves solar cell panel, has solved because the dust influence leads to the conversion inefficiency, and surface temperature is high, and the problem of short-lived is more suitable for and popularizes and applies.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of a dust removing device for an ultrasonic vibration solar cell panel according to the present invention;
FIG. 2 is a block diagram of a control module of an embodiment of a dust removing apparatus for an ultrasonic vibration solar panel according to the present invention;
in the figure, a support 1, a solar cell panel 2, an air velocity transducer fixing sheet 3, an air velocity transducer fixing sheet 4, an air velocity transducer 5, an air velocity transducer 6, a rotating shaft 7, an ultrasonic transducer 8, a control module 9, a singlechip 9.1, a power supply 9.2, an external expansion storage chip 9.3, a time chip 9.4, a liquid crystal display 9.5 and a key 9.6 are arranged.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the appended claims.
The ultrasonic vibration solar cell panel dust removal device (referred to as a device for short, see fig. 1-2) comprises a support 1, a wind speed sensor fixing piece 3, a wind direction sensor fixing piece 4, a wind speed sensor 5, a wind direction sensor 6, a rotating shaft 7, an ultrasonic transducer 8 and a control module 9; the wind speed sensor 5 is used for measuring wind speed, the wind direction sensor 3 is used for measuring wind direction, and the ultrasonic transducer is used for generating ultrasonic waves; the control module is arranged on the bracket 1, and the control module 9 is used for controlling the whole dust removal device to work;
the bottom of the bracket 1 is fixed on the ground, and the upper part of the bracket is connected with the lower surface of the solar cell panel 2 through a rotating shaft 7; the wind speed sensor 5 is fixedly arranged on the upper surface of the bottom of the bracket through the wind speed sensor fixing piece 3, and the wind direction sensor 6 is fixedly arranged on the upper surface of the bottom of the bracket through the wind direction sensor fixing piece 4, so that the real-time measurement of the wind speed and the wind direction is facilitated; the ultrasonic transducer 8 is arranged on the back surface of the solar cell panel 2 through an ultrasonic transducer fixing sheet;
the control module 9 comprises a singlechip 9.1, a power supply 9.2, an external expansion memory chip 9.3, a time chip 9.4, a liquid crystal display 9.5 and a key 9.6; the single chip microcomputer 9.1 is respectively connected with a power supply 9.2, an external expansion storage chip 9.3, a time chip 9.4, a liquid crystal display 9.5 and a key 9.6; the power supply 9.2 is responsible for supplying power to the control module 9; the input end of the single chip microcomputer is further connected with the wind speed sensor 5 and the wind direction sensor 6, and the output end of the single chip microcomputer is respectively connected with the ultrasonic transducer 8 and the motor on the rotating shaft 7.
The number of the ultrasonic transducers 8 is 2-4, the corresponding dust removal speed can be increased along with the increase of the number of the ultrasonic transducers, the cost can also be increased, the number of the ultrasonic transducers is set according to actual needs, the ultrasonic transducers are installed at the center of the back of the solar cell panel when the number of the ultrasonic transducers is 1, and the ultrasonic transducers are uniformly arranged at the back of the solar cell panel when the number of the ultrasonic transducers is 2-4.
The singlechip 9.1 reads the current time from the time chip 9.4 and stores the time data into the external memory chip 9.3; the liquid crystal display screen 9.5 can display information such as current wind speed, wind direction and the like, the key 9.6 can be used for adjusting related display information, and when the device has problems, a problem source can be detected by changing parameters. The external storage chip is used for storing relevant working information such as time, wind speed and wind direction and preventing data loss.
The single chip microcomputer 9.1 is an STC89C51 type single chip microcomputer; the external expansion memory chip 9.3 is an AT24C02 chip; the time chip 9.4 is a DS1302 chip; the power supply 9.2 is a 5V direct-current power supply, the model of the liquid crystal display screen is LCD12864, and the model of the wind direction sensor is FX-V1-16; the model of the wind speed sensor is FS-M-30; the model of the ultrasonic transducer is DHC-2000.
The bracket 1 has a structure which can enable the solar panel to follow the sunlight, the used materials are titanium alloy, tungsten-molybdenum, low-carbon alloy steel and the like, different materials are selected to hardly affect the dust removal effect, the structure which can enable the solar panel to follow the sunlight can adopt the prior art, and the bracket is a supporting structure of the whole device.
The control flow of the single chip microcomputer is as follows: firstly, a control module 9 of the device is started, the device is initialized, the single chip microcomputer judges whether the time is in the evening or in the daytime according to the time provided by a time chip 9.4, if the time is in the evening, a dust removal mode is entered, namely, dust removal work is carried out in the evening, an external expansion storage chip 9.3 stores time data, then the single chip microcomputer collects the wind speed measured by a wind speed sensor, when the wind speed reaches the speed (not less than 5.5 m/s) capable of blowing away large dust (50 microns to 500 microns), the wind direction measured by a wind direction sensor 6 is collected, the current wind direction and the current wind speed are displayed on a liquid crystal display screen through data output by the single chip microcomputer, and meanwhile, the single chip microcomputer controls a motor on a rotating shaft to rotate, so that the rotating shaft adjusts the angle between a solar cell panel and the wind, and the device is adjusted to be the best stress angle; after the wind speed and the stress angle meet the requirements, the single chip starts the ultrasonic transducer to start dust removal; the working time of dust removal is set through the singlechip, and after the dust removal is finished, the device stops working.
The working principle and the process of the ultrasonic vibration solar cell panel dust removal device are as follows: firstly, judging whether the single chip microcomputer is in a dust removal mode, if so, measuring the wind speed through a wind speed sensor, and removing dust when the wind speed is not less than 5.5 m/s; at the moment, the wind direction is measured through the wind direction sensor, the rotation of the rotating shaft is controlled through the single chip microcomputer, the solar cell panel is adjusted to rotate, when the solar cell panel and the wind blowing direction form a 45-degree angle, the ultrasonic transducer starts to work, because small particle dust (with the particle size of less than 50 micrometers) has strong adhesion, high density and other properties, the small particle dust is not easy to blow away by wind, the ultrasonic transducer is used for transmitting ultrasonic waves, the solar cell panel generates strong mechanical vibration, particles adsorbed on the solar cell panel have large displacement amplitude, the dust can be suspended on the solar cell panel, the adhesive force of the dust can be greatly reduced, and large wind speed (not less than 5.5 m/s) is combined, the particle dust with the particle size of 1-500 micrometers can be easily blown away by directly utilizing natural wind, the purpose of utilizing the ultrasonic wave for dust removal is achieved, the range of the removed dust particles is greatly enlarged, and the removing effect is better. If the wind speed is not enough, the ultrasonic transducer does not work.
The device is suitable for being applied to areas which lack water resources but have more wind resources in northwest, the device directly utilizes natural wind, when the wind speed of the natural wind is higher, particles with smaller volume and higher viscosity can be removed, and the dust removal effect is better.
The components related to the invention can be obtained commercially.
Nothing in this specification is said to apply to the prior art.
Claims (3)
1. A dust removal device for an ultrasonic vibration solar cell panel is characterized by comprising a support, a wind speed sensor fixing plate, a wind direction sensor fixing plate, a wind speed sensor, a wind direction sensor, a rotating shaft, an ultrasonic transducer and a control module; the wind speed sensor is used for measuring wind speed, the wind direction sensor is used for measuring wind direction, and the ultrasonic transducer is used for generating ultrasonic waves; the control module is arranged on the bracket and is used for controlling the whole dust removal device to work;
the bottom of the bracket is fixed on the ground, and the upper part of the bracket is connected with the lower surface of the solar cell panel through a rotating shaft; the wind speed sensor is fixedly arranged on the upper surface of the bottom of the support through a wind speed sensor fixing piece, and the wind direction sensor is fixedly arranged on the upper surface of the bottom of the support through a wind direction sensor fixing piece; the ultrasonic transducer is arranged on the back surface of the solar cell panel through the ultrasonic transducer fixing sheet;
the control module comprises a singlechip, a power supply, an external expansion storage chip, a time chip, a liquid crystal display screen and a key; the single chip microcomputer is respectively connected with the power supply, the external expansion storage chip, the time chip, the liquid crystal display screen and the keys; the power supply is responsible for supplying power to the control module; the input end of the single chip microcomputer is also connected with the wind speed sensor and the wind direction sensor, and the output end of the single chip microcomputer is respectively connected with the ultrasonic transducer and the motor on the rotating shaft;
the control flow of the single chip microcomputer is as follows: firstly, a control module of the device is started, the device is initialized, the single chip microcomputer judges whether the time is night or day according to the time provided by the time chip, if so, a dust removal mode is entered, namely, dust removal work is carried out at night, the external expansion storage chip stores the time data, then the single chip microcomputer collects the wind speed measured by the wind speed sensor, when the wind speed is not less than 5.5m/s, the wind direction measured by the wind direction sensor is collected, the current wind direction and the current wind speed are displayed on a liquid crystal display screen through the output data of the single chip microcomputer, and meanwhile, the single chip microcomputer controls a motor on a rotating shaft to rotate, so that the device is adjusted to be the best stress angle; after the wind speed and the stress angle meet the requirements, the single chip starts the ultrasonic transducer to start dust removal; the working time of dust removal is set through the single chip microcomputer, and the device stops working after dust removal is finished;
the working principle and the process of the ultrasonic vibration solar cell panel dust removal device are as follows: firstly, judging whether the wind speed is in a dust removal mode or not through a single chip microcomputer, if so, measuring the wind speed through a wind speed sensor, and removing dust when the wind speed is not less than 5.5 m/s; the wind direction is measured by the wind direction sensor, the rotation of the rotating shaft is controlled by the single chip microcomputer, the solar panel is adjusted to rotate, when the angle between the solar panel and the wind blowing direction is 45 degrees, the ultrasonic transducer starts to work, and the small-particle dust is 50 micrometers or less in particle size, has strong adhesion, high density and the like, and is not easy to blow away by the wind, so that the ultrasonic transducer is used for transmitting ultrasonic waves, the solar panel generates strong mechanical vibration, particles adsorbed on the solar panel have large displacement amplitude, the dust can be suspended on the solar panel, the viscosity of the dust can be greatly reduced, and the large wind speed is combined, is not less than 5.5m/s, the particle dust with the particle size of 1-500 micrometers can be easily blown away by directly utilizing natural wind, the aim of removing dust by utilizing the ultrasonic waves is achieved, the range of the removed dust particles is greatly enlarged, and the removing effect is better; if the wind speed is not enough, the ultrasonic transducer does not work;
adopt ultrasonic transducer transmission ultrasonic wave control to make solar cell panel carry out the mode that vibrates, make the tiny dust on the solar cell panel be the large granule by the tiny particle gathering, be favorable to the dust to get rid of more, and can improve the effect of removing dust by a wide margin.
2. The ultrasonic vibration solar panel dust removal device of claim 1, wherein the number of ultrasonic transducers is 2-4.
3. The ultrasonic vibration solar panel dust removal device of claim 1, wherein the single chip microcomputer is a STC89C51 type single chip microcomputer; the external expansion memory chip is an AT24C02 chip; the time chip is a DS1302 chip; the power supply is a 5V direct-current power supply, the model of the liquid crystal display screen is LCD12864, and the model of the wind direction sensor is FX-V1-16; the model of the wind speed sensor is FS-M-30; the model of the ultrasonic transducer is DHC-2000.
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JP7092479B2 (en) * | 2017-09-21 | 2022-06-28 | 株式会社ディスコ | How to install the solar panel |
CN107800374B (en) * | 2017-11-27 | 2023-09-12 | 深圳华源技术实业有限公司 | Automatic dust removing method and system for solar charging pile |
CN111398623B (en) * | 2019-03-01 | 2022-06-28 | 上海电机学院 | Intelligent wind speed detection system |
CN113650812A (en) * | 2021-07-22 | 2021-11-16 | 中国人民解放军国防科技大学 | Solar energy sailboard dust pelletizing system of mars detector |
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US9899957B2 (en) * | 2014-04-28 | 2018-02-20 | King Fahd University Of Petroleum And Minerals | Smart dust-cleaner and cooler for solar PV panels |
CN105381993A (en) * | 2015-12-08 | 2016-03-09 | 河海大学常州校区 | Solar photovoltaic board cleaning device based on acoustic surface waves and high-speed airflow and solar photovoltaic board cleaning method |
CN105955318A (en) * | 2016-07-01 | 2016-09-21 | 大连理工高邮研究院有限公司 | Special sensor for wind power and wind direction two-in-one type solar energy tracking bracket |
CN106100563A (en) * | 2016-08-15 | 2016-11-09 | 宁波康宁节能环保工程有限公司 | A kind of solar panels dust arrester |
CN206868782U (en) * | 2017-02-05 | 2018-01-12 | 河北工业大学 | A kind of ultrasonic activation solar panel dust arrester |
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