CN215297172U - Dust monitoring device for solar component - Google Patents
Dust monitoring device for solar component Download PDFInfo
- Publication number
- CN215297172U CN215297172U CN202121391338.6U CN202121391338U CN215297172U CN 215297172 U CN215297172 U CN 215297172U CN 202121391338 U CN202121391338 U CN 202121391338U CN 215297172 U CN215297172 U CN 215297172U
- Authority
- CN
- China
- Prior art keywords
- light
- circuit board
- connecting seat
- core
- main control
- 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.)
- Active
Links
Images
Classifications
-
- 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
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
A solar energy component dust monitoring device comprises a rectangular shell frame, wherein a glass plate and a metal plate which are mutually overlapped are arranged on the front side in the shell frame, the glass plate is positioned on the outer side of the metal plate, a first mounting hole is formed in the metal plate, and a sampling core is mounted on the metal plate; the sampling core comprises a core upper cover, a core lower cover and a connecting seat, the core upper cover is fixed on the metal plate, a through hole is formed in the center of the core upper cover, the core lower cover is detachably connected with the core upper cover, the connecting seat is embedded in the core lower cover, and a light emitting circuit board and a light receiving circuit board which are respectively and electrically connected with the main control module are arranged on the connecting seat; the light emitting circuit board converts the modulated electric signals into optical signals and emits the optical signals to the glass plate, and the light receiving circuit board is used for receiving reflected light, converting the reflected light into electric signals and transmitting the electric signals to the main control module. The device can monitor the pollution condition of the solar module glass in real time, has high sampling precision, and can reflect the vertical distribution condition of dust on the solar panel glass influenced by environmental factors such as fog, gravity and the like more truly.
Description
Technical Field
The utility model relates to a dust monitoring devices, in particular to solar energy component dust monitoring devices.
Background
Pollutants on the glass of the solar component are one of the main problems which rapidly affect the photovoltaic power station, and can reduce the generating efficiency and the cost performance. The dust monitoring system can monitor the pollution condition of the solar assembly glass in real time, and transmits dust related data to the power station management system, so that scientific and accurate data support is provided for establishing a reasonable and efficient cleaning scheme. The pollution rate of the existing dust monitoring system on the solar module glass is calculated through the loss of sunlight by single-point sampling pollutants, the pollution rate is actually influenced by natural environments such as fog and gravity, the vertical distribution of dust on the solar module glass is not uniform, and the single-point sampling is not enough to comprehensively reflect the pollution condition of the solar module glass by the dust.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a solar energy component dust monitoring devices is provided, the pollution condition that can real time monitoring solar energy component glass, the sampling precision is high.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a solar component dust monitoring device comprises a rectangular shell frame, wherein a glass plate and a metal plate which are mutually overlapped are arranged on the front side in the shell frame, the glass plate is positioned on the outer side of the metal plate, a first mounting hole is formed in the metal plate, a sampling core is mounted on the metal plate, and the sampling core is used for collecting dust pollution conditions on the glass plate and transmitting the dust pollution conditions to a main control module;
the sampling core comprises a core upper cover, a core lower cover and a connecting seat, the core upper cover is fixed on the metal plate, a through hole is formed in the center of the core upper cover, the core lower cover is detachably connected with the core upper cover, the connecting seat is embedded in the core lower cover, and a light emitting circuit board and a light receiving circuit board which are respectively and electrically connected with the main control module are arranged on the connecting seat; the light emitting circuit board converts the modulated electric signals into optical signals and emits the optical signals to the glass plate, and the light receiving circuit board is used for receiving reflected light, converting the reflected light into electric signals and transmitting the electric signals to the main control module.
Preferably, the light emitting circuit board and the light receiving circuit board are respectively clamped on the connecting seat in an inclined arrangement through mounting posts arranged on the back of the connecting seat, and light holes are respectively formed in the connecting seat corresponding to the light emitting diodes on the light emitting circuit board and the light sensitive devices on the light receiving circuit board.
Preferably, light guide sleeves are respectively fixed in the connecting seat at the light transmitting holes to eliminate stray light interference.
Preferably, the light emitting circuit board comprises a printed board, and a blue light emitting diode and a triode which are welded on the printed board, and the blue light emitting diode is connected with the signal output end of the main control module through the triode.
Preferably, the light receiving circuit board comprises a printed board, and a blue light photosensor and an operational amplifier which are welded on the printed board, wherein a signal output end of the blue light photosensor is electrically connected with the operational amplifier and is used for monitoring reflected light and converting the reflected light into an electric signal.
As further preferred, be equipped with the reflector at the through-hole department that corresponds directional light emission circuit board on the connecting seat in the through-hole of core upper cover, be equipped with the feedback unthreaded hole corresponding reflector department on the connecting seat, lie in on the connecting seat that one side of the back corresponds feedback unthreaded hole department and still is equipped with the optical feedback circuit board, the signal output part and the light emission circuit board electric connection of optical feedback circuit board for the monitoring feedback light converts the signal of telecommunication into and passes to the light emission circuit board, so that the luminance of adjusting the light emission circuit board.
Preferably, the optical feedback circuit board comprises a printed board, and a blue light photosensor and an operational amplifier which are welded on the printed board.
Preferably, the back of the connecting seat is provided with light filters corresponding to the inner ends of the light transmitting hole and the feedback light hole of the light emitting circuit board respectively, and the light filters are used for eliminating the influence of natural light and other stray light on sampling.
Preferably, the main control module comprises a metal shell, a main control circuit board is arranged in the metal shell, and aerial plugs are arranged on two sides of the main control circuit board and used for connecting the light emitting circuit board and the light receiving circuit board of the sampling core; the main control circuit board comprises a printed board, a microcontroller chip welded on the printed board and a peripheral circuit of the microcontroller chip.
Preferably, the metal plate is provided with a second mounting hole and a solar panel, and a power output end of the solar panel is electrically connected with the main control module and used for simulating the real working condition of the solar panel in the actual use environment.
The utility model has the advantages that:
because the metal plate is provided with the first mounting hole and the sampling core is mounted, a relatively closed light emitting and receiving space is formed by the sampling core and the glass plate, the modulated electric signal is converted into a light signal by the light emitting circuit board and emitted blue light to the glass plate, the light signal reflected by the glass plate is received by the light receiving circuit board and transmitted to the main control module by utilizing the principle that the higher the pollution rate of the glass by dust is, the stronger the reflectivity of the glass is, and the pollution condition of the dust on the glass can be judged by judging the intensity of the received reflected light by the main control module.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a cross-sectional view of the master control module.
Fig. 5 is a working principle diagram of the present invention.
Fig. 6 is a schematic circuit diagram of the light emitting circuit board.
Fig. 7 is a schematic circuit diagram of the light-receiving circuit board.
Fig. 8 is a circuit schematic of an optical feedback circuit board.
In the figure: a shell frame 1, a sampling core 2, a solar panel 3, a glass plate 4, a metal plate 5, a main control module 6, a core lower cover 7, a core upper cover 8, a connecting seat 9, a feedback light hole 901, a light transmission hole 902, a reflecting piece 10, a light guide sleeve 11, a light filter 12, an optical feedback circuit board 13, an optical receiving circuit board 14, a light emitting circuit board 15, a metal shell 16, a main control circuit board 17 and an aerial plug 18,
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
As shown in fig. 1-3, the utility model relates to a solar module dust monitoring device, which comprises a rectangular casing frame 1, wherein a glass plate 4 and a metal plate 5 which are mutually overlapped are inserted into a clamping groove at the front side in the casing frame 1, the glass plate 4 is positioned at the outer side of the metal plate 5, the single side of the glass plate 4 is frosted, and the frosted surface faces to the sunlight, so as to simulate the effect of the sunlight irradiating the solar module glass; the metal plate 5 is an aluminum plate and has a single-sided printing, and the printing surface thereof is mounted in close contact with the glass plate 4.
Two first mounting holes are symmetrically arranged on the metal plate 5 near two ends, and the sampling cores 2 are respectively mounted on the metal plate for collecting dust pollution on the glass plate 4 and transmitting the dust pollution to the main control module 6.
The sampling core 2 comprises a core upper cover 8, a core lower cover 7 and a connecting seat 9, wherein a positioning clamp edge is arranged at the front end of the core upper cover 8 and is inserted and adhered to the metal plate 5 through the positioning clamp edge, a through hole is formed in the center of the core upper cover 8, the core lower cover 7 is detachably connected with the core upper cover 8 through a screw, and the connecting seat 9 is embedded in the core lower cover 7. A light emitting circuit board 15 and a light receiving circuit board 14 which are respectively electrically connected with the main control module 6 are arranged on the connecting seat 9; the light emitting circuit board 15 converts the modulated electrical signal into an optical signal and emits the optical signal to the glass plate 4, and the light receiving circuit board 14 is used for receiving the reflected light of the glass plate 4, converting the reflected light into an electrical signal and transmitting the electrical signal to the main control module 6. The side wall of the core lower cover 7 is provided with a wire through hole 701 for passing through the connecting wires of the light emitting circuit board 15 and the light receiving circuit board 14 and the main control module 6.
The light emitting circuit board 15 and the light receiving circuit board 14 are respectively clamped on the connecting seat 9 through the mounting posts arranged on the back of the connecting seat 9 in an inclined manner, and light holes 902 are respectively arranged on the connecting seat 9 corresponding to the light emitting diodes on the light emitting circuit board 15 and the light sensitive devices on the light receiving circuit board 14. Light guide sleeves 11 are respectively fixed at the light transmitting holes in the connecting seat 9 for eliminating stray light interference.
As shown in fig. 6, the light emitting circuit board 15 includes a printed circuit board, and a blue light emitting diode LED1 and a transistor Q1 welded on the printed circuit board, wherein the blue light emitting diode LED1 is connected to the signal output terminal of the main control module 6 through the transistor Q1, and is configured to control the switching of the blue light emitting diode LED1 through the transistor Q1.
As shown in fig. 7, the light receiving circuit board 14 includes a printed board, and a blue light sensor PD1 and an operational amplifier U1 soldered on the printed board, wherein a signal output terminal of the blue light sensor PD1 is electrically connected to the operational amplifier U1, and is used for monitoring reflected light and converting the reflected light into an electrical signal. The blue light-sensitive device PD1 adopts a photodiode, and the operational amplifier U1 adopts AD 8605.
Two light reflecting parts 10 are fixed on the inner side of the through hole of the core upper cover 8 corresponding to the light transmitting hole of the light emitting circuit board 15 on the connecting seat 9 through screws, a feedback light hole 901 is arranged on the connecting seat 9 corresponding to the light reflecting part 10, an optical feedback circuit board 13 is also arranged on the connecting seat 9 at the position corresponding to the feedback light hole 901 on one side of the back surface, the signal output end of the optical feedback circuit board 13 is electrically connected with the light emitting circuit board 15, and the optical feedback circuit board is used for monitoring feedback light and converting the feedback light into an electric signal to be transmitted to the light emitting circuit board 15 so as to adjust the brightness of the light emitting circuit board 15.
As shown in fig. 8, the optical feedback circuit board 13 includes a printed board, and a blue light photosensor PD2 and an operational amplifier U2 soldered on the printed board, and a signal output terminal of the blue light photosensor PD2 is electrically connected to the operational amplifier U2. The blue light-sensitive device PD2 adopts a photodiode, and the operational amplifier U2 adopts AD 8605.
The back of the connecting base 9 is embedded with a filter 12 corresponding to the light hole of the light emitting circuit board 15 and the inner end of the feedback light hole 901 respectively, and the filter 12 is a narrow-band filter for eliminating the influence of natural light and other stray light on sampling.
As shown in fig. 4, the main control module 6 includes a metal casing 16, a main control circuit board 17 is disposed in the metal casing 16, and an air plug 18 is disposed on two sides of the main control circuit board 17 for connecting the light emitting circuit board 15 and the light receiving circuit board 14 of the sampling core 2; the main control circuit board 17 comprises a printed board, a microcontroller chip welded on the printed board and a peripheral circuit thereof, and the microcontroller chip adopts STM32F 103.
The metal plate 5 is symmetrically provided with two second mounting holes and respectively provided with the solar panels 3, the power output end of each solar panel 3 is electrically connected with the main control module 6 through a lead for simulating the real working condition of the solar panel 3 in an actual use environment, and when the cleanliness of the glass plate 4 is 100%, the configured solar panel 3 has the highest power generation efficiency; when the glass plate 4 is polluted by dust, the power generation efficiency is reduced, and the transmission loss of the solar cell panel 3 polluted by dust is resolved by sampling the voltage and the current output by the solar cell panel 3 through the main control module 6.
As shown in fig. 5, the solar module dust monitoring device utilizes the principle that dust reflects and transmits light, and the higher the dust pollution rate is, the higher the light reflectivity is, and the poorer the light transmittance is. When the dust monitoring device works, a relatively closed light emitting and receiving space is formed by the sampling core 2 and the glass plate 4, the switch of the blue light emitting diode is controlled by the main control module 6 through the triode, when the light emitting circuit board 15 emits blue light through the blue light emitting diode and irradiates the glass plate 4, the higher the dust pollution rate of the glass plate 4 is, the stronger the reflectivity of light is, and the stronger the light signal reflected to the light receiving circuit board 14 through the glass plate is; the light receiving circuit board 14 receives the reflected light of the glass plate through the blue light photosensitive device and converts the reflected light into an electric signal to be transmitted to the main control module, and then the main control module judges the pollution condition of dust on the glass plate by judging the intensity of the received reflected light; when the glass plate is clean and has no dust pollution, the cleanliness is 100 percent; the cleanliness is reduced when the pollution is caused, and the lower limit of the reduction is 50 percent. The user can set an alarm lower limit and remove the alarm upper limit through the main control module according to the use environment, namely, the alarm connected with the main control module is started to alarm or the automatic cleaning robot is started when the cleanliness is lower than a few times, and the alarm is ended or the automatic cleaning work is stopped when the cleanliness is higher than a few times.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a solar energy component dust monitoring devices, includes rectangular housing frame, characterized by: the front side in the shell frame is provided with a glass plate and a metal plate which are mutually overlapped, the glass plate is positioned on the outer side of the metal plate, the metal plate is provided with a first mounting hole and is provided with a sampling core, and the sampling core is used for collecting the dust pollution condition on the glass plate and transmitting the dust pollution condition to the main control module;
the sampling core comprises a core upper cover, a core lower cover and a connecting seat, the core upper cover is fixed on the metal plate, a through hole is formed in the center of the core upper cover, the core lower cover is detachably connected with the core upper cover, the connecting seat is embedded in the core lower cover, and a light emitting circuit board and a light receiving circuit board which are respectively and electrically connected with the main control module are arranged on the connecting seat; the light emitting circuit board converts the modulated electric signals into optical signals and emits the optical signals to the glass plate, and the light receiving circuit board is used for receiving reflected light, converting the reflected light into electric signals and transmitting the electric signals to the main control module.
2. The solar module dust monitoring apparatus of claim 1, wherein: the light emitting circuit board and the light receiving circuit board are clamped on the connecting seat in an inclined mode through mounting columns arranged on the back face of the connecting seat, and light transmitting holes are formed in the connecting seat and correspond to the light emitting diodes on the light emitting circuit board and the light sensitive devices on the light receiving circuit board respectively.
3. The solar module dust monitoring apparatus of claim 2, wherein: light guide sleeves are respectively fixed at the light transmitting holes in the connecting seat and used for eliminating stray light interference.
4. The solar module dust monitoring apparatus of claim 1 or 2, wherein: the light emitting circuit board comprises a printed board, and a blue light emitting diode and a triode which are welded on the printed board, wherein the blue light emitting diode is connected with the signal output end of the main control module through the triode.
5. The solar module dust monitoring apparatus of claim 1 or 2, wherein: the light receiving circuit board comprises a printed board, and a blue light photosensitive device and an operational amplifier which are welded on the printed board, wherein the signal output end of the blue light photosensitive device is electrically connected with the operational amplifier and used for monitoring reflected light and converting the reflected light into an electric signal.
6. The solar module dust monitoring apparatus of claim 2, wherein: the light transmission hole that corresponds directional light emission circuit board on the connecting seat in the through-hole of core upper cover is equipped with the reflection of light piece, it is equipped with the feedback unthreaded hole to correspond reflection of light piece department on the connecting seat, it still is equipped with the light feedback circuit board to lie in back one side and correspond feedback unthreaded hole department on the connecting seat, the signal output part and the light emission circuit board electric connection of light feedback circuit board for the signal of telecommunication is passed to the light emission circuit board in monitoring feedback light conversion, so that the luminous luminance of adjusting light emission circuit board.
7. The solar module dust monitoring apparatus of claim 6, wherein: the optical feedback circuit board comprises a printed board, and a blue light photosensitive device and an operational amplifier which are welded on the printed board.
8. The solar module dust monitoring apparatus of claim 6, wherein: the back of the connecting seat is provided with light filters corresponding to the inner ends of the light transmitting hole and the feedback light hole of the light emitting circuit board respectively, and the light filters are used for eliminating the influence of natural light and other stray light on sampling.
9. The solar module dust monitoring apparatus of claim 1, wherein: the metal plate is provided with a second mounting hole and a solar cell panel, and the power output end of the solar cell panel is electrically connected with the main control module and used for simulating the real working condition of the solar cell panel in the actual use environment.
10. The solar module dust monitoring apparatus of claim 1 or 9, wherein: the main control module comprises a metal shell, a main control circuit board is arranged in the metal shell, and aerial plugs are arranged on two sides of the main control circuit board and used for connecting a light emitting circuit board and a light receiving circuit board of the sampling core; the main control circuit board comprises a printed board, a microcontroller chip welded on the printed board and a peripheral circuit of the microcontroller chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121391338.6U CN215297172U (en) | 2021-06-22 | 2021-06-22 | Dust monitoring device for solar component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121391338.6U CN215297172U (en) | 2021-06-22 | 2021-06-22 | Dust monitoring device for solar component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215297172U true CN215297172U (en) | 2021-12-24 |
Family
ID=79517593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121391338.6U Active CN215297172U (en) | 2021-06-22 | 2021-06-22 | Dust monitoring device for solar component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215297172U (en) |
-
2021
- 2021-06-22 CN CN202121391338.6U patent/CN215297172U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MY120415A (en) | Light output apparatus and optical pickup apparatus employing the same. | |
| CN101761876B (en) | Optical fiber illumination system with optical feedback return circuit | |
| WO2004053941A3 (en) | Optoelectronic devices employing fibers for light collection and emission | |
| TW201344271A (en) | Optical transceiver module | |
| CN109632130A (en) | A kind of integrated fluorescence thermometric optical path modular device | |
| CN215297172U (en) | Dust monitoring device for solar component | |
| TW201320359A (en) | Solar utilizing apparatus and method of utilizing solar | |
| CN211061739U (en) | Optical detector receiving assembly | |
| CN108458751B (en) | Multi-parameter measurement system based on remote power supply and wireless data transmission | |
| CN202065875U (en) | Solar navigation lamp | |
| CN210092068U (en) | Circuit structure for driving silicon-based avalanche photodiode | |
| CN209839956U (en) | High beam module and vehicle | |
| JP2003344724A (en) | Beam-condensing unit and portable electronic apparatus | |
| CN201957303U (en) | High-efficiency ultra-low-interference light emitting diode (LED) sound-control energy-saving lamp | |
| CN217485927U (en) | Laser power monitoring device | |
| CN210601117U (en) | LED lamp capable of realizing continuous dimming without stroboflash | |
| CN100446349C (en) | Photoelectric terminal box | |
| CN214147722U (en) | Street lamp based on thing networking | |
| CN214843627U (en) | Pulse xenon lamp device capable of synchronously outputting optical pulse electrical signals and collimating and focusing optical path | |
| CN214149352U (en) | Photoelectric sensor convenient to overhaul and replace | |
| CN217816505U (en) | LED street lighting of remote monitoring | |
| CN208569068U (en) | A kind of Multifunction infrared photoelectric sensor | |
| CN211263866U (en) | User information optical coupler transmission device | |
| CN219592404U (en) | Optical module | |
| CN210804061U (en) | State monitoring device and state monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |