CN204536916U - Photovoltaic system position of sun detection system - Google Patents
Photovoltaic system position of sun detection system Download PDFInfo
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- CN204536916U CN204536916U CN201520161490.3U CN201520161490U CN204536916U CN 204536916 U CN204536916 U CN 204536916U CN 201520161490 U CN201520161490 U CN 201520161490U CN 204536916 U CN204536916 U CN 204536916U
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Abstract
The utility model relates to technical field of solar, is specifically related to a kind of position of sun detection system of photovoltaic system, comprises image collecting device, image processing module, MCU micro-control unit, memory module and sun location tracking mechanical hook-up module.Photovoltaic system position of sun detection system novel structure of the present utility model, position of sun can be accurately detected in not change in the same time, and the image detected is processed, thus making the rotation direction of tracking means and angle more effectively with accurate, the utilization factor of sun power is more increased.
Description
Technical field
The utility model relates to technical field of solar, is specifically related to a kind of position of sun detection system of photovoltaic system.
Background technology
At present, the mankind are also in a lower level to the utilization factor of sun power.For improving the utilization factor of sun power, can consider from two aspects: one is the sun power conversion ratio improving receiving trap; Two is the acceptance rates increasing sun power within the unit interval.First aspect belongs to energy conversion aspect, and coverage is relatively wider, comprises the technology in the fields such as chemistry, materialogy, biology, also needs the research of following a very long time; Second aspect effectively can be realized by daylight detecting and tracking technology.
Daylight detecting and tracking technology, refer in solar motion process, make daylight keep vertical with the sensitive surface of tracking means always, once detect that deviation occurs, system can adjust motor very soon makes turntable forward corresponding position to, makes the solar panel of limited area within the unit interval, receive radiation energy as much as possible.This technology, can make the acceptance rate of sun power improve 37.7% in theory.As can be seen here, follow the tracks of if accurately realization can be carried out to daylight, the utilization factor of sun power can be promoted to a great extent.
Patent of invention CN201410116203 provides a kind of sun tracing method for generating set based on video flow processing and device, and in the image collecting device that it provides, aperture is arranged between optical filter and imageing sensor, and is close to optical filter.Optical filter is used for being filtered through the sunlight of aperture, in this design, optical filter is very easy to be stained with floating dust and other foreign material, thus affects filter effect.
Utility model content
The purpose of this utility model is to solve the problem, and provides a kind of daylight detecting and tracking technology based on image procossing, to the tracking accuracy improving the sun, increases the conversion efficiency of sun power, alleviates the problems such as energy crisis instantly and is of great importance.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: comprise image collecting device, image processing module, MCU micro-control unit, memory module and sun location tracking mechanical hook-up module, described image collecting device is connected to image processing module, described image processing module is connected to MCU micro-control unit and memory module, is describedly connected to memory module and sun location tracking mechanical hook-up module to MCU micro-control unit; Described image collector is set to a lighttight hollow cylinder bucket, the home position of the upper cover of described hollow cylinder bucket has aperture, in hollow cylinder bucket, the position of distance upper cover H is provided with anti-dazzling screen, and the bottom centre position in hollow cylinder bucket is provided with sensor assembly.
Wherein, sensor assembly gathers sun image and is sent to memory module and image processing module;
Result for the treatment of the bitmap of sun image, and is sent to memory module by image processing module;
MCU micro-control unit is for controlling image processing module, memory module and sun location tracking mechanical hook-up; Data bitmap is processed, and result is sent to sun location tracking mechanical hook-up;
Memory module is for storing the information exported through image processing module;
Sun location tracking mechanical hook-up is for performing corresponding horizontal and vertical direction action.
Image collecting device is a lighttight hollow cylinder bucket, the upper cover that the center of circle arranges aperture is set gradually from top to bottom, anti-dazzling screen and sensor assembly, this design can prevent from being stained with floating dust and other foreign material, the filter effect that can keep lastingly at anti-dazzling screen.
Preferably, described anti-dazzling screen adopts 5.0 Bart's films.This film is specially-made without striped and the paper tinsel without blister point, owing to having the homogeneity of high degree, Bart's film obtains the optical characteristics of the glass optical filtering of high plane parallelism, the high density plated film on Bart's film two sides ensure that highly consistent filtering capabilities and without any pin hole effect, therefore the gem-pure sun picture with neutral density character can be obtained, the sun manifests its real " color ", neutral white, but not blue or orange.
Preferably, MCU micro-control unit adopts the STM32F103 family chip of ARM Cortex-M3 framework.
Preferably, described sensor assembly uses CCD or cmos image sensor.
Photovoltaic system position of sun detection system novel structure of the present utility model, position of sun can be accurately detected in not change in the same time, and the image detected is processed, thus making the rotation direction of tracking means and angle more effectively with accurate, the utilization factor of sun power is more increased.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
1-aperture; 2-upper cover; 3-cylinder barrel; 4-anti-dazzling screen; 5-sensor assembly; Bottom 6-cylinder barrel; 7-image processing module; 8-MCU micro-control unit; 9-sun location tracking mechanical hook-up module; 10-memory module.
Embodiment
Below with reference to accompanying drawing, each functional module of the utility model is described in further detail.
Be illustrated in figure 1 schematic diagram of the present utility model, comprise image collecting device, image processing module 7, MCU micro-control unit 8, memory module 10 and sun location tracking mechanical hook-up module 9, described image collecting device is connected to image processing module 7, described image processing module 7 is connected to MCU micro-control unit 8 and memory module 10, is describedly connected to memory module 10 and sun location tracking mechanical hook-up module 9 to MCU micro-control unit 8; Described image collector is set to a lighttight hollow cylinder bucket 3, the home position of the upper cover 2 of described hollow cylinder bucket 3 has aperture 1, in hollow cylinder bucket 3, the position of distance upper cover H is provided with anti-dazzling screen 4, and the center, bottom 6 in hollow cylinder bucket 3 is provided with sensor assembly 5.
The optical system that the light of the sun forms through cylinder barrel, aperture and Bart's film arrives sensor assembly 5, sensor assembly 5 sends image processing module to after collecting image, after sun image is transformed into data bitmap, by in data bitmap memory module 10 under the control of MCU micro-control unit 8, processed by MCU micro-control unit 8 pairs of data bitmaps again, calculate the position offset of sun inconocenter, this offset data is sent in sun location tracking mechanical hook-up module 9 again, and module performs corresponding horizontal and vertical direction action thus.
The instrument that sensor assembly 5 uses CCD or cmos image sensor to detect as daylight, the picture signal that image capture device is collected after treatment, the coordinate of solar facula in relative coordinate system can be obtained, with higher real-time, arithmetic speed faster, the high precision test that lower hardware cost realizes solar facula is followed the tracks of.
MCU micro-control unit 8 uses the processor STM32 series monolithic of ARM-Cortex M3 framework as control assembly, by the process to the solar facula image collected, obtain the side-play amount of solar facula center and camera field of view center position, improve the precision of solar tracking, to improve efficiency and the utilization factor of sun power conversion.
Below related content is further described again:
Solar irradiation is mapped to the aperture of the upper cover center of image collecting device, by pinhole imaging system principle, after the daylight that the sun sends enters imaging mechanism by top aperture, can form a solar facula on anti-dazzling screen.The size of adjustment H can make the imaging of solar facula on anti-dazzling screen all drop in the visual field of image capture device.The instrument that sensor assembly 5 detects as daylight, gather solar facula image, this figure is kept in memory module 10 after processing via image processing module 7, MCU micro-control unit 8 reads the data of storer and image processing module, row operation process of going forward side by side obtains the side-play amount of solar facula center and camera field of view center position, then rotation direction and the angle of sun location tracking mechanical hook-up module 9 is calculated, and control sun location tracking mechanical hook-up module 9 and rotate, improve the precision of solar tracking, to improve efficiency and the utilization factor of sun power conversion.
Claims (6)
1. a photovoltaic system position of sun detection system, comprise image collecting device, image processing module (7), MCU micro-control unit (8), memory module (10) and sun location tracking mechanical hook-up module (9), described image collecting device is connected to image processing module (7), described image processing module (7) is connected to MCU micro-control unit (8) and memory module (10), is describedly connected to memory module (10) and sun location tracking mechanical hook-up module (9) to MCU micro-control unit (8); It is characterized in that: described image collector is set to a lighttight hollow cylinder bucket (3), the home position of the upper cover (2) of described hollow cylinder bucket (3) has aperture (1), in hollow cylinder bucket (3), the position of distance upper cover (2) H is provided with anti-dazzling screen (4), and bottom (6) center in hollow cylinder bucket (3) is provided with sensor assembly (5).
2. photovoltaic system position of sun detection system according to claim 1, is characterized in that: described anti-dazzling screen (4) adopts 5.0 Bart's films.
3. photovoltaic system position of sun detection system according to claim 1, is characterized in that:
Sensor assembly (5) gathers sun image and is sent to memory module and image processing module;
Result for the treatment of the bitmap of sun image, and is sent to memory module by image processing module (7);
MCU micro-control unit (8) is for controlling image processing module, memory module and sun location tracking mechanical hook-up; Right
Data bitmap processes, and result is sent to sun location tracking mechanical hook-up;
Memory module (10) is for storing the information exported through image processing module;
Sun location tracking mechanical hook-up (9) is for performing corresponding horizontal and vertical direction action.
4. photovoltaic system position of sun detection system according to claim 1, is characterized in that: MCU micro-control unit (8) adopts the STM32F103 family chip of ARM Cortex-M3 framework.
5. photovoltaic system position of sun detection system according to claim 1, is characterized in that: described sensor assembly (5) uses CCD or cmos image sensor.
6. photovoltaic system position of sun detection system according to claim 1, is characterized in that: the size of H is between 15mm-40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161490.3U CN204536916U (en) | 2015-03-21 | 2015-03-21 | Photovoltaic system position of sun detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161490.3U CN204536916U (en) | 2015-03-21 | 2015-03-21 | Photovoltaic system position of sun detection system |
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| CN204536916U true CN204536916U (en) | 2015-08-05 |
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| CN201520161490.3U Expired - Fee Related CN204536916U (en) | 2015-03-21 | 2015-03-21 | Photovoltaic system position of sun detection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105227124A (en) * | 2015-09-24 | 2016-01-06 | 苏州绿豆豆软件科技有限公司 | A kind of optically focused conveyer based on speculum and its implementation |
| CN105223971A (en) * | 2015-11-09 | 2016-01-06 | 南京信息工程大学 | A kind of automatic sun tracker based on optical image security |
| CN106454022A (en) * | 2016-08-30 | 2017-02-22 | 中航动力股份有限公司 | Solar azimuth sensor based on imaging data analysis, and control method |
| CN106774439A (en) * | 2016-12-08 | 2017-05-31 | 浙江科技学院 | Solar tracking bearing calibration and device based on solar motion rule and IMAQ |
| CN108758513A (en) * | 2018-03-30 | 2018-11-06 | 深圳市贝优通新能源技术开发有限公司 | A kind of intelligent wind and light complementary road lamp that the generating efficiency with detection function is high |
-
2015
- 2015-03-21 CN CN201520161490.3U patent/CN204536916U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105227124A (en) * | 2015-09-24 | 2016-01-06 | 苏州绿豆豆软件科技有限公司 | A kind of optically focused conveyer based on speculum and its implementation |
| CN105227124B (en) * | 2015-09-24 | 2018-02-16 | 苏州绿豆豆软件科技有限公司 | A kind of optically focused conveyer and its implementation based on speculum |
| CN105223971A (en) * | 2015-11-09 | 2016-01-06 | 南京信息工程大学 | A kind of automatic sun tracker based on optical image security |
| CN106454022A (en) * | 2016-08-30 | 2017-02-22 | 中航动力股份有限公司 | Solar azimuth sensor based on imaging data analysis, and control method |
| CN106774439A (en) * | 2016-12-08 | 2017-05-31 | 浙江科技学院 | Solar tracking bearing calibration and device based on solar motion rule and IMAQ |
| CN108758513A (en) * | 2018-03-30 | 2018-11-06 | 深圳市贝优通新能源技术开发有限公司 | A kind of intelligent wind and light complementary road lamp that the generating efficiency with detection function is high |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160321 |
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| CF01 | Termination of patent right due to non-payment of annual fee |