CN203490538U - Solar cell panel tracking device - Google Patents
Solar cell panel tracking device Download PDFInfo
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- CN203490538U CN203490538U CN201320634821.1U CN201320634821U CN203490538U CN 203490538 U CN203490538 U CN 203490538U CN 201320634821 U CN201320634821 U CN 201320634821U CN 203490538 U CN203490538 U CN 203490538U
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Abstract
A solar cell panel tracking device comprises a CCD camera array, a sunlight intensity sensing module and a processor. The CCD camera array comprises a warp-wise camera group and a weft-wise camera group, the CCD camera array is fixed through a peripheral frame, and the CCD camera array is used to shoot sun position information from different angles at the same moment and transmit the sun position information to the processor, wherein a plane where the warp-wise camera group locates is mutually perpendicular to a plane where the weft-wise camera group locates. The sunlight intensity sensing module is connected with the processor, and used to acquire sunlight intensity information and transmit the sunlight intensity information to the processor. The processor is used to perform processing to obtain warp-wise and weft-wise target dip angles of a solar cell panel according to the sun position information transmitted by the CCD camera array, rectify the target dip angles according to the sunlight intensity information, and transmit the rectified target dip angles to an external servo system; and the dip angles of the solar cell panel are adjusted through the servo system, so that the lighting efficiency of a photovoltaic assembly is improved.
Description
Technical field
The utility model relates to the solar panel angle control technology field that faces south, and relates in particular to a kind of novel solar battery plate tracking means of employing CCD camera array.
Background technology
Rise due to fossil energy cost, and people more and more pay attention to fossil energy pollution on the environment, the exploitation of new forms of energy is progressively promoted, and new technology constantly declines the cost of development of new forms of energy, and increasing new forms of energy start by us, to be used gradually.Solar electrical energy generation is as a kind of exploitation form of new forms of energy, and because its equipment is simple, dirigibility is strong, has obtained promoting fast.The efficiency that improves solar panel in solar cell power generation system has a lot of approach, and the angle wherein facing south by adjustment solar panel can improve the energy that solar cell unit area gathers, and then improves the energy conversion efficiency of whole system.In conventional photovoltaic generating system, the angle rotation of controlling solar panel is mainly the intensity of utilizing sensor and the illumination of processor collection site sunshine, the relatively difference of the sunshine intensity of illumination of different directions, find out the position of intensity of illumination maximum, and then by servo control mechanism, regulate the anglec of rotation of solar panel.But this system is more complicated, and cost is higher, be unfavorable for the popularization of solar electrical energy generation.
Therefore, need a kind of simplicity of design, realize mobile solar panel angle tracking cheaply sunshine, and then improve the device of the photoelectric transformation efficiency of whole photovoltaic system.
Utility model content
The purpose of this utility model is to address the above problem, a kind of solar panel tracking means is provided, adopt CCD camera array, by comparing in the same time mutually the taken position of sun information of different angles CCD camera array, processing obtains at warp-wise and the broadwise inclination angle of applicable solar panel, thus by solar panel with most suitable angle faces to the sun.
For achieving the above object, the utility model provides a kind of solar panel tracking means, comprises CCD camera array, sunlight intensity sensing module and processor; Described CCD camera array comprises warp-wise camera group and broadwise camera group, described CCD camera array is fixed by peripheral frame, described CCD camera array is for taking mutually the position of sun information of different angles in the same time and being sent to described processor, and wherein said warp-wise camera group place plane is mutually vertical with described broadwise camera group place plane; Described sunlight intensity sensing module is connected with described processor, for gathering Intensity of the sunlight information and being sent to described processor; The position of sun information of described processor for transmitting according to described CCD camera array, processing obtains solar panel at the target-angle of warp-wise and broadwise, and the Intensity of the sunlight information transmitting according to described sunlight intensity sensing module is revised described target-angle, and revised target-angle is sent to outside servo-drive system, by servo-drive system, adjust the inclination angle of solar panel.
Further, described CCD camera array comprises a center camera, and described center camera is arranged on an end position of described warp-wise camera Zu center and described broadwise camera group.
Further, the CCD camera of described warp-wise camera group encloses center of circle angle and is less than 180 degree, and the CCD central angle that camera encloses of described broadwise camera group is less than 90 degree.
Optionally, described warp-wise camera group comprises at least 5 CCD cameras.
Optionally, described broadwise camera group comprises at least 3 CCD cameras.
Further, described sunlight intensity sensing module is comprised of light activated element, analog signal processing circuit and AD converter; Described light activated element is for responding to the simulating signal that current intensity of illumination obtains current intensity of illumination; Described analog signal processing circuit is connected with described light activated element and AD converter respectively, for the simulating signal that described light activated element is obtained, amplifies and filtering; Described AD converter is used for described simulating signal to be converted to digital signal, and sends to described processor.
The good effect of the utility model solar panel tracking means is: adopt CCD camera array, by comparing in the same time mutually the taken position of sun information of different angles CCD camera array, processing obtains at warp-wise and the broadwise inclination angle of applicable solar panel, control the motion of servo-drive system, thereby by solar panel with most suitable angle faces to the sun, for the movement of the whole solar panel of photovoltaic system provides a reliable discriminant approach, improved the lighting efficiency of photovoltaic module.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model solar panel tracking means;
Fig. 2 is the structural representation of the utility model CCD camera array;
Fig. 3 is the structural representation of the utility model warp-wise camera group;
Fig. 4 is the structural representation of the utility model broadwise camera group;
Fig. 5 is the configuration diagram of the utility model sunlight intensity sensing module.
Embodiment
Below in conjunction with accompanying drawing, a kind of solar panel tracking means of the utility model is elaborated.
Referring to Fig. 1, a kind of solar panel tracking means, comprises CCD camera array 1, sunlight intensity sensing module 2 and processor 3.Wherein, a kind of semiconductor devices of CCD (Charge Coupled Device, charge coupled cell or Charge Coupled Device (CCD) imageing sensor), can respond to light, and image is transformed into digital signal.
Referring to Fig. 2-Fig. 4, described CCD camera array 1 comprises warp-wise camera group 11 and broadwise camera group 12, described CCD camera array 1 is fixed by peripheral frame (not shown), and described CCD camera array 1 is for taking mutually the position of sun information of different angles in the same time and being sent to described processor 3.
Described warp-wise camera group 11 place planes are mutually vertical with described broadwise camera group 12 place planes.Described CCD camera array 1 comprises a center camera 13, and described center camera 13 is arranged on an end position of described warp-wise camera Zu11 center and described broadwise camera group 12, is the array center of CCD camera array 1.When installing, center camera 13 first makes progress, and makes the camera of warp-wise camera group 11 in the face of the direction of the sun at noon (generally towards Due South to); On center camera 13, the satisfied local summer solstice sun of the angle of plane and surface level can direct projection center camera 13.
The CCD camera of described warp-wise camera group 11 is uniformly distributed in warp-wise circular array, and institute encloses center of circle angle and is less than 180 degree; The CCD camera of described broadwise camera group 12 is uniformly distributed in broadwise circular array, and institute encloses central angle and is less than 90 degree.The angle of the CCD central angle that camera encloses in warp-wise camera group 11 and broadwise camera group 12 be take winter solstice and summer solstice local sunshine direct projection at noon ground differential seat angle as best, but central angle that CCD camera array 1 encloses must meet local sun direct projection at noon summer solstice center camera 13, do not change in the situation of center an end camera in noon winter solstice, sunshine can direct projection warp-wise camera group 11, or the camera between end and center camera 13.The camera number of described CCD camera array 1 can be adjusted according to the needs of real system, and wherein, warp-wise camera group 11 comprises at least 5 CCD cameras, and broadwise camera group 12 comprises at least 3 CCD cameras.
Continuation is with reference to figure 1, described sunlight intensity sensing module 2 is connected with described processor 3, be used for gathering Intensity of the sunlight information and be sent to described processor 3, the correction that provides solar panel to face south angle for described processor 3, can avoid, in overcast and rainy startup servo-drive system, bringing extra power consumption, also can avoid system when illumination is very sufficient simultaneously, continue to start servo-drive system, waste energy.As preferred embodiment, described sunlight intensity sensing module 2 is comprised of light activated element 21, analog signal processing circuit 22 and AD converter 23, referring to accompanying drawing 5.Described light activated element 21, as sensing element, for responding to current intensity of illumination, obtains the simulating signal of current intensity of illumination, avoids bringing extra energy dissipation in the motion of overcast and rainy control system; Described analog signal processing circuit 22 is connected with described light activated element 21 and AD converter 23 respectively, for the simulating signal that described light activated element 21 is obtained, amplifies and filtering, and the signal range that makes to input AD converter 23 is suitable; Described AD converter 23 is for being converted to digital signal by described simulating signal, and send to described processor 3, described AD converter 23 can be the inner integrated AD converter of processor 3, or adopts outside AD conversion chip (mode by communication sends to processor 3 the AD transitional information collecting).
Continuation is with reference to figure 1, the position of sun information of described processor 3 for transmitting according to described CCD camera array 1, processing obtains solar panel at the target-angle of warp-wise and broadwise, and the Intensity of the sunlight information transmitting according to described sunlight intensity sensing module 2 is revised described target-angle, and revised target-angle is sent to outside servo-drive system 4, the inclination angle of adjusting solar panel by servo-drive system 4, makes solar panel fully receive solar energy.By the current solar panel of sunlight intensity sensing module 2 judgement is suitable, be not suitable for following the tracks of, when solar panel, be in the not good meteorological condition of the light status such as wet weather, cloudy, dense fog or night environment, servo-drive system 4 is not moved; When solar panel is in daylighting environment in order, processor 3 calculates the target-angle that current solar panel need to move, and controls servo-drive system 4 motions, and then controls solar panel and carry out the tracking towards sun angle.
The position of sun information that described processor 3 transmits according to described CCD camera array 1, processing obtains solar panel at the target-angle of warp-wise and broadwise specifically in the following ways: processor 3 is by the taken position of sun information of different angles CCD camera in the same time relatively mutually, warp-wise camera group 11 with in broadwise camera group 12, find out respectively this image constantly photographing in position of sun two groups of relevant cameras of close picture centre; Wherein, warp-wise is one group, and broadwise is one group, and every group of relevant camera is two adjacent cameras.Obtain after two groups of relevant cameras, by processor 3, calculate the gap of position of sun and picture centre in every group of relevant camera, obtain at warp-wise and the broadwise inclination angle of applicable solar panel.
The utility model adopts CCD camera array, by comparing in the same time mutually the taken position of sun information of different angles CCD camera array, processing obtains at warp-wise and the broadwise inclination angle of applicable solar panel, control the motion of servo-drive system, thereby by solar panel with most suitable angle faces to the sun, for the movement of the whole solar panel of photovoltaic system provides a reliable discriminant approach, improved the lighting efficiency of photovoltaic module.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model structure; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a solar panel tracking means, is characterized in that, comprises CCD camera array, sunlight intensity sensing module and processor; Described CCD camera array comprises warp-wise camera group and broadwise camera group, described CCD camera array is fixed by peripheral frame, described CCD camera array is for taking mutually the position of sun information of different angles in the same time and being sent to described processor, and wherein said warp-wise camera group place plane is mutually vertical with described broadwise camera group place plane; Described sunlight intensity sensing module is connected with described processor, for gathering Intensity of the sunlight information and being sent to described processor; The position of sun information of described processor for transmitting according to described CCD camera array, processing obtains solar panel at the target-angle of warp-wise and broadwise, and the Intensity of the sunlight information transmitting according to described sunlight intensity sensing module is revised described target-angle, and revised target-angle is sent to outside servo-drive system, by servo-drive system, adjust the inclination angle of solar panel.
2. solar panel tracking means as claimed in claim 1, is characterized in that, described CCD camera array comprises a center camera, and described center camera is arranged on an end position of described warp-wise camera Zu center and described broadwise camera group.
3. solar panel tracking means as claimed in claim 1, is characterized in that, the CCD camera of described warp-wise camera group encloses center of circle angle and is less than 180 degree, and the CCD central angle that camera encloses of described broadwise camera group is less than 90 degree.
4. the solar panel tracking means as described in claim 1 or 3, is characterized in that, described warp-wise camera group comprises at least 5 CCD cameras.
5. the solar panel tracking means as described in claim 1 or 3, is characterized in that, described broadwise camera group comprises at least 3 CCD cameras.
6. solar panel tracking means as claimed in claim 1, is characterized in that, described sunlight intensity sensing module is comprised of light activated element, analog signal processing circuit and AD converter; Described light activated element is for responding to the simulating signal that current intensity of illumination obtains current intensity of illumination; Described analog signal processing circuit is connected with described light activated element and AD converter respectively, for the simulating signal that described light activated element is obtained, amplifies and filtering; Described AD converter is used for described simulating signal to be converted to digital signal, and sends to described processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634821.1U CN203490538U (en) | 2013-10-15 | 2013-10-15 | Solar cell panel tracking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634821.1U CN203490538U (en) | 2013-10-15 | 2013-10-15 | Solar cell panel tracking device |
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| CN203490538U true CN203490538U (en) | 2014-03-19 |
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| CN201320634821.1U Expired - Fee Related CN203490538U (en) | 2013-10-15 | 2013-10-15 | Solar cell panel tracking device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103914085A (en) * | 2014-04-14 | 2014-07-09 | 华北电力大学 | Device and method for achieving sunlight tracking through bar shadow image |
| CN107104501A (en) * | 2017-05-11 | 2017-08-29 | 金钱猫科技股份有限公司 | A kind of intelligent solar charging method and device |
| CN113885589A (en) * | 2021-09-26 | 2022-01-04 | 西安理工大学 | Photovoltaic support group tracking control device and control method based on machine vision |
-
2013
- 2013-10-15 CN CN201320634821.1U patent/CN203490538U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103914085A (en) * | 2014-04-14 | 2014-07-09 | 华北电力大学 | Device and method for achieving sunlight tracking through bar shadow image |
| CN103914085B (en) * | 2014-04-14 | 2016-04-20 | 华北电力大学 | A kind of apparatus and method utilizing flagpole shadow paths picture to realize sun light tracking |
| CN107104501A (en) * | 2017-05-11 | 2017-08-29 | 金钱猫科技股份有限公司 | A kind of intelligent solar charging method and device |
| CN107104501B (en) * | 2017-05-11 | 2019-06-21 | 金钱猫科技股份有限公司 | A kind of intelligent solar charging method and device |
| CN113885589A (en) * | 2021-09-26 | 2022-01-04 | 西安理工大学 | Photovoltaic support group tracking control device and control method based on machine vision |
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| CF01 | Termination of patent right due to non-payment of annual fee |