CN208782756U - Photovoltaic system - Google Patents
Photovoltaic system Download PDFInfo
- Publication number
- CN208782756U CN208782756U CN201820848249.1U CN201820848249U CN208782756U CN 208782756 U CN208782756 U CN 208782756U CN 201820848249 U CN201820848249 U CN 201820848249U CN 208782756 U CN208782756 U CN 208782756U
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- CN
- China
- Prior art keywords
- photovoltaic module
- sunray
- pillar stand
- incidence angle
- photovoltaic
- 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.)
- Expired - Fee Related
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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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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of photovoltaic systems, comprising: photovoltaic module, for absorbing solar energy and converting solar energy into direct current power；Sunray incidence angle measuring device, for measuring the incidence angle for the sunray being irradiated on photovoltaic module；The automatic adjusting support being installed below photovoltaic module changes itself direction and tilt angle for the variation with the incidence angle of sunray；Inverter, it is corresponding to the photovoltaic module to connect, the direct current power is converted into grid-connected output after AC power；Controller is connected with sunray incidence angle measuring device, automatic adjusting support and inverter respectively.The utility model is measured using sunray incidence angle measuring device in the position of that period sun and the incident angle of light, make the adjustable photovoltaic module direction of controller control automatic adjusting support and inclination angle, enable photovoltaic module to receive maximum solar irradiance, electricity is made to be converted to grid-connected output after AC power by inverter.
Description
Technical field
The utility model relates to new energy field more particularly to a kind of photovoltaic systems.
Background technique
As energy crisis and environmental pollution have become global problem, the utilization of solar energy at this stage is especially sharp
It can be carried out photovoltaic power generation with the sun, be increasingly valued by people.In recent years, development activities made solar energy power generating at
Originally substantially reduce, from several dollars/(kWh) be reduced to less than 25 cents/(kWh).But small-scale solar energy power generating
It is now still more expensive than using conventional electric power.How improving the transfer efficiency of solar battery and reducing cost of electricity-generating becomes photovoltaic too
The key of positive energy battery research.The transfer efficiency of crystal silicon cell is every to improve 1%, and the cost of solar battery just declines 6%.
There are many factor for influencing conversion efficiency of solar cell, wherein maximum with the influence of temperature and solar irradiance.Too
Influence of the positive irradiation level to solar battery output power is substantially exactly illumination incidence angle to solar battery output power
It influences, illumination incidence angle includes azimuth and inclination angle.The azimuth (being limited by roof shape) of solar cell array is square matrix
Vertical plane and due south direction angle (being set as negative angle partially eastwards, be westwards set as positive-angle partially).Inclination angle is the sun
The angle of battery array plane and level ground, and it is desirable that this angle is optimum tilt when generated energy is maximum in square matrix 1 year
Angle.So how to design a can change automatically azimuth, the position according to the sun and light according to the orientation in house
Incidence angle it is continuous variation and variable inclinations are very important with the photovoltaic system for reaching optimal solar energy cell output.
Utility model content
To overcome disadvantages mentioned above, the purpose of this utility model is to provide one kind can change azimuth and inclination angle automatically
Photovoltaic system.
In order to reach the goals above, the technical solution adopted in the utility model is: a kind of photovoltaic system, comprising:
Photovoltaic module, for absorbing solar energy and converting solar energy into direct current power；
Sunray incidence angle measuring device, for measuring the incidence angle for the sunray being irradiated on photovoltaic module；
The automatic adjusting support being installed below photovoltaic module, changes for the variation with the incidence angle of sunray
The direction and tilt angle of itself；
Inverter, it is corresponding to the photovoltaic module to connect, the direct current power is converted into grid-connected output after AC power；
Controller is connected with sunray incidence angle measuring device, automatic adjusting support and inverter respectively.
The utility model has the beneficial effects that being measured using sunray incidence angle measuring device in that period sun
The incident angle of position and light makes the adjustable photovoltaic module direction of controller control automatic adjusting support and inclination angle, so that
Photovoltaic module can receive maximum solar irradiance, and it is grid-connected defeated after AC power to be converted to electricity by inverter
Out.
Preferably, the automatic adjusting support includes column, and the column includes upper pillar stand and lower pillar stand, the lower pillar stand
Inside is equipped with the cavity for accommodating servo motor, and the connecting rod of the servo motor is connected with upper pillar stand, the upper pillar stand top
It is connected with fixed link, the fixed link and the photovoltaic module are hinged, and crossbeam is additionally provided on the upper pillar stand, is set on the crossbeam
It is equipped with cylinder, the telescopic rod of the cylinder is connected with photovoltaic module bottom.Column and the servo electricity merged using lower upright
Machine is used cooperatively, so that the photovoltaic module for being connected to upper pillar stand is rotated in the kinetic energy of servo motor, and then changes azimuth；
Photovoltaic module one end can be jacked up using cylinder, to change the tilt angle of photovoltaic module, thus with the position of the sun
It sets variation and consistently achieves maximum solar irradiance.
Preferably, annular groove is equipped at the top of the lower pillar stand, the upper pillar stand is equipped with multiple support columns, the support column
Lower part is equipped with the spherical pieces that can be slided in the annular groove.Using being used cooperatively for multiple support columns and annular groove, make
Upper pillar stand is while can rotate and lower pillar stand is there are also multiple contact points so that upper pillar stand is not only only and servo motor
One tie point extends the service life of equipment so that upper pillar stand is more reliable when rotating.
Preferably, the sunray incidence angle measuring device uses laser beam analyzer.
Preferably, the photovoltaic module includes the glass cover-plate mutually fastened and U-shaped frame, is set in U-shaped frame
Cell piece, positioned at cell piece two sides packaging adhesive film, be separately positioned on cell piece two sides packaging adhesive film on foreboard and backboard,
The backboard back side is equipped with radiating piece.Using radiating piece can increase cell piece when carrying out photovoltaic power generation generation it is a large amount of
Heat improves the efficiency of battery.
Preferably, the radiating piece cross section is " L " font comprising the cooling base of rectangular plate and along the heat dissipation
One side surface of the vertically extending rectangular radiating connection plate in one end of pedestal, the cooling base is equipped with an annular slot, institute
It states to fasten in annular slot and is connected with a heat dissipation frame, multiple Window type radiating fins are equipped with around the heat dissipation frame.Using " L "
The radiating piece of font can facilitate installation, and position is flexibly adjustable, be capable of increasing radiating piece and air using Window type radiating fin
Contact area, accelerate radiating efficiency.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model；
Fig. 2 is the cross-sectional view of the photovoltaic module of the utility model；
Fig. 3 is the cross-sectional view of the radiating piece of the utility model.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Referring to shown in attached drawing 1- Fig. 3, one of the present embodiment photovoltaic system, comprising: photovoltaic module 1, for absorbing too
Sun can and convert solar energy into direct current power；
Sunray incidence angle measuring device 2, for measuring the incidence angle for the sunray being irradiated on photovoltaic module；
The automatic adjusting support 3 being installed below photovoltaic module, becomes for the variation with the incidence angle of sunray
Change itself direction and tilt angle；
Inverter, it is corresponding to the photovoltaic module to connect, the direct current power is converted into grid-connected output after AC power；
Controller is connected with sunray incidence angle measuring device 2, automatic adjusting support 3 and inverter respectively.
In the present embodiment, the automatic adjusting support 3 includes column 31, and the column 31 includes upper pillar stand 311 under
Column 312.Be equipped with cavity for accommodating servo motor 32 inside the lower pillar stand 312, the connecting rod of the servo motor 32 with
Upper pillar stand 311 is connected.Servo motor 32 starts, and upper pillar stand 311 is driven to rotate.Annular is preferably provided at the top of the lower pillar stand 312
Sliding slot, the upper pillar stand 311 are equipped with multiple support columns, and the support column lower part is equipped with the ball that can be slided in the annular groove
Shape block.Can be more stable when rotation, while the service life of equipment can also be extended.311 top of upper pillar stand is connected with fixed link
33, the fixed link 33 and the photovoltaic module 1 are hinged, are additionally provided with crossbeam 34 on the upper pillar stand 311, on the crossbeam 34
It is provided with cylinder 35 and (preferably passes through the inclined-plane triangle fixed block phase parallel with photovoltaic module 1 between crossbeam 34 and cylinder 35
Even, keep cylinder 35 vertical with photovoltaic module 1, so that the rotates effe of photovoltaic module 1 is good), the telescopic rod and light of the cylinder 35
1 bottom of component is lied prostrate to be connected.Servo motor 32, laser beam analyzer, cylinder 35 are connected with controller.
In the present embodiment, the sunray incidence angle measuring device 2 uses laser beam analyzer.
In the present embodiment, the photovoltaic module 1 includes the glass cover-plate 17 mutually fastened and U-shaped frame 16, is set to U
Cell piece 11 in shape frame 16, positioned at 11 two sides of cell piece packaging adhesive film 12, be separately positioned on the envelopes of 11 two sides of cell piece
The foreboard 13 and backboard 14 on glue film are filled, 14 back side of backboard is equipped with radiating piece 15.15 advantageous cross sections of radiating piece are
" L " font comprising the cooling base 151 of rectangular plate and along one end of the cooling base 151 it is vertically extending it is rectangular dissipate
It is thermally connected plate 152, a side surface of the cooling base 151 is equipped with an annular slot 153,153 internal buckle of annular slot
Conjunction is connected with a heat dissipation frame 154, is equipped with multiple Window type radiating fins 155 around the heat dissipation frame 154.
Embodiment of above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The people of art understands the content of the utility model and is implemented, and does not limit the protection scope of the present invention, and all
According to the equivalent change or modification that the spirit of the present invention is substantially done, should all cover within the protection scope of the present utility model.
Claims (6)
1. a kind of photovoltaic system, comprising:
Photovoltaic module (1), for absorbing solar energy and converting solar energy into direct current power；
Sunray incidence angle measuring device (2), for measuring the incidence angle for the sunray being irradiated on photovoltaic module；
The automatic adjusting support (3) being installed below photovoltaic module, changes for the variation with the incidence angle of sunray
The direction and tilt angle of itself；
Inverter, it is corresponding to the photovoltaic module to connect, the direct current power is converted into grid-connected output after AC power；
Controller is connected with sunray incidence angle measuring device (2), automatic adjusting support (3) and inverter respectively.
2. photovoltaic system according to claim 1, it is characterised in that: the automatic adjusting support (3) includes column (31),
The column (31) includes upper pillar stand (311) and lower pillar stand (312), is equipped with inside the lower pillar stand (312) for accommodating servo
The connecting rod of the cavity of motor (32), the servo motor (32) is connected with upper pillar stand (311), and upper pillar stand (311) top connects
Have fixed link (33), the fixed link (33) and the photovoltaic module (1) hingedly, are additionally provided with cross on the upper pillar stand (311)
Beam (34) is provided with cylinder (35) on the crossbeam (34), telescopic rod and photovoltaic module (1) bottom phase of the cylinder (35)
Even.
3. photovoltaic system according to claim 2, it is characterised in that: annular groove is equipped at the top of the lower pillar stand (312),
The upper pillar stand (311) is equipped with multiple support columns, and the support column lower part is equipped with the spherical shape that can be slided in the annular groove
Block.
4. photovoltaic system according to claim 1, it is characterised in that: the sunray incidence angle measuring device (2) is adopted
Use laser beam analyzer.
5. photovoltaic system according to claim 1, it is characterised in that: the photovoltaic module (1) includes the glass mutually fastened
Glass cover board (17) and U-shaped frame (16), are located at cell piece (11) two sides at the cell piece (11) being set in U-shaped frame (16)
Packaging adhesive film (12), the foreboard (13) being separately positioned on the packaging adhesive film of cell piece (11) two sides and backboard (14), the back
Plate (14) back side is equipped with radiating piece (15).
6. photovoltaic system according to claim 5, it is characterised in that: radiating piece (15) cross section is " L " font,
Cooling base (151) including rectangular plate and along the vertically extending rectangular heat dissipation connection in one end of the cooling base (151)
One side surface of plate (152), the cooling base (151) is equipped with an annular slot (153), in the annular slot (153)
Being fastened and connected has a heat dissipation frame (154), and multiple Window type radiating fins (155) are equipped with around the heat dissipation frame (154).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820848249.1U CN208782756U (en) | 2018-06-01 | 2018-06-01 | Photovoltaic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820848249.1U CN208782756U (en) | 2018-06-01 | 2018-06-01 | Photovoltaic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782756U true CN208782756U (en) | 2019-04-23 |
Family
ID=66148881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820848249.1U Expired - Fee Related CN208782756U (en) | 2018-06-01 | 2018-06-01 | Photovoltaic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208782756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964582A (en) * | 2018-06-01 | 2018-12-07 | 张家港国龙新能源有限公司 | photovoltaic system |
-
2018
- 2018-06-01 CN CN201820848249.1U patent/CN208782756U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964582A (en) * | 2018-06-01 | 2018-12-07 | 张家港国龙新能源有限公司 | photovoltaic system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20200601 |
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| CF01 | Termination of patent right due to non-payment of annual fee |