CN105939146A - Photovoltaic module with automatic sun-tracking function - Google Patents
Photovoltaic module with automatic sun-tracking function Download PDFInfo
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- CN105939146A CN105939146A CN201610520258.3A CN201610520258A CN105939146A CN 105939146 A CN105939146 A CN 105939146A CN 201610520258 A CN201610520258 A CN 201610520258A CN 105939146 A CN105939146 A CN 105939146A
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- 238000005516 engineering process Methods 0.000 description 3
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Classifications
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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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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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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Abstract
The invention discloses a photovoltaic module with an automatic sun-tracking function. The photovoltaic module comprises a module frame, photovoltaic cell pieces, multiple rotary shafts, a motor, a control box, a ray tracing apparatus, a transmission apparatus and an angle sensor, wherein the multiple rotary shafts are arranged on the module frame in parallel; the photovoltaic cell pieces are arranged on the corresponding rotary shafts and rotate along therewith; the transmission apparatus is arranged on the rotary shafts; the motor is connected with the transmission apparatus, and the motor drives the photovoltaic cell pieces to rotate synchronously through the transmission apparatus; the control box comprises a main control system and a power supply system; the main control system comprises a signal input module and a motor signal output module; the motor is connected with the motor signal output module of the main control system; the ray tracing apparatus and the angle sensor are both connected with the main control system; and the angle sensor is arranged on the photovoltaic cell pieces and used for collecting the real-time inclination angle of the photovoltaic cell pieces, and transfers the signals to the control box. The conventional photovoltaic module and the photovoltaic module provided by the invention are effectively combined under the condition of the limited land area, so that the power generation efficiency of the photovoltaic module is greatly improved.
Description
Technical field
The present invention relates to a kind of formula photovoltaic module the most day by day, can be used for improving the generating efficiency of photovoltaic module, under conditions of various installing spaces limited (roof, external wall), make full use of solar energy resources and realize the generating efficiency maximization of photovoltaic module.Belong to environmental protection tests technical field.
Background technology
There is on a large scale for a long time haze weather in China in recent years, to the environment of our life and self cause many infringements, and greatly develops the only way that regenerative resource green, free of contamination is human kind sustainable development.Therefore active development and utilize new forms of energy, improves energy resource structure, improves environmental conservation, could take the good opportunity, and seize the strategic high ground of economic growth in the new round industrial revolution in technology development.
New forms of energy all multi-form in, the most strikingly solar energy because its aboundresources, inexhaustible, and in use effect on environment is little.Especially in China, photovoltaic plant has spread all over motherland on both sides of the Changjiang River.
Photovoltaic generation is by being to utilize the photovoltaic effect of interface that luminous energy is directly translated into a kind of technology of electric energy.Photovoltaic module (being also solar panel) is the core in solar power system, is also most important part in solar power system, and its effect is to convert solar energy into electrical energy.Photovoltaic module solar battery sheet forms, owing to electric current and the voltage of monolithic solar cell sheet are the least, so we can form large-area photovoltaic module after tens solar battery sheet connection in series-parallel.The photovoltaic module that peak power is 265Wp of the most relatively main flow, is consisted of connection in series-parallel 60 solar battery sheets such as at present.Conventional 265W polysilicon photovoltaic module, size of components is 1650x992x40mm, by 60(6x10) sheet cell piece forms, cell piece a size of 156x156mm.
In the system utilizing solar energy power generating, guarantee that the solar components generated energy installed reaches the highest, must choose optimal inclination angle, inclination angle is the angle of solar cell array plane and level ground, and optimal inclination angle is to make solaode annual electricity generating capacity the biggest.
Optical sensor is by obtaining light intensity, light angle, the difference of sky zones of different light intensity, judge position of sun, then drive direct current generator, the rotary shaft after driven by motor solar cell back that the sun is tracked, to realize the efficiency maximization of photovoltaic module generating.
The installation form of photovoltaic components in photovoltaic plant is roughly divided into two kinds at present: one, use the mode of support fixed angle to carry out mounting assembly, this kind mode assembly inclination angle is non-adjustable and floor space is big, in short supply for present land resource, levy leased land price overgrowing today, cost increase the heaviest burden is too increased for investor.Two, oblique single shaft, dual-axis tracking system, both systems are all dependent on the rotation of support to adjust the angle of assembly to follow the trail of position of sun, both generating efficiencies are higher, but its support cost puts into the highest and takes up an area big, installation cost height, O&M is more difficult, tracking support is stood high above the masses, and cleans difficulty.The production relative maturity of existing fixed type photovoltaic component process, it is substantially the production of modularity, streamline, the angle of adjustment photovoltaic bracket is only relied on to make component efficiency promote for improving the generating efficiency of photovoltaic module, but for roof and external wall, space is extremely limited, the weight support frame of adjustable-angle, relatively costly, fixed angle installation photovoltaic component can only be used, fixed assembly generating efficiency so can be caused to be substantially reduced.
Summary of the invention
Purpose: in order to overcome the deficiencies in the prior art, the present invention provides a kind of from formula photovoltaic module day by day.
Technical scheme: for solving above-mentioned technical problem, the technical solution used in the present invention is:
It is a kind of from formula photovoltaic module day by day, it is characterised in that: include module frame, photovoltaic cell, rotary shaft, motor, control chamber, ray tracing apparatus, actuating device, angular transducer；
Being arranged with multiple rotary shaft on module frame in parallel, photovoltaic cell arranges and on the rotating shaft and rotates with rotary shaft；Being provided with actuating device in rotary shaft, motor is connected with actuating device, and drives photovoltaic cell synchronous axial system together by actuating device；
Control chamber includes master control system and power-supply system；Master control system includes signal input module, motor signal output module；Motor is connected with the motor signal output module of master control system, and ray tracing apparatus, angular transducer are all connected with master control system；
Described angular transducer is arranged on photovoltaic cell, for gathering the real-time inclination angle of photovoltaic cell, and signal is passed to control chamber.
Described formula photovoltaic module the most day by day, it is characterised in that: power-supply system includes photovoltaic cell input module, inversion output module, motor output module, photovoltaic cell output module.
Described formula photovoltaic module the most day by day, it is characterised in that: described master control system also includes data interaction interface, man machine interface or working station indicator.
Described formula photovoltaic module the most day by day, it is characterized in that: described actuating device is gear and belt, rotary shaft at least one end is provided with gear, and by belt, all gears are connected, at least a part of which one gear is driving gear, motor is connected with driving gear, and by belt drive travelling gear synchronous axial system together.
Described formula photovoltaic module the most day by day, it is characterised in that: described actuating device is bar linkage structure.Driving the belt of rotation of photovoltaic cell, gear structure can also be transformed into bar linkage structure, replacing form reaches this tracking effect.
Described formula photovoltaic module the most day by day, it is characterised in that: described motor is direct current generator or alternating current generator.
Preferably, described formula photovoltaic module the most day by day, it is characterised in that: described rotary shaft is arranged on the center of photovoltaic cell.
Beneficial effect: the one that the present invention provides is from formula photovoltaic module day by day, have the advantage that the structure of the photovoltaic cell for general components is optimized, in the case of land area is limited, both are effectively combined, it is achieved photovoltaic module generating efficiency significantly promotes.Adding motor, ray tracing apparatus, angular transducer, control chamber in the present invention, in control chamber, master control system is responsible for processing the Lighting information of input, and subsequent signal drives direct current generator to adjust photovoltaic cell angle；Power-supply system is powered by various modules to components and parts in system (direct current generator, central processing unit etc.) and is furnished with output module so that the organic cooperation of electric energy the most at last power transmission are to electrical network.Cell piece can automatically adjust angle to follow the trail of position of sun according to light conditions, and under various working conditions, (roof, external wall, ground, the water surface etc.) all can guarantee that its higher generating efficiency.Support height is without raising, and O&M cleaning etc. is the most more convenient.Alleviate land used anxiety, land used levies the situation that rent is growing, also has facilitation for improving generated energy, substantially increases project yield rate for investor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A-A profile of Fig. 1；
Fig. 3 is the schematic diagram of control chamber in the present invention；
Fig. 4 is the workflow diagram of the present invention；
In figure: module frame 1, photovoltaic cell 2, rotary shaft 3, direct current generator 4, control chamber 5, ray tracing apparatus 6, driving gear 7, travelling gear 8, belt 9, angular transducer 10.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further described.
As depicted in figs. 1 and 2, a kind of from formula photovoltaic module day by day, including module frame 1, photovoltaic cell 2, rotary shaft 3, low-power consumption direct current generator 4, control chamber 5, ray tracing apparatus 6, driving gear 7, travelling gear 8, belt 9, angular transducer 10；
Being arranged with multiple rotary shaft 3 on module frame 1 in parallel, photovoltaic cell 2 is arranged in rotary shaft 3 and rotates with rotary shaft 3；At least one end of rotary shaft 3 is provided with gear, and by belt 9, all gears (driving gear 7 and travelling gear 8) are connected, at least a part of which one gear is driving gear, and direct current generator 4 is connected with driving gear 7, and by belt 9 band nutating gear 8 synchronous axial system together；
In the present embodiment, photovoltaic cell 2 is firm with rotary shaft 3 fixing, and rotary shaft 3 runs through module frame 1.Often row's (totally 6 row) horizontal 10 photovoltaic cells are fixing on the rotating shaft, rotate with rotary shaft.Control chamber 5, direct current generator 4, ray tracing device 6 are installed in assembly back.
As it is shown on figure 3, control chamber 5 includes master control system and power-supply system；Master control system includes signal input module, direct current generator signal output module, man machine interface, data interaction interface；Power-supply system includes photovoltaic cell input module, inversion output module, direct current generator output module, photovoltaic cell output module.Power-supply system, overall power supply is had to take from the unidirectional current that photovoltaic module sends in control chamber.
Direct current generator 4 is connected with the direct current generator signal output module of master control system, and ray tracing apparatus 6, angular transducer 10 are all connected with the signal input module of master control system；
Described angular transducer 10 is arranged on photovoltaic cell 2, for gathering the real-time inclination angle of photovoltaic cell, and signal is passed to control chamber,
Ray tracing apparatus 6 effect be gather the data such as real-time solar azimuth, light intensity, angle after process.
Gear (driving gear 7 and travelling gear 8) is integrally fixed in rotary shaft 3, after direct current generator 4 receives signal, drives driving gear 7, drives belt 9, and belt drives remaining travelling gear 8 again, thus reaches all photovoltaic cells 2 and follow the unified rotation of solar azimuth.Angular transducer 10 is responsible for gathering the real-time inclination angle of photovoltaic cell, and by wireless module, signal is passed to control chamber.
Master control system is by accepting the data such as the light intensity of ray tracing apparatus 6, angular, add the data at the real-time inclination angle of photovoltaic cell 2 that angular transducer 10 gathers, deliver to central processing unit, process through data, send and drive signal to direct current generator 4, to adjust the angle of photovoltaic cell to optimum angle of incidence, it is thus achieved that maximum generating watt.
There is data communication between master control system and power-supply system, obtain the alternating current power supply needed for energy data, power-supply system supply master control system.Master control system also contains man machine interface, it is possible to shows real-time running data and is capable of relevant control function.Master control system also includes data interaction interface, it is possible to sets up with External Access Equipment and contacts.
Power-supply system input module takes from the unidirectional current that photovoltaic cell sends, and is powered to direct current generator, master control system etc. by the modules of self.The direct current energy that remaining photovoltaic cell is sent by the output module of power-supply system delivers to electrical network by inversion boosting, and grid company gives the subsidy of investor's degree electricity according to electric energy metrical.
As shown in Figure 4, workflow for the present invention: ray tracing apparatus 6 processes after gathering the data such as real-time solar azimuth, light intensity, angle, pass data to control chamber 5, control chamber 5 processes according to the data of ray tracing apparatus 6 and the data of angular transducer 10, and control chamber 5 controls direct current generator 4 according to data processed result.Direct current generator 4 drives the driving gear 7 of driving shaft, by belt 9 band nutating gear 8, thus all photovoltaic cells 2 realizing assembly follow sun's motion direction, the continuous acquisition angles data Real-time Feedback of period angular transducer 10 is to control chamber 5 master control system, photovoltaic cell 2 is made to be maintained at optimum angle of incidence with sunlight as far as possible, it is ensured that the maximization of instant generated energy.
The above is only the preferred embodiment of the present invention; it is noted that, for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (7)
1. one kind from formula photovoltaic module the most day by day, it is characterised in that: include module frame, photovoltaic cell, rotary shaft, motor, control chamber, ray tracing apparatus, actuating device, angular transducer；
Being arranged with multiple rotary shaft on module frame in parallel, photovoltaic cell arranges and on the rotating shaft and rotates with rotary shaft；Being provided with actuating device in rotary shaft, motor is connected with actuating device, and drives photovoltaic cell synchronous axial system together by actuating device；
Control chamber includes master control system and power-supply system；Master control system includes signal input module, motor signal output module；Motor is connected with the motor signal output module of master control system, and ray tracing apparatus, angular transducer are all connected with master control system；
Described angular transducer is arranged on photovoltaic cell, for gathering the real-time inclination angle of photovoltaic cell, and signal is passed to control chamber.
It is the most according to claim 1 from formula photovoltaic module day by day, it is characterised in that: power-supply system includes photovoltaic cell input module, inversion output module, motor output module, photovoltaic cell output module.
It is the most according to claim 1 from formula photovoltaic module day by day, it is characterised in that: described master control system also includes data interaction interface, man machine interface or working station indicator.
The most according to claim 1 from formula photovoltaic module day by day, it is characterized in that: described actuating device is gear and belt, rotary shaft at least one end is provided with gear, and by belt, all gears are connected, at least a part of which one gear is driving gear, motor is connected with driving gear, and by belt drive travelling gear synchronous axial system together.
It is the most according to claim 1 from formula photovoltaic module day by day, it is characterised in that: described actuating device is bar linkage structure.
It is the most according to claim 1 from formula photovoltaic module day by day, it is characterised in that: motor is direct current generator or alternating current generator.
7. according to the formula photovoltaic module the most day by day described in any one of claim 1 to 6, it is characterised in that: described rotary shaft is arranged on the center of photovoltaic cell.
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| CN201610520258.3A CN105939146A (en) | 2016-07-04 | 2016-07-04 | Photovoltaic module with automatic sun-tracking function |
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| CN201610520258.3A CN105939146A (en) | 2016-07-04 | 2016-07-04 | Photovoltaic module with automatic sun-tracking function |
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Cited By (4)
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| CN108173501A (en) * | 2018-03-19 | 2018-06-15 | 臧其蒙 | The automatic wind and solar integrated formula power station of pole type day by day |
| CN113315464A (en) * | 2021-07-06 | 2021-08-27 | 阳光电源股份有限公司 | Blade device, photovoltaic power generation system and photovoltaic power generation control method |
| CN113992127A (en) * | 2020-07-27 | 2022-01-28 | 华为数字能源技术有限公司 | Photovoltaic tracking support rotating system and controller |
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| CN113992127A (en) * | 2020-07-27 | 2022-01-28 | 华为数字能源技术有限公司 | Photovoltaic tracking support rotating system and controller |
| CN113315464A (en) * | 2021-07-06 | 2021-08-27 | 阳光电源股份有限公司 | Blade device, photovoltaic power generation system and photovoltaic power generation control method |
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Application publication date: 20160914 |