CN206640554U - A kind of double-sided solar battery test equipment - Google Patents
A kind of double-sided solar battery test equipment Download PDFInfo
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- CN206640554U CN206640554U CN201720200531.4U CN201720200531U CN206640554U CN 206640554 U CN206640554 U CN 206640554U CN 201720200531 U CN201720200531 U CN 201720200531U CN 206640554 U CN206640554 U CN 206640554U
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- solar battery
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- sided solar
- test equipment
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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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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
It the utility model is related to a kind of double-sided solar battery test equipment, including light source, first probe is arranged, double-sided solar battery, reflective thing, the control system that second probe is arranged and is connected with first probe row and second probe row, first probe is ranked between the light source and the double-sided solar battery, second probe is ranked between the reflective thing and the double-sided solar battery, the double-sided solar battery is located between first probe row and second probe row, the first probe row includes some first probes, the second probe row includes some second probes, first probe and the second probe are uniformly distributed in the two sides of the double-sided solar battery respectively.Double-sided solar battery test equipment provided by the utility model, simulates the actual use scene of double-sided solar battery, and measures the photoelectric transformation efficiency of double-sided solar battery.
Description
Technical field
It the utility model is related to technical field of solar batteries, more particularly to a kind of double-sided solar battery test equipment.
Background technology
Solar cell is that one kind effectively absorbs solar radiant energy, and electric energy is converted optical energy into using photovoltaic effect
Device, when solar irradiation is in semiconductor P-N junction (P-N Junction), form new hole-electron to (V-E pair),
In the presence of P-N junction electric field, hole flows to P areas by N areas, and electronics flows to N areas by P areas, and electric current is just formed after connecting circuit.By
Solar energy is then converted into the solid semiconductor device of electric energy using the photovoltaic effect of various potential barriers, therefore the also known as sun
Energy battery or photovoltaic cell, it is the significant components of solar array power-supply system.Solar cell mainly has crystal silicon (Si) electric
Pond, III-V semi-conductor cell (GaAs, Cds/Cu2S, Cds/CdTe, Cds/InP, CdTe/Cu2Te), no machine battery are organic
Battery etc., wherein crystal silicon solar batteries occupy market mainstream leading position.
The stock of crystal silicon solar batteries is p-type of the purity up to 0.999999, resistivity more than 10 Europe centimetre
Monocrystalline silicon, the solar cell of industry main flow are one side light solar cell, including front matte, front p-n junction, front subtract
The parts such as reflectance coating, positive backplate.With the development of technology, double-side photic solar cell will because photoelectric transformation efficiency is high
Gradually moved towards the industrialization big production from laboratory, but can simulate actual use scene without a kind of equipment in the market,
The photoelectric transformation efficiency of double-sided solar battery is measured, therefore, it is necessary to propose a kind of double-sided solar battery test equipment, is used
In making up current gaps in market.
The utility model proposes a kind of double-sided solar battery test equipment, the actual use of double-sided solar battery is simulated
Scene, and measure the photoelectric transformation efficiency of double-sided solar battery.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of double-sided solar battery test equipment, and simulation is two-sided too
The actual use scene of positive energy battery, and measure the photoelectric transformation efficiency of double-sided solar battery.
In order to solve the above-mentioned technical problem, the utility model proposes a kind of double-sided solar battery test equipment, including light
Source, the first probe row, double-sided solar battery, reflective thing, the second probe row and with first probe row and described second
The control system that probe row is connected, first probe are ranked between the light source and the double-sided solar battery, institute
State the second probe to rank between the reflective thing and the double-sided solar battery, the double-sided solar battery is positioned at described
First probe is arranged between second probe row, and the first probe row includes some first probes, the second probe row
Including some second probes, first probe and the second probe are uniformly distributed in the two of the double-sided solar battery respectively
Face, the first probe row and the second probe row's synchronous axial system, and drive the double-sided solar battery to rotate.
Preferably, the reflective thing is reflective mirror, cement wall surface, cement flooring, lawn, the water surface, snowfield or soil face.
Preferably, the first probe row is arranged along clockwise and/or dynamic, angle of rotation of walking around counterclockwise with second probe
It is 0 ° to 90 ° to spend scope.
Preferably, the light source is xenon lamp, and the quantity of the light source is 1-10, the light source and the double-sided solar
Spacing between battery is 2-100cm.
Preferably, the quantity of the light source is 2-10, and the light source is uniformly distributed in the double-sided solar battery
Side.
Preferably, first probe row includes 2-8 and ranked first probe, and often row includes individual first probes of 5-20, and described the
One probe is uniformly distributed in the one side of the double-sided solar battery in array；
Second probe is distributed on the second probe row in array, wherein second probe row includes 2-8
Probe is ranked second, often row includes 5-20 the second probes, and second probe is uniformly distributed in the two-sided sun in array
The another side of energy battery.
Preferably, the double-sided solar battery is N-type solar cell.
Preferably, the double-sided solar battery is p-type double-sided solar battery, the p-type double-sided solar battery bag
Include the silver-colored main grid of the back of the body, alum gate line, back side silicon nitride, backside oxide aluminium film, P-type silicon, N-type emitter stage, front side silicon nitride film and just
Silver electrode；The back side silicon nitride, backside oxide aluminium film, P-type silicon, N-type emitter stage, front side silicon nitride film and positive silver electrode from
Under it is supreme stack gradually connection, the back side silicon nitride and backside oxide aluminium film formed after lbg 30-500 it is flat
The lbg area that row is set, setting at least 1 group of lbg unit in each lbg area；Every alum gate line is located at each
Below lbg area, the alum gate line is connected by lbg area with P-type silicon；The alum gate line is vertical with carrying on the back silver-colored main grid to be connected
Connect.
Preferably, first probe is made up of the metal or alloy conducting electricity very well；
Second probe is made up of the metal or alloy conducting electricity very well.
Preferably, first probe has gold, billon or silver to be made；
Second probe has gold, billon or silver to be made.
Compared with prior art, the beneficial effects of the utility model are：
Double-sided solar battery test equipment provided by the utility model, employs radiation spectrum Energy distribution and daylight phase
Close xenon lamp, to the spacing between the light source and the double-sided solar battery, distribution of light sources is in the double-sided solar
The distribution situation of battery surface, the material of first probe and the second probe and its is distributed in the double-sided solar battery two
The distribution situation in face, rational optimization is carried out and has limited, simulated the double-sided solar battery and actually use occasion by not
The same continually changing irradiating angle of reflective thing reflected sunlight and sunshine, ensure that the two-sided sun to greatest extent
The accuracy and objectivity of energy battery test apparatus measurement.
Brief description of the drawings
Fig. 1 is the structural representation of double-sided solar battery test equipment device provided by the utility model.
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings with it is excellent
Selecting embodiment, the utility model is described in further detail.
As shown in figure 1, a kind of double-sided solar battery test equipment, including light source 1, the first probe row 2, double-sided solar
Battery 3, reflective thing 4, the second probe row 5 and the control system being connected with first probe row 2 and second probe row 5
System 6, between the light source 1 and the double-sided solar battery 3, the second probe row 5 is located at the first probe row 2
Between the reflective thing 4 and the double-sided solar battery 3, the double-sided solar battery 3 be located at first probe row 2 with
Between the second probe row 5, the first probe row 2 includes some first probes 21, and the second probe row 5 includes some
Second probe 51, the probe 51 of the first probe 21 and second are uniformly distributed in the two of the double-sided solar battery 3 respectively
Face, the first probe row 2 and the second probe arrange 5 synchronous axial systems, and drive the double-sided solar battery 3 to rotate.
The light source 1 is xenon lamp, and the quantity of the light source 1 is 1-10, is configured with specific reference to being actually needed, works as institute
When the quantity for stating light source 1 is 2 or more than 2, the light source 1 is uniformly distributed in the side of the double-sided solar battery 3,
Spacing between the light source 1 and the double-sided solar battery 3 is 2-100cm.
Herein it should be noted that firstly, since there is xenon lamp radiation spectrum Energy distribution to be close with daylight, continuous light
The spatial distribution of spectrum part is almost unrelated with the change of xenon lamp input power, and spectral power distribution is also almost unchanged in lifetime,
Light, electrical parameter uniformity are good, and working condition is influenceed small by change of external conditions, and xenon lamp is almost instantaneous once burning-point
Reach stable light output；After lamp goes out, can instantaneously again burning-point the advantages that, fully ensured that double-sided solar battery test is set
The standby accuracy for testing the double-sided solar battery；Secondly, it is described when the quantity of the light source 1 is 2 or more than 2
Light source 1 is uniformly distributed in the side of the double-sided solar battery 3, for ensureing the side of the double-sided solar battery 3
Surface is uniformly by the irradiation of the light source 1, so as to further ensure the double-sided solar battery test equipment test
Accuracy；Finally, when the 2cm that is smaller than between the light source 1 and the double-sided solar battery 3, the light source 1 and institute
State that the distance between double-sided solar battery 3 is too small, cause light source to be uniformly irradiated to the double-sided solar battery
On surface, the photoelectric transformation efficiency of the double-sided solar battery 3 is influenceed, the objectivity of test equipment test has been run counter to, has worked as institute
State the spacing between light source 1 and the double-sided solar battery 3 and be more than 100cm, the light source 1 and the double-sided solar battery
The distance between 3 is excessive, and the light intensity for reaching the surface of double-sided solar battery 3 reduces, and influences the double-sided solar battery 3
Photoelectric transformation efficiency, run counter to test equipment test objectivity, therefore, by the light source 1 and the double-sided solar electricity
The distance between pond 3 is arranged in the range of the utility model states, to ensure to measure the light of double-sided solar battery 3
The objectivity and accuracy of photoelectric transformation efficiency.
The first probe row 2 is described double for measuring between the double-sided solar battery 3 and the light source 1
The electric current and voltage of the one side output of face solar cell 3, it includes some first probes 21, specifically, first probe
21 are distributed on the first probe row 2 in array, wherein first probe row 2 ranked first probe 21 including 2-8, often arrange
Including 5-20 the first probes 21, first probe 21 is uniformly distributed in the one of the double-sided solar battery 3 in array
Face, for ensureing that different zones can be detected on the double-sided solar battery, to ensure the double-sided solar electricity
The objectivity and accuracy of pond test equipment test.
More preferably, first probe 21 is made up of the metal or alloy conducting electricity very well, specifically, first probe
21 have gold, billon or silver to be made, and herein, because the probe resistance to conduct electricity very well is small, it is to the double-sided solar battery 3
Electric current and voltage output influence very little, so as to ensure that the visitor for the photoelectric transformation efficiency for testing the double-sided solar battery
The property seen and accuracy.
The double-sided solar battery 3 is located between first probe row 2 and second probe row 5, is easy to described
Double-sided solar battery is measured.The double-sided solar battery 3 can be p-type double-sided solar battery or N-type solar-electricity
Pond, the type of the double-sided solar battery is selected with specific reference to needs of production；In the present embodiment, the double-sided solar
Battery 3 is p-type double-sided solar battery, and the p-type double-sided solar battery includes carrying on the back silver-colored main grid, alum gate line, back side silicon nitride silicon
Film, backside oxide aluminium film, P-type silicon, N-type emitter stage, front side silicon nitride film and positive silver electrode；The back side silicon nitride, the back side
Pellumina, P-type silicon, N-type emitter stage, front side silicon nitride film and positive silver electrode stack gradually connection, the back side from bottom to up
Silicon nitride film and backside oxide aluminium film form the 30-500 lbg areas be arrangeding in parallel, each laser after lbg
At least 1 group of lbg unit is set in slotted zones；Below each lbg area, the alum gate line leads to every alum gate line
Laser slotted zones are crossed with P-type silicon to be connected；The alum gate line is with carrying on the back silver-colored main grid vertical connection.
The reflective thing 4 is used for the practical application for simulating the double-sided solar battery, with specific reference to answering for reality
Depending on occasion, such as described reflective thing 4 is reflective mirror, cement wall surface, cement flooring, lawn, the water surface, snowfield or soil face.
The second probe row 5 is described for measuring between the double-sided solar battery 3 and the reflective thing 4
The electric current and voltage of the another side output of double-sided solar battery 3, it includes some second probes 51, specifically, described second
Probe 51 is distributed on the second probe row 5 in array, wherein second probe row 5 ranked second probe 51 including 2-8,
Often row includes 5-20 the second probes 51, and second probe 51 is uniformly distributed in the double-sided solar battery 3 in array
Another side, for ensureing that different zones can be detected on the double-sided solar battery 3, to ensure it is described it is two-sided too
The objectivity and accuracy of positive energy battery test apparatus test.
More preferably, second probe 51 is made up of the metal or alloy conducting electricity very well, specifically, second probe
51 have gold, billon or silver to be made, and herein, because the probe resistance to conduct electricity very well is small, it is to the double-sided solar battery 3
Electric current and the output of voltage influence very little, so as to ensure that the photoelectric transformation efficiency for testing the double-sided solar battery 3
Objectivity and accuracy.
The first probe row 2 arranges 5 synchronous axial systems with second probe, and drives 3 turns of the double-sided solar battery
Dynamic, specifically, the first probe row 2 arranges 5 along clockwise and/or dynamic, rotational angle of walking around counterclockwise with second probe
Scope is 0 ° to 90 ° so that the light source 1 irradiates the double-sided solar battery 3 from different angles, for simulating actual answer
The double-sided solar battery 3 is irradiated from different irradiating angles with occasion sunshine, the sunshine irradiation for reaching emulation is described double
The effect of face solar cell.
The control system 6 is connected with first probe row 2 and second probe row 5, the first probe row 2
The electric current and voltage of the double-sided solar battery 3 of measurement are simultaneously inputted to the control system 6, and the control system 6 is according to reception
To electric current and voltage calculate the photoelectric transformation efficiency of the double-sided solar battery one side；The measurement of second probe row 5
The another side of double-sided solar battery 3 electric current and voltage and input to the control system 6, the control system 6 is according to connecing
The electric current and voltage received calculates the photoelectric transformation efficiency of the double-sided solar battery another side；Can also be according to described
One probe row 2 and second probe row 5 input the two sides of double-sided solar battery 3 electric current and voltage, calculate it is described it is two-sided too
The photoelectric transformation efficiency on positive energy battery two sides.
Herein it should be noted that the calculation formula of photoelectric transformation efficiency is：
Wherein, I represents the output current of solar cell, and V represents the output voltage of solar cell, and intensity of sunshine is
The light source intensity of the present utility model, receive the receipts light area that light area is the double-sided solar battery.
The receipts light area of the double-sided solar battery in above formula (1) is fixed value, employs radiation spectrum energy point
The xenon lamp that cloth is close with daylight, the gap between light source and daylight is reduced to greatest extent, therefore measure the two-sided sun
The electric current and voltage of energy battery are to determine to measure the whether accurate necessary factor of the photoelectric transformation efficiency, and the utility model is to institute
The spacing between light source and the double-sided solar battery is stated, distribution of light sources is in the distribution feelings on the double-sided solar battery surface
Condition, the material of first probe and the second probe and its distribution situation for being distributed in the double-sided solar battery two sides,
Rational optimization is carried out to limit, has simulated the double-sided solar battery actual use occasion and reflected too by different reflective things
Sunlight and the continually changing irradiating angle of sunshine, it ensure that the double-sided solar battery test equipment is surveyed to greatest extent
The accuracy and objectivity of amount.
Compared with prior art, the beneficial effects of the utility model are：
Double-sided solar battery test equipment provided by the utility model, employs radiation spectrum Energy distribution and daylight phase
Close xenon lamp, to the spacing between the light source and the double-sided solar battery, distribution of light sources is in the double-sided solar
The distribution situation of battery surface, the material of first probe and the second probe and its is distributed in the double-sided solar battery two
The distribution situation in face, rational optimization is carried out and has limited, simulated the double-sided solar battery and actually use occasion by not
The same continually changing irradiating angle of reflective thing reflected sunlight and sunshine, ensure that the two-sided sun to greatest extent
The accuracy and objectivity of energy battery test apparatus measurement.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (10)
1. a kind of double-sided solar battery test equipment, it is characterised in that including light source, the first probe row, double-sided solar electricity
Pond, reflective thing, the second probe row and the control system being connected with first probe row and second probe row, it is described
First probe is ranked between the light source and the double-sided solar battery, second probe rank in the reflective thing with
Between the double-sided solar battery, the double-sided solar battery is located at first probe row and arranges it with second probe
Between, the first probe row includes some first probes, and the second probe row includes some second probes, first probe
Uniformly it is distributed in the two sides of the double-sided solar battery, the first probe row and the second probe row respectively with the second probe
Synchronous axial system, and drive the double-sided solar battery to rotate.
2. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that the reflective thing be reflective mirror,
Cement wall surface, cement flooring, lawn, the water surface, snowfield or soil face.
3. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that first probe row with it is described
Second probe row along it is clockwise and/or walk around counterclockwise it is dynamic, rotational angle range be 0 ° to 90 °.
4. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that the light source is xenon lamp, described
The quantity of light source is 1-10, and the spacing between the light source and the double-sided solar battery is 2-100cm.
5. double-sided solar battery test equipment as claimed in claim 4, it is characterised in that the quantity of the light source is 2-10
Individual, the light source is uniformly distributed in the side of the double-sided solar battery.
6. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that the first probe row includes 2-
8 ranked first probe, and often row includes 5-20 the first probes, and first probe is uniformly distributed in the two-sided sun in array
The one side of energy battery；
Second probe is distributed on second probe row in array, wherein second probe row, which includes 2-8, arranges the
Two probes, often arranging includes 5-20 the second probes, and second probe is uniformly distributed in the double-sided solar electricity in array
The another side in pond.
7. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that the double-sided solar battery is
N-type solar cell.
8. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that the double-sided solar battery is
P-type double-sided solar battery, the p-type double-sided solar battery include carrying on the back silver-colored main grid, alum gate line, back side silicon nitride, the back side
Pellumina, P-type silicon, N-type emitter stage, front side silicon nitride film and positive silver electrode；The back side silicon nitride, backside oxide aluminium
Film, P-type silicon, N-type emitter stage, front side silicon nitride film and positive silver electrode stack gradually connection, the back side silicon nitride silicon from bottom to up
Film and backside oxide aluminium film form the 30-500 lbg areas be arrangeding in parallel, each lbg area after lbg
Interior setting at least 1 group of lbg unit；For every alum gate line below each lbg area, the alum gate line passes through laser
Slotted zones are connected with P-type silicon；The alum gate line is with carrying on the back silver-colored main grid vertical connection.
9. double-sided solar battery test equipment as claimed in claim 1, it is characterised in that first probe is by electric conductivity
The good metal or alloy of energy is made；
Second probe is made up of the metal or alloy conducting electricity very well.
10. double-sided solar battery test equipment as claimed in claim 9, it is characterised in that first probe has gold, gold
Alloy or silver are made；
Second probe has gold, billon or silver to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200531.4U CN206640554U (en) | 2017-03-03 | 2017-03-03 | A kind of double-sided solar battery test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200531.4U CN206640554U (en) | 2017-03-03 | 2017-03-03 | A kind of double-sided solar battery test equipment |
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| CN206640554U true CN206640554U (en) | 2017-11-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972829A (en) * | 2017-03-03 | 2017-07-21 | 广东爱康太阳能科技有限公司 | A kind of double-sided solar battery test equipment |
-
2017
- 2017-03-03 CN CN201720200531.4U patent/CN206640554U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972829A (en) * | 2017-03-03 | 2017-07-21 | 广东爱康太阳能科技有限公司 | A kind of double-sided solar battery test equipment |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: 528100, Sanshui District, Guangdong City, Foshan Industrial Park, No. C District, No. 69 Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180130 Address after: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Co-patentee after: ZHEJIANG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |