CN203275588U - Experiment device for solar cell characteristics - Google Patents
Experiment device for solar cell characteristics Download PDFInfo
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- CN203275588U CN203275588U CN 201320310830 CN201320310830U CN203275588U CN 203275588 U CN203275588 U CN 203275588U CN 201320310830 CN201320310830 CN 201320310830 CN 201320310830 U CN201320310830 U CN 201320310830U CN 203275588 U CN203275588 U CN 203275588U
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- solar cell
- light source
- adjustable potentiometer
- solar panels
- experiment device
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Abstract
The utility model discloses an experiment device for solar cell characteristics. The experiment device includes a circuit board, a light source, an ammeter and a voltmeter. Two solar panels, an adjustable potentiometer and two terminals are arranged on the circuit board, wherein the two solar panels are connected with the two terminals respectively, and the adjustable potentiometer is used for adjusting the resistance between the two solar panels. The ammeter is used for measuring the current strength of the adjustable potentiometer. The voltmeter is used for measuring the voltage of the two ends of the adjustable potentiometer. The light source is used for providing light energy for the two solar panels. In the experiment device for solar cell characteristics provided by the utility model, a common incandescent lamp or natural sunlight is employed as the light source, and common universal meters are employed as the voltmeter and the ammeter, so that cost of the device is reduced; and a resistance value of an adjustable load can be directed read through a pointer type potentiometer, which facilitates measuring. The experiment device for solar cell characteristics is simple in theory, convenient to operate, and small in size. The experiment device for solar cell characteristics is portable, since no external power source is needed by the entire device, when natural sunlight is employed as the light source to carry out measurements.
Description
Technical field
The utility model relates to a kind of solar cell characteristic experimental apparatus, belongs to the photoelectricity test field.
Background technology
Solar cell is with materials such as semiconductor silicon, selenium, the luminous energy of the sun to be become the device of electric energy.Solar cell has that reliability is high, the life-span is long, the conversion efficiency advantages of higher, can do the power supply of artificial satellite, navigation light, transistor etc.Solar module is combination of monomers to be got up become electric energy for people to use transform light energy, and market outlook are very wide.Be when the illumination to the purpose of solar cell electric performance test, measure solar cell under the irradiance condition of regulation and under the certain load of external circuit, output to the electric current of load and the voltage at battery two ends.The relation curve of electric current and voltage is called the solar cell volt-ampere characteristic, and it is the important parameter of solar cell quality.The solar cell tester that is used at present teaching is integrated with a plurality of chunks such as standard sources, test circuit, solar cell, tunable load, has the shortcomings such as cost is high, structure relative complex.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, and a kind of low-cost solar cell characteristic experimental apparatus is provided, and is used for research solar cell characteristic.
The purpose of this utility model is to be achieved by following technical proposals:
A kind of solar cell characteristic experimental apparatus, comprise circuit board, light source, reometer and voltage table, be furnished with two solar panels, adjustable potentiometer and two binding posts on described circuit board, form series connection between two solar panels, respectively with two binding posts of two solar panels are connected, adjustable potentiometer is used for regulating the resistance between two solar panels, reometer is used for measuring the strength of current of adjustable potentiometer, voltage table is used for measuring the voltage at adjustable potentiometer two ends, and light source provides luminous energy to solar panel.
As the further improved technical scheme of the utility model, adjustable potentiometer is pointer readable potentiometer.
As the further improved technical scheme of the utility model, described light source is sunshine.
As the further improved technical scheme of the utility model, described light source is incandescent lamp.
Compared with prior art, the advantage that the utlity model has has: solar cell characteristic experimental apparatus of the present utility model, light source adopts common incandescent lamp or natural sunshine, and voltage table and reometer adopt general universal electric meter, can effectively reduce the cost of device; The pointer-type potentiometer can directly be read the size of tunable load resistance, is convenient for measuring.And this principle of device is simple, and easy to operate, volume is little.When light source adopted the nature sunshine to measure, whole device did not need external power supply, and is suitable portable, has wide practical use and very large commercial value.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Embodiment
As shown in Figure 1, the utility model device comprises circuit board 1, light source 2, reometer 3 and voltage table 4, be furnished with two solar panels 5, adjustable potentiometer 6 and two binding posts 7 on described circuit board, 5 respectively with two binding posts 7 of two solar panels are connected, directly be connected between two solar panels 5, adjustable potentiometer 6 is used for regulating the resistance between two solar panels 5, reometer 3 is used for measuring the strength of current of adjustable potentiometer 6, voltage table 4 is used for measuring the voltage at adjustable potentiometer 6 two ends, and light source provides luminous energy to solar panel.Light source 2 is the 40W incandescent lamp, is 10cm from 2 solar panels, 5 distances.Solar panel 5 is the polysilicon solar cell plate, and dimensions is 60mm*30mm, and the standard output voltage/current is 2V/35mA, and permissible error is+5%, and working temperature is-20 to+85 degrees centigrade.It is the pointer potentiometer of 1K Ω that adjustable potentiometer 6 adopts the nominal maximum value, and electrical characteristics power is 1.6W, and maximum working voltage is 160V, and working range is wide; Standard resistance range is 0 Ω-1K Ω, and mechanical trip is 3600 ° ± 10 °, and the resistance tolerance is ± 5%, and tolerance is little; Linear precision is ± 0.1%～± 1%, and precision is high.
Regulate the resistance size of adjustable potentiometer 6, record the reading of reometer 3 and voltage table 4 under different resistances, can obtain the volt-ampere characteristic of solar cell.
Light source also can adopt the nature sunshine.
Claims (4)
1. solar cell characteristic experimental apparatus, comprise circuit board, light source, reometer and voltage table, be furnished with two solar panels, adjustable potentiometer and two binding posts on described circuit board, form series connection between two solar panels, respectively with two binding posts of two solar panels are connected, adjustable potentiometer is used for regulating the resistance between two solar panels, reometer is used for measuring the strength of current of adjustable potentiometer, voltage table is used for measuring the voltage at adjustable potentiometer two ends, and light source provides luminous energy to solar panel.
2. solar cell characteristic experimental apparatus according to claim 1, it is characterized in that: adjustable potentiometer is pointer readable potentiometer.
3. the described solar cell characteristic experimental apparatus of any one according to claim 1 to 2, it is characterized in that: described light source is sunshine.
4. the described solar cell characteristic experimental apparatus of any one according to claim 1 to 2, it is characterized in that: described light source is incandescent lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320310830 CN203275588U (en) | 2013-06-01 | 2013-06-01 | Experiment device for solar cell characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320310830 CN203275588U (en) | 2013-06-01 | 2013-06-01 | Experiment device for solar cell characteristics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275588U true CN203275588U (en) | 2013-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320310830 Expired - Fee Related CN203275588U (en) | 2013-06-01 | 2013-06-01 | Experiment device for solar cell characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203275588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341084A (en) * | 2016-10-21 | 2017-01-18 | 安徽鼎晖新能源科技有限公司 | Energy-saving solar cell test bench |
-
2013
- 2013-06-01 CN CN 201320310830 patent/CN203275588U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341084A (en) * | 2016-10-21 | 2017-01-18 | 安徽鼎晖新能源科技有限公司 | Energy-saving solar cell test bench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150601 |
|
| EXPY | Termination of patent right or utility model |