Search result: GB/T 37240-2018
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Test and evaluation methods for light transmission property of cover glass for crystalline silicon photovoltaic module
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GB/T 37240-2018
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| Standard ID | GB/T 37240-2018 (GB/T37240-2018) | | Description (Translated English) | Test and evaluation methods for light transmission property of cover glass for crystalline silicon photovoltaic module | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q37 | | Classification of International Standard | 81.040.30 | | Word Count Estimation | 10,148 | | Date of Issue | 2018-12-28 | | Date of Implementation | 2019-07-01 |
GB/T 37240-2018
Test and evaluation methods for light transmission property of cover glass for crystalline silicon photovoltaic module
ICS 81.040.30
Q37
National Standards of People's Republic of China
Crystalline silicon photovoltaic module cover
Glass light transmission performance test evaluation method
Published on.2018-12-28
2019-07-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. The issuing organization of this document is not responsible for identifying these patents.
This standard is proposed and managed by the National Technical Committee for Quality Supervision of Key Products Inspection Methods (SAC/TC374).
This standard was drafted. Zhejiang Institute of Quality Inspection Science, Follett Glass Group Co., Ltd., China Inspection Warner (Beijing)
Technology Center Co., Ltd., China Inspection Alliance (Beijing) Quality Inspection Technology Research Institute Co., Ltd., Xinyi Photovoltaic Industry (Anhui) Holdings Co., Ltd.
Zhejiang Jingke Energy Co., Ltd., DSM (China) Co., Ltd., National Solar Photovoltaic Product Quality Supervision and Inspection Center, Jiaxing Products
Quality Inspection and Testing Institute, Changzhou Amarton Co., Ltd., Beijing Aobotai Technology Co., Ltd., Zhejiang Fangyuan Testing Group Co., Ltd.
the company.
The main drafters of this standard. Han Yangang, Chen Hongbo, Yan Hongliang, Liu Xiaorong, Liu Yafeng, Zhu Hongjun, Gu Hang, Tao Hongqiang, Chen Jiancai, Wu Guoxiang,
Wang Guoxiang, Bao Jun, Huang Daquan, Hu Guobo, Wang Xiaoliang, Dan Yanyan, Yuan Jing.
Crystalline silicon photovoltaic module cover
Glass light transmission performance test evaluation method
1 Scope
This standard specifies the test conditions, test procedures, parameter calculations, and light transmission properties of the translucent performance test of the crystalline silicon photovoltaic module cover glass.
Evaluation rating and test report.
This standard is applicable to cover glass for crystalline silicon photovoltaic modules. Other glass for photovoltaic modules can also refer to this standard.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1
Photovoltaic transmittance photovoltaictransmittance
The direct transmittance of sunlight in the response range of the crystalline silicon photovoltaic cell in the range of 380 nm to 1100 nm.
2.2
Photovoltaic characteristic transmittance
The direct transmittance of sunlight in a specific wavelength range of 500 nm to 900 nm with a high spectral response in a crystalline silicon photovoltaic cell.
3 test conditions
3.1 Instrument
3.1.1 The instrument shall contain the following parts.
--- Stable light source system;
--- Monochromator;
--- A system capable of producing parallel light of the same wavelength and intensity;
---Photodetector;
---Integral ball.
3.1.2 The wavelength range of the instrument should include 380nm~1100nm.
3.1.3 The wavelength accuracy of the instrument does not exceed 1 nm.
3.1.4 The photometric accuracy of the instrument should not exceed 1%, and the repeatability should not exceed 0.5%.
3.1.5 The angle between the optical axis of the illumination beam and the normal of the sample surface does not exceed 10°, and the angle between any light in the illumination beam and the optical axis does not exceed
3°. The spot that strikes the surface of the sample should cover more than 10 micropattern cycles.
3.1.6 It is advisable to use an integrating sphere of not less than 150 mm. The sum of the areas of the opening of the integrating sphere should be less than 4% of the internal surface area of the integrating sphere.
3.1.7 The distance between the sample and the integrating sphere entrance is not more than 2mm.
3.2 Test environment
The test temperature should be in the range of 18 ° C ~ 28 ° C, the relative humidity should be less than 70%, should be away from vibration. Sample conditioning time before test
Not less than 2h.
3.3 Sample
Test the product as a sample or a sample of 300mm×300mm with the same raw materials and the same process conditions as the product.
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