The UV Aging Test Chamber for photovoltaic (PV) modules is designed to simulate long-term exposure to outdoor sunlight, specifically the destructive effects of ultraviolet (UV) radiation. By replicating months or years of outdoor UV aging in just a few days or weeks, this chamber allows for rapid evaluation of material resistance and durability. It complies with international testing standards such as GB, ISO, and ASTM.
Application
This chamber is primarily used to assess the UV aging resistance of various PV module components, including:
Encapsulant
Backsheet
Glass
Junction Box Materials
It is suitable for use in research laboratories, PV module manufacturers, and quality control facilities, where it plays a crucial role in ensuring the longevity and performance of solar modules.
Standards
The UV Aging Test Chamber is designed to comply with international standards for UV aging testing, such as:
ISO 9001 (Quality management)
ASTM G154 (Standard Practice for Operating Fluorescent Light Apparatus for UV Exposure of Nonmetallic Materials)
IEC 61215 (Test for the performance of PV modules)
Note: Specific test parameters and conditions are set according to the standard being followed.
Technical Parameters
| Item | Specification |
|---|---|
| Lamp Brand | Osram |
| Lamp Lifespan | Approximately 2000 hours |
| Single Lamp Power | Approximately 2 kW |
| UV Wavelength Range | UVA 320–400 nm, UVB 280–320 nm |
| UVB Relative Energy | 3–10% of total UV energy per lamp |
| Irradiance | 150–250 W/m² (280–400 nm) |
| Irradiance Uniformity | Better than ±15% |
| Sample Surface Temperature | 60 ± 2 °C |
| Internal Chamber Temperature | 30–90 °C, adjustable |
| Temperature Resolution | 0.1 °C |
| Ozone Generation | Negligible |
| Illumination Method | Top illumination |
| Irradiance & Irradiation Dose Notes | UVB (280–320 nm) accounts for 3–10% of total irradiance in the 280–400 nm range according to IEC 61215-2 |
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