PV Blowing Sand And Dust Test Chamber
Application
Evaluation of dust-proof and sand-proof sealing performance of photovoltaic modules and photovoltaic glass
Environmental adaptability testing of photovoltaic modules in desert, Gobi, arid, and high wind-sand regions
Durability assessment of coating layers and encapsulation layers of photovoltaic modules under sand erosion
Research and validation testing for new photovoltaic materials and encapsulation structures
Reliability verification of power equipment and outdoor electrical devices in dusty and sandy environments
Environmental adaptability testing of aerospace equipment and special-purpose systems under wind-sand conditions
Standards
(1)GB/T 2423.37-2006 Environmental Testing – Part 2: Test Methods – Test L: Dust and Sand Test
(2)GJB 150.12A-2009 Laboratory Environmental Test Methods for Military Equipment – Part 12: Dust and Sand Test
(3)IEC 60068-2-68 Environmental Testing – Part 2-68: Tests – Test Lb: Dust and Sand
(4)IEC 61300-2-27 Fibre Optic Interconnecting Devices and Passive Components – Basic Test and Measurement Procedures – Part 2-27: Dust Test
Parameters
| Item | Technical Specification |
|---|---|
| Working chamber size | Approx. 1000 × 1000 × 1000 mm (W × H × D) |
| Overall dimensions | Approx. 6500 × 2400 × 3400 mm (subject to actual equipment) |
| Temperature range | RT ±10 to 70 ℃ |
| Humidity range | ≤30% RH (display only, not adjustable) |
| Fine dust particle size | ≤75 μm |
| Coarse dust particle size | ≤150 μm |
| Horizontal dust/sand blowing wind speed | 1.5–29 m/s, continuously adjustable |
| Dust blowing concentration | 10.6 g/m³ ±7 g/m³ |
| Dust blowing wind speed | 1.5–8.9 m/s |
| Sand blowing concentration | 0.18 ±0.15 g/m³ / 1.1 ±0.3 g/m³ / 2.2 ±0.5 g/m³ |
| Sand blowing wind speed | 18–29 m/s |
| Sand blowing duration | 90 min (extendable) |
| Airflow type | Horizontal laminar flow |
| Sample size | 300 × 300 mm |
| Sample quantity | 3 pieces |
| Hua stone powder dosage | 2–5 kg/m³ (25 kg standard supply) |
| Power supply | AC 380 V ±10%, three-phase five-wire system, 80 A air circuit breaker |
Features
Horizontal laminar airflow design ensures uniform dust distribution and high test repeatability
Separate pre-treatment chamber and test chamber airflow circulation structure realistically simulates natural wind-sand environments
Multi-stage testing modes including dust blowing, sand blowing, and dust deposition for complex environmental simulation
Real-time dust concentration monitoring with automatic compensation to maintain stable test conditions
Inner and outer chambers constructed from high-grade stainless steel for corrosion and abrasion resistance
Supports high-temperature dust and sand blowing conditions for extreme photovoltaic environment testing
PLC and touchscreen intelligent control system with flexible parameter settings and intuitive operation
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