Product Introduction
The OTEL-A Automatic EL Testing Equipment is an advanced electroluminescence inspection system designed specifically for solar panel production lines. Developed by Ooitech, a leading provider of 5MW to 1GW solar panel production line equipment, this system offers seamless integration with automated production lines while delivering high-precision defect detection capabilities.
This cabinet-design equipment features automatic feeding and discharging systems with heights adjustable from 900-1080mm, ensuring perfect compatibility with various production line configurations. The system employs state-of-the-art Mindvision industrial cameras with 2760w resolution to capture detailed electroluminescence images, enabling manufacturers to identify micro-cracks, dead cells, and other defects that may impact module performance.
Technical Parameters
| Parameter | Specification |
|---|
| Testing Cycle | ≤23 seconds |
| Imaging Resolution | 2760w pixels |
| Imaging Precision | 0.4mm/pixel |
| Exposure Time | 1-60s (adjustable) |
| Testing Definition | 0.5mm mark card standard |
| Module Types Supported | Conventional, double-glass, film-mounted, half-cell modules |
| 156 Poly/Mono 72-cell | 2400×1400×40mm (46mm) |
| 60-cell Module | 1650×992×40mm (35mm) |
| Equipment Dimensions | 3000×2300×1600mm |
| Power Requirements | AC220V 15A |
| Air Pressure | 0.6-0.8 MPa |
| Operating Temperature | +15°C to +35°C |
| Operating Humidity | 35-75% |
| Storage Temperature | +10°C to +40°C |
| Storage Humidity | 30-85% |
| Feeding Method | Long edge feeding with adjustable belt conveyor |
| Testing Method | Four-camera upward projection with triple imaging |
Technical Advantages
High-Speed Testing: Complete testing cycle in ≤23 seconds, ensuring high throughput without compromising production line efficiency
Multi-Camera Imaging System: Four Mindvision industrial cameras with automatic image stitching technology provide comprehensive module coverage
Versatile Module Compatibility: Supports various module types including G1, M6, M10, M12, MBB, PERC, TOPCon configurations
Intelligent Image Processing: Advanced software features including gain adjustment, grayscale optimization, image rotation, and local zooming capabilities
Automatic Barcode Recognition: Streamlined data management with automatic module identification and MES system integration
Flexible Operation Modes: Three distinct modes - Testing mode for production, Assembly line mode for transport only, and Commissioning mode for maintenance
Seamless Production Integration: Cabinet design with roller and belt transmission systems ensures smooth material flow
Professional Power-up System: Specialized fixture design with lifting probe contact method for reliable electrical connection
Product Applications
Solar Panel Manufacturing Lines
The OTEL-A is ideal for integration into both pre-lamination and post-lamination inspection stations, providing critical quality control at multiple production stages. It effectively detects micro-cracks, broken cells, soldering defects, and other anomalies that could impact module performance.
Quality Control Laboratories
Research facilities and quality control departments utilize this equipment for detailed module analysis, certification testing, and failure analysis. The high-resolution imaging capability enables precise defect characterization and documentation.
Module Types and Technologies
Crystalline Silicon Modules: Monocrystalline and polycrystalline panels
Advanced Cell Technologies: PERC, TOPCon, IBC, ABC, HPBC modules
Special Configurations: Half-cell, shingled, bifacial, and flexible modules
Various Sizes: From 60-cell to 72-cell configurations and custom dimensions
Contact and Purchase
Ready to enhance your solar panel production quality control? Contact Ooitech today for comprehensive EL testing solutions and complete production line equipment.
Email: info@ooitech.com Phone: +86 18571646990
WhatsApp: +86 15961592660
Head Office: Wuhan Yangtze River Center, Wuhan, China
Website: www.ooitech.com
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