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With the continuous advancement of photovoltaic technology, Back Contact (BC) battery technology has garnered widespread attention as a high-efficiency battery solution. By placing all electrodes on the back of the battery, BC technology eliminates shading on the front surface, thereby enhancing the light-to-electricity conversion efficiency. This document introduces the ooitech - 1300 BC String Welding Machine, which is not only suitable for welding BC series battery strings but also compatible with various battery types, including Multi-Busbar (MBB), Passivated Emitter and Rear Cell (PERC), Tunnel Oxide Passivated Contact (TOPCon), and Heterojunction with Intrinsic Thin-layer (HJT).
LONGi HPCB
LONGi's HPCB (High-Performance Back Contact Battery) represents a cutting-edge BC battery technology. It employs advanced structural design and manufacturing processes, achieving high light-to-electricity conversion efficiency and reliability. The HPCB battery enhances performance while reducing costs, providing new impetus for the growth of the solar industry.
Aiko ABC
Aiko's ABC (All-Back-Contact) battery technology is an innovative approach that achieves high conversion efficiency through an entirely back contact structure. The ABC battery boasts high open-circuit voltage and fill factor, maintaining stable performance under varying light conditions, making it a competitive BC technology.
Yellow River Hydropower IBC
The IBC (Interdigitated Back Contact) battery from Yellow River Hydropower is a unique forked back contact technology. It employs specialized electrode structure and manufacturing techniques to enhance short-circuit current and fill factor, reducing production costs while increasing efficiency—highlighting its potential within BC technology.
Basic Description
The ooitech - 1300 BC String Welding Machine features a comprehensive structure that includes:
The working principle involves the robotic arm fetching the battery, followed by a series of processes including soldering/gluing, detection, tape handling, and finally welding on the welding transportation platform, concluding with discharging and inspection.
Applicable Battery Technologies
The machine is specifically optimized for BC series battery strings, accommodating HPBC, IBC, ABC, XBC, and other BC battery types, including LONGi HPCB, Aiko ABC, and Yellow River IBC. Furthermore, the device supports MBB, PERC, TOPCon, HJT, and various battery types due to its adaptable loading system, high-precision detection, and adjustable welding parameters.
System Composition
Main Components List
Parameter | Specification |
---|---|
Production Capacity | ≥1000 PCS/H |
Positioning Accuracy | ±0.10 mm |
Maximum Operating Speed | 1000 mm/s (adjustable) |
Applicable Battery Size |
166 |
Maximum String Length | 1800 mm |
Welding Method | Tape welding |
Soldering/Glazing System | 2 sets |
Battery Inspection | CCD camera (defect detection) |
Placement Accuracy | ±0.2 mm |
Spraying Medium | Solder paste or conductive glue |
Battery Breakage Rate | ≤0.2% (Grade A cells) |
Equipment Failure Rate | ≤3% |
Loading Method | Automatic loading |
Electrical System | PLC + Touch Screen + Servo + Modules |
Human-Machine Interface | Touch screen with user-friendly interface |
Fault Alarm | Real-time fault alarm |
Equipment Color | Main body white |
High Precision
The equipment offers high precision in battery fetching, positioning, and welding. With positioning accuracy of ±0.10 mm and placement accuracy of ±0.2 mm, the quality of the battery strings is ensured.
Strong Compatibility
The machine is compatible with various BC technologies, including LONGi HPCB, Aiko ABC, and Yellow River IBC, and supports MBB, PERC, TOPCon, and HJT, providing solar companies with flexible production options.
Efficient and Stable
With a production capacity of ≥1000 PCS/H and a failure rate of ≤3%, this equipment meets the demands of large-scale production while ensuring stability throughout the manufacturing process.
Intelligent Design
The machine features a self-developed software control system with a user-friendly interface that allows easy parameter setting and trajectory editing, alongside real-time fault alarms to facilitate maintenance and management.
For further details and insights into our innovative solutions, you can explore our YouTube channel and check out our MBB Full Automatic solar panel production line video. To download our product catalog and company profile, visit this link and this link respectively. For inquiries, contact us at [email protected] or through WhatsApp at +8615961592660.
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