Automatic Infrared Solar Panel Welding Machine with 10-20BB Multi-Busbar for PV String Welding

1. What is the working principle of the multi-busbar photovoltaic string welder?

It mainly realizes the series connection of battery cells by precisely positioning multi-busbar photovoltaic cells through high-precision mechanical transmission working in coordination with the welding system, and then using appropriate welding processes (such as infrared welding or laser welding) to weld the busbars onto the main grid lines of the battery cells.

2. What are the advantages of multi-busbar technology compared with the traditional approach?

Multi-busbar design reduces the current transmission distance on the surface of the battery cell, decreases resistance loss, improves the photoelectric conversion efficiency of the cell, and thereby increases the power output of the module.

1. What are the commonly used welding methods and what are their characteristics?

Commonly used methods include infrared welding, which features uniform heating and relatively fast welding speed, and laser welding, which offers high precision and good welding strength but carries a relatively higher equipment cost. Different processes suit different production requirement scenarios.

2. How is the stability of welding quality ensured?

It is necessary to precisely control parameters such as welding temperature, pressure, and welding time, regularly calibrate the welding equipment, and ensure that the surfaces of the battery cells and busbars are clean and flat and that materials are of qualified quality.

1. What preparatory work needs to be done before starting the equipment?

Check whether the connections of all parts of the equipment are normal, whether there are faults in the electrical system, and whether the transmission parts can operate smoothly. Clean the welding work area and confirm that welding materials such as busbars are fully prepared.

2. What should be done if a fault alarm occurs during operation?

First, check the alarm prompt information and judge whether the problem is caused by electrical faults, mechanical faults, or abnormal welding parameters according to the equipment operation manual. If it can be resolved on site, handle it according to the steps in the manual. If not, contact professional maintenance personnel promptly.

1. How can the production efficiency of the multi-busbar photovoltaic string welder be improved?

Optimize welding parameters to reduce welding time, carry out daily maintenance to minimize downtime caused by failures, arrange production batches reasonably, and improve operator proficiency — all of these help raise efficiency.

2. What is the maximum production capacity the equipment can reach?

Different models and configurations of multi-busbar photovoltaic string welders have different production capacities. Generally, thousands of battery cells can be welded per hour; the specific figure depends on the design specification parameters of the equipment.

1. What maintenance work needs to be done on a daily basis?

Regularly clean dust and debris from the surface and interior of the equipment, add lubricating oil to the transmission parts, check the wear condition of the welding heads, calibrate welding parameters, and check whether electrical line connections are loose.

2. How often should comprehensive maintenance and overhaul be conducted?

It is recommended to conduct comprehensive maintenance and overhaul every 1 to 3 months according to the usage frequency of the equipment, to ensure that all aspects of performance remain in good condition and the machine operates stably.

1. How is the quality of products tested after welding?

Conduct appearance inspections to confirm that the welding joints are firm and free of problems such as poor welding or detachment. Professional electrical testing equipment can also be used to verify whether electrical performance indicators such as series resistance after welding meet the standards.

2. How should defective products after welding be handled?

Analyze the causes of the defects. If the issue is related to process parameters, adjust the parameters promptly. If it is a material problem, replace with qualified materials. Mark the defective products, store them separately, and handle them according to the relevant procedures for rework or scrapping.