Featured in Tipping point – 11-2023

Laser-sharp focus on interconnections

As the world’s solar manufacturers continue to ramp up production at an eye-watering speed, a cell connection technique up to 10 times faster than the industry standard holds rich promise, according to Keven Tremblay, from Canadian laser process specialist Laserax.

By

pv magazine

09 Nov 2023

Laserax says that laser welding is common in battery pack assembly. | Photo: Laserax

Ultrasonic bonding has long been the method of choice for connecting photovoltaic cells, tabs, and busbars in arrays and modules. This technology produces high-quality connections and manufacturers haven’t met its limitations at current production volumes.The approach, however, cannot keep up with higher production rates. Major electric-vehicle battery makers have already switched from ultrasonic bonding to …

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