fivemonthtwenty-sixDay,SNECThe 16th edition（two thousand and twenty-three）The International Conference and Exhibition on Solar Photovoltaics and Smart Energy (Shanghai) has concluded in Shanghai. At the end of the year, the most eye-catching focus event“Top 10 highlights”The selection and award ceremony was grandly unveiled at the Shanghai New International Expo Center.

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Dai Zu PhotovoltaicLB-7528Series of fully automatic laser doping equipment”With excellent technical craftsmanship, we have achieved great strengthSNECTop 10 highlights“Megawatt level Jade Award”.

LB-7528Series of fully automatic laser doping equipment

This device is suitable forNtypeTOPConThe field of laser boron doping in batteries aims to reduce the electrode contact area resistance and improve the filling factor,Improvement of photoelectric conversion efficiency0.25%more than.

Comparison of appearance before and after laser damage: Small damage, reduced resistance after laser≥ 40 Ω/□Reflectivity change ＜1%.
Actual laser pushing depth0.85-1.5um可调，有效实现硼元素的掺杂.

（Push knot1.5um; ECVTest diagram)

This series of fully automatic laser doping equipment has the following featuresHighlights and features:

01special

Customized laser for large families, with uniform spot distribution and low damage, and energy fluctuations<1%Annual power attenuation≤ 3%.

02fast

fourEfficient cooperation of the group laser head,one hundred and eighty-twofilm@148line&Nbsp; UPHaccessiblenine thousand.

03accurate

Adopting high-precision water-cooled mirror module, the graphic accuracy meets the requirements± 10umHigh pixel visual positioning module with repeated positioning accuracy± 15um.

0fourstable

稳定传输机构，碎片率低；光路密封性高，稳定性强.

0fivewhole

预留隐裂检功能工位，按需配置，功能齐全.

06

technical parameter

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硕果累累载荣誉，奋力再上新台阶.

In the future, Dahua Photovoltaics will continue to empower the photovoltaic industry and comprehensively assist in carbon neutrality!