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김대성,변성균,이영민,박준석,박정은,임동건 한국교통대학교 2015 한국교통대학교 논문집 Vol.50 No.-
The plating technique is one of the electrode forming technologies for crystalline silicon solar cell. It has the advantage that can raise the production efficiency due to simple process. The electrode texhnology is the core process because the electrode feature is given a substantial factor (for solar cell efficiency). In this paper, we tried to change conditions such as laser frequency 500 ~ 600 khz, power 60 ~ 90 %, speed 1 ~ 5 m/s. Nickel and Copper was plated by light induced plating and light induced electro plating method. Light induced plating makes use the photovoltaic effect of solar cell to deposite the metal on the front contact. The cell was immersed into the electrolytic plating bath and irradiated at the front side by light source, which leads to a current density in the front side grid. The solar cells result in an energy conversion efficiency of 10.58 % with light induced plated Ni and light induced electro plated Cu.
결정질 실리콘 태양전지의 전극 종횡비 개선과 전극 간 간격이 효율에 미치는 영향 분석
김민영,박주억,조해성,김대성,변성균,임동건,Kim, Min Young,Park, Ju-Eok,Cho, Hae Sung,Kim, Dae Sung,Byeo, Seong Kyun,Lim, Donggun 한국전기전자재료학회 2014 전기전자재료학회논문지 Vol.27 No.4
The screen printed technique is one of the electrode forming technologies for crystalline silicon solar cell. It has the advantage that can raise the production efficiency due to simple process. The electrode technology is the core process because the electrode feature is given a substantial factor (for solar cell efficiency). In this paper, we tried to change conditions such as squeegee angle $55{\sim}75^{\circ}$, snap off 0.5~1.75 mm, printing pressure 0.6~0.3 MPa and 1.6~2.0 mm finger spacing. As a result, the screen printing process showed an improved performance with an increased height higher finger height. Optimization of fabrication process has achieved 17.48% efficiency at screen mesh of 1.6 mm finger spacing.