CHARACTERIZATION AND MODELING OF BACK-CONTACT BACK-JUNCTION SILICON SOLAR CELLS

作者: S. Kluska , F. Granek , M. Rüdiger , S.W. Glunz , M. Hermle

DOI: 10.4229/24THEUPVSEC2009-2AO.2.5

关键词: Base (geometry)Characterization (materials science)Electrical resistivity and conductivitySiliconShort circuitElectrical engineeringMaterials scienceEquivalent series resistanceCell geometryShadingOptoelectronics

摘要: The presented paper develops a model to simulate the J-V characteristic of an industrially structurized back-contact back-junction silicon solar cell determine influences main loss mechanisms on parameters. In particular, contains analysis detrimental effect electrical shading losses short circuit current density. theoretical calculations show good agreement with measurement results cells fabricated at Fraunhofer ISE. Furthermore developed was used perform optimizations geometry. modeling that optimum base resistivity, width and pitch is balance between series resistance losses.

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