一种基于光场数值仿真的有机太阳能电池参数优化方法

By globally and collaboratively optimizing the parameters of tandem organic solar cells, and combining numerical simulation of the light field with process mapping, the problems of light propagation coupling and process fluctuations in the parameter optimization of tandem organic solar cells were solved, achieving stable improvement in device performance and mass production stability.

CN122242308BActive Publication Date: 2026-07-17QINGDAO UNIV OF SCI & TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
QINGDAO UNIV OF SCI & TECH
Filing Date
2026-05-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to achieve global synergistic optimization and stable fabrication of tandem organic solar cell parameters while considering the light propagation coupling relationship of multilayer optical film systems and the impact of actual process fluctuations, resulting in insufficient device performance consistency and mass production stability.

Method used

By using the thickness of each functional layer as a global collaborative optimization variable, combined with optical field numerical simulation, robust perturbation analysis and actual process mapping, the parameters of tandem organic solar cells are optimized, robust parameter combinations are generated, and a process guidance scheme is established to achieve stable control of device performance.

Benefits of technology

This improved the photoelectric performance and fabrication stability of tandem organic solar cells, enhanced the theoretical optimization accuracy and actual fabrication consistency of the devices, and increased the feasibility of mass production.

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Abstract

本申请公开了一种基于光场数值仿真的有机太阳能电池参数优化方法,属于计算机辅助仿真优化技术领域。包括:对叠层有机太阳能电池进行光场分布仿真,获得各功能层对应的光子吸收率分布;获得各子电池短路电流密度的理论计算值;对各功能层厚度构成的参数空间进行全局协同寻优,获取初始最优参数组合;基于实际制备工艺中各功能层厚度波动范围确定扰动量,并将扰动量施加于初始最优参数组合,生成若干扰动参数组合;基于各扰动参数组合下的电流匹配误差及短路电流密度衰减幅度,筛选得到满足预设鲁棒阈值约束的鲁棒参数组合;生成用于叠层有机太阳能电池制备的全局协同工艺指导方案。
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