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Abstract:
根据LED电路等效模型和光、电、热相互作用原理,研究了LED正向电压Ud(Tj,Id)数学模型。通过将结温Tj等温度变量转换为易于控制的电学量,得到以正向电压Ud与正向电流Id为变量的LED发光系数ηopt(Ud,Id)数学模型,和光通量φ(Ud,Id)光电数学模型。通过对两种不同LED芯片的光学实验,验证了所提光电模型的正确性。
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电工电气
ISSN: 1007-3175
Year: 2019
Issue: 12
Volume: 0
Page: 5-9
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 0
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