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author:

何杨 (何杨.) [1] | 徐玉珍 (徐玉珍.) [2]

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U_d(T_j,I_d)数学模型。通过将结温T_j等温度变量转换为易于控制的电学量,得到以正向电压U_d与正向电流I_d为变量的LED发光系数η_(opt)(U_d,I_d)数学模型,和光通量φ(U_d,I_d)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。

Keyword:

LED光电模型 正向电压 正向电流

Community:

  • [ 1 ] 福州大学电气工程与自动化学院

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Source :

电工电气

Year: 2019

Issue: 12

Page: 5-9,21

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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