Flicker of Electric Light Sources Based on Spectral Analysis

Juemin Wang; Wenzi Zhao; Fan Yang

doi:10.3788/LOP56.203301

Laser & Optoelectronics Progress, Volume. 56, Issue 20, 203301(2019)

Flicker of Electric Light Sources Based on Spectral Analysis

Juemin Wang^1、*, Wenzi Zhao^2,3, and Fan Yang⁴

Author Affiliations

¹Shanxi Polytechnic College, Taiyuan, Shanxi 0 30006, China

²College of Chemical Engineering and Modern Materials, Shangluo University, Shangluo, Shaanxi 726000, China

³Shaanxi Provincial Key Laboratory of Comprehensive Utilization of Tailings Resources, Shangluo University, Shangluo, Shaanxi 726000, China

⁴National Engineering Technology Research Center for LED on Silicon Substrate, Nanchang University, Nanchang, Jiangxi 330047, China

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Abstract Get PDF(in Chinese)

Figures & Tables(9)

Fig. 1. Schematic of time-dependent illumination produced by light source at certain point in space

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Fig. 2. Evaluation for health effects of scintillation frequency and percentage in IEEE PAR 1789

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Fig. 3. Spectral distributions of three types of electric light sources within 50 ms. (a) Spectral distribution of incandescent lamp; (b) spectral distribution of LED filament lamp; (c) spectral distribution of iodine tungsten lamp

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Fig. 4. Calculation result and Fourier fitting of relative luminous flux of incandescent lamp

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Fig. 5. Calculation result and Fourier fitting of relative luminous flux for LED filament lamp

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Fig. 6. Calculation result and Fourier fitting of relative luminous flux for iodine tungsten lamp

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Table 1. Fitting results of relative luminous flux of three types of electric light sources
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Table 1. Fitting results of relative luminous flux of three types of electric light sources
Electriclight source CorrelationcoefficientR² Root meansquare error(RMSE)
Incandescent lamp 0.8193 4.038×10³
LED filament lamp 0.7623 439.8
Iodine tungsten lamp 0.8724 2431

Table 2. Calculation results and relative errors of flicker of three types of electric light sources

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Table 2. Calculation results and relative errors of flicker of three types of electric light sources

Electric light source	Scintillation percentage R_PF		Depth stroboscopic δ		Frequency f
Electric light source	Result ofcomputation /%	Relativeerror /%	Result ofcomputation /%	Relativeerror /%	Result ofcomputation /Hz	Relativeerror /%
Incandescent lamp	27.635	8.31	28.437	7.95	87.52	12.48
LED filament lamp	0.35	2.76	0.31	3.12	57.11	14.22
Iodine tungsten lamp	1.925	3.72	1.945	3.61	192.31	3.81

Table 3. Average relative errors of scintillation percentage, stroboscopic depth, and stroboscopic frequency of three types of electric light sources%
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Table 3. Average relative errors of scintillation percentage, stroboscopic depth, and stroboscopic frequency of three types of electric light sources%
Electriclightsource ScintillationpercentageR_PF Depthstroboscopicδ Frequencyf
Incandescent lamp 4.37 2.72 6.71
LED filament lamp 3.42 4.61 4.82
Iodine tungsten lamp 5.61 3.53 7.32

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Juemin Wang, Wenzi Zhao, Fan Yang. Flicker of Electric Light Sources Based on Spectral Analysis[J]. Laser & Optoelectronics Progress, 2019, 56(20): 203301

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Paper Information

Category: Vision, Color, and Visual Optics

Received: Oct. 29, 2018

Accepted: Jan. 7, 2019

Published Online: Oct. 22, 2019

The Author Email: Juemin Wang (298836058@qq.com)

DOI:10.3788/LOP56.203301

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Fitting results of relative luminous flux of three types of electric light sources

Table 1. Fitting results of relative luminous flux of three types of electric light sources

Table 2. Calculation results and relative errors of flicker of three types of electric light sources

Table 2. Calculation results and relative errors of flicker of three types of electric light sources

Table 3. Average relative errors of scintillation percentage, stroboscopic depth, and stroboscopic frequency of three types of electric light sources%

Table 3. Average relative errors of scintillation percentage, stroboscopic depth, and stroboscopic frequency of three types of electric light sources%