A Novel Model of Life Prediction for Photoelectric Products and Its Application

Jianping Zhang; Yu Zong; Wenqing Zhu; Meng Yi

doi:10.3788/AOS201838.0223001

Journals >Acta Optica Sinica >Volume 38 >Issue 2 >Page 0223001 > Article

Acta Optica Sinica
Vol. 38, Issue 2, 0223001 (2018)

A Novel Model of Life Prediction for Photoelectric Products and Its Application

Jianping Zhang^1、*, Yu Zong¹, Wenqing Zhu², and Meng Yi³

Author Affiliations

¹ College of Energy and Mechanical Engineering, Shanghai University of Electric Power, Shanghai 200090, China

² Key Laboratory of Advanced Display and System Applications of EMC, Shanghai University, Shanghai 200072, China

³ Zhejiang Yi Xin Electronic Technology CO., LTD, Jinhua, Zhejiang 321200, China

show less

DOI: 10.3788/AOS201838.0223001 Cite this Article Set citation alerts

Jianping Zhang, Yu Zong, Wenqing Zhu, Meng Yi. A Novel Model of Life Prediction for Photoelectric Products and Its Application[J]. Acta Optica Sinica, 2018, 38(2): 0223001 Copy Citation Text

show less

Fig. 1. Flow chart of life prediction model

Download full size

Fig. 2. Life test platform of VFD

Download full size

Fig. 3. Average luminance attenuation data and corresponding Weibull fitting curves

Download full size

Fig. 4. Fitting curve of accelerated life and accelerated stress by Power function

Download full size

j	T₁=1023.00 K		T₂=1055.56 K		T₃=1087.85 K		T₄=1123.33 K
j	t_j /h	D₁(t_j) /(cd·m^-2)	t_j /h	D₂(t_j) /(cd·m^-2)	t_j /h	D₃(t_j) /(cd·m^-2)	t_j /h	D₄(t_j) /(cd·m^-2)
0	0	1515.83	0	1468.12	0	1490.73	0	1492.65
1	238	879.09	46	1051.22	46	805.85	22	749.11
2	332	734.51	92	809.91	92	576.09	44	516.09
3	426	653.41	138	678.92	138	432.35	66	358.80
4	520	572.09	184	596.36	206	297.28	88	249.65
5	614	526.12	230	523.61	228	261.15	110	160.32
6	708	485.70	276	465.20	250	223.86	132	98.80
7	802	440.95	322	411.23	272	199.22
8	896	406.15	368	364.06	294	178.36
9	990	377.76	414	331.06	316	155.80
10	1084	348.58	460	298.62	338	132.40
11	1178	322.23	482	280.70
12	1272	305.19	504	268.54
13	1366	273.80	526	264.92
14	1454	265.02	548	249.29
15	1542	242.49	570	232.89
16	1630	225.99	592	225.45
17	1718	211.16	614	215.44
18	1806	191.06	636	207.28
19	1894	178.44	658	195.48
20	1982	165.91	680	189.73
21	2048	153.11	702	180.36
22			724	170.17
23			746	163.27
24			768	154.13

Table 1. Data of the average luminance of VFD attenuating with time under each stress

Parameter	T₁=1023.00 K	T₂=1055.56 K	T₃=1087.85 K	T₄=1123.33 K
$\begin{matrix} {D_{i 0}}_{} \end{matrix}$ /(cd·m^-2)	1515.83	1468.12	1490.73	1492.65
m_i	0.6302	0.6477	0.6814	0.7555
η_i	577.2547	222.3388	97.7008	38.5721
$\begin{matrix} R_{i}^{2} \end{matrix}$	0.9970	0.9976	0.9974	0.9893

Table 2. Parameters in the formula of luminance attenuation under each stress

$\begin{matrix} R_{e}^{2} \end{matrix}$	$\begin{matrix} R_{P}^{2} \end{matrix}$	β_e	β_P
0.9995	0.9997	29.1611	21.8637

Table 3. Parameters of goodness-of-fit test based on extrapolated functions

Item	μ₀	μ_e	μ₁
Lifetime /h	41686.5	47092.2	42457.1
Relative error /%	1.81	10.92	-

Table 4. Life comparison

Jianping Zhang, Yu Zong, Wenqing Zhu, Meng Yi. A Novel Model of Life Prediction for Photoelectric Products and Its Application[J]. Acta Optica Sinica, 2018, 38(2): 0223001

Download Citation

Set citation alerts for the article

Tools

Set citation alerts for the article

Save the article for my favorites

Paper Information