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Under the same stress distribution, reliability curves of
different individual dispersion situations with the same
average value are almost the same, showing no
The first time that the degradation process crosses the critical
threshold value D follows an Inverse Gaussian distribution, and the
reliability
fRun(tc)tioncanDbegivte(nt
paper presents a novel method of field reliability prediction considering environment variation and product individual dispersion. Wiener diffusion process with drift was
degradation rate
with a link function such as the Arrhenius
relationship
R t aU zU R t | z, a f z f a dzda
aL
zL
The varied fen zvironmentfalafa ctors and individual dispersion can be
Type
Parameter
Average
Variance