From: Novel Accelerating Life Test Method and Its Application by Combining Constant Stress and Progressive Stress
Stress type
Stress \(\xi\), Temperature T (K)
Stress change rate
α (h−1)
Sample allocation proportion π
Censored time
t (h)
Variance factor V
Progressive
0.3048, 322.26
2.5298 × 10−4
0.7000
1000
23.6837
Constant
1, 436.15
–
0.3000