Multistate Reliability Analysis of Recessive Fault of Mechanical Meta-Action Unit Based on Markov Process

Table 3

Table of various states and their performance levels.

Status number	Status name	Performance levels’ value	The rank of the performance level
5	Optimal performance	19.6	U5
4	Partial fatigue	18.7	U4
3	Initial decline	17.1	U3
2	Accelerated degradation	14.4	U2
1	Critical failure	≤10.9	U1