Table 2 Manual inspection records.

From: Research on roller monitoring technology based on distributed fiber optic sensing system

Inspection time

Number of inspection racks

Number of manual inspection failures

Fault type

First month

5456

2

Roller skin malfunction

35

Roller bearing failure

Second month

5456

5

Roller skin malfunction

28

Roller bearing failure

  1. Extract data from the data collected over the past 2 months for 1 week before and after the malfunction of shelves 58 and 24 for specific analysis.