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Table 3 Percentage of idle time of the AMRs for the feasible scenarios

From: Case study: evaluation of the automation of material handling with mobile robots

AMR Idle time %
Scenarios Total AMRs needed AVE 99% CI LB 99% CI UB
Scenario 3 Conv 3 AMRs 48.69% 48.05% 49.33%
Scenario 4 Conv 4 AMRs 60.95% 60.49% 61.41%
Scenario 2 Tand 3 AMRs SD1 DFs SD1 DFs SD1 DFs
61.34% 49.55% 60.73% 48.86% 61.95% 50.24%
Scenario 1 SL3 3 AMRs SD1 DF4 + Srt DF5 + DF6 SD1 DF4 + Srt DF5 + DF6 SD1 DF4 + Srt DF5 + DF6
60.87% 38.60% 69.89% 60.28% 37.61% 68.99% 61.46% 39.59% 70.78%