Research Article
Alleviating the Collision States and Fleet Optimization by Introducing a New Generation of Automated Guided Vehicle Systems
Table 1
Summary of AGV dispatching rules.
| Vehicle initiated | Workstation initiated |
| First-come-first-served (FCFS) | Farthest vehicle (FV) | First-encountered-first-served (FEFS) | First available vehicle (FAFS) | Largest queue size (LQS) | Least cumulative idle time (LIT) | Longest interarrival time (LIT) | Least utilized vehicle (LUV) | Longest travel time (LTT) | Longest idle vehicle (LIV) | Longest waiting time (LWT) | Most cumulative idle vehicle (MIT) | Maximum demand (MD) | Nearest (Idle) vehicle (NV or NIV) | Maximum outgoing queue size (MOQS) | Random vehicle (RV) | Minimum remaining outgoing queue (MROQS) | | Minimum work-in-queue (MWQ) | | Modified first-come-first-served(MFCFS) | | Random workstation (RW) | | Shortest time to travel first (STTF) | | Unit load shop arrival time (ULSAT) | | Vehicle looks for work (VLFW) | |
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