Alleviating the Collision States and Fleet Optimization by Introducing a New Generation of Automated Guided Vehicle Systems

Table 2

The nondeterministic variables and product sequence.

Variable	Workstations (W) or RAGVs or products (P)	Distribution (seconds) or sequence
Processing time at W2, W3	W	Normal (150, 5)
Processing time at W4, W5, W6	W	Normal (100, 8)
Processing time at W7, W8, W9	W	NegExp (90)
All repair time	W	Normal (2500, 110)
Time between failure	W	Normal (140000, 986)
All repair time	RAGV	Normal (850, 80)
Time between failure	RAGV	Normal(85000, 503)
Demand per day	P1	Normal (40, 5)
Demand per day	P2	Normal (31, 2)
Demand per day	P3	Normal (62, 8)
Sequence	P1	W2, W3, W5, W7, W9
Sequence	P2	W2, W3, W6, W4, W7, W8, W9
Sequence	P3	W3, W5, W7, W8