DISTRIBUTED OPTIMIZATION METHOD FOR SIMULTANEOUS PRODUCTION SCHEDULING AND TRANSPORTATION ROUTING IN SEMICONDUCTOR FABRICATION BAYS
DISTRIBUTED OPTIMIZATION METHOD FOR SIMULTANEOUS PRODUCTION SCHEDULING AND TRANSPORTATION ROUTING IN SEMICONDUCTOR FABRICATION BAYS
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发表时间:
2008
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通讯作者:
Takahiro Furusho;T. Nishi;M. Konishi
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作者:
Takahiro Furusho;T. Nishi;M. Konishi
In this study, we propose a decentralized optimization method for production scheduling, transportation routing for AGVs and motion planning for material handling robots simultaneously. The system consists of a process agent that creates production schedule, AGV agents to generate collision-free routing for multiple AGVs, and a handling agent that determines motion planning for material handling system. Each agent repeats the information exchange and replanning until a feasible solution is derived. The effectiveness of the proposed method is confirmed by comparing the results of the proposed method and those of the conventional method. Experimental study demonstrates the feasibility of the proposed method.