نتایج جستجو برای: flexible flow shop scheduling

تعداد نتایج: 657574  

Journal: :Advances in transdisciplinary engineering 2022

To improve the management of collaborative manufacturing tasks in MES and promote digital transformation discrete enterprises, based on has been studied. First, business flow an was analyzed systematically. Second, algorithm detailed scheduling for studied, a model external resources designed. Then, solution presented hybrid genetic algorithm. Finally, execution process promoted integration ERP...

2016
Y. Yang Li

Flexible job-shop scheduling problem (FJSP) in the field of production scheduling presents a quite difficult combinatorial optimization problem. Machines are mostly considered to be the only resource in many research projects dealing with FJSP. In actual production, there are many other factors which influence production scheduling, such as transportation, storage and detection. If machines are...

2012
Zohreh Davarzani Nima Khairdoost

Flexible Job shop scheduling is very important in production management and combinatorial optimization. It is NP-hard problem and consists of two sub-problems: sequencing and assignment. Multiobjective Flexible Job-Shop Scheduling Problems (MFJSSP) is formulated as three-objective problem which minimizes completion time (makespan), critical machine workload and total work load of all machines. ...

2012
Mohamed A. Shalaby Tamer F. Abdelmaguid Zakaria Y. Abdelrasol

Flexible job shops are characterized by the existence of alternative –not necessarily identicalmachines, which permits parts to have different alternative routes in the shop. In a dynamic scheduling situation in which jobs continuously arrive over time, part routing rules are needed to deal with such routing flexibility as much as sequencing rules which define the order by which parts are admit...

1992
Riccardo Bettati Jane W.-S. Liu

In a distributed system or communication network tasks may need to be executed on more than one processor. For time-critical tasks, the timing constraints are typically given as end-to-end release-times and deadlines. This paper describes algorithms to schedule a class of systems where all the tasks execute on different processors in turn in the same order. This end-to-end scheduling problem is...

2008
Chun Wang Hamada Ghenniwa Weiming Shen

This paper proposes a distributed manufacturing scheduling framework at the shop floor level. The shop floor is modeled as a collection of multiple workcells, each of which is modeled as a flexible manufacturing system. The framework consists of a distributed shop floor control structure, dynamic distributed scheduling algorithms, multi-agent system modeling of workcell, and service oriented in...

2011
Rao

In recent times flexible manufacturing systems emerged as a powerful technology to meet the continuous changing customer demands. Increase in the performance of flexible manufacturing systems is expected as a result of integration of the shop floor activities such as machine and vehicle scheduling. The authors made an attempt to integrate machine and vehicle scheduling with an objective to mini...

2010
Ashwani Dhingra Pankaj Chandna

In this work, multicriteria decision making objective for flow shop scheduling with sequence dependent set up time and due dates have been developed. Multicriteria decision making objective includes total tardiness, total earliness and makespan simultaneously which is very effective decision making for scheduling jobs in modern manufacturing environment. As problem of flow shop scheduling is NP...

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