Robustness measures and robust scheduling for multi-objective stochastic flexible job shop scheduling problems
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DOI: 10.1007/s00500-016-2245-4
Abstract: Flexible job shop scheduling in uncertain environments plays an important part in real-world manufacturing systems. With the aim of capturing the uncertain and multi-objective nature of flexible job shop scheduling, a mathematical model for the… read more here.
Keywords: shop scheduling; flexible job; job shop; multi objective ... See more keywords
A hybrid estimation of distribution algorithm for flexible job-shop scheduling problems with process plan flexibility
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DOI: 10.1007/s10489-018-1160-z
Abstract: The flexible job-shop environments have become increasingly significant because of rapid improvements on shop floors such as production technologies, manufacturing processes and systems. Several real manufacturing and service companies have had to use alternative machines… read more here.
Keywords: shop; job shop; flexible job; process ... See more keywords
A variable neighborhood search based genetic algorithm for flexible job shop scheduling problem
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DOI: 10.1007/s10586-017-1420-4
Abstract: Production scheduling problems are typically combinational optimization problems named bases on the processing routes of jobs on different machines. In this paper, the flexible job shop scheduling problem aimed to minimize the maximum completion times… read more here.
Keywords: job shop; search; flexible job; problem ... See more keywords
Flexible job shop scheduling based on improved hybrid immune algorithm
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DOI: 10.1007/s12652-016-0425-9
Abstract: An improved hybrid immune algorithm (HIA) with parallelism and adaptability is proposed to solve the flexible job shop scheduling problem. In order to represent the actual characteristics of the problem’s solution, in the algorithm the… read more here.
Keywords: job shop; algorithm; hybrid immune; improved hybrid ... See more keywords
Scheduling flexible job-shops with transportation times: Mathematical models and a hybrid imperialist competitive algorithm
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DOI: 10.1016/j.apm.2016.09.022
Abstract: Abstract After the completion of a job on a machine, it needs to be transported to the next machine, actually taking some time. However, the transportation times are commonly neglected in the literature. This paper… read more here.
Keywords: imperialist competitive; flexible job; job; transportation times ... See more keywords
Flexible Job Shop Problem with Variable Machine Flexibility
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DOI: 10.1016/j.ifacol.2019.10.009
Abstract: Abstract We analyze machine flexibility in the context of the flexible job shop problem. In general, the decisions about machine flexibility are taken in advance (the data sets already contain this information). Based on a… read more here.
Keywords: machine; job shop; machine flexibility; shop problem ... See more keywords
Mathematical Models for a Flexible Job Shop Scheduling Problem with Machine Operator Constraints
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DOI: 10.1016/j.ifacol.2019.11.144
Abstract: Abstract We consider a flexible job shop scheduling problem that incorporates machine operators and aims at makespan minimization. In a detailed overview of the related literature, we reveal the fact that the research in this… read more here.
Keywords: job shop; shop scheduling; scheduling problem; flexible job ... See more keywords
A green scheduling algorithm for flexible job shop with energy-saving measures
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DOI: 10.1016/j.jclepro.2017.10.342
Abstract: Abstract We study how to save energy from the viewpoint of operation management. When to turn-on/off machines and which speed level to choose are two measures we employ to save energy. We focus on the… read more here.
Keywords: flexible job; job shop; algorithm; energy ... See more keywords
Flexible job shop scheduling with lot streaming and sublot size optimisation
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DOI: 10.1080/00207543.2017.1346322
Abstract: Models and optimisation approaches are developed for a flexible job shop scheduling problem with lot streaming and lot sizing of the variable sublots. A two-stage optimisation procedure is proposed. First, the makespan value is minimised… read more here.
Keywords: job shop; shop scheduling; flexible job; job ... See more keywords
Filter-and-fan approaches for scheduling flexible job shops under workforce constraints
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DOI: 10.1080/00207543.2021.1937745
Abstract: This paper addresses a flexible job shop scheduling problem that takes account of workforce constraints and aims to minimise the makespan. The former constraints ensure that eligible workers that o... read more here.
Keywords: filter fan; workforce constraints; flexible job; fan approaches ... See more keywords
A Hybrid Genetic Algorithm for Flexible Job Shop Scheduling Problem With Sequence-Dependent Setup Times and Job Lag Times
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DOI: 10.1109/access.2021.3096007
Abstract: This paper addresses the flexible job shop scheduling problem with sequence-dependent set-up times and job lag times (FJSP-SDST-LT), which characteristics are important in modern manufacturing systems. We first present a mathematical model with the objective… read more here.
Keywords: flexible job; shop scheduling; job; problem sequence ... See more keywords