SwePub - search: L773:1936 6582 OR L773:1936 65...

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1.	Lidberg, Simon, 1986-, et al. (author) Optimizing real-world factory flows using aggregated discrete event simulation modelling : Creating decision-support through simulation-based optimization and knowledge-extraction 2020 In: Flexible Services and Manufacturing Journal. - : Springer. - 1936-6582 .- 1936-6590. ; 32:4, s. 888-912 Journal article (peer-reviewed)abstract Reacting quickly to changing market demands and new variants by improving and adapting industrial systems is an important business advantage. Changes to systems are costly; especially when those systems are already in place. Resources invested should be targeted so that the results of the improvements are maximized. One method allowing this is the combination of discrete event simulation, aggregated models, multi-objective optimization, and data-mining shown in this article. A real-world optimization case study of an industrial problem is conducted resulting in lowering the storage levels, reducing lead time, and lowering batch sizes, showing the potential of optimizing on the factory level. Furthermore, a base for decision-support is presented, generating clusters from the optimization results. These clusters are then used as targets for a decision tree algorithm, creating rules for reaching different solutions for a decision-maker to choose from. Thereby allowing decisions to be driven by data, and not by intuition.

Lidberg, Simon, 1986-, et al. (author)
Optimizing real-world factory flows using aggregated discrete event simulation modelling : Creating decision-support through simulation-based optimization and knowledge-extraction
2020
In: Flexible Services and Manufacturing Journal. - : Springer. - 1936-6582 .- 1936-6590. ; 32:4, s. 888-912
Journal article (peer-reviewed)abstract
- Reacting quickly to changing market demands and new variants by improving and adapting industrial systems is an important business advantage. Changes to systems are costly; especially when those systems are already in place. Resources invested should be targeted so that the results of the improvements are maximized. One method allowing this is the combination of discrete event simulation, aggregated models, multi-objective optimization, and data-mining shown in this article. A real-world optimization case study of an industrial problem is conducted resulting in lowering the storage levels, reducing lead time, and lowering batch sizes, showing the potential of optimizing on the factory level. Furthermore, a base for decision-support is presented, generating clusters from the optimization results. These clusters are then used as targets for a decision tree algorithm, creating rules for reaching different solutions for a decision-maker to choose from. Thereby allowing decisions to be driven by data, and not by intuition.

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