Abstract
We consider a manufacturing system producing a variety of products in demand using machines in a general network configuration, which generalizes both the parallel and the tandem machine models. Each product follows a given process plan or recipe that specifies the sequence of machines it must visit and the operations performed by them. A recipe may call for multiple visits to a given machine, as is the case in semiconductor manufacturing (Lou and Kager [125], Srivatsan, Bai, and Gershwin [186], and Uzsoy, Lee, and Martin-Vega [195, 196]). Often the machines are unreliable. Over time they break down and must be repaired. A manufacturing system so described will be termed a dynamic jobshop. The term will be made mathematically precise in the next section.
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© 1994 Springer Science+Business Media New York
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Sethi, S.P., Zhang, Q. (1994). Hierarchical controls in dynamic jobshops. In: Hierarchical Decision Making in Stochastic Manufacturing Systems. Systems & Control: Foundations & Applications. Birkhäuser, Boston, MA. https://doi.org/10.1007/978-1-4612-0285-1_7
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DOI: https://doi.org/10.1007/978-1-4612-0285-1_7
Publisher Name: Birkhäuser, Boston, MA
Print ISBN: 978-1-4612-6694-5
Online ISBN: 978-1-4612-0285-1
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