New Continuous-Time Scheduling Formulation for Multiproduct Pipelines

Pedro M. Castro, Hossein Mostafaei

Tutkimustuotos: Artikkeli kirjassa/konferenssijulkaisussaChapterScientificvertaisarvioitu

1 Sitaatiot (Scopus)

Abstrakti

This paper presents a mixed-integer linear programming (MILP) scheduling model for unidirectional pipelines. It is a product-centric formulation as opposed to batch-centric formulations that replace products with batches to facilitate modelling the movement of materials. A new set of coordinate constraints is proposed, allowing a product to re-enter a segment after completely leaving on the other side. They replace a complex Resource-Task Network (RTN) superstructure from our previous work, leading to smaller problem sizes and orders of magnitude faster computational times. Compared to a closely-related batch-centric formulation, it has the advantage of having a single tuning parameter, which is reflected in the ability to reduce the makespan for one benchmark problem by 7.2%.
AlkuperäiskieliEnglanti
OtsikkoComputer Aided Chemical Engineering
KustantajaElsevier
Sivut1381-1386
Sivumäärä6
DOI - pysyväislinkit
TilaJulkaistu - 2017
OKM-julkaisutyyppiA3 Kirjan tai muun kokoomateoksen osa

Julkaisusarja

NimiComputer Aided Chemical Engineering
Vuosikerta40
ISSN (painettu)1570-7946

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