SCHEDULING SYSTEM AND SCHEDULING METHOD

Title:

SCHEDULING SYSTEM AND SCHEDULING METHOD

Document Type and Number:

WIPO Patent Application WO/2021/111694

Kind Code:

A1

Abstract:

A scheduling system 1 comprises: a storage device 13 that stores evaluation index improvement level information 320 in which is stored the relationship between changes in various elements of an operation schedule and changes in various aspects of the quality of the operation schedule resulting from changes in said elements; and a computation device 11 that executes, based on the evaluation index improvement level information, a changed schedule element selection process for selecting an element of the operation schedule which will most improve the quality of the operation schedule, that executes an optimization model selection process for selecting, from among a plurality of scheduling models by which the operation schedule can be created, the scheduling model in which the quality of the operation schedule as a whole will be most improved by a change in the selected element, and that executes, based on the selected scheduling model, a schedule optimization process for creating a new operation schedule.

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Inventors:

MAEKAWA YUKI (JP)
SATO RYOTA (JP)
UEMATSU RYOTA (JP)
MINAKAWA TSUYOSHI (JP)
TOMIYAMA TOMOE (JP)

Application Number:

PCT/JP2020/034246

Publication Date:

June 10, 2021

Filing Date:

September 10, 2020

Export Citation:

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Assignee:

HITACHI LTD (JP)

International Classes:

B61L27/00; G06Q50/30

Domestic Patent References:

WO2019078025A1

2019-04-25

Foreign References:

JP2014210530A	2014-11-13
JP2019217816A	2019-12-26
JP4727459B2	2011-07-20

Other References: