Title:
PRODUCTION PLANNING SUPPORT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/176073
Kind Code:
A1
Abstract:
This production planning support system (200) has a step delay analyzing unit (111) that analyzes conditions under which delays in the various steps of producing a product and delays in delivery occur and calculates an expected value of a conditional delay probability and number of delay days for each production condition relating to the steps to generate analyzed information, and a production plan creation/optimization unit (113) that creates a plurality of production plan candidates for the product, calculates, relating to all the steps constituting the production plan candidates, a delivery delay probability and number of delivery delay days of each product in the product plan candidates on the basis of the expected value of the conditional delay probability and the number of delay days based on the analyzed information, adds the delivery delay probability and the number of delay days of the products to calculate a delivery delay assessment index relating to the production plan candidates, and, among the product plan candidates, adopts the product plan candidates having the lowest delivery delay assessment index.
Inventors:
KISHIDA AKIRA (JP)
KAKEDA TOMOAKI (JP)
KAKEDA TOMOAKI (JP)
Application Number:
PCT/JP2021/005976
Publication Date:
August 25, 2022
Filing Date:
February 17, 2021
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
G05B19/418; G06Q50/00
Foreign References:
| JP2010140145A | 2010-06-24 | |||
| JP2018206181A | 2018-12-27 | |||
| JP2012181626A | 2012-09-20 | |||
| JP2005071136A | 2005-03-17 | |||
| JP2015088141A | 2015-05-07 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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