PRODUCTION SCHEDULE CHANGE SYSTEM, PRODUCTION SCHEDULE CHANGE METHOD, AND PRODUCTION SCHEDULE CHANGE PROGRAM

摘要

A production schedule change system includes: a production schedule acquisition part configured to acquire a production schedule of a product in a case where the product is produced at an initial condition of production speed; a time information acquisition part configured to acquire time information indicating a scheduled collection time; and a schedule candidate calculation part configured to: change the production speed from the initial condition within a range defined by a quality standard of the product, based on the time information; and calculates at least one production schedule candidate satisfying a first condition that a time difference between a deliverable time of the product and the scheduled collection time is in an acceptable range and at least one of a second condition that the deliverable time is earlier than the scheduled collection time or a third condition that the scheduled collection time is earlier than the deliverable time.