Production facility investment planning assistance system and commodity production system

摘要

A production facility investment planning assistance system (10) has: a database (12) in which various data are registered; a scheduler (14) for performing scheduling while taking into account at least constraints of a date and work in progress in a plurality of factories, as well as the maximum number of manufacturing processes, unit costs, etc., per unit period in each factory; a lead time calculation unit (16) for calculating a necessary lead time; a date-setting unit (18) for removing the constraints of the date and setting at least one of a drawing release date and a production facility introduction deadline as a new date that is a day within a prescribed range and that precedes the date or follows the date; and an investment cost prediction unit (20) for predicting production facility investment costs on the basis of at least the set new date.