Title:
PROCESS CONTROLLER
Document Type and Number:
Japanese Patent JPH05204406
Kind Code:
A
Abstract:
PURPOSE:To execute process control with high precision by selecting optimum knowledge and an optimum method from plural different kinds of knowledge and plural processing methods so as to decide controlled variable. CONSTITUTION:The neural network 170 of a knowledge selecting means 140 is made to learn so as to recollect the one kind or more than two kinds of knowledge which is appropriate for deciding controlled variable at some point of time based on the operation condition of process. The neural network 205 of a knowledge processing method deciding means 180 is made to learn soas to recollect the one kind or more than two kinds of knowledge processing methods which is appropriate for deciding controller variable at some point of time based on the operation condition of process. The knowledge selecting means 140 and the knowledge processing method deciding means 180 permit the respective neural networks 170 and 205 which are made to learn to recollect so as to select knowledge and to decide the knowledge processing method. Thus, process control with high precision is executed.
Inventors:
ENBUTSU ICHIROU
BABA KENJI
HARA NAOKI
YODA MIKIO
GO FUMITOMO
WATANABE SHOJI
YAHAGI TOSHIO
OOBUCHI MISAKO
BABA KENJI
HARA NAOKI
YODA MIKIO
GO FUMITOMO
WATANABE SHOJI
YAHAGI TOSHIO
OOBUCHI MISAKO
Application Number:
JP1335092A
Publication Date:
August 13, 1993
Filing Date:
January 28, 1992
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G05B13/02; (IPC1-7): G05B13/02
Attorney, Agent or Firm:
Kazuko Tomita