Title:
EVENT ESTIMATION SYSTEM AND EVENT ESTIMATION METHOD
Document Type and Number:
Japanese Patent JP2021068457
Kind Code:
A
Abstract:
To provide a system estimating events such as trouble and abnormality of control object equipment by using machine learning.SOLUTION: An event estimation system is provided that comprises one or a plurality of subordinate controllers and host equipment. The subordinate controller includes: an operation information acquisition unit acquiring operation information of control object equipment to be connected to the subordinate controller; an abnormality estimation unit estimating presence/absence of abnormality on the basis of the operation information: an operation information holding unit holding the operation information of a specified period; and an operation information transmission unit transmitting, to the host equipment, the operation information relating to the estimation of the presence/absence of abnormality on the basis of the presence/absence of estimated abnormality. The host equipment includes: an operation information receiving unit receiving the operation information from the subordinate controller; and an event estimation unit which operates according to the presence/absence of abnormality, and has a host neural network model receiving the operation information as input and outputting the event information, and which estimates the event.SELECTED DRAWING: Figure 4
Inventors:
YOKOYA TAKESHI
ADACHI MASARU
ADACHI MASARU
Application Number:
JP2020185282A
Publication Date:
April 30, 2021
Filing Date:
November 05, 2020
Export Citation:
Assignee:
YASKAWA ELECTRIC CORP
International Classes:
G05B23/02
Domestic Patent References:
| JP2002023845A | 2002-01-25 | |||
| JP2012164307A | 2012-08-30 | |||
| JP2014079050A | 2014-05-01 |
Foreign References:
| WO2019106875A1 | 2019-06-06 |
Attorney, Agent or Firm:
Haruka International Patent Office