Title:
プラント監視制御装置
Document Type and Number:
Japanese Patent JP5846896
Kind Code:
B2
Abstract:
A plant monitoring controller, provided with a monitor, that obtains process information from a plant and provides an operation signal to the plant, comprising: a process information database in which process information about the plant is recorded and accumulated; an operation video information database in which operation video information, which is video information displayed on a screen on the monitor, is recorded and accumulated as history information; and a history information database in which manipulation histories of the manipulable devices displayed on a screen on the monitor are accumulated as manipulation history information; wherein the process information, the operation video information, and the manipulation history information are recorded along with time information; and an operation video screen is provided as a screen displayed on the monitor, the operation video screen displaying a change from previous operation video information, read from the operation video information database, along with the time information.
Inventors:
Takao Nishi
Hiroyuki Suzuki
Hiroyuki Suzuki
Application Number:
JP2011279261A
Publication Date:
January 20, 2016
Filing Date:
December 21, 2011
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G05B23/02
Domestic Patent References:
| JP2011253476A | ||||
| JP2011138374A | ||||
| JP1185263A | ||||
| JP200089873A | ||||
| JP6202707A | ||||
| JP2008269267A | ||||
| JP200758366A | ||||
| JP2001255929A | ||||
| JP2003076420A |
Attorney, Agent or Firm:
Polaire Patent Business Corporation