| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve the problem that it is impossible to facilitate countermeasures to the generation of any abnormality in a plant by referring to the past operation history. SOLUTION: This monitor controller is provided with an event history server 4 for acquiring the same data from an event history DB 6 based on a playback start command, a trend sever 5 for acquiring the same data from a trend DB 7 based on the command, an integral data server 11 for mediating the command, and a graphic picture display function 1 for displaying a playback start window on a graphic screen when a playback button on the graphic screen is clicked, and for outputting the command including the start time inputted on the window when a reproduction start button is clicked, and for acquiring event history data and trend data following the start time from the event history DB and the trend DB, and for displaying those data on the screen. Thus, the past operation, setting and the tradition of the plant condition at this time can be played back at optional time desinated by an operator.</p> |
