| 摘要 |
<p>PURPOSE:To easily identify an alarm when a large number of alarms are issued by analyzing inputted plant data comparatively, and displaying them in colors by classifying them to three kinds of alarms. CONSTITUTION:The alarm is classified to the alarm which requires the diagnosis and operation of an operator, the one to arouse caution (not accompanying diagnosis or operation), and the one other than those according to the transition of the abnormal state of a plant 1. Classification by a classifying means is performed at a logic part 2 based on a classification rule setting the causality of the operating state of equipment facility or the parameter of the plant as fundamentals. Classified alarms are displayed in colors on the display windows of an alarm display device 3, or are classified and displayed visually by the color display of a CRT. Thereby, the outgoing of the alarm other than a required is classified, and the alarm for outgoing can be distinguished from the one for storation, and also, the alarm to be confirmed can be suppressed to a minimum.</p> |
