RISK ANALYSIS ASSISTANCE DEVICE, RISK ANALYSIS ASSISTANCE METHOD, AND RISK ANALYSIS ASSISTANCE PROGRAM

摘要

PROBLEM TO BE SOLVED: To prevent a risk analysis from being overlooked by an analyzing person and to shorten an analyzing time.;SOLUTION: A risk analysis assistance device 100 comprises: a control structural drawing input unit 111 that accepts input of a to-be-analyzed risk expressed in the form of a control structural drawing representing the to-be-analyzed risk by means of a block and control indicating a relation between the block for executing the control and a target block to be controlled by the block; a control loop search unit 121 by which a similar control structural drawing including a partial group of control identical or similar to a partial group of control extracted from the control structural drawing the input of which has been accepted is searched for in an analysis result database 140 and a hazard scenario with a node having a relation corresponding to the partial group of the control included in the similar control structural drawing is acquired from the analysis result database 140; and a recommendation output unit 123 that outputs the acquired hazard scenario in a tree structure.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2020,JPO&INPIT