Abstract:

Risk factor identification of area control is studied based on operation analysis method and causality analysis method. Area control task is analysed,and area control flow diagram which inludes every minimum task unit is established according to the requirements of operation analysis method. Then risk factors in every minimum task unit are identified using causality analysis method. At last,85 risk factors of area control operation are dentified and classified including 57 controller factors,10 device factors,8 environment factors and 10 management factors.

Key words: aera control, risk management, risk factor identification, causality analysis method, task analysis