Risk analysis and risk control theory
Take dangers and hidden dangers as the research object
Knowledge of cause and effect of accidents, and identification of risk and hidden chain of events.
The concept of event chain is established, and the advanced stream of consciousness and dynamic epistemology of accident system are established.
The comprehensive elements such as human, machine, environment and management defect are established.
It advocates the comprehensive measures of engineering technology hard means, education and management soft means, and puts forward the concepts and ideas of prevention and evaluation in advance.
4M elements of the accident system
Accident - lack of management -1. Unsafe behavior of people 2. Unsafe state of things 3. Bad environment
People: unsafe behavior in large numbers
Machine: Unsafe state of machine
Ring: Bad environment
Management: lack of management
Safety System Elements
People: concept, consciousness, behavior, moral character, humanistic safety quality
Material: the essential safety of machine is a good environment and a safe state of material
Energy: mechanical energy, electrical energy, chemical energy, thermal energy, radiant energy
Information: original information, processing information